Initial OpenECOMP SDC commit

Change-Id: I0924d5a6ae9cdc161ae17c68d3689a30d10f407b Signed-off-by: Michael Lando <ml636r@att.com>
author: Michael Lando <ml636r@att.com> 2017-02-19 10:28:42 +0200
committer: Michael Lando <ml636r@att.com> 2017-02-19 10:51:01 +0200
commit: 451a3400b76511393c62a444f588a4ed15f4a549 (patch)
tree: e4f5873a863d1d3e55618eab48b83262f874719d /common-app-api/src/main/java/org/openecomp
parent: 5abfe4e1fb5fae4bbd5fbc340519f52075aff3ff (diff)
95 files changed, 11596 insertions, 0 deletions
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/BeEcompErrorManager.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/BeEcompErrorManager.java
new file mode 100644
index 0000000000..d2675ac0c0
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/BeEcompErrorManager.java
@@ -0,0 +1,431 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import org.openecomp.sdc.common.config.AbsEcompErrorManager;
+import org.openecomp.sdc.common.config.EcompErrorEnum;
+import org.openecomp.sdc.common.config.IEcompConfigurationManager;
+
+public class BeEcompErrorManager extends AbsEcompErrorManager {
+
+	public enum ComponentName {
+		SERVICE, PRODUCT, VF
+	}
+
+	public enum ErrorSeverity {
+		INFO, WARNING, ERROR, FATAL
+	}
+
+	private static volatile BeEcompErrorManager instance;
+	private static ConfigurationManager configurationManager;
+
+	private BeEcompErrorManager() {
+	};
+
+	public static BeEcompErrorManager getInstance() {
+		if (instance == null) {
+
+			instance = init();
+		}
+		return instance;
+	}
+
+	private static synchronized BeEcompErrorManager init() {
+		if (instance == null) {
+			instance = new BeEcompErrorManager();
+			configurationManager = ConfigurationManager.getConfigurationManager();
+		}
+		return instance;
+	}
+
+	@Override
+	public IEcompConfigurationManager getConfigurationManager() {
+		return configurationManager;
+	}
+
+	public void logBeUebAuthenticationError(String context, String reason) {
+		processEcompError(context, EcompErrorEnum.BeUebAuthenticationError, reason);
+	}
+
+	public void logBeHealthCheckRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckRecovery);
+	}
+
+	public void logBeHealthCheckTitanRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckTitanRecovery);
+	}
+
+	public void logBeHealthCheckElasticSearchRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckElasticSearchRecovery);
+	}
+
+	public void logBeHealthCheckUebClusterRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckUebClusterRecovery);
+	}
+
+	public void logFeHealthCheckRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.FeHealthCheckRecovery);
+	}
+
+	public void logBeHealthCheckError(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckError);
+	}
+
+	public void logBeHealthCheckTitanError(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckTitanError);
+	}
+
+	public void logBeHealthCheckElasticSearchError(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckElasticSearchError);
+	}
+
+	public void logBeHealthCheckUebClusterError(String context) {
+		processEcompError(context, EcompErrorEnum.BeHealthCheckUebClusterError);
+	}
+
+	public void logFeHealthCheckError(String context) {
+		processEcompError(context, EcompErrorEnum.FeHealthCheckError);
+	}
+
+	/**
+	 * @param context
+	 * @param reason
+	 */
+	public void logBeUebConnectionError(String context, String reason) {
+		processEcompError(context, EcompErrorEnum.BeUebConnectionError, reason);
+	}
+
+	public void logBeUebUnkownHostError(String context, String host) {
+		processEcompError(context, EcompErrorEnum.BeUebUnkownHostError, host);
+	}
+
+	public void logBeComponentMissingError(String context, String componentType, String name) {
+		processEcompError(context, EcompErrorEnum.BeComponentMissingError, componentType, name);
+	}
+
+	public void logBeIncorrectComponentError(String context, String componentType, String name) {
+		processEcompError(context, EcompErrorEnum.BeIncorrectComponentError, componentType, name);
+	}
+
+	public void logBeInvalidConfigurationError(String context, String parameterName, String parameterValue) {
+		processEcompError(context, EcompErrorEnum.BeInvalidConfigurationError, parameterName, parameterValue);
+	}
+
+	public void logBeUebObjectNotFoundError(String context, String notFoundObjectName) {
+		processEcompError(context, EcompErrorEnum.BeUebObjectNotFoundError, notFoundObjectName);
+	}
+
+	public void logBeDistributionEngineInvalidArtifactType(String context, String artifactType,
+			String validArtifactTypes) {
+		processEcompError(context, EcompErrorEnum.BeDistributionEngineInvalidArtifactType, artifactType,
+				validArtifactTypes);
+	}
+
+	public void logBeMissingConfigurationError(String context, String parameterName) {
+		processEcompError(context, EcompErrorEnum.BeMissingConfigurationError, parameterName);
+	}
+
+	public void logBeConfigurationInvalidListSizeError(String context, String parameterName, int listMinimumSize) {
+		processEcompError(context, EcompErrorEnum.BeConfigurationInvalidListSizeError, parameterName,
+				String.valueOf(listMinimumSize));
+	}
+
+	public void logErrorConfigFileFormat(String context, String description) {
+		processEcompError(context, EcompErrorEnum.ErrorConfigFileFormat, description);
+	}
+
+	public void logBeMissingArtifactInformationError(String context, String missingInfo) {
+		processEcompError(context, EcompErrorEnum.BeMissingArtifactInformationError, missingInfo);
+	}
+
+	public void logBeArtifactMissingError(String context, String artifactName) {
+		processEcompError(context, EcompErrorEnum.BeArtifactMissingError, artifactName);
+	}
+
+	public void logBeUserMissingError(String context, String userId) {
+		processEcompError(context, EcompErrorEnum.BeUserMissingError, userId);
+	}
+
+	public void logBeInvalidTypeError(String context, String type, String name) {
+		processEcompError(context, EcompErrorEnum.BeInvalidTypeError, type, name);
+	}
+
+	public void logBeInvalidValueError(String context, String value, String name, String type) {
+		processEcompError(context, EcompErrorEnum.BeInvalidValueError, value, name, type);
+	}
+
+	public void logBeArtifactPayloadInvalid(String context) {
+		processEcompError(context, EcompErrorEnum.BeArtifactPayloadInvalid);
+	}
+
+	public void logBeArtifactInformationInvalidError(String context) {
+		processEcompError(context, EcompErrorEnum.BeArtifactInformationInvalidError);
+	}
+
+	public void logBeDistributionMissingError(String context, String distributionName) {
+		processEcompError(context, EcompErrorEnum.BeDistributionMissingError, "Distribution", distributionName);
+	}
+
+	public void logBeGraphObjectMissingError(String context, String objectType, String objectName) {
+		processEcompError(context, EcompErrorEnum.BeGraphObjectMissingError, objectType, objectName);
+	}
+
+	public void logBeInvalidJsonInput(String context) {
+		processEcompError(context, EcompErrorEnum.BeInvalidJsonInput);
+	}
+
+	public void logBeInitializationError(String context) {
+		processEcompError(context, EcompErrorEnum.BeInitializationError);
+	}
+
+	public void logBeFailedAddingResourceInstanceError(String context, String resourceName, String serviceId) {
+		processEcompError(context, EcompErrorEnum.BeFailedAddingResourceInstanceError, resourceName, serviceId);
+	}
+
+	public void logBeUebSystemError(String context, String operation) {
+		processEcompError(context, EcompErrorEnum.BeUebSystemError, operation);
+	}
+
+	public void logBeDistributionEngineSystemError(String context, String operation) {
+		processEcompError(context, EcompErrorEnum.BeDistributionEngineSystemError, operation);
+	}
+
+	public void logBeFailedAddingNodeTypeError(String context, String nodeType) {
+		processEcompError(context, EcompErrorEnum.BeFailedAddingNodeTypeError, nodeType);
+	}
+
+	public void logBeDaoSystemError(String context) {
+		processEcompError(context, EcompErrorEnum.BeDaoSystemError);
+	}
+
+	public void logBeSystemError(String context) {
+		processEcompError(context, EcompErrorEnum.BeSystemError);
+	}
+
+	public void logBeExecuteRollbackError(String context) {
+		processEcompError(context, EcompErrorEnum.BeExecuteRollbackError);
+	}
+
+	public void logBeFailedLockObjectError(String context, String type, String id) {
+		processEcompError(context, EcompErrorEnum.BeFailedLockObjectError, type, id);
+	}
+
+	public void logBeFailedCreateNodeError(String context, String nodeName, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedCreateNodeError, nodeName, status);
+	}
+
+	public void logBeFailedUpdateNodeError(String context, String nodeName, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedUpdateNodeError, nodeName, status);
+	}
+
+	public void logBeFailedDeleteNodeError(String context, String nodeName, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedDeleteNodeError, nodeName, status);
+	}
+
+	public void logBeFailedRetrieveNodeError(String context, String nodeName, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedRetrieveNodeError, nodeName, status);
+	}
+
+	public void logBeFailedFindParentError(String context, String node, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedFindParentError, node, status);
+	}
+
+	public void logBeFailedFindAllNodesError(String context, String nodeType, String parentNode, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedFindAllNodesError, nodeType, parentNode, status);
+	}
+
+	public void logBeFailedFindAssociationError(String context, String nodeType, String fromNode, String status) {
+		processEcompError(context, EcompErrorEnum.BeFailedFindAssociationError, nodeType, fromNode, status);
+	}
+
+	public void logBeComponentCleanerSystemError(String context, String operation) {
+		processEcompError(context, EcompErrorEnum.BeComponentCleanerSystemError, operation);
+	}
+
+	public void logBeRestApiGeneralError(String context) {
+		processEcompError(context, EcompErrorEnum.BeRestApiGeneralError);
+	}
+
+	public void logFqdnResolveError(String context, String description) {
+		processEcompError(context, EcompErrorEnum.FqdnResolveError, description);
+	}
+
+	public void logSiteSwitchoverInfo(String context, String description) {
+		processEcompError(context, EcompErrorEnum.SiteSwitchoverInfo, description);
+	}
+
+	public void logInternalAuthenticationError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InternalAuthenticationError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InternalAuthenticationInfo, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InternalAuthenticationWarning, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InternalAuthenticationError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InternalAuthenticationFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+	public void logInternalConnectionError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InternalConnectionError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InternalConnectionInfo, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InternalConnectionWarning, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InternalConnectionError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InternalConnectionFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+	public void logInternalDataError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InternalDataError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InternalDataInfo, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InternalDataWarning, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InternalDataError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InternalDataFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+	public void logInvalidInputError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InvalidInputError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InvalidInputWarning, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InvalidInputInfo, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InvalidInputError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InvalidInputFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+	public void logInternalFlowError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InternalFlowError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InternalFlowInfo, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InternalFlowWarning, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InternalFlowError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InternalFlowFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+	public void logInternalUnexpectedError(String context, String description, ErrorSeverity severity) {
+
+		if (severity == null) {
+			processEcompError(context, EcompErrorEnum.InternalUnexpectedError, description);
+		} else {
+			switch (severity) {
+			case INFO:
+				processEcompError(context, EcompErrorEnum.InternalUnexpectedInfo, description);
+				break;
+			case WARNING:
+				processEcompError(context, EcompErrorEnum.InternalUnexpectedWarning, description);
+				break;
+			case ERROR:
+				processEcompError(context, EcompErrorEnum.InternalUnexpectedError, description);
+				break;
+			case FATAL:
+				processEcompError(context, EcompErrorEnum.InternalUnexpectedFatal, description);
+				break;
+
+			default:
+				break;
+			}
+		}
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/CleanComponentsConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/CleanComponentsConfiguration.java
new file mode 100644
index 0000000000..6411005449
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/CleanComponentsConfiguration.java
@@ -0,0 +1,46 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.List;
+
+public class CleanComponentsConfiguration {
+
+	private long cleanIntervalInMinutes;
+	private List<String> componentsToClean;
+
+	public long getCleanIntervalInMinutes() {
+		return cleanIntervalInMinutes;
+	}
+
+	public void setCleanIntervalInMinutes(long cleanIntervalInMinutes) {
+		this.cleanIntervalInMinutes = cleanIntervalInMinutes;
+	}
+
+	public List<String> getComponentsToClean() {
+		return componentsToClean;
+	}
+
+	public void setComponentsToClean(List<String> componentsToClean) {
+		this.componentsToClean = componentsToClean;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java
new file mode 100644
index 0000000000..96505f4e5d
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java
@@ -0,0 +1,1233 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+import static java.lang.String.format;
+
+public class Configuration extends BasicConfiguration {
+
+	private List<String> identificationHeaderFields;
+	/**
+	 * Requests from these Urls will not be logged by
+	 * org.openecomp.sdc.be.filters.BeServletFilter.<br>
+	 **/
+	private List<String> unLoggedUrls;
+
+	/**
+	 * backend host
+	 */
+	private String beFqdn;
+	/**
+	 * backend http port
+	 */
+	private Integer beHttpPort;
+	/**
+	 * backend http secured port
+	 */
+	private Integer beSslPort;
+	/**
+	 * be http context
+	 */
+	private String beContext;
+	/**
+	 * backend protocol. http | https
+	 */
+	private String beProtocol = "http";
+
+	private Date released;
+	private String version = "1111";
+	private List<String> protocols;
+	private Map<String, String> users;
+	private Map<String, Object> neo4j;
+	private ElasticSearchConfig elasticSearch;
+	private String titanCfgFile;
+	private Boolean titanInMemoryGraph;
+	private Long titanLockTimeout;
+	private Long titanReconnectIntervalInSeconds;
+	private Long titanHealthCheckReadTimeout;
+	private Long esReconnectIntervalInSeconds;
+	private Long uebHealthCheckReconnectIntervalInSeconds;
+	private Long uebHealthCheckReadTimeout;
+
+	private List<String> resourceTypes;
+	private List<String> excludeResourceCategory;
+	private Map<String, Object> deploymentResourceArtifacts;
+	private Map<String, Object> deploymentResourceInstanceArtifacts;
+	private Map<String, Object> toscaArtifacts;
+	private Map<String, Object> informationalResourceArtifacts;
+	private Map<String, Object> informationalServiceArtifacts;
+	private Map<String, DeploymentArtifactTypeConfig> resourceDeploymentArtifacts;
+	private Map<String, DeploymentArtifactTypeConfig> serviceDeploymentArtifacts;
+	private Map<String, DeploymentArtifactTypeConfig> resourceInstanceDeploymentArtifacts;
+	private Map<String, DeploymentArtifactTypeConfig> resourceInformationalDeployedArtifacts;
+	private Map<String, Object> serviceApiArtifacts;
+	private List<String> excludeServiceCategory;
+	private Map<String, Set<String>> requirementsToFulfillBeforeCert;
+	private Map<String, Set<String>> capabilitiesToConsumeBeforeCert;
+
+	private List<String> artifactTypes;
+	private List<String> licenseTypes;
+
+	private Integer additionalInformationMaxNumberOfKeys;
+	private Integer defaultHeatArtifactTimeoutMinutes;
+
+	private BeMonitoringConfig systemMonitoring;
+	private CleanComponentsConfiguration cleanComponentsConfiguration;
+
+	private String artifactsIndex;
+
+	private String heatEnvArtifactHeader;
+	private String heatEnvArtifactFooter;
+
+	private String toscaFilesDir;
+	private String heatTranslatorPath;
+
+	private OnboardingConfig onboarding;
+
+	private CassandrConfig cassandraConfig;
+
+	private SwitchoverDetectorConfig switchoverDetector;
+
+	private ApplicationL1CacheConfig applicationL1Cache;
+
+	private ApplicationL2CacheConfig applicationL2Cache;
+
+	private ToscaValidatorsConfig toscaValidators;
+
+	private boolean disableAudit;
+
+	public SwitchoverDetectorConfig getSwitchoverDetector() {
+		return switchoverDetector;
+	}
+
+	public void setSwitchoverDetector(SwitchoverDetectorConfig switchoverDetector) {
+		this.switchoverDetector = switchoverDetector;
+	}
+
+	public ApplicationL1CacheConfig getApplicationL1Cache() {
+		return applicationL1Cache;
+	}
+
+	public void setApplicationL1Cache(ApplicationL1CacheConfig applicationL1Cache) {
+		this.applicationL1Cache = applicationL1Cache;
+	}
+
+	public ApplicationL2CacheConfig getApplicationL2Cache() {
+		return applicationL2Cache;
+	}
+
+	public void setApplicationL2Cache(ApplicationL2CacheConfig applicationL2Cache) {
+		this.applicationL2Cache = applicationL2Cache;
+	}
+
+	private EcompPortalConfig ecompPortal;
+
+	public CassandrConfig getCassandraConfig() {
+		return cassandraConfig;
+	}
+
+	public void setCassandraConfig(CassandrConfig cassandraKeySpace) {
+		this.cassandraConfig = cassandraKeySpace;
+	}
+
+	public List<String> getIdentificationHeaderFields() {
+		return identificationHeaderFields;
+	}
+
+	public void setIdentificationHeaderFields(List<String> identificationHeaderFields) {
+		this.identificationHeaderFields = identificationHeaderFields;
+	}
+
+	public Date getReleased() {
+		return released;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setReleased(Date released) {
+		this.released = released;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public List<String> getProtocols() {
+		return protocols;
+	}
+
+	public void setProtocols(List<String> protocols) {
+		this.protocols = protocols;
+	}
+
+	public Map<String, String> getUsers() {
+		return users;
+	}
+
+	public void setUsers(Map<String, String> users) {
+		this.users = users;
+	}
+
+	public String getBeFqdn() {
+		return beFqdn;
+	}
+
+	public void setBeFqdn(String beHost) {
+		this.beFqdn = beHost;
+	}
+
+	public Integer getBeHttpPort() {
+		return beHttpPort;
+	}
+
+	public void setBeHttpPort(Integer beHttpPort) {
+		this.beHttpPort = beHttpPort;
+	}
+
+	public Integer getBeSslPort() {
+		return beSslPort;
+	}
+
+	public void setBeSslPort(Integer beSslPort) {
+		this.beSslPort = beSslPort;
+	}
+
+	public String getBeContext() {
+		return beContext;
+	}
+
+	public void setBeContext(String beContext) {
+		this.beContext = beContext;
+	}
+
+	public String getBeProtocol() {
+		return beProtocol;
+	}
+
+	public void setBeProtocol(String beProtocol) {
+		this.beProtocol = beProtocol;
+	}
+
+	public Map<String, Object> getNeo4j() {
+		return neo4j;
+	}
+
+	public void setNeo4j(Map<String, Object> neo4j) {
+		this.neo4j = neo4j;
+	}
+
+	public ElasticSearchConfig getElasticSearch() {
+		return elasticSearch;
+	}
+
+	public void setElasticSearch(ElasticSearchConfig elasticSearch) {
+		this.elasticSearch = elasticSearch;
+	}
+
+	public String getTitanCfgFile() {
+		return titanCfgFile;
+	}
+
+	public void setTitanCfgFile(String titanCfgFile) {
+		this.titanCfgFile = titanCfgFile;
+	}
+
+	public Boolean getTitanInMemoryGraph() {
+		return titanInMemoryGraph;
+	}
+
+	public void setTitanInMemoryGraph(Boolean titanInMemoryGraph) {
+		this.titanInMemoryGraph = titanInMemoryGraph;
+	}
+
+	public Long getTitanLockTimeout() {
+		return titanLockTimeout;
+	}
+
+	public void setTitanLockTimeout(Long titanLockTimeout) {
+		this.titanLockTimeout = titanLockTimeout;
+	}
+
+	public Long getTitanHealthCheckReadTimeout() {
+		return titanHealthCheckReadTimeout;
+	}
+
+	public Long getTitanHealthCheckReadTimeout(long defaultVal) {
+		return titanHealthCheckReadTimeout == null ? defaultVal : titanHealthCheckReadTimeout;
+	}
+
+	public void setTitanHealthCheckReadTimeout(Long titanHealthCheckReadTimeout) {
+		this.titanHealthCheckReadTimeout = titanHealthCheckReadTimeout;
+	}
+
+	public Long getTitanReconnectIntervalInSeconds() {
+		return titanReconnectIntervalInSeconds;
+	}
+
+	public Long getTitanReconnectIntervalInSeconds(long defaultVal) {
+		return titanReconnectIntervalInSeconds == null ? defaultVal : titanReconnectIntervalInSeconds;
+	}
+
+	public void setTitanReconnectIntervalInSeconds(Long titanReconnectIntervalInSeconds) {
+		this.titanReconnectIntervalInSeconds = titanReconnectIntervalInSeconds;
+	}
+
+	public Long getEsReconnectIntervalInSeconds() {
+		return esReconnectIntervalInSeconds;
+	}
+
+	public Long getEsReconnectIntervalInSeconds(long defaultVal) {
+		return esReconnectIntervalInSeconds == null ? defaultVal : esReconnectIntervalInSeconds;
+	}
+
+	public void setEsReconnectIntervalInSeconds(Long esReconnectIntervalInSeconds) {
+		this.esReconnectIntervalInSeconds = esReconnectIntervalInSeconds;
+	}
+
+	public List<String> getArtifactTypes() {
+		return artifactTypes;
+	}
+
+	public void setArtifactTypes(List<String> artifactTypes) {
+		this.artifactTypes = artifactTypes;
+	}
+
+	public List<String> getExcludeResourceCategory() {
+		return excludeResourceCategory;
+	}
+
+	public void setExcludeResourceCategory(List<String> excludeResourceCategory) {
+		this.excludeResourceCategory = excludeResourceCategory;
+	}
+
+	public Map<String, Object> getToscaArtifacts() {
+		return toscaArtifacts;
+	}
+
+	public void setToscaArtifacts(Map<String, Object> toscaArtifacts) {
+		this.toscaArtifacts = toscaArtifacts;
+	}
+
+	public Map<String, Object> getInformationalResourceArtifacts() {
+		return informationalResourceArtifacts;
+	}
+
+	public void setInformationalResourceArtifacts(Map<String, Object> informationalResourceArtifacts) {
+		this.informationalResourceArtifacts = informationalResourceArtifacts;
+	}
+
+	public Map<String, Object> getInformationalServiceArtifacts() {
+		return informationalServiceArtifacts;
+	}
+
+	public void setInformationalServiceArtifacts(Map<String, Object> informationalServiceArtifacts) {
+		this.informationalServiceArtifacts = informationalServiceArtifacts;
+	}
+
+	public Map<String, Object> getServiceApiArtifacts() {
+		return serviceApiArtifacts;
+	}
+
+	public void setServiceApiArtifacts(Map<String, Object> serviceApiArtifacts) {
+		this.serviceApiArtifacts = serviceApiArtifacts;
+	}
+
+	public Map<String, DeploymentArtifactTypeConfig> getServiceDeploymentArtifacts() {
+		return serviceDeploymentArtifacts;
+	}
+
+	public void setServiceDeploymentArtifacts(Map<String, DeploymentArtifactTypeConfig> serviceDeploymentArtifacts) {
+		this.serviceDeploymentArtifacts = serviceDeploymentArtifacts;
+	}
+
+	public Map<String, DeploymentArtifactTypeConfig> getResourceDeploymentArtifacts() {
+		return resourceDeploymentArtifacts;
+	}
+
+	public void setResourceDeploymentArtifacts(Map<String, DeploymentArtifactTypeConfig> resourceDeploymentArtifacts) {
+		this.resourceDeploymentArtifacts = resourceDeploymentArtifacts;
+	}
+
+	public void setResourceInstanceDeploymentArtifacts(
+			Map<String, DeploymentArtifactTypeConfig> resourceInstanceDeploymentArtifacts) {
+		this.resourceInstanceDeploymentArtifacts = resourceInstanceDeploymentArtifacts;
+	}
+
+	public Map<String, DeploymentArtifactTypeConfig> getResourceInstanceDeploymentArtifacts() {
+		return resourceInstanceDeploymentArtifacts;
+	}
+
+	public List<String> getExcludeServiceCategory() {
+		return excludeServiceCategory;
+	}
+
+	public void setExcludeServiceCategory(List<String> excludeServiceCategory) {
+		this.excludeServiceCategory = excludeServiceCategory;
+	}
+
+	public List<String> getLicenseTypes() {
+		return licenseTypes;
+	}
+
+	public void setLicenseTypes(List<String> licenseTypes) {
+		this.licenseTypes = licenseTypes;
+	}
+
+	public Integer getAdditionalInformationMaxNumberOfKeys() {
+		return additionalInformationMaxNumberOfKeys;
+	}
+
+	public void setAdditionalInformationMaxNumberOfKeys(Integer additionalInformationMaxNumberOfKeys) {
+		this.additionalInformationMaxNumberOfKeys = additionalInformationMaxNumberOfKeys;
+	}
+
+	public BeMonitoringConfig getSystemMonitoring() {
+		return systemMonitoring;
+	}
+
+	public void setSystemMonitoring(BeMonitoringConfig systemMonitoring) {
+		this.systemMonitoring = systemMonitoring;
+	}
+
+	public Integer getDefaultHeatArtifactTimeoutMinutes() {
+		return defaultHeatArtifactTimeoutMinutes;
+	}
+
+	public void setDefaultHeatArtifactTimeoutMinutes(Integer defaultHeatArtifactTimeoutMinutes) {
+		this.defaultHeatArtifactTimeoutMinutes = defaultHeatArtifactTimeoutMinutes;
+	}
+
+	public Long getUebHealthCheckReconnectIntervalInSeconds() {
+		return uebHealthCheckReconnectIntervalInSeconds;
+	}
+
+	public void setUebHealthCheckReconnectIntervalInSeconds(Long uebHealthCheckReconnectIntervalInSeconds) {
+		this.uebHealthCheckReconnectIntervalInSeconds = uebHealthCheckReconnectIntervalInSeconds;
+	}
+
+	public Long getUebHealthCheckReadTimeout() {
+		return uebHealthCheckReadTimeout;
+	}
+
+	public void setUebHealthCheckReadTimeout(Long uebHealthCheckReadTimeout) {
+		this.uebHealthCheckReadTimeout = uebHealthCheckReadTimeout;
+	}
+
+	public static class ElasticSearchConfig {
+
+		List<IndicesTimeFrequencyEntry> indicesTimeFrequency;
+
+		public List<IndicesTimeFrequencyEntry> getIndicesTimeFrequency() {
+			return indicesTimeFrequency;
+		}
+
+		public void setIndicesTimeFrequency(List<IndicesTimeFrequencyEntry> indicesTimeFrequency) {
+			this.indicesTimeFrequency = indicesTimeFrequency;
+		}
+
+		public static class IndicesTimeFrequencyEntry {
+
+			String indexPrefix;
+			String creationPeriod;
+
+			public String getIndexPrefix() {
+				return indexPrefix;
+			}
+
+			public void setIndexPrefix(String indexPrefix) {
+				this.indexPrefix = indexPrefix;
+			}
+
+			public String getCreationPeriod() {
+				return creationPeriod;
+			}
+
+			public void setCreationPeriod(String creationPeriod) {
+				this.creationPeriod = creationPeriod;
+			}
+		}
+	}
+
+	public static class CassandrConfig {
+
+		List<String> cassandraHosts;
+		String localDataCenter;
+		Long reconnectTimeout;
+		List<KeyspaceConfig> keySpaces;
+		boolean authenticate;
+		String username;
+		String password;
+		boolean ssl;
+		String truststorePath;
+		String truststorePassword;
+
+		public String getLocalDataCenter() {
+			return localDataCenter;
+		}
+
+		public void setLocalDataCenter(String localDataCenter) {
+			this.localDataCenter = localDataCenter;
+		}
+
+		public boolean isAuthenticate() {
+			return authenticate;
+		}
+
+		public void setAuthenticate(boolean authenticate) {
+			this.authenticate = authenticate;
+		}
+
+		public String getUsername() {
+			return username;
+		}
+
+		public void setUsername(String username) {
+			this.username = username;
+		}
+
+		public String getPassword() {
+			return password;
+		}
+
+		public void setPassword(String password) {
+			this.password = password;
+		}
+
+		public boolean isSsl() {
+			return ssl;
+		}
+
+		public void setSsl(boolean ssl) {
+			this.ssl = ssl;
+		}
+
+		public String getTruststorePath() {
+			return truststorePath;
+		}
+
+		public void setTruststorePath(String truststorePath) {
+			this.truststorePath = truststorePath;
+		}
+
+		public String getTruststorePassword() {
+			return truststorePassword;
+		}
+
+		public void setTruststorePassword(String truststorePassword) {
+			this.truststorePassword = truststorePassword;
+		}
+
+		public Long getReconnectTimeout() {
+			return reconnectTimeout;
+		}
+
+		public void setReconnectTimeout(Long reconnectTimeout) {
+			this.reconnectTimeout = reconnectTimeout;
+		}
+
+		public List<String> getCassandraHosts() {
+			return cassandraHosts;
+		}
+
+		public void setCassandraHosts(List<String> cassandraHosts) {
+			this.cassandraHosts = cassandraHosts;
+		}
+
+		public List<KeyspaceConfig> getKeySpaces() {
+			return keySpaces;
+		}
+
+		public void setKeySpaces(List<KeyspaceConfig> cassandraConfig) {
+			this.keySpaces = cassandraConfig;
+		}
+
+		public static class KeyspaceConfig {
+
+			String name;
+			String replicationStrategy;
+			List<String> replicationInfo;
+
+			public String getName() {
+				return name;
+			}
+
+			public void setName(String name) {
+				this.name = name;
+			}
+
+			public String getReplicationStrategy() {
+				return replicationStrategy;
+			}
+
+			public void setReplicationStrategy(String replicationStrategy) {
+				this.replicationStrategy = replicationStrategy;
+			}
+
+			public List<String> getReplicationInfo() {
+				return replicationInfo;
+			}
+
+			public void setReplicationInfo(List<String> replicationInfo) {
+				this.replicationInfo = replicationInfo;
+			}
+		}
+	}
+
+	public static class SwitchoverDetectorConfig {
+
+		String gBeFqdn;
+		String gFeFqdn;
+		String beVip;
+		String feVip;
+		int beResolveAttempts;
+		int feResolveAttempts;
+		Boolean enabled;
+		long interval;
+		String changePriorityUser;
+		String changePriorityPassword;
+		String publishNetworkUrl;
+		String publishNetworkBody;
+		Map<String, GroupInfo> groups;
+
+		public String getgBeFqdn() {
+			return gBeFqdn;
+		}
+
+		public void setgBeFqdn(String gBeFqdn) {
+			this.gBeFqdn = gBeFqdn;
+		}
+
+		public String getgFeFqdn() {
+			return gFeFqdn;
+		}
+
+		public void setgFeFqdn(String gFeFqdn) {
+			this.gFeFqdn = gFeFqdn;
+		}
+
+		public String getBeVip() {
+			return beVip;
+		}
+
+		public void setBeVip(String beVip) {
+			this.beVip = beVip;
+		}
+
+		public String getFeVip() {
+			return feVip;
+		}
+
+		public void setFeVip(String feVip) {
+			this.feVip = feVip;
+		}
+
+		public int getBeResolveAttempts() {
+			return beResolveAttempts;
+		}
+
+		public void setBeResolveAttempts(int beResolveAttempts) {
+			this.beResolveAttempts = beResolveAttempts;
+		}
+
+		public int getFeResolveAttempts() {
+			return feResolveAttempts;
+		}
+
+		public void setFeResolveAttempts(int feResolveAttempts) {
+			this.feResolveAttempts = feResolveAttempts;
+		}
+
+		public Boolean getEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(Boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public long getInterval() {
+			return interval;
+		}
+
+		public void setInterval(long interval) {
+			this.interval = interval;
+		}
+
+		public String getChangePriorityUser() {
+			return changePriorityUser;
+		}
+
+		public void setChangePriorityUser(String changePriorityUser) {
+			this.changePriorityUser = changePriorityUser;
+		}
+
+		public String getChangePriorityPassword() {
+			return changePriorityPassword;
+		}
+
+		public void setChangePriorityPassword(String changePriorityPassword) {
+			this.changePriorityPassword = changePriorityPassword;
+		}
+
+		public String getPublishNetworkUrl() {
+			return publishNetworkUrl;
+		}
+
+		public void setPublishNetworkUrl(String publishNetworkUrl) {
+			this.publishNetworkUrl = publishNetworkUrl;
+		}
+
+		public String getPublishNetworkBody() {
+			return publishNetworkBody;
+		}
+
+		public void setPublishNetworkBody(String publishNetworkBody) {
+			this.publishNetworkBody = publishNetworkBody;
+		}
+
+		public Map<String, GroupInfo> getGroups() {
+			return groups;
+		}
+
+		public void setGroups(Map<String, GroupInfo> groups) {
+			this.groups = groups;
+		}
+
+		public static class GroupInfo {
+
+			String changePriorityUrl;
+			String changePriorityBody;
+
+			public String getChangePriorityUrl() {
+				return changePriorityUrl;
+			}
+
+			public void setChangePriorityUrl(String changePriorityUrl) {
+				this.changePriorityUrl = changePriorityUrl;
+			}
+
+			public String getChangePriorityBody() {
+				return changePriorityBody;
+			}
+
+			public void setChangePriorityBody(String changePriorityBody) {
+				this.changePriorityBody = changePriorityBody;
+			}
+		}
+
+	}
+
+	public static class BeMonitoringConfig {
+
+		Boolean enabled;
+		Boolean isProxy;
+		Integer probeIntervalInSeconds;
+
+		public Boolean getEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(Boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public Boolean getIsProxy() {
+			return isProxy;
+		}
+
+		public void setIsProxy(Boolean isProxy) {
+			this.isProxy = isProxy;
+		}
+
+		public Integer getProbeIntervalInSeconds() {
+			return probeIntervalInSeconds;
+		}
+
+		public Integer getProbeIntervalInSeconds(int defaultVal) {
+			return probeIntervalInSeconds == null ? defaultVal : probeIntervalInSeconds;
+		}
+
+		public void setProbeIntervalInSeconds(Integer probeIntervalInSeconds) {
+			this.probeIntervalInSeconds = probeIntervalInSeconds;
+		}
+	}
+
+	public static class DeploymentArtifactTypeConfig {
+
+		List<String> acceptedTypes;
+		List<String> validForResourceTypes;
+
+		public List<String> getValidForResourceTypes() {
+			return validForResourceTypes;
+		}
+
+		public void setValidForResourceTypes(List<String> validForResourceTypes) {
+			this.validForResourceTypes = validForResourceTypes;
+		}
+
+		public List<String> getAcceptedTypes() {
+			return acceptedTypes;
+		}
+
+		public void setAcceptedTypes(List<String> acceptedTypes) {
+			this.acceptedTypes = acceptedTypes;
+		}
+	}
+
+	public static class OnboardingConfig {
+
+		String protocol = "http";
+		String host;
+		Integer port;
+		String downloadCsarUri;
+
+		public String getProtocol() {
+			return protocol;
+		}
+
+		public void setProtocol(String protocol) {
+			this.protocol = protocol;
+		}
+
+		public String getHost() {
+			return host;
+		}
+
+		public void setHost(String host) {
+			this.host = host;
+		}
+
+		public Integer getPort() {
+			return port;
+		}
+
+		public void setPort(Integer port) {
+			this.port = port;
+		}
+
+		public String getDownloadCsarUri() {
+			return downloadCsarUri;
+		}
+
+		public void setDownloadCsarUri(String downloadCsarUri) {
+			this.downloadCsarUri = downloadCsarUri;
+		}
+
+		@Override
+		public String toString() {
+			return "OnboardingConfig [protocol=" + protocol + ", host=" + host + ", port=" + port + ", downloadCsarUri="
+					+ downloadCsarUri + "]";
+		}
+
+	}
+
+	public static class EcompPortalConfig {
+
+		private String defaultFunctionalMenu;
+
+		public String getDefaultFunctionalMenu() {
+			return defaultFunctionalMenu;
+		}
+
+		public void setDefaultFunctionalMenu(String defaultFunctionalMenu) {
+			this.defaultFunctionalMenu = defaultFunctionalMenu;
+		}
+
+		@Override
+		public String toString() {
+			return "EcompPortalConfig [defaultFunctionalMenu=" + defaultFunctionalMenu + "]";
+		}
+
+	}
+
+	public static class ApplicationL1CacheConfig {
+
+		ApplicationL1CacheInfo datatypes;
+
+		public ApplicationL1CacheInfo getDatatypes() {
+			return datatypes;
+		}
+
+		public void setDatatypes(ApplicationL1CacheInfo datatypes) {
+			this.datatypes = datatypes;
+		}
+
+		@Override
+		public String toString() {
+			return "ApplicationL1CacheConfig [datatypes=" + datatypes + "]";
+		}
+
+	}
+
+	public static class ApplicationL2CacheConfig {
+
+		boolean enabled;
+		ApplicationL1CacheCatalogInfo catalogL1Cache;
+
+		QueueInfo queue;
+
+		public boolean isEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public ApplicationL1CacheCatalogInfo getCatalogL1Cache() {
+			return catalogL1Cache;
+		}
+
+		public void setCatalogL1Cache(ApplicationL1CacheCatalogInfo catalogL1Cache) {
+			this.catalogL1Cache = catalogL1Cache;
+		}
+
+		public QueueInfo getQueue() {
+			return queue;
+		}
+
+		public void setQueue(QueueInfo queue) {
+			this.queue = queue;
+		}
+
+		@Override
+		public String toString() {
+			return "ApplicationL2CacheConfig [enabled=" + enabled + ", catalogL1Cache=" + catalogL1Cache + "]";
+		}
+
+	}
+
+	public static class ToscaValidatorsConfig {
+
+		private Integer stringMaxLength;
+
+		public Integer getStringMaxLength() {
+			return stringMaxLength;
+		}
+
+		public void setStringMaxLength(Integer stringMaxLength) {
+			this.stringMaxLength = stringMaxLength;
+		}
+
+		@Override
+		public String toString() {
+			return "ToscaValidatorsConfig [stringMaxLength=" + stringMaxLength + "]";
+		}
+
+	}
+
+	public static class ApplicationL1CacheInfo {
+
+		Boolean enabled;
+		Integer firstRunDelay;
+		Integer pollIntervalInSec;
+
+		public Boolean getEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(Boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public Integer getFirstRunDelay() {
+			return firstRunDelay;
+		}
+
+		public void setFirstRunDelay(Integer firstRunDelay) {
+			this.firstRunDelay = firstRunDelay;
+		}
+
+		public Integer getPollIntervalInSec() {
+			return pollIntervalInSec;
+		}
+
+		public void setPollIntervalInSec(Integer pollIntervalInSec) {
+			this.pollIntervalInSec = pollIntervalInSec;
+		}
+
+		@Override
+		public String toString() {
+			return "ApplicationL1CacheInfo [enabled=" + enabled + ", firstRunDelay=" + firstRunDelay
+					+ ", pollIntervalInSec=" + pollIntervalInSec + "]";
+		}
+	}
+
+	public static class ApplicationL1CacheCatalogInfo {
+
+		Boolean enabled;
+		Integer resourcesSizeInCache;
+		Integer servicesSizeInCache;
+		Integer productsSizeInCache;
+
+		public Boolean getEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(Boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public Integer getResourcesSizeInCache() {
+			return resourcesSizeInCache;
+		}
+
+		public void setResourcesSizeInCache(Integer resourcesSizeInCache) {
+			this.resourcesSizeInCache = resourcesSizeInCache;
+		}
+
+		public Integer getServicesSizeInCache() {
+			return servicesSizeInCache;
+		}
+
+		public void setServicesSizeInCache(Integer servicesSizeInCache) {
+			this.servicesSizeInCache = servicesSizeInCache;
+		}
+
+		public Integer getProductsSizeInCache() {
+			return productsSizeInCache;
+		}
+
+		public void setProductsSizeInCache(Integer productsSizeInCache) {
+			this.productsSizeInCache = productsSizeInCache;
+		}
+
+		@Override
+		public String toString() {
+			return "ApplicationL1CacheCatalogInfo [enabled=" + enabled + ", resourcesSizeInCache="
+					+ resourcesSizeInCache + ", servicesSizeInCache=" + servicesSizeInCache + ", productsSizeInCache="
+					+ productsSizeInCache + "]";
+		}
+
+	}
+
+	public static class QueueInfo {
+		Integer numberOfCacheWorkers;
+		Integer waitOnShutDownInMinutes;
+		Integer syncIntervalInSecondes;
+
+		public Integer getWaitOnShutDownInMinutes() {
+			return waitOnShutDownInMinutes;
+		}
+
+		public void setWaitOnShutDownInMinutes(Integer waitOnShutDownInMinutes) {
+			this.waitOnShutDownInMinutes = waitOnShutDownInMinutes;
+		}
+
+		public Integer getSyncIntervalInSecondes() {
+			return syncIntervalInSecondes;
+		}
+
+		public void setSyncIntervalInSecondes(Integer syncIntervalInSecondes) {
+			this.syncIntervalInSecondes = syncIntervalInSecondes;
+		}
+
+		public Integer getNumberOfCacheWorkers() {
+			return numberOfCacheWorkers;
+		}
+
+		public void setNumberOfCacheWorkers(Integer numberOfCacheWorkers) {
+			this.numberOfCacheWorkers = numberOfCacheWorkers;
+		}
+
+		@Override
+		public String toString() {
+			return "QueueInfo[" + "waitOnShutDownInMinutes=" + waitOnShutDownInMinutes + ", syncIntervalInSecondes="
+					+ syncIntervalInSecondes + ", numberOfCacheWorkers=" + this.numberOfCacheWorkers + ']';
+		}
+	}
+
+	public CleanComponentsConfiguration getCleanComponentsConfiguration() {
+		return cleanComponentsConfiguration;
+	}
+
+	public void setCleanComponentsConfiguration(CleanComponentsConfiguration cleanComponentsConfiguration) {
+		this.cleanComponentsConfiguration = cleanComponentsConfiguration;
+	}
+
+	@Override
+	public String toString() {
+		return new StringBuilder().append(format("backend host: %s\n", beFqdn))
+				.append(format("backend http port: %s\n", beHttpPort))
+				.append(format("backend ssl port: %s\n", beSslPort)).append(format("backend context: %s\n", beContext))
+				.append(format("backend protocol: %s\n", beProtocol)).append(format("Version: %s\n", version))
+				.append(format("Released: %s\n", released)).append(format("Supported protocols: %s\n", protocols))
+				.append(format("Users: %s\n", users)).append(format("Neo4j: %s\n", neo4j))
+				.append(format("ElasticSearch: %s\n", elasticSearch))
+				.append(format("Titan Cfg File: %s\n", titanCfgFile))
+				.append(format("Titan In memory: %s\n", titanInMemoryGraph))
+				.append(format("Titan lock timeout: %s\n", titanLockTimeout))
+				.append(format("Titan reconnect interval seconds: %s\n", titanReconnectIntervalInSeconds))
+				.append(format("excludeResourceCategory: %s\n", excludeResourceCategory))
+				.append(format("informationalResourceArtifacts: %s\n", informationalResourceArtifacts))
+				.append(format("deploymentResourceArtifacts: %s\n", deploymentResourceArtifacts))
+				.append(format("informationalServiceArtifacts: %s\n", informationalServiceArtifacts))
+				.append(format("Supported artifacts types: %s\n", artifactTypes))
+				.append(format("Supported license types: %s\n", licenseTypes))
+				.append(format("Additional information Maximum number of preoperties: %s\n",
+						additionalInformationMaxNumberOfKeys))
+				.append(format("Default Heat Artifact Timeout in Minutes: %s\n", defaultHeatArtifactTimeoutMinutes))
+				.append(format("URLs For HTTP Requests that will not be automatically logged : %s\n", unLoggedUrls))
+				.append(format("Service Api Artifacts: %s\n", serviceApiArtifacts))
+				.append(format("heat env artifact header: %s\n", heatEnvArtifactHeader))
+				.append(format("heat env artifact footer: %s\n", heatEnvArtifactFooter))
+				.append(format("onboarding: %s\n", onboarding)).toString();
+	}
+
+	public List<String> getUnLoggedUrls() {
+		return unLoggedUrls;
+	}
+
+	public void setUnLoggedUrls(List<String> unLoggedUrls) {
+		this.unLoggedUrls = unLoggedUrls;
+	}
+
+	public Map<String, Object> getDeploymentResourceArtifacts() {
+		return deploymentResourceArtifacts;
+	}
+
+	public void setDeploymentResourceArtifacts(Map<String, Object> deploymentResourceArtifacts) {
+		this.deploymentResourceArtifacts = deploymentResourceArtifacts;
+	}
+
+	public String getHeatEnvArtifactHeader() {
+		return heatEnvArtifactHeader;
+	}
+
+	public void setHeatEnvArtifactHeader(String heatEnvArtifactHeader) {
+		this.heatEnvArtifactHeader = heatEnvArtifactHeader;
+	}
+
+	public String getHeatEnvArtifactFooter() {
+		return heatEnvArtifactFooter;
+	}
+
+	public void setHeatEnvArtifactFooter(String heatEnvArtifactFooter) {
+		this.heatEnvArtifactFooter = heatEnvArtifactFooter;
+	}
+
+	public Map<String, Object> getDeploymentResourceInstanceArtifacts() {
+		return deploymentResourceInstanceArtifacts;
+	}
+
+	public void setDeploymentResourceInstanceArtifacts(Map<String, Object> deploymentResourceInstanceArtifacts) {
+		this.deploymentResourceInstanceArtifacts = deploymentResourceInstanceArtifacts;
+	}
+
+	public String getArtifactsIndex() {
+		return artifactsIndex;
+	}
+
+	public void setArtifactsIndex(String artifactsIndex) {
+		this.artifactsIndex = artifactsIndex;
+	}
+
+	public Map<String, DeploymentArtifactTypeConfig> getResourceInformationalDeployedArtifacts() {
+		return resourceInformationalDeployedArtifacts;
+	}
+
+	public void setResourceInformationalDeployedArtifacts(
+			Map<String, DeploymentArtifactTypeConfig> resourceInformationalDeployedArtifacts) {
+		this.resourceInformationalDeployedArtifacts = resourceInformationalDeployedArtifacts;
+	}
+
+	public List<String> getResourceTypes() {
+		return resourceTypes;
+	}
+
+	public void setResourceTypes(List<String> resourceTypes) {
+		this.resourceTypes = resourceTypes;
+	}
+
+	public String getToscaFilesDir() {
+		return toscaFilesDir;
+	}
+
+	public void setToscaFilesDir(String toscaFilesDir) {
+		this.toscaFilesDir = toscaFilesDir;
+	}
+
+	public String getHeatTranslatorPath() {
+		return heatTranslatorPath;
+	}
+
+	public void setHeatTranslatorPath(String heatTranslatorPath) {
+		this.heatTranslatorPath = heatTranslatorPath;
+	}
+
+	public Map<String, Set<String>> getRequirementsToFulfillBeforeCert() {
+		return requirementsToFulfillBeforeCert;
+	}
+
+	public void setRequirementsToFulfillBeforeCert(Map<String, Set<String>> requirementsToFulfillBeforeCert) {
+		this.requirementsToFulfillBeforeCert = requirementsToFulfillBeforeCert;
+	}
+
+	public Map<String, Set<String>> getCapabilitiesToConsumeBeforeCert() {
+		return capabilitiesToConsumeBeforeCert;
+	}
+
+	public void setCapabilitiesToConsumeBeforeCert(Map<String, Set<String>> capabilitiesToConsumeBeforeCert) {
+		this.capabilitiesToConsumeBeforeCert = capabilitiesToConsumeBeforeCert;
+	}
+
+	public OnboardingConfig getOnboarding() {
+		return onboarding;
+	}
+
+	public void setOnboarding(OnboardingConfig onboarding) {
+		this.onboarding = onboarding;
+	}
+
+	public EcompPortalConfig getEcompPortal() {
+		return ecompPortal;
+	}
+
+	public void setEcompPortal(EcompPortalConfig ecompPortal) {
+		this.ecompPortal = ecompPortal;
+	}
+
+	public ToscaValidatorsConfig getToscaValidators() {
+		return toscaValidators;
+	}
+
+	public void setToscaValidators(ToscaValidatorsConfig toscaValidators) {
+		this.toscaValidators = toscaValidators;
+	}
+
+	public boolean isDisableAudit() {
+		return disableAudit;
+	}
+
+	public void setDisableAudit(boolean enableAudit) {
+		this.disableAudit = enableAudit;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/ConfigurationManager.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ConfigurationManager.java
new file mode 100644
index 0000000000..0015729be0
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ConfigurationManager.java
@@ -0,0 +1,154 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+import org.openecomp.sdc.common.api.ConfigurationListener;
+import org.openecomp.sdc.common.api.ConfigurationSource;
+import org.openecomp.sdc.common.api.FileChangeCallback;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration;
+import org.openecomp.sdc.common.config.IEcompConfigurationManager;
+
+public class ConfigurationManager implements FileChangeCallback, IEcompConfigurationManager {
+
+	ConfigurationSource configurationSource = null;
+	private static ConfigurationManager instance;
+
+	public ConfigurationManager(ConfigurationSource configurationSource) {
+		super();
+		this.configurationSource = configurationSource;
+		loadConfigurationFiles();
+		instance = this;
+	}
+
+	Map<String, Object> configurations = new HashMap<String, Object>();
+
+	private void loadConfigurationFiles() {
+
+		loadConfigurationClass(Configuration.class);
+		loadConfigurationClass(ErrorConfiguration.class);
+		loadConfigurationClass(Neo4jErrorsConfiguration.class);
+		loadConfigurationClass(EcompErrorConfiguration.class);
+		loadConfigurationClass(DistributionEngineConfiguration.class);
+	}
+
+	private <T extends BasicConfiguration> void loadConfigurationClass(Class<T> clazz) {
+		ConfigurationListener configurationListener = new ConfigurationListener(clazz, this);
+
+		T object = configurationSource.getAndWatchConfiguration(clazz, configurationListener);
+
+		configurations.put(getKey(clazz), object);
+	}
+
+	private <T> String getKey(Class<T> class1) {
+
+		return class1.getSimpleName();
+
+	}
+
+	public Configuration getConfiguration() {
+
+		return (Configuration) configurations.get(getKey(Configuration.class));
+
+	}
+
+	public void setConfiguration(Configuration configuration) {
+
+		configurations.put(getKey(Configuration.class), configuration);
+
+	}
+
+	public void setErrorConfiguration(ErrorConfiguration configuration) {
+
+		configurations.put(getKey(ErrorConfiguration.class), configuration);
+
+	}
+
+	public ErrorConfiguration getErrorConfiguration() {
+
+		return (ErrorConfiguration) configurations.get(getKey(ErrorConfiguration.class));
+
+	}
+
+	public Neo4jErrorsConfiguration getNeo4jErrorsConfiguration() {
+		return (Neo4jErrorsConfiguration) configurations.get(getKey(Neo4jErrorsConfiguration.class));
+	}
+
+	@Override
+	public EcompErrorConfiguration getEcompErrorConfiguration() {
+
+		return (EcompErrorConfiguration) configurations.get(getKey(EcompErrorConfiguration.class));
+
+	}
+
+	public Configuration getConfigurationAndWatch(ConfigurationListener configurationListener) {
+
+		if (configurationListener != null) {
+
+			configurationSource.addWatchConfiguration(Configuration.class, configurationListener);
+
+		}
+		return (Configuration) configurations.get(getKey(Configuration.class));
+
+	}
+
+	public static ConfigurationManager getConfigurationManager() {
+		return instance;
+	}
+
+	public void reconfigure(BasicConfiguration obj) {
+
+		// if (obj != null) {
+
+		// if (obj instanceof Configuration) {
+		// configurations.put(getKey(Configuration.class), obj);
+		// }
+		// if (obj instanceof ErrorConfiguration) {
+		// configurations.put(getKey(ErrorConfiguration.class), obj);
+		// }
+		//
+		// if (obj instanceof EcompErrorConfiguration) {
+		// configurations.put(getKey(EcompErrorConfiguration.class), obj);
+		// }
+		// }
+
+	}
+
+	/**
+	 * FOR TEST ONLY
+	 * 
+	 * @param ecompErrorConfiguration
+	 */
+	public void setEcompErrorConfiguration(EcompErrorConfiguration ecompErrorConfiguration) {
+
+		configurations.put(getKey(EcompErrorConfiguration.class), ecompErrorConfiguration);
+
+	}
+
+	public DistributionEngineConfiguration getDistributionEngineConfiguration() {
+
+		return (DistributionEngineConfiguration) configurations.get(getKey(DistributionEngineConfiguration.class));
+
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/DistributionEngineConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/DistributionEngineConfiguration.java
new file mode 100644
index 0000000000..e4a2092e2f
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/DistributionEngineConfiguration.java
@@ -0,0 +1,430 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+public class DistributionEngineConfiguration extends BasicConfiguration {
+
+	private List<String> uebServers;
+
+	private String distributionNotifTopicName;
+
+	private String distributionStatusTopicName;
+
+	private Integer initRetryIntervalSec;
+
+	private Integer initMaxIntervalSec;
+
+	private ComponentArtifactTypesConfig distribNotifServiceArtifactTypes;
+
+	private ComponentArtifactTypesConfig distribNotifResourceArtifactTypes;
+
+	// private List<String> distribNotifServiceInfoArtifactTypes;
+
+	// private List<String> distribNotifResourceLifecycleArtifactTypes;
+
+	private String uebPublicKey;
+
+	private String uebSecretKey;
+
+	private List<String> environments;
+
+	private DistributionStatusTopicConfig distributionStatusTopic;
+
+	private CreateTopicConfig createTopic;
+
+	private boolean startDistributionEngine;
+
+	private DistributionNotificationTopicConfig distributionNotificationTopic;
+
+	private Integer defaultArtifactInstallationTimeout = 60;
+
+	public static class DistribNotifServiceArtifacts {
+
+		Map<String, Object> service;
+		Map<String, Object> resource;
+
+		public Map<String, Object> getService() {
+			return service;
+		}
+
+		public void setService(Map<String, Object> service) {
+			this.service = service;
+		}
+
+		public Map<String, Object> getResource() {
+			return resource;
+		}
+
+		public void setResource(Map<String, Object> resource) {
+			this.resource = resource;
+		}
+
+	}
+
+	public static class NotifArtifactTypes {
+
+		List<String> info;
+		List<String> lifecycle;
+
+		public List<String> getInfo() {
+			return info;
+		}
+
+		public void setInfo(List<String> info) {
+			this.info = info;
+		}
+
+		public List<String> getLifecycle() {
+			return lifecycle;
+		}
+
+		public void setLifecycle(List<String> lifecycle) {
+			this.lifecycle = lifecycle;
+		}
+
+	}
+
+	public static class NotifArtifactTypesResource {
+
+		List<ArtifcatTypeEnum> lifecycle;
+
+	}
+
+	public static enum ArtifcatTypeEnum {
+
+		MURANO_PKG("MURANO-PKG"), HEAT("HEAT"), DG_XML("DG_XML");
+
+		String value;
+
+		private ArtifcatTypeEnum(String value) {
+			this.value = value;
+		}
+
+		public String getValue() {
+
+			return value;
+		}
+	}
+
+	public List<String> getUebServers() {
+		return uebServers;
+	}
+
+	public void setUebServers(List<String> uebServers) {
+		this.uebServers = uebServers;
+	}
+
+	public String getDistributionNotifTopicName() {
+		return distributionNotifTopicName;
+	}
+
+	public void setDistributionNotifTopicName(String distributionNotifTopicName) {
+		this.distributionNotifTopicName = distributionNotifTopicName;
+	}
+
+	public String getDistributionStatusTopicName() {
+		return distributionStatusTopicName;
+	}
+
+	public void setDistributionStatusTopicName(String distributionStatusTopicName) {
+		this.distributionStatusTopicName = distributionStatusTopicName;
+	}
+
+	public Integer getInitRetryIntervalSec() {
+		return initRetryIntervalSec;
+	}
+
+	public void setInitRetryIntervalSec(Integer initRetryIntervalSec) {
+		this.initRetryIntervalSec = initRetryIntervalSec;
+	}
+
+	public ComponentArtifactTypesConfig getDistribNotifServiceArtifactTypes() {
+		return distribNotifServiceArtifactTypes;
+	}
+
+	public void setDistribNotifServiceArtifactTypes(ComponentArtifactTypesConfig distribNotifServiceArtifactTypes) {
+		this.distribNotifServiceArtifactTypes = distribNotifServiceArtifactTypes;
+	}
+
+	public ComponentArtifactTypesConfig getDistribNotifResourceArtifactTypes() {
+		return distribNotifResourceArtifactTypes;
+	}
+
+	public void setDistribNotifResourceArtifactTypes(ComponentArtifactTypesConfig distribNotifResourceArtifactTypes) {
+		this.distribNotifResourceArtifactTypes = distribNotifResourceArtifactTypes;
+	}
+
+	public String getUebPublicKey() {
+		return uebPublicKey;
+	}
+
+	public void setUebPublicKey(String uebPublicKey) {
+		this.uebPublicKey = uebPublicKey;
+	}
+
+	public String getUebSecretKey() {
+		return uebSecretKey;
+	}
+
+	public void setUebSecretKey(String uebSecretKey) {
+		this.uebSecretKey = uebSecretKey;
+	}
+
+	public List<String> getEnvironments() {
+		return environments;
+	}
+
+	public void setEnvironments(List<String> environments) {
+
+		Set<String> set = new HashSet<String>();
+		if (environments != null) {
+			set.addAll(environments);
+			this.environments = new ArrayList<String>(set);
+		} else {
+			this.environments = null;
+		}
+
+	}
+
+	public DistributionStatusTopicConfig getDistributionStatusTopic() {
+		return distributionStatusTopic;
+	}
+
+	public void setDistributionStatusTopic(DistributionStatusTopicConfig distributionStatusTopic) {
+		this.distributionStatusTopic = distributionStatusTopic;
+	}
+
+	public Integer getInitMaxIntervalSec() {
+		return initMaxIntervalSec;
+	}
+
+	public void setInitMaxIntervalSec(Integer initMaxIntervalSec) {
+		this.initMaxIntervalSec = initMaxIntervalSec;
+	}
+
+	public CreateTopicConfig getCreateTopic() {
+		return createTopic;
+	}
+
+	public void setCreateTopic(CreateTopicConfig createTopic) {
+		this.createTopic = createTopic;
+	}
+
+	public boolean isStartDistributionEngine() {
+		return startDistributionEngine;
+	}
+
+	public void setStartDistributionEngine(boolean startDistributionEngine) {
+		this.startDistributionEngine = startDistributionEngine;
+	}
+
+	public DistributionNotificationTopicConfig getDistributionNotificationTopic() {
+		return distributionNotificationTopic;
+	}
+
+	public void setDistributionNotificationTopic(DistributionNotificationTopicConfig distributionNotificationTopic) {
+		this.distributionNotificationTopic = distributionNotificationTopic;
+	}
+
+	public int getDefaultArtifactInstallationTimeout() {
+		return defaultArtifactInstallationTimeout;
+	}
+
+	public void setDefaultArtifactInstallationTimeout(int defaultArtifactInstallationTimeout) {
+		this.defaultArtifactInstallationTimeout = defaultArtifactInstallationTimeout;
+	}
+
+	public static class CreateTopicConfig {
+
+		private Integer partitionCount;
+		private Integer replicationCount;
+
+		public Integer getPartitionCount() {
+			return partitionCount;
+		}
+
+		public void setPartitionCount(Integer partitionCount) {
+			this.partitionCount = partitionCount;
+		}
+
+		public Integer getReplicationCount() {
+			return replicationCount;
+		}
+
+		public void setReplicationCount(Integer replicationCount) {
+			this.replicationCount = replicationCount;
+		}
+
+		@Override
+		public String toString() {
+			return "CreateTopicConfig [partitionCount=" + partitionCount + ", replicationCount=" + replicationCount + "]";
+		}
+
+	}
+
+	public static class EnvironmentConfig {
+
+		private String name;
+		private List<String> uebServers;
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+
+		public List<String> getUebServers() {
+			return uebServers;
+		}
+
+		public void setUebServers(List<String> uebServers) {
+			this.uebServers = uebServers;
+		}
+
+		@Override
+		public String toString() {
+			return "EnvironmentConfig [name=" + name + ", uebServers=" + uebServers + "]";
+		}
+
+	}
+
+	public static class DistributionStatusTopicConfig {
+
+		private Integer pollingIntervalSec;
+		private Integer fetchTimeSec;
+		private String consumerGroup;
+		private String consumerId;
+
+		public Integer getPollingIntervalSec() {
+			return pollingIntervalSec;
+		}
+
+		public void setPollingIntervalSec(Integer pollingIntervalSec) {
+			this.pollingIntervalSec = pollingIntervalSec;
+		}
+
+		public Integer getFetchTimeSec() {
+			return fetchTimeSec;
+		}
+
+		public void setFetchTimeSec(Integer fetchTimeSec) {
+			this.fetchTimeSec = fetchTimeSec;
+		}
+
+		public String getConsumerGroup() {
+			return consumerGroup;
+		}
+
+		public void setConsumerGroup(String consumerGroup) {
+			this.consumerGroup = consumerGroup;
+		}
+
+		public String getConsumerId() {
+			return consumerId;
+		}
+
+		public void setConsumerId(String consumerId) {
+			this.consumerId = consumerId;
+		}
+
+		@Override
+		public String toString() {
+			return "DistributionStatusTopicConfig [pollingIntervalSec=" + pollingIntervalSec + ", fetchTimeSec=" + fetchTimeSec + ", consumerGroup=" + consumerGroup + ", consumerId=" + consumerId + "]";
+		}
+
+	}
+
+	public static class DistributionNotificationTopicConfig {
+
+		private Integer maxWaitingAfterSendingSeconds;
+		private Integer maxThreadPoolSize;
+		private Integer minThreadPoolSize;
+
+		public Integer getMaxWaitingAfterSendingSeconds() {
+			return maxWaitingAfterSendingSeconds;
+		}
+
+		public void setMaxWaitingAfterSendingSeconds(Integer maxWaitingAfterSendingSeconds) {
+			this.maxWaitingAfterSendingSeconds = maxWaitingAfterSendingSeconds;
+		}
+
+		public Integer getMaxThreadPoolSize() {
+			return maxThreadPoolSize;
+		}
+
+		public void setMaxThreadPoolSize(Integer maxThreadPoolSize) {
+			this.maxThreadPoolSize = maxThreadPoolSize;
+		}
+
+		public Integer getMinThreadPoolSize() {
+			return minThreadPoolSize;
+		}
+
+		public void setMinThreadPoolSize(Integer minThreadPoolSize) {
+			this.minThreadPoolSize = minThreadPoolSize;
+		}
+
+		@Override
+		public String toString() {
+			return "DistributionNotificationTopicConfig [maxWaitingAfterSendingSeconds=" + maxWaitingAfterSendingSeconds + ", maxThreadPoolSize=" + maxThreadPoolSize + ", minThreadPoolSize=" + minThreadPoolSize + "]";
+		}
+
+	}
+
+	public static class ComponentArtifactTypesConfig {
+
+		private List<String> info;
+		private List<String> lifecycle;
+
+		public List<String> getInfo() {
+			return info;
+		}
+
+		public void setInfo(List<String> info) {
+			this.info = info;
+		}
+
+		public List<String> getLifecycle() {
+			return lifecycle;
+		}
+
+		public void setLifecycle(List<String> lifecycle) {
+			this.lifecycle = lifecycle;
+		}
+
+		@Override
+		public String toString() {
+			return "ArtifactTypesConfig [info=" + info + ", lifecycle=" + lifecycle + "]";
+		}
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorConfiguration.java
new file mode 100644
index 0000000000..8250df6c04
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorConfiguration.java
@@ -0,0 +1,54 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.Map;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+public class ErrorConfiguration extends BasicConfiguration {
+
+	private Map<String, ErrorInfo> errors;
+
+	public Map<String, ErrorInfo> getErrors() {
+		return errors;
+	}
+
+	public void setErrors(Map<String, ErrorInfo> errors) {
+		this.errors = errors;
+	}
+
+	public ErrorInfo getErrorInfo(String key) {
+		ErrorInfo clone = null;
+		ErrorInfo other = errors.get(key);
+		if (other != null) {
+			clone = new ErrorInfo();
+			clone.cloneData(other);
+		}
+		return clone;
+	}
+
+	@Override
+	public String toString() {
+		return "ErrorConfiguration [errors=" + errors + "]";
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorInfo.java
new file mode 100644
index 0000000000..40daf96d36
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/ErrorInfo.java
@@ -0,0 +1,102 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import org.openecomp.sdc.common.config.EcompErrorName;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ErrorInfo {
+
+	private Integer code;
+	private String message;
+	private String messageId;
+	private ErrorInfoType errorInfoType;
+
+	private static final String SVC_PREFIX = "SVC";
+	private static final String POL_PREFIX = "POL";
+
+	private static Logger log = LoggerFactory.getLogger(ErrorInfo.class.getName());
+
+	public ErrorInfo() {
+		this.errorInfoType = ErrorInfoType.OK;
+	}
+
+	public Integer getCode() {
+		return code;
+	}
+
+	public void setCode(Integer code) {
+		this.code = code;
+	}
+
+	public String getMessage() {
+		return message;
+	}
+
+	public void setMessage(String message) {
+		this.message = message;
+	}
+
+	public String getMessageId() {
+		return messageId;
+	}
+
+	public void setMessageId(String messageId) {
+		// Determining the type of error
+		if (messageId == null) {
+			this.errorInfoType = ErrorInfoType.OK;
+		} else if (messageId.startsWith(SVC_PREFIX)) {
+			this.errorInfoType = ErrorInfoType.SERVICE_EXCEPTION;
+		} else if (messageId.startsWith(POL_PREFIX)) {
+			this.errorInfoType = ErrorInfoType.POLICY_EXCEPTION;
+		} else {
+			// unexpected - should it fail the startup?
+			BeEcompErrorManager.getInstance().processEcompError(EcompErrorName.ErrorConfigFileFormat, "Error Info");
+			BeEcompErrorManager.getInstance().logErrorConfigFileFormat("Error Info",
+					"Could not set error info type for message id " + messageId);
+			log.debug("Error: unexpected error message ID {}, should start with {} or {}", messageId, SVC_PREFIX,
+					POL_PREFIX);
+		}
+		this.messageId = messageId;
+	}
+
+	public ErrorInfoType getErrorInfoType() {
+		return this.errorInfoType;
+	}
+
+	public void cloneData(ErrorInfo other) {
+		this.code = other.getCode();
+		this.message = other.getMessage();
+		this.messageId = other.getMessageId();
+		this.errorInfoType = other.errorInfoType;
+	}
+
+	@Override
+	public String toString() {
+		return "ErrorInfo [code=" + code + ", messageId=" + messageId + ", message=" + message + "]";
+	}
+
+	public enum ErrorInfoType {
+		OK, POLICY_EXCEPTION, SERVICE_EXCEPTION
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/Neo4jErrorsConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Neo4jErrorsConfiguration.java
new file mode 100644
index 0000000000..24a85dc627
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Neo4jErrorsConfiguration.java
@@ -0,0 +1,47 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config;
+
+import java.util.Map;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+public class Neo4jErrorsConfiguration extends BasicConfiguration {
+	private Map<String, String> errors;
+
+	public Map<String, String> getErrors() {
+		return errors;
+	}
+
+	public void setErrors(Map<String, String> errors) {
+		this.errors = errors;
+	}
+
+	public String getErrorMessage(String key) {
+		return errors.get(key);
+	}
+
+	@Override
+	public String toString() {
+		return "Neo4jErrorsConfiguration [errors=" + errors + "]";
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/validation/DeploymentArtifactHeatConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/validation/DeploymentArtifactHeatConfiguration.java
new file mode 100644
index 0000000000..72b53bac75
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/validation/DeploymentArtifactHeatConfiguration.java
@@ -0,0 +1,57 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.config.validation;
+
+import java.util.Map;
+
+/**
+ * Currently for deployment artifacts HEAT validation only.
+ * 
+ * Other artifacts might require different fields validation Be sure to check it
+ * before you re-use this class
+ * 
+ * @author paharoni
+ *
+ */
+public class DeploymentArtifactHeatConfiguration {
+
+	// All the rest of heat file is not needed for now...
+	String heat_template_version;
+
+	Map<String, Object> resources;
+
+	public String getHeat_template_version() {
+		return heat_template_version;
+	}
+
+	public void setHeat_template_version(String heat_template_version) {
+		this.heat_template_version = heat_template_version;
+	}
+
+	public Map<String, Object> getResources() {
+		return resources;
+	}
+
+	public void setResources(Map<String, Object> resources) {
+		this.resources = resources;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/monitoring/BeMonitoringService.java b/common-app-api/src/main/java/org/openecomp/sdc/be/monitoring/BeMonitoringService.java
new file mode 100644
index 0000000000..ac7391d8cc
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/monitoring/BeMonitoringService.java
@@ -0,0 +1,140 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.monitoring;
+
+import java.io.IOException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.TimeUnit;
+
+import javax.servlet.ServletContext;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.MediaType;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.openecomp.sdc.be.config.Configuration;
+import org.openecomp.sdc.be.config.ConfigurationManager;
+import org.openecomp.sdc.common.api.Constants;
+import org.openecomp.sdc.common.monitoring.MonitoringEvent;
+import org.openecomp.sdc.common.monitoring.MonitoringMetricsFetcher;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+public class BeMonitoringService {
+
+	private static final String URL = "%s://%s:%s/sdc2/rest/monitoring";
+	private static Logger monitoringLogger = LoggerFactory.getLogger("asdc.be.monitoring.service");
+	private static Logger log = LoggerFactory.getLogger(BeMonitoringService.class.getName());
+	private static Gson gson = new GsonBuilder().setPrettyPrinting().create();
+
+	private class MonitoringScheduledTask implements Runnable {
+		@Override
+		public void run() {
+			monitoringLogger.trace("Executing BE Monitoring Task - Start");
+			MonitoringEvent monitoringMetrics = MonitoringMetricsFetcher.getInstance().getMonitoringMetrics();
+			processMonitoringEvent(monitoringMetrics);
+			monitoringLogger.trace("Executing BE Monitoring Task - Status = {}", monitoringMetrics.toString());
+		}
+	}
+
+	/**
+	 * This executor will execute the Monitoring task.
+	 */
+	ScheduledExecutorService monitoringExecutor = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
+		@Override
+		public Thread newThread(Runnable r) {
+			return new Thread(r, "BE-Monitoring-Thread");
+		}
+	});
+	private ServletContext context;
+
+	public BeMonitoringService(ServletContext context) {
+		this.context = context;
+	}
+
+	public void start(int interval) {
+		Configuration config = ((ConfigurationManager) context.getAttribute(Constants.CONFIGURATION_MANAGER_ATTR))
+				.getConfiguration();
+		if (config.getSystemMonitoring().getEnabled()) {
+			log.info("BE monitoring service is enabled, interval is {} seconds", interval);
+			this.monitoringExecutor.scheduleAtFixedRate(new MonitoringScheduledTask(), 0, interval, TimeUnit.SECONDS);
+		} else {
+			log.info("BE monitoring service is disabled");
+		}
+	}
+
+	private void processMonitoringEvent(MonitoringEvent monitoringMetrics) {
+		CloseableHttpClient httpClient = null;
+		try {
+			Configuration config = ((ConfigurationManager) context.getAttribute(Constants.CONFIGURATION_MANAGER_ATTR))
+					.getConfiguration();
+			String redirectedUrl = String.format(URL, config.getBeProtocol(), config.getBeFqdn(),
+					config.getBeHttpPort());
+			httpClient = getHttpClient(config);
+			HttpPost httpPost = new HttpPost(redirectedUrl);
+			String monitoringMetricsJson = gson.toJson(monitoringMetrics);
+			HttpEntity myEntity = new StringEntity(monitoringMetricsJson);
+			httpPost.setEntity(myEntity);
+			httpPost.setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON);
+			int beResponseStatus;
+			CloseableHttpResponse beResponse;
+			try {
+				beResponse = httpClient.execute(httpPost);
+				beResponseStatus = beResponse.getStatusLine().getStatusCode();
+				if (beResponseStatus != HttpStatus.SC_OK) {
+					monitoringLogger.error("Unexpected HTTP response from BE : {}", beResponseStatus);
+				}
+			} catch (Exception e) {
+				monitoringLogger.error("Monitoring error when trying to connect to BE", e);
+			}
+		} catch (Exception e) {
+			monitoringLogger.error("Unexpected monitoring error", e);
+		} finally {
+			if (httpClient != null) {
+				try {
+					httpClient.close();
+				} catch (IOException e) {
+				}
+			}
+		}
+	}
+
+	private CloseableHttpClient getHttpClient(Configuration config) {
+		int timeout = 3000;
+		RequestConfig.Builder requestBuilder = RequestConfig.custom();
+		requestBuilder.setConnectTimeout(timeout).setConnectionRequestTimeout(timeout).setSocketTimeout(timeout);
+
+		HttpClientBuilder builder = HttpClientBuilder.create();
+		builder.setDefaultRequestConfig(requestBuilder.build());
+		return builder.build();
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ApplicationErrorCodesEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ApplicationErrorCodesEnum.java
new file mode 100644
index 0000000000..fa0f30842b
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ApplicationErrorCodesEnum.java
@@ -0,0 +1,37 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public enum ApplicationErrorCodesEnum {
+
+	POL5000, // INTERNAL_ERROR
+
+	SVC4000, // INVALID_INPUT
+
+	SVC4002, // MISSING_INFORMATION
+	SVC4003, // RESOURCE_NAME_ALREADY_EXIST
+	SVC4004, // MISSING_CATEGORY
+	SVC4005, // MISSING_TAGS
+	SVC4006, // MISSING_DESCRIPTION
+	SVC4007, // BAD_CATEGORY
+
+	SVC4030; // RESTRICTED_ACTION
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactGroupTypeEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactGroupTypeEnum.java
new file mode 100644
index 0000000000..b7968dc53f
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactGroupTypeEnum.java
@@ -0,0 +1,66 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public enum ArtifactGroupTypeEnum {
+
+	INFORMATIONAL("INFORMATIONAL"), 
+	DEPLOYMENT("DEPLOYMENT"), 
+	LIFE_CYCLE("LIFE_CYCLE"), 
+	SERVICE_API("SERVICE_API"), 
+	TOSCA("TOSCA"), 
+	OTHER("OTHER");
+
+	private String type;
+
+	ArtifactGroupTypeEnum(String type) {
+		this.type = type;
+	}
+
+	public String getType() {
+		return type;
+	}
+
+	public void setType(String type) {
+		this.type = type;
+	}
+
+	public static ArtifactGroupTypeEnum findType(final String type) {
+		for (ArtifactGroupTypeEnum ate : ArtifactGroupTypeEnum.values()) {
+			if (ate.getType().equals(type)) {
+				return ate;
+			}
+		}
+		return null;
+	}
+
+	public static List<String> getAllTypes() {
+		List<String> types = new ArrayList<String>();
+		for (ArtifactGroupTypeEnum ate : ArtifactGroupTypeEnum.values()) {
+			types.add(ate.getType());
+		}
+		return types;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactTypeEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactTypeEnum.java
new file mode 100644
index 0000000000..c0fbad006a
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ArtifactTypeEnum.java
@@ -0,0 +1,81 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Enum That Represents possible Artifacts Types. 
+ *
+ */
+public enum ArtifactTypeEnum {
+	CHEF("CHEF"), PUPPET("PUPPET"), YANG("YANG"), SHELL_SCRIPT("SHELL_SCRIPT"), ICON( "ICON"), 
+	UNKNOWN("UNKNOWN"), HEAT("HEAT"), DG_XML("DG_XML"), MURANO_PKG( "MURANO_PKG"), HEAT_ENV("HEAT_ENV"), 
+	YANG_XML("YANG_XML"), HEAT_VOL("HEAT_VOL"), HEAT_NET("HEAT_NET"), OTHER("OTHER"), WORKFLOW("WORKFLOW"), 
+	NETWORK_CALL_FLOW("NETWORK_CALL_FLOW"), TOSCA_TEMPLATE("TOSCA_TEMPLATE"), TOSCA_CSAR("TOSCA_CSAR"),
+	VNF_CATALOG("VNF_CATALOG"), VF_LICENSE("VF_LICENSE"),VENDOR_LICENSE("VENDOR_LICENSE"),
+	MODEL_INVENTORY_PROFILE("MODEL_INVENTORY_PROFILE"), MODEL_QUERY_SPEC("MODEL_QUERY_SPEC"),
+	APPC_CONFIG("APPC_CONFIG"), HEAT_NESTED("HEAT_NESTED"), HEAT_ARTIFACT("HEAT_ARTIFACT"), 
+	VF_MODULES_METADATA("VF_MODULES_METADATA"),
+	//DCAE Artifacts
+	DCAE_TOSCA("DCAE_TOSCA"), DCAE_JSON("DCAE_JSON"), DCAE_POLICY("DCAE_POLICY"), DCAE_DOC("DCAE_DOC"), 
+	DCAE_EVENT("DCAE_EVENT"), DCAE_INVENTORY_TOSCA("DCAE_INVENTORY_TOSCA"), DCAE_INVENTORY_JSON("DCAE_INVENTORY_JSON"), 
+	DCAE_INVENTORY_POLICY("DCAE_INVENTORY_POLICY"), DCAE_INVENTORY_DOC("DCAE_INVENTORY_DOC"), 
+	DCAE_INVENTORY_BLUEPRINT("DCAE_INVENTORY_BLUEPRINT"), DCAE_INVENTORY_EVENT("DCAE_INVENTORY_EVENT"),
+	//AAI Artifacts
+	AAI_SERVICE_MODEL("AAI_SERVICE_MODEL"), AAI_VF_MODEL("AAI_VF_MODEL"), AAI_VF_MODULE_MODEL("AAI_VF_MODULE_MODEL"),
+	AAI_VF_INSTANCE_MODEL("AAI_VF_INSTANCE_MODEL")
+	
+   ;
+
+	ArtifactTypeEnum(String type) {
+		this.type = type;
+	}
+
+	private String type;
+
+	public String getType() {
+		return type;
+	}
+
+	public void setType(String type) {
+		this.type = type;
+	}
+
+	public static ArtifactTypeEnum findType(final String type) {
+		for (ArtifactTypeEnum ate : ArtifactTypeEnum.values()) {
+			//According to Pavel/Ella
+			if (ate.getType().equalsIgnoreCase(type)) {
+				return ate;
+			}
+		}
+		return null;
+	}
+	
+	public static List<String> getAllTypes() {
+		List<String> types = new ArrayList<String>();
+		for (ArtifactTypeEnum ate : ArtifactTypeEnum.values()) {
+			types.add(ate.getType());
+		}
+		return types;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/BasicConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/BasicConfiguration.java
new file mode 100644
index 0000000000..5152b2af26
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/BasicConfiguration.java
@@ -0,0 +1,25 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public class BasicConfiguration {
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationListener.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationListener.java
new file mode 100644
index 0000000000..d60ed6dabc
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationListener.java
@@ -0,0 +1,50 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public class ConfigurationListener {
+
+	private Class<? extends BasicConfiguration> type;
+	private FileChangeCallback callBack;
+
+	public ConfigurationListener(Class<? extends BasicConfiguration> type, FileChangeCallback callBack) {
+		super();
+		this.type = type;
+		this.callBack = callBack;
+	}
+
+	public Class<? extends BasicConfiguration> getType() {
+		return type;
+	}
+
+	public void setType(Class<? extends BasicConfiguration> type) {
+		this.type = type;
+	}
+
+	public FileChangeCallback getCallBack() {
+		return callBack;
+	}
+
+	public void setCallBack(FileChangeCallback callBack) {
+		this.callBack = callBack;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationSource.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationSource.java
new file mode 100644
index 0000000000..5901d1e267
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ConfigurationSource.java
@@ -0,0 +1,28 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public interface ConfigurationSource {
+
+	public <T> T getAndWatchConfiguration(Class<T> className, ConfigurationListener configurationListener);
+
+	public <T> void addWatchConfiguration(Class<T> className, ConfigurationListener configurationListener);
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/Constants.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/Constants.java
new file mode 100644
index 0000000000..673060cb0d
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/Constants.java
@@ -0,0 +1,126 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public interface Constants {
+
+	public static final String APPLICATION_NAME = "application-name";
+	public static final String APPLICATION_VERSION = "application-version";
+	public static final String CONFIG_HOME = "config.home";
+	public static final String LOG_HOME = "log.home";
+	public static final String YAML_SUFFIX = ".yaml";
+	public static final String CONFIGURATION_SOURCE_ATTR = "configuration-source";
+	public static final String MDC_APP_NAME = "APP_NAME";
+	public static final String CONFIGURATION_MANAGER_ATTR = "configuration-manager";
+	public static final String HEALTH_CHECK_SERVICE_ATTR = "healthCheckService";
+	public static final String REST_CLIENT_ATTR = "rest-client";
+	public static final String ARTIFACT_DAO_ATTR = "artifact-dao";
+	public static final String UPLOAD_VALIDATORR_ATTR = "upload-validator";
+	public static final String THREAD_EXECUTOR_ATTR = "thread-executor";
+	public static final String ERROR_LOG_FORMAT = "EVENT = ARTIFACT_UPLOAD  USER_ID=%s USER_NAME=%s ACCESS_IP=%s ACCESS_TYPE=%s RURL=%s SC=%d";
+	public static final String FIRST_NAME_HEADER = "HTTP_CSP_FIRSTNAME";
+	public static final String LAST_NAME_HEADER = "HTTP_CSP_LASTNAME";
+	public static final String USER_ID_HEADER = "USER_ID";
+	public static final String MD5_HEADER = "Content-MD5";
+	public static final String CONTENT_DISPOSITION_HEADER = "Content-Disposition";
+	public static final String CONTENT_TYPE_HEADER = "Content-Type";
+	public static final String ORIGIN_HEADER = "HTTP_IV_REMOTE_ADDRESS";
+	public static final String ACCESS_HEADER = "HTTP_CSP_WSTYPE";
+	public static final String X_ECOMP_REQUEST_ID_HEADER = "X-ECOMP-RequestID";
+	public static final String X_ECOMP_INSTANCE_ID_HEADER = "X-ECOMP-InstanceID";
+	public static final String X_ECOMP_SERVICE_ID_HEADER = "X-ECOMP-ServiceID";
+	public static final String HTTP = "http";
+	public static final String HTTPS = "https";
+	public static final String HTTP_IV_USER = "HTTP_IV_USER";
+	public static final String A4C_CSAR_CONTEXT = "/rest/csars/";
+	public static final String WEB_APPLICATION_CONTEXT_WRAPPER_ATTR = "web-application-context-wrapper";
+	public static final String CATALOG_BE = "catalog-be";
+	public static final String HTTP_CSP_FIRSTNAME = "HTTP_CSP_FIRSTNAME";
+	public static final String HTTP_CSP_LASTNAME = "HTTP_CSP_LASTNAME";
+	public static final String HTTP_IV_REMOTE_ADDRESS = "HTTP_IV_REMOTE_ADDRESS";
+	public static final String HTTP_CSP_TYPE = "HTTP_CSP_WSTYPE";
+	public static final String RESOURCE_SUPPORTED_VERSION = "0.0.1";
+	public static final String ARTIFACT_ID_FORMAT = "%s:%s:%s"; // resourceName:resourceVersion:artifactName
+	public static final String SERVICE_ARTIFACT_ID_FORMAT = "%s:%s:%s:%s"; // serviceName:serviceVersion:nodeTemplateName:artifactName
+	public static final String CONTENT_DISPOSITION = "content-disposition";
+	public static final String DOWNLOAD_ARTIFACT_LOGIC_ATTR = "downloadArtifactLogic";
+	public static final String SDC_RELEASE_VERSION_ATTR = "SDC-Version";
+	// public static final String AUDITING_MANAGER = "auditingManager";
+	// public static final String USER_ADMIN_MANAGER = "userAdminManager";
+	public static final String YEAR = "year";
+	public static final String MONTH = "month";
+	public static final String DAY = "day";
+	public static final String HOUR = "hour";
+	public static final String MINUTE = "minute";
+	public static final String NONE = "none";
+	public static final String RESOURCE_OPERATION_MANAGER = "resourceOperationManager";
+	public static final String PROPERTY_OPERATION_MANAGER = "propertyOperationManager";
+	public static final String SERVICE_OPERATION_MANAGER = "serviceOperationManager";
+	public static final String EMPTY_STRING = "";
+	public static final String NULL_STRING = "null";
+	public static final String DOUBLE_NULL_STRING = "null null";
+	public static final String ECOMP_ERROR_MNGR_ATTR = "ecompErrorMngrAttr";
+	public static final String AUTHORIZATION_HEADER = "Authorization";
+	public static final String ACCEPT_HEADER = "Accept";
+	public static final String STANDARD_INTERFACE_TYPE = "standard";
+	public static final String MURANO_PKG_ARTIFACT_TYPE = "MURANO-PKG";
+	public static final String ARTIFACT_GROUP_TYPE_FIELD = "artifactGroupType";
+
+	// TOSCA
+	public static final String TOSCA_META_PATH = "TOSCA-Metadata/TOSCA.meta";
+	public static final String TOSCA_META_ENTRY_DEFINITIONS = "Entry-Definitions";
+	public static final String USER_DEFINED_RESOURCE_NAMESPACE_PREFIX = "org.openecomp.resource.";
+
+	public static final String IS_BASE = "isBase";
+	public static final String HEAT_FILE_PROPS = "heat_file";
+	public static final String MODULE_NAME_FORMAT = "%s..%s..module-%s";
+	public static final String MODULE_DESC_PATTERN = "[\\_\\-\\.a-zA-Z0-9]+";
+	public static final String MODULE_OLD_NAME_PATTERN = "([\\w\\_\\-\\.\\s]+)(::module-)(\\d+)";
+	public static final String MODULE_NEW_NAME_PATTERN = "([\\w\\_\\-\\.\\s]+\\.\\.)([\\_\\-\\.a-zA-Z0-9]+)(..module-)(\\d+)";
+	public static final String MODULE_NAME_DELIMITER = "module-";
+	public static final String IMPORT_STRUCTURE = "importStructure";
+	public static final String DEFAULT_GROUP_VF_MODULE = "org.openecomp.groups.VfModule";
+
+	public static final String ARTIFACT_GROUP_TYPE = "artifactGroupType";
+	public static final String ARTIFACT_LABEL = "artifactLabel";
+	public static final String ARTIFACT_PAYLOAD_DATA = "payloadData";
+	public static final String ARTIFACT_DISPLAY_NAME = "artifactDisplayName";
+	public static final String ARTIFACT_DESCRIPTION = "description";
+	public static final String ARTIFACT_TYPE = "artifactType";
+	public static final String ARTIFACT_NAME = "artifactName";
+	public static final String ARTIFACT_ID = "uniqueId";
+	public static final String REQUIRED_ARTIFACTS = "requiredArtifacts";
+
+	public static final String ABSTRACT = "abstract";
+	public static final String GLOBAL_SUBSTITUTION_TYPE_SERVICE_TEMPLATE = "Definitions/GlobalSubstitutionTypesServiceTemplate.yaml";
+
+	public static final String VENDOR_LICENSE_MODEL = "vendor-license-model.xml";
+	public static final String VENDOR_LICENSE_LABEL = "vendorlicense";
+	public static final String VENDOR_LICENSE_DISPLAY_NAME = "Vendor License";
+	public static final String VENDOR_LICENSE_DESCRIPTION = " Vendor license file";
+
+	public static final String VF_LICENSE_MODEL = "vf-license-model.xml";
+	public static final String VF_LICENSE_LABEL = "vflicense";
+	public static final String VF_LICENSE_DISPLAY_NAME = "VF License";
+	public static final String VF_LICENSE_DESCRIPTION = "VF license file";
+	public static final String ARTIFACTS = "Artifacts/";
+	public static final String GET_INPUT = "get_input";
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/FileChangeCallback.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/FileChangeCallback.java
new file mode 100644
index 0000000000..5c4d3d5926
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/FileChangeCallback.java
@@ -0,0 +1,27 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public interface FileChangeCallback {
+
+	public void reconfigure(BasicConfiguration obj);
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckInfo.java
new file mode 100644
index 0000000000..653b8b0866
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckInfo.java
@@ -0,0 +1,76 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public class HealthCheckInfo {
+
+	private HealthCheckComponent healthCheckComponent;
+	private HealthCheckStatus healthCheckStatus;
+	private String version;
+	private String description;
+
+	public HealthCheckInfo(HealthCheckComponent healthCheckComponent, HealthCheckStatus healthCheckStatus,
+			String version, String description) {
+		super();
+		this.healthCheckComponent = healthCheckComponent;
+		this.healthCheckStatus = healthCheckStatus;
+		this.version = version;
+		this.description = description;
+	}
+
+	public HealthCheckInfo() {
+		super();
+	}
+
+	public HealthCheckComponent getHealthCheckComponent() {
+		return healthCheckComponent;
+	}
+
+	public HealthCheckStatus getHealthCheckStatus() {
+		return healthCheckStatus;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public enum HealthCheckComponent {
+		FE, BE, TITAN, ES, DE;
+	}
+
+	public enum HealthCheckStatus {
+		UP, DOWN, UNKNOWN;
+	}
+
+	@Override
+	public String toString() {
+		return "HealthCheckInfo [healthCheckComponent=" + healthCheckComponent + ", healthCheckStatus="
+				+ healthCheckStatus + ", version=" + version + ", description=" + description + "]";
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckWrapper.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckWrapper.java
new file mode 100644
index 0000000000..29c6350516
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/HealthCheckWrapper.java
@@ -0,0 +1,62 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.List;
+
+public class HealthCheckWrapper {
+
+	String sdcVersion;
+	String siteMode;
+	List<HealthCheckInfo> componentsInfo;
+
+	public HealthCheckWrapper(List<HealthCheckInfo> componentsInfo, String sdcVersion, String siteMode) {
+		super();
+		this.componentsInfo = componentsInfo;
+		this.sdcVersion = sdcVersion;
+		this.siteMode = siteMode;
+	}
+
+	public List<HealthCheckInfo> getComponentsInfo() {
+		return componentsInfo;
+	}
+
+	public void setComponentsInfo(List<HealthCheckInfo> componentsInfo) {
+		this.componentsInfo = componentsInfo;
+	}
+
+	public String getSdcVersion() {
+		return sdcVersion;
+	}
+
+	public void setSdcVersion(String sdcVersion) {
+		this.sdcVersion = sdcVersion;
+	}
+
+	public String getSiteMode() {
+		return siteMode;
+	}
+
+	public void setSiteMode(String siteMode) {
+		this.siteMode = siteMode;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResourceType.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResourceType.java
new file mode 100644
index 0000000000..b93fed2e0c
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResourceType.java
@@ -0,0 +1,25 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public enum ResourceType {
+	RESOURCE, SERVICE
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResponseInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResponseInfo.java
new file mode 100644
index 0000000000..337d5d1b8a
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ResponseInfo.java
@@ -0,0 +1,84 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class ResponseInfo {
+
+	public static enum ResponseStatusEnum {
+		SUCCESS("success"), 
+		LOGIN_FAILED("loginFailed"), 
+		INTERNAL_ERROR("internalError"), 
+		MISSING_HEADERS("required headers are missing"), 
+		TIMEOUT("timeout"), 
+		PARSING_ERROR("parsingFailed");
+
+		ResponseStatusEnum(String status) {
+			this.statusDescription = status;
+		}
+
+		public String statusDescription;
+	}
+
+	private ResponseStatusEnum applicativeStatus;
+	private String description;
+
+	public ResponseInfo(ResponseStatusEnum applicativeStatus, String description) {
+		super();
+		this.applicativeStatus = applicativeStatus;
+		this.description = description;
+	}
+
+	public ResponseInfo(ResponseStatusEnum applicativeStatus) {
+		super();
+		this.applicativeStatus = applicativeStatus;
+	}
+
+	public ResponseStatusEnum getApplicativeStatus() {
+		return applicativeStatus;
+	}
+
+	public void setApplicativeStatus(ResponseStatusEnum applicativeStatus) {
+		this.applicativeStatus = applicativeStatus;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	@Override
+	public String toString() {
+		ObjectMapper mapper = new ObjectMapper();
+		String tostring = super.toString();
+		try {
+			tostring = mapper.writeValueAsString(this);
+		} catch (JsonProcessingException e) {
+
+		}
+		return tostring;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInfo.java
new file mode 100644
index 0000000000..f6608952d0
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInfo.java
@@ -0,0 +1,79 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.List;
+
+public class ToscaNodeTypeInfo {
+
+	private String nodeName;
+	private String templateVersion;
+	private List<ToscaNodeTypeInterface> interfaces;
+	private String iconPath;
+	private String templateName;
+
+	public String getTemplateName() {
+		return templateName;
+	}
+
+	public void setTemplateName(String templateName) {
+		this.templateName = templateName;
+	}
+
+	public String getNodeName() {
+		return nodeName;
+	}
+
+	public void setNodeName(String nodeName) {
+		this.nodeName = nodeName;
+	}
+
+	public String getTemplateVersion() {
+		return templateVersion;
+	}
+
+	public void setTemplateVersion(String templateVersion) {
+		this.templateVersion = templateVersion;
+	}
+
+	public List<ToscaNodeTypeInterface> getInterfaces() {
+		return interfaces;
+	}
+
+	public void setInterfaces(List<ToscaNodeTypeInterface> interfaces) {
+		this.interfaces = interfaces;
+	}
+
+	public String getIconPath() {
+		return iconPath;
+	}
+
+	public void setIconPath(String iconPath) {
+		this.iconPath = iconPath;
+	}
+
+	@Override
+	public String toString() {
+		return "ToscaNodeTypeInfo [nodeName=" + nodeName + ", templateVersion=" + templateVersion + ", templateName="
+				+ templateName + ", interfaces=" + interfaces + ", iconPath=" + iconPath + "]";
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInterface.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInterface.java
new file mode 100644
index 0000000000..4095714f4b
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/ToscaNodeTypeInterface.java
@@ -0,0 +1,37 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.List;
+
+public class ToscaNodeTypeInterface {
+
+	List<String> scripts;
+
+	public List<String> getScripts() {
+		return scripts;
+	}
+
+	public void setScripts(List<String> scripts) {
+		this.scripts = scripts;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/UploadArtifactInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/UploadArtifactInfo.java
new file mode 100644
index 0000000000..9e1734135c
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/UploadArtifactInfo.java
@@ -0,0 +1,147 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public class UploadArtifactInfo {
+
+	public UploadArtifactInfo() {
+
+	}
+
+	public UploadArtifactInfo(String artifactName, String artifactPath, ArtifactTypeEnum artifactType,
+			String artifactDescription) {
+		super();
+		this.artifactName = artifactName;
+		this.artifactPath = artifactPath;
+		this.artifactType = artifactType;
+		this.artifactDescription = artifactDescription;
+	}
+
+	public UploadArtifactInfo(String artifactName, String artifactPath, ArtifactTypeEnum artifactType,
+			String artifactDescription, String artifactData) {
+		super();
+		this.artifactName = artifactName;
+		this.artifactPath = artifactPath;
+		this.artifactType = artifactType;
+		this.artifactDescription = artifactDescription;
+		this.artifactData = artifactData;
+	}
+
+	private String artifactName;
+	private String artifactPath;
+	private ArtifactTypeEnum artifactType;
+	private String artifactDescription;
+	private String artifactData;
+
+	public String getArtifactName() {
+		return artifactName;
+	}
+
+	public void setArtifactName(String artifactName) {
+		this.artifactName = artifactName;
+	}
+
+	public String getArtifactPath() {
+		return artifactPath;
+	}
+
+	public void setArtifactPath(String artifactPath) {
+		this.artifactPath = artifactPath;
+	}
+
+	public ArtifactTypeEnum getArtifactType() {
+		return artifactType;
+	}
+
+	public void setArtifactType(ArtifactTypeEnum artifactType) {
+		this.artifactType = artifactType;
+	}
+
+	public String getArtifactDescription() {
+		return artifactDescription;
+	}
+
+	public void setArtifactDescription(String artifactDescription) {
+		this.artifactDescription = artifactDescription;
+	}
+
+	public String getArtifactData() {
+		return artifactData;
+	}
+
+	public void setArtifactData(String artifactData) {
+		this.artifactData = artifactData;
+	}
+
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result + ((artifactData == null) ? 0 : artifactData.hashCode());
+		result = prime * result + ((artifactDescription == null) ? 0 : artifactDescription.hashCode());
+		result = prime * result + ((artifactName == null) ? 0 : artifactName.hashCode());
+		result = prime * result + ((artifactPath == null) ? 0 : artifactPath.hashCode());
+		result = prime * result + ((artifactType == null) ? 0 : artifactType.hashCode());
+		return result;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		UploadArtifactInfo other = (UploadArtifactInfo) obj;
+		if (artifactData == null) {
+			if (other.artifactData != null)
+				return false;
+		} else if (!artifactData.equals(other.artifactData))
+			return false;
+		if (artifactDescription == null) {
+			if (other.artifactDescription != null)
+				return false;
+		} else if (!artifactDescription.equals(other.artifactDescription))
+			return false;
+		if (artifactName == null) {
+			if (other.artifactName != null)
+				return false;
+		} else if (!artifactName.equals(other.artifactName))
+			return false;
+		if (artifactPath == null) {
+			if (other.artifactPath != null)
+				return false;
+		} else if (!artifactPath.equals(other.artifactPath))
+			return false;
+		if (artifactType != other.artifactType)
+			return false;
+		return true;
+	}
+
+	@Override
+	public String toString() {
+		return "UploadArtifactInfo [artifactName=" + artifactName + ", artifactPath=" + artifactPath + ", artifactType="
+				+ artifactType + ", artifactDescription=" + artifactDescription + ", artifactData=" + artifactData
+				+ "]";
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/UserRoleEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/UserRoleEnum.java
new file mode 100644
index 0000000000..6d333bf457
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/UserRoleEnum.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public enum UserRoleEnum {
+	ADMIN("ADMIN"), 
+	DESIGNER("DESIGNER"), 
+	TESTER("TESTER"), 
+	GOVERNOR("GOVERNOR"), 
+	OPS("OPS"), 
+	PRODUCT_MANAGER("PRODUCT_MANAGER"), 
+	PRODUCT_STRATEGIST("PRODUCT_STRATEGIST");
+
+	private String name;
+
+	UserRoleEnum(String name) {
+		this.name = name;
+	}
+
+	public String getName() {
+		return name;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlConstants.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlConstants.java
new file mode 100644
index 0000000000..0dadef9292
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlConstants.java
@@ -0,0 +1,29 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+public interface YamlConstants {
+
+	public static final String NODE_TYPES = "node_types";
+	public static final String INTERFACES = "interfaces";
+	public static final String TEMPLATE_VERSION = "template_version";
+	public static final String TEMPLATE_NAME = "template_name";
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlSuffixEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlSuffixEnum.java
new file mode 100644
index 0000000000..4ac6290940
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/api/YamlSuffixEnum.java
@@ -0,0 +1,60 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.api;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public enum YamlSuffixEnum {
+
+	YAML("YAML"),
+
+	yaml("yaml"),
+
+	YML("YML"),
+
+	yml("yml");
+
+	YamlSuffixEnum(String suffix) {
+		this.suffix = suffix;
+	}
+
+	private String suffix;
+
+	public String getSuffix() {
+		return suffix;
+	}
+
+	public void setSuufix(String suffix) {
+		this.suffix = suffix;
+	}
+
+	public static List<String> getSuffixes() {
+
+		List<String> arrayList = new ArrayList<String>();
+
+		for (YamlSuffixEnum yamlSuffixEnum : YamlSuffixEnum.values()) {
+			arrayList.add(yamlSuffixEnum.getSuffix());
+		}
+
+		return arrayList;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/AbsEcompErrorManager.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/AbsEcompErrorManager.java
new file mode 100644
index 0000000000..6a54071f42
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/AbsEcompErrorManager.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+import java.util.Formatter;
+import java.util.IllegalFormatException;
+import java.util.Locale;
+
+import org.apache.commons.lang3.StringUtils;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompAlarmSeverity;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompErrorSeverity;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompErrorType;
+
+import com.jcabi.aspects.Loggable;
+
+@Loggable(prepend = true, value = Loggable.TRACE, trim = false)
+public abstract class AbsEcompErrorManager implements IEcompErrorManager {
+
+	public static final String PARAM_STR = "%s";
+
+	public abstract IEcompConfigurationManager getConfigurationManager();
+
+	@Deprecated
+	@Override
+	public void processEcompError(EcompErrorName ecompErrorName, String ecompErrorContext,
+			String... descriptionParams) {
+
+		/*
+		 * //Getting the relevant config manager IEcompConfigurationManager
+		 * configurationManager = getConfigurationManager();
+		 * 
+		 * //Getting the error by name EcompErrorInfo ecompErrorInfo =
+		 * configurationManager.getEcompErrorConfiguration().getEcompErrorInfo(
+		 * ecompErrorName.name());
+		 * 
+		 * if (ecompErrorInfo != null){ ecompErrorInfo =
+		 * setDescriptionParams(ecompErrorInfo, ecompErrorName.name(),
+		 * descriptionParams); EcompErrorLogUtil.logEcompError(ecompErrorName,
+		 * ecompErrorInfo, ecompErrorContext); } else {
+		 * EcompErrorLogUtil.logEcompError(EcompErrorName.EcompErrorNotFound,
+		 * getErrorInfoForUnknownErrorName(ecompErrorName.name()),
+		 * ecompErrorContext); }
+		 */
+
+	}
+
+	private EcompErrorInfo setDescriptionParams(EcompErrorInfo ecompErrorInfo, String ecompErrorName,
+			String... descriptionParams) {
+		String description = ecompErrorInfo.getDescription();
+		// Counting number of params in description
+		int countMatches = StringUtils.countMatches(description, PARAM_STR);
+		// Catching cases when there are more params passed than there are in
+		// the description (formatter will ignore extra params and won't throw
+		// exception)
+		if (countMatches != descriptionParams.length) {
+			return getErrorInfoForDescriptionParamsMismatch(ecompErrorName);
+		}
+		// Setting params of the description if any
+		StringBuilder sb = new StringBuilder();
+		Formatter formatter = new Formatter(sb, Locale.US);
+		try {
+			formatter.format(description, (Object[]) descriptionParams).toString();
+			ecompErrorInfo.setDescription(formatter.toString());
+		} catch (IllegalFormatException e) {
+			// Number of passed params doesn't match number of params in config
+			// file
+			return getErrorInfoForDescriptionParamsMismatch(ecompErrorName);
+		} finally {
+			formatter.close();
+		}
+		return ecompErrorInfo;
+	}
+
+	private EcompErrorInfo getErrorInfoForUnknownErrorName(String ecompErrorName) {
+		EcompErrorInfo ecompErrorInfo = new EcompErrorInfo();
+		ecompErrorInfo.setCode(EcompErrorConfiguration.ECODE_PREFIX + "3001");
+		ecompErrorInfo.setType(EcompErrorType.CONFIG_ERROR.name());
+		ecompErrorInfo.setSeverity(EcompErrorSeverity.ERROR.name());
+		ecompErrorInfo.setAlarmSeverity(EcompAlarmSeverity.MAJOR.name());
+		ecompErrorInfo.setDescription(new StringBuilder().append("Ecomp error element  not found in YAML, name: ")
+				.append(ecompErrorName).toString());
+		return ecompErrorInfo;
+	}
+
+	private EcompErrorInfo getErrorInfoForDescriptionParamsMismatch(String ecompErrorName) {
+		EcompErrorInfo ecompErrorInfo = new EcompErrorInfo();
+		ecompErrorInfo.setCode(EcompErrorConfiguration.ECODE_PREFIX + "3002");
+		ecompErrorInfo.setType(EcompErrorType.CONFIG_ERROR.name());
+		ecompErrorInfo.setSeverity(EcompErrorSeverity.ERROR.name());
+		ecompErrorInfo.setAlarmSeverity(EcompAlarmSeverity.MAJOR.name());
+		ecompErrorInfo.setDescription(new StringBuilder()
+				.append("Ecomp error description params mismatch between code and YAML or wrong format, name: ")
+				.append(ecompErrorName).toString());
+		return ecompErrorInfo;
+	}
+
+	public void processEcompError(String context, EcompErrorEnum ecompErrorEnum, String... descriptionParams) {
+
+		EcompErrorLogUtil.logEcompError(context, ecompErrorEnum, descriptionParams);
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompClassification.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompClassification.java
new file mode 100644
index 0000000000..31499486de
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompClassification.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public enum EcompClassification {
+
+	INFORMATION("I"), WARNING("W"), ERROR("E"), FATAL("F");
+
+	String classification;
+
+	EcompClassification(String classification) {
+		this.classification = classification;
+	}
+
+	public String getClassification() {
+		return classification;
+	}
+
+	public void setClassification(String classification) {
+		this.classification = classification;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorCode.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorCode.java
new file mode 100644
index 0000000000..0f45d34886
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorCode.java
@@ -0,0 +1,155 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public enum EcompErrorCode {
+
+	E_100("Authentication problem towards U-EB server. Reason: %s",
+			"An Authentication failure occured during access to UEB server. Please check that UEB keys are configured correctly in ASDC BE distribution configuration."), E_199(
+					"Internal authentication problem. Description: %s"),
+
+	E_200("ASDC Backend probably lost connectivity to either one of the following components: Titan DB, Elasticsearch, UEB Cluster. Please check the logs for more information."), E_201(
+			"ASDC Backend probably lost connectivity to Titan DB. Please check the logs for more information."), E_202(
+					"ASDC Backend probably lost connectivity to ElasticSearch. Please check the logs for more information."), E_203(
+							"ASDC Backend probably lost connectivity to UEB Cluster. Please check the logs for more information.",
+							"Check connectivity to UEB cluster which is configured under parameter uebServers in distribution-configuration.yaml."), E_204(
+									"Unable to connect to a valid ASDC Backend Server",
+									"Please check connectivity from this FE instance towards BE or BE Load Balancer. Please check that parameters in FE configuration.yaml: beHost,     beHttpPort and beSslPort point to a valid host and port values."),
+
+	E_205("ASDC Backend Recovery to either one of the following components: Titan DB, Elasticsearch, UEB Cluster."), E_206(
+			"ASDC Backend connection recovery to Titan DB."), E_207(
+					"ASDC Backend connection recovery to ElasticSearch."), E_208(
+							"ASDC Backend connection recovery to UEB Cluster."), E_209(
+									"Connectivity to ASDC BE Server is recovered."), E_210(
+											"Connection problem towards U-EB server. Reason: %s",
+											"Please check that that parameter uebServers in distribution-configuration.yaml points to a valid UEB Cluster."), E_211(
+													"Connection problem towards U-EB server. Cannot reach host %s",
+													"Please check that that parameter uebServers in distribution-configuration.yaml points to a valid UEB Cluster."), E_212(
+															"Couldn't resolve hostIP. Desciption: %s"), E_213(
+																	"Site switch over was done. Site is now in %s mode"), E_299(
+																			"Internal Connection problem. Description: %s"),
+
+	// [resource/service/product]
+	E_300("Mandatory %s Component %s cannot be found in repository"),
+	// [SERVICE/RESOURCE/PRODUCT] [id] is not valid. Cannot be found in graph.
+	E_301("%s Component %s is not valid. Cannot be found in graph."), E_302(
+			"Configuration parameter %s is invalid. Value configured is %s."), E_303(
+					"Error occured during access to U-EB Server. Data not found: %s",
+					"An error occured during access to UEB Server, ASDC failed to either register or unregister to/from UEB topic."), E_304(
+							"The artifact type %s does not appear in the list of valid artifacts %s"), E_305(
+									"Configuration parameter %s is missing"), E_306(
+											"Configuration parameter %s is invalid. At least %s values shall be configured"), E_307(
+													"Invalid configuration in YAML file. %s"), E_308(
+															"Artifact uploaded has missing information. Missing %s"), E_309(
+																	"Artifact %s requested is not found"), E_310(
+																			"User %s requested is not found"), E_311(
+																					"Ecomp error description params mismatch between code and YAML or wrong format, name: %s"), E_312(
+																							"Ecomp error element  not found in YAML, name: %s"),
+
+	E_399("Internal Invalid Object. Description: %s"),
+
+	E_400("The type %s of %s is invalid"), E_401("The value %s of %s from type %s is invalid"), E_402(
+			"Payload of artifact uploaded is invalid (invalid MD5 or encryption)"), E_403(
+					"Input for artifact metadata is invalid"), E_404("%s %s required is missing"), E_405(
+							"Failed to convert json input to object"), E_406("Distribution %s required is missing"),
+
+	E_499("Invalid input. Description: %s"),
+
+	E_500("Catalog-BE was not initialized properly"), E_501(
+			"Failed to add resource instance of resource %s to service %s"), E_502(
+					"Error occured during access to U-EB Server. Operation: %s",
+					"An error occured in ASDC distribution mechanism. Please check the logs for more information."), E_503(
+							"Error occured in Distribution Engine. Failed operation: %s",
+							"System Error occured in ASDC Distribution Engine. Please check ASDC logs for more details."), E_504(
+									"Failed adding node of type %s to graph."), E_505(
+											"Operation towards database failed.",
+											"Please check Titan DB health or look at the logs for more details."), E_506(
+													"Unexpected error during operation"), E_507(
+															"Going to execute rollback on graph."), E_508(
+																	"Failed to lock object for update. Type = %s, Id = %s"), E_509(
+																			"Failed to create node %s on graph. status is %s"), E_510(
+																					"Failed to update node %s on graph. Status is %s"), E_511(
+																							"Failed to delete node %s on graph. Status is %s"), E_512(
+																									"Failed to retrieve node %s from graph. Status is %s"), E_513(
+																											"Failed to find parent node of %s on graph. Status is %s"), E_514(
+																													"Failed to fetch all nodes with type %s of parent node %s . Status is %s"), E_515(
+																															"Cannot find node with type %s associated with node %s . Status is %s"), E_516(
+																																	"Error occured in Component Cleaner Task. Failed operation: %s"), E_517(
+																																			"Error when logging FE HTTP request/response"), E_518(
+																																					"Error when trying to access FE Portal page"),
+
+	E_599("Internal flow error. Operation: %s"),
+
+	E_900("Unexpected error during BE REST API execution"), E_901("General error during FE Health Check"), E_999(
+			"Unexpected error. Description: %s");
+
+	/*
+	 * 100-199 Security/Permission Related - Authentication problems (from
+	 * external client, to external server) - Certification errors -
+	 * 
+	 * 200-299 Availability/Timeout Related - connectivity error - connection
+	 * timeout
+	 * 
+	 * 300-399 Data Access/Integrity Related - Data in graph in invalid(E.g. no
+	 * creator is found for service) - Artifact is missing in ES, but exists in
+	 * graph.
+	 * 
+	 * 400-499 Schema Interface Type/Validation - received payload checksum is
+	 * inavlid - received json is not valid
+	 * 
+	 * 500-599 Business/Flow Processing Related - check out to service is not
+	 * allowed - rollback is done - failed to generate heat file
+	 * 
+	 * 
+	 * 600-899 Reserved – do not use
+	 * 
+	 * 900-999 Unknown Errors - unexpected exception
+	 */
+
+	String description;
+	String resolution;
+
+	EcompErrorCode(String description, String resolution) {
+		this.description = description;
+		this.resolution = resolution;
+	}
+
+	EcompErrorCode(String description) {
+		this.description = description;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public String getResolution() {
+		return resolution;
+	}
+
+	public void setResolution(String resolution) {
+		this.resolution = resolution;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorConfiguration.java
new file mode 100644
index 0000000000..368104dea1
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorConfiguration.java
@@ -0,0 +1,161 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.regex.Pattern;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+public class EcompErrorConfiguration extends BasicConfiguration {
+
+	private Map<String, EcompErrorInfo> errors = new HashMap<>();
+	static final String ECODE_PREFIX = "ASDC_";
+	private static final Pattern ECODE_PATTERN = Pattern.compile("^" + ECODE_PREFIX + "\\d{4}$");
+
+	public Map<String, EcompErrorInfo> getErrors() {
+		return errors;
+	}
+
+	public void setErrors(Map<String, EcompErrorInfo> errors) {
+		// Validating ecomp-error-configuration.yaml
+		for (Map.Entry<String, EcompErrorInfo> ecompErrorInfo : errors.entrySet()) {
+			String ecompErrorName = ecompErrorInfo.getKey();
+			EcompErrorInfo res = validateEcompErrorInfo(ecompErrorName, ecompErrorInfo.getValue());
+			if (res != null) {
+				// Validation failed!
+				EcompErrorLogUtil.logEcompError(EcompErrorName.EcompConfigFileFormat, res, this.getClass().getName());
+				return;
+			}
+		}
+		// Validation passed
+		this.errors = errors;
+	}
+
+	public EcompErrorInfo getEcompErrorInfo(String key) {
+		EcompErrorInfo clone = null;
+		EcompErrorInfo other = errors.get(key);
+		if (other != null) {
+			clone = new EcompErrorInfo();
+			clone.cloneData(other);
+		}
+		return clone;
+	}
+
+	protected EcompErrorInfo validateEcompErrorInfo(String ecompErrorName, EcompErrorInfo ecompErrorInfoToValidate) {
+		if (ecompErrorInfoToValidate == null) {
+			return getErrorInfoForConfigFile("error " + ecompErrorName + " not found ");
+		}
+		String type = ecompErrorInfoToValidate.getType();
+		if (type == null) {
+			return getErrorInfoForConfigFile("empty error type for error " + ecompErrorName
+					+ ", value should be one of the following: " + Arrays.asList(EcompErrorType.values()));
+		}
+		try {
+			EcompErrorType.valueOf(type);
+		} catch (IllegalArgumentException e) {
+			return getErrorInfoForConfigFile("error type " + type + " is invalid for error " + ecompErrorName
+					+ ", value should be one of the following: " + Arrays.asList(EcompErrorType.values()));
+		}
+
+		String severity = ecompErrorInfoToValidate.getSeverity();
+		if (severity == null) {
+			return getErrorInfoForConfigFile("empty error severity for error " + ecompErrorName
+					+ ", value should be one of the following: " + Arrays.asList(EcompErrorSeverity.values()));
+		}
+		try {
+			EcompErrorSeverity.valueOf(severity);
+		} catch (IllegalArgumentException e) {
+			return getErrorInfoForConfigFile("error severity " + severity + " is invalid for error " + ecompErrorName
+					+ ", value should be one of the following: " + Arrays.asList(EcompErrorSeverity.values()));
+		}
+		String alarmSeverity = ecompErrorInfoToValidate.getAlarmSeverity();
+		if (alarmSeverity == null) {
+			return getErrorInfoForConfigFile("empty error alarm for error " + ecompErrorName
+					+ ", , value should be one of the following: " + Arrays.asList(EcompAlarmSeverity.values()));
+		}
+		try {
+			EcompAlarmSeverity.valueOf(alarmSeverity);
+		} catch (IllegalArgumentException e) {
+			return getErrorInfoForConfigFile("error alarm severity " + alarmSeverity + " is invalid for error "
+					+ ecompErrorName + ", , value should be one of the following: "
+					+ Arrays.asList(EcompAlarmSeverity.values()));
+		}
+
+		String code = ecompErrorInfoToValidate.getCode();
+		if (code != null && ECODE_PATTERN.matcher(code).matches()) {
+			String[] split = code.split("_");
+			int parseInt = Integer.parseInt(split[1]);
+			if (parseInt < 3010 || parseInt > 9999) {
+				return getErrorInfoForInvalidCode(code, ecompErrorName);
+			}
+		} else {
+			return getErrorInfoForInvalidCode(code, ecompErrorName);
+		}
+		return null;
+	}
+
+	private EcompErrorInfo getErrorInfoForInvalidCode(String code, String ecompErrorName) {
+		return getErrorInfoForConfigFile("error code " + code + " is invalid for error " + ecompErrorName
+				+ ", should be in format ASDC_[3010-9999]");
+	}
+
+	private EcompErrorInfo getErrorInfoForConfigFile(String errorMessage) {
+		EcompErrorInfo ecompErrorInfo = new EcompErrorInfo();
+		ecompErrorInfo.setCode(ECODE_PREFIX + "3000");
+		ecompErrorInfo.setType(EcompErrorType.CONFIG_ERROR.name());
+		ecompErrorInfo.setSeverity(EcompErrorSeverity.FATAL.name());
+		ecompErrorInfo.setAlarmSeverity(EcompAlarmSeverity.CRITICAL.name());
+		ecompErrorInfo.setDescription(errorMessage);
+		return ecompErrorInfo;
+	}
+
+	@Override
+	public String toString() {
+		return "EcompErrorConfiguration [errors=" + errors + "]";
+	}
+
+	/*******************************
+	 * Enums
+	 */
+
+	public enum EcompErrorType {
+		RECOVERY, CONFIG_ERROR, SYSTEM_ERROR, DATA_ERROR, CONNECTION_PROBLEM, AUTHENTICATION_PROBLEM;
+	}
+
+	public enum EcompAlarmSeverity {
+		CRITICAL, MAJOR, MINOR, INFORMATIONAL, NONE;
+	}
+
+	public enum EcompErrorSeverity {
+		INFO, WARN, ERROR, FATAL;
+	}
+
+	public enum EcompErrorSeverityPrefix {
+		I, W, E, F;
+	}
+
+	public static void main(String[] args) {
+		System.out.println(Arrays.asList(EcompErrorType.values()));
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorEnum.java
new file mode 100644
index 0000000000..c79677a9ef
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorEnum.java
@@ -0,0 +1,484 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public enum EcompErrorEnum {
+
+	BeUebAuthenticationError(EcompErrorCode.E_100, ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MAJOR,
+			EcompClassification.ERROR),
+
+	InternalAuthenticationInfo(EcompErrorCode.E_199, ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InternalAuthenticationWarning(EcompErrorCode.E_199,
+					ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MINOR,
+					EcompClassification.WARNING), InternalAuthenticationError(EcompErrorCode.E_199,
+							ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InternalAuthenticationFatal(EcompErrorCode.E_199,
+									ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.CRITICAL,
+									EcompClassification.FATAL),
+
+	BeHealthCheckRecovery(EcompErrorCode.E_205, ErrorType.RECOVERY, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION, null), BeHealthCheckTitanRecovery(EcompErrorCode.E_206, ErrorType.RECOVERY,
+					AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION,
+					null), BeHealthCheckElasticSearchRecovery(EcompErrorCode.E_207, ErrorType.RECOVERY,
+							AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION,
+							null), BeHealthCheckUebClusterRecovery(EcompErrorCode.E_208, ErrorType.RECOVERY,
+									AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION,
+									null), FeHealthCheckRecovery(EcompErrorCode.E_209, ErrorType.RECOVERY,
+											AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION,
+											null), BeHealthCheckError(EcompErrorCode.E_200, ErrorType.SYSTEM_ERROR,
+													AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+													BeHealthCheckRecovery),
+
+	BeHealthCheckTitanError(EcompErrorCode.E_201, ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+			EcompClassification.ERROR, BeHealthCheckTitanRecovery), BeHealthCheckElasticSearchError(
+					EcompErrorCode.E_202, ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+					BeHealthCheckElasticSearchRecovery), BeHealthCheckUebClusterError(EcompErrorCode.E_203,
+							ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+							BeHealthCheckUebClusterRecovery), FeHealthCheckError(EcompErrorCode.E_204,
+									ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+									FeHealthCheckRecovery), BeUebConnectionError(EcompErrorCode.E_210,
+											ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+											EcompClassification.ERROR), BeUebUnkownHostError(EcompErrorCode.E_211,
+													ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+													EcompClassification.ERROR),
+
+	FqdnResolveError(EcompErrorCode.E_212, ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+			EcompClassification.ERROR), SiteSwitchoverInfo(EcompErrorCode.E_213, ErrorType.RECOVERY,
+					AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION),
+
+	InternalConnectionInfo(EcompErrorCode.E_299, ErrorType.CONNECTION_PROBLEM, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InternalConnectionWarning(EcompErrorCode.E_299,
+					ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MINOR,
+					EcompClassification.WARNING), InternalConnectionError(EcompErrorCode.E_299,
+							ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InternalConnectionFatal(EcompErrorCode.E_299,
+									ErrorType.CONNECTION_PROBLEM, AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+
+	BeComponentMissingError(EcompErrorCode.E_300, ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+			EcompClassification.ERROR), BeIncorrectComponentError(EcompErrorCode.E_301, ErrorType.SYSTEM_ERROR,
+					AlarmSeverity.MAJOR, EcompClassification.ERROR), BeInvalidConfigurationError(EcompErrorCode.E_302,
+							ErrorType.CONFIG_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.FATAL), BeUebObjectNotFoundError(EcompErrorCode.E_303,
+									ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+									EcompClassification.ERROR), BeDistributionEngineInvalidArtifactType(
+											EcompErrorCode.E_304, ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+											EcompClassification.WARNING), BeMissingConfigurationError(
+													EcompErrorCode.E_305, ErrorType.CONFIG_ERROR, AlarmSeverity.MAJOR,
+													EcompClassification.FATAL), BeConfigurationInvalidListSizeError(
+															EcompErrorCode.E_306, ErrorType.CONFIG_ERROR,
+															AlarmSeverity.MAJOR,
+															EcompClassification.FATAL), ErrorConfigFileFormat(
+																	EcompErrorCode.E_307, ErrorType.CONFIG_ERROR,
+																	AlarmSeverity.MAJOR,
+																	EcompClassification.ERROR), BeMissingArtifactInformationError(
+																			EcompErrorCode.E_308, ErrorType.DATA_ERROR,
+																			AlarmSeverity.MAJOR,
+																			EcompClassification.ERROR), BeArtifactMissingError(
+																					EcompErrorCode.E_309,
+																					ErrorType.DATA_ERROR,
+																					AlarmSeverity.MAJOR,
+																					EcompClassification.ERROR), BeUserMissingError(
+																							EcompErrorCode.E_310,
+																							ErrorType.DATA_ERROR,
+																							AlarmSeverity.MAJOR,
+																							EcompClassification.ERROR), EcompMismatchParam(
+																									EcompErrorCode.E_311,
+																									ErrorType.CONFIG_ERROR,
+																									AlarmSeverity.MAJOR,
+																									EcompClassification.ERROR), EcompMissingError(
+																											EcompErrorCode.E_312,
+																											ErrorType.CONFIG_ERROR,
+																											AlarmSeverity.MAJOR,
+																											EcompClassification.ERROR),
+
+	InternalDataInfo(EcompErrorCode.E_399, ErrorType.DATA_ERROR, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InternalDataWarning(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+					AlarmSeverity.MINOR, EcompClassification.WARNING), InternalDataError(EcompErrorCode.E_399,
+							ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InternalDataFatal(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+									AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+
+	BeInvalidTypeError(EcompErrorCode.E_400, ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+			EcompClassification.WARNING), BeInvalidValueError(EcompErrorCode.E_401, ErrorType.DATA_ERROR,
+					AlarmSeverity.MAJOR, EcompClassification.WARNING), BeArtifactPayloadInvalid(EcompErrorCode.E_402,
+							ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), BeArtifactInformationInvalidError(EcompErrorCode.E_403,
+									ErrorType.DATA_ERROR, AlarmSeverity.MAJOR,
+									EcompClassification.ERROR), BeGraphObjectMissingError(EcompErrorCode.E_404,
+											ErrorType.DATA_ERROR, AlarmSeverity.CRITICAL,
+											EcompClassification.ERROR), BeInvalidJsonInput(EcompErrorCode.E_405,
+													ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+													EcompClassification.ERROR), BeDistributionMissingError(
+															EcompErrorCode.E_406, ErrorType.DATA_ERROR,
+															AlarmSeverity.MAJOR, EcompClassification.ERROR),
+
+	InvalidInputInfo(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InvalidInputWarning(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+					AlarmSeverity.MINOR, EcompClassification.WARNING), InvalidInputError(EcompErrorCode.E_499,
+							ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InvalidInputFatal(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+									AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+
+	BeInitializationError(EcompErrorCode.E_500, ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+			EcompClassification.ERROR), BeFailedAddingResourceInstanceError(EcompErrorCode.E_501,
+					ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR), BeUebSystemError(
+							EcompErrorCode.E_502, ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), BeDistributionEngineSystemError(EcompErrorCode.E_503,
+									ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+									EcompClassification.ERROR), BeFailedAddingNodeTypeError(EcompErrorCode.E_504,
+											ErrorType.DATA_ERROR, AlarmSeverity.CRITICAL,
+											EcompClassification.ERROR), BeDaoSystemError(EcompErrorCode.E_505,
+													ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+													EcompClassification.ERROR), BeSystemError(EcompErrorCode.E_506,
+															ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+															EcompClassification.ERROR), BeExecuteRollbackError(
+																	EcompErrorCode.E_507, ErrorType.DATA_ERROR,
+																	AlarmSeverity.MAJOR,
+																	EcompClassification.ERROR), BeFailedLockObjectError(
+																			EcompErrorCode.E_508,
+																			ErrorType.SYSTEM_ERROR,
+																			AlarmSeverity.CRITICAL,
+																			EcompClassification.WARNING), BeFailedCreateNodeError(
+																					EcompErrorCode.E_509,
+																					ErrorType.DATA_ERROR,
+																					AlarmSeverity.MAJOR,
+																					EcompClassification.ERROR), BeFailedUpdateNodeError(
+																							EcompErrorCode.E_510,
+																							ErrorType.DATA_ERROR,
+																							AlarmSeverity.MAJOR,
+																							EcompClassification.ERROR), BeFailedDeleteNodeError(
+																									EcompErrorCode.E_511,
+																									ErrorType.DATA_ERROR,
+																									AlarmSeverity.MAJOR,
+																									EcompClassification.ERROR), BeFailedRetrieveNodeError(
+																											EcompErrorCode.E_512,
+																											ErrorType.DATA_ERROR,
+																											AlarmSeverity.MAJOR,
+																											EcompClassification.ERROR), BeFailedFindParentError(
+																													EcompErrorCode.E_513,
+																													ErrorType.DATA_ERROR,
+																													AlarmSeverity.MAJOR,
+																													EcompClassification.ERROR), BeFailedFindAllNodesError(
+																															EcompErrorCode.E_514,
+																															ErrorType.DATA_ERROR,
+																															AlarmSeverity.MAJOR,
+																															EcompClassification.ERROR), BeFailedFindAssociationError(
+																																	EcompErrorCode.E_515,
+																																	ErrorType.DATA_ERROR,
+																																	AlarmSeverity.MAJOR,
+																																	EcompClassification.ERROR), BeComponentCleanerSystemError(
+																																			EcompErrorCode.E_516,
+																																			ErrorType.SYSTEM_ERROR,
+																																			AlarmSeverity.MAJOR,
+																																			EcompClassification.ERROR), FeHttpLoggingError(
+																																					EcompErrorCode.E_517,
+																																					ErrorType.SYSTEM_ERROR,
+																																					AlarmSeverity.MINOR,
+																																					EcompClassification.ERROR), FePortalServletError(
+																																							EcompErrorCode.E_518,
+																																							ErrorType.SYSTEM_ERROR,
+																																							AlarmSeverity.MAJOR,
+																																							EcompClassification.ERROR),
+
+	InternalFlowInfo(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InternalFlowWarning(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+					AlarmSeverity.MINOR, EcompClassification.WARNING), InternalFlowError(EcompErrorCode.E_599,
+							ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InternalFlowFatal(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+									AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+
+	BeRestApiGeneralError(EcompErrorCode.E_900, ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+			EcompClassification.ERROR, null), FeHealthCheckGeneralError(EcompErrorCode.E_901, ErrorType.SYSTEM_ERROR,
+					AlarmSeverity.CRITICAL, EcompClassification.ERROR, null),
+
+	InternalUnexpectedInfo(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR, AlarmSeverity.INFORMATIONAL,
+			EcompClassification.INFORMATION), InternalUnexpectedWarning(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR,
+					AlarmSeverity.MINOR, EcompClassification.WARNING), InternalUnexpectedError(EcompErrorCode.E_999,
+							ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR,
+							EcompClassification.ERROR), InternalUnexpectedFatal(EcompErrorCode.E_999,
+									ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+
+	/*
+	 * BeUebAuthenticationError(EcompErrorCode.E_100,
+	 * ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MAJOR,
+	 * EcompClassification.ERROR),
+	 * 
+	 * InternalAuthenticationInfo(EcompErrorCode.E_199,
+	 * ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.INFORMATIONAL,
+	 * EcompClassification.INFORMATION),
+	 * InternalAuthenticationWarning(EcompErrorCode.E_199,
+	 * ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MINOR,
+	 * EcompClassification.WARNING),
+	 * InternalAuthenticationError(EcompErrorCode.E_199,
+	 * ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.MAJOR,
+	 * EcompClassification.ERROR),
+	 * InternalAuthenticationFatal(EcompErrorCode.E_199,
+	 * ErrorType.AUTHENTICATION_PROBLEM, AlarmSeverity.CRITICAL,
+	 * EcompClassification.FATAL),
+	 * //BeFailedDeletingResourceInstanceError(EcompErrorCode.E_200,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR, Classification.ERROR),
+	 * 
+	 * BeHealthCheckRecovery(EcompErrorCode.E_205, ErrorType.RECOVERY,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION, null),
+	 * BeHealthCheckTitanRecovery(EcompErrorCode.E_206, ErrorType.RECOVERY,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION, null),
+	 * BeHealthCheckElasticSearchRecovery(EcompErrorCode.E_207,
+	 * ErrorType.RECOVERY, AlarmSeverity.INFORMATIONAL,
+	 * EcompClassification.INFORMATION, null),
+	 * BeHealthCheckUebClusterRecovery(EcompErrorCode.E_208, ErrorType.RECOVERY,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION, null),
+	 * FeHealthCheckRecovery(EcompErrorCode.E_209, ErrorType.RECOVERY,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION, null),
+	 * BeHealthCheckError(EcompErrorCode.E_200, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+	 * BeHealthCheckRecovery),
+	 * 
+	 * BeHealthCheckTitanError(EcompErrorCode.E_201, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+	 * BeHealthCheckTitanRecovery),
+	 * BeHealthCheckElasticSearchError(EcompErrorCode.E_202,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+	 * EcompClassification.ERROR, BeHealthCheckElasticSearchRecovery),
+	 * BeHealthCheckUebClusterError(EcompErrorCode.E_203,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.CRITICAL,
+	 * EcompClassification.ERROR, BeHealthCheckUebClusterRecovery),
+	 * FeHealthCheckError(EcompErrorCode.E_204, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR,
+	 * FeHealthCheckRecovery), BeUebConnectionError(EcompErrorCode.E_210,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+	 * EcompClassification.ERROR), BeUebUnkownHostError(EcompErrorCode.E_211,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+	 * EcompClassification.ERROR),
+	 * 
+	 * InternalConnectionInfo(EcompErrorCode.E_299,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.INFORMATIONAL,
+	 * EcompClassification.INFORMATION),
+	 * InternalConnectionWarning(EcompErrorCode.E_299,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MINOR,
+	 * EcompClassification.WARNING),
+	 * InternalConnectionError(EcompErrorCode.E_299,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.MAJOR,
+	 * EcompClassification.ERROR), InternalConnectionFatal(EcompErrorCode.E_299,
+	 * ErrorType.CONNECTION_PROBLEM, AlarmSeverity.CRITICAL,
+	 * EcompClassification.FATAL),
+	 * 
+	 * BeComponentMissingError(EcompErrorCode.E_300, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeIncorrectComponentError(EcompErrorCode.E_301, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeInvalidConfigurationError(EcompErrorCode.E_302, ErrorType.CONFIG_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.FATAL),
+	 * BeUebObjectNotFoundError(EcompErrorCode.E_303, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeDistributionEngineInvalidArtifactType(EcompErrorCode.E_304,
+	 * ErrorType.DATA_ERROR, AlarmSeverity.MAJOR, EcompClassification.WARNING),
+	 * BeMissingConfigurationError(EcompErrorCode.E_305, ErrorType.CONFIG_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.FATAL),
+	 * BeConfigurationInvalidListSizeError(EcompErrorCode.E_306,
+	 * ErrorType.CONFIG_ERROR, AlarmSeverity.MAJOR, EcompClassification.FATAL),
+	 * ErrorConfigFileFormat(EcompErrorCode.E_307, ErrorType.CONFIG_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeMissingArtifactInformationError(EcompErrorCode.E_308,
+	 * ErrorType.DATA_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeArtifactMissingError(EcompErrorCode.E_309, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeUserMissingError(EcompErrorCode.E_310, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * EcompMismatchParam(EcompErrorCode.E_311, ErrorType.CONFIG_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * EcompMissingError(EcompErrorCode.E_312, ErrorType.CONFIG_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * 
+	 * InternalDataInfo(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION),
+	 * InternalDataWarning(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MINOR, EcompClassification.WARNING),
+	 * InternalDataError(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * InternalDataFatal(EcompErrorCode.E_399, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+	 * 
+	 * BeInvalidTypeError(EcompErrorCode.E_400, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.WARNING),
+	 * BeInvalidValueError(EcompErrorCode.E_401, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.WARNING),
+	 * BeArtifactPayloadInvalid(EcompErrorCode.E_402, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeArtifactInformationInvalidError(EcompErrorCode.E_403,
+	 * ErrorType.DATA_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeDistributionMissingError(EcompErrorCode.E_404, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeGraphObjectMissingError(EcompErrorCode.E_404, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR),
+	 * BeInvalidJsonInput(EcompErrorCode.E_405, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * 
+	 * InvalidInputInfo(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION),
+	 * InvalidInputWarning(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MINOR, EcompClassification.WARNING),
+	 * InvalidInputError(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * InvalidInputFatal(EcompErrorCode.E_499, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+	 * 
+	 * BeInitializationError(EcompErrorCode.E_500, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR),
+	 * BeFailedAddingResourceInstanceError(EcompErrorCode.E_501,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeUebSystemError(EcompErrorCode.E_502, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeDistributionEngineSystemError(EcompErrorCode.E_503,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedAddingNodeTypeError(EcompErrorCode.E_504, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR),
+	 * BeDaoSystemError(EcompErrorCode.E_505, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR),
+	 * BeSystemError(EcompErrorCode.E_506, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR),
+	 * BeExecuteRollbackError(EcompErrorCode.E_507, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedLockObjectError(EcompErrorCode.E_508, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.WARNING),
+	 * BeFailedCreateNodeError(EcompErrorCode.E_509, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedUpdateNodeError(EcompErrorCode.E_510, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedDeleteNodeError(EcompErrorCode.E_511, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedRetrieveNodeError(EcompErrorCode.E_512, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedFindParentError(EcompErrorCode.E_513, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedFindAllNodesError(EcompErrorCode.E_514, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeFailedFindAssociationError(EcompErrorCode.E_515, ErrorType.DATA_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * BeComponentCleanerSystemError(EcompErrorCode.E_516,
+	 * ErrorType.SYSTEM_ERROR, AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * FeHttpLoggingError(EcompErrorCode.E_517, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MINOR, EcompClassification.ERROR),
+	 * FePortalServletError(EcompErrorCode.E_518, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * 
+	 * InternalFlowInfo(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION),
+	 * InternalFlowWarning(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MINOR, EcompClassification.WARNING),
+	 * InternalFlowError(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * InternalFlowFatal(EcompErrorCode.E_599, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+	 * 
+	 * BeRestApiGeneralError(EcompErrorCode.E_900, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR, null),
+	 * FeHealthCheckGeneralError(EcompErrorCode.E_901, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.ERROR, null),
+	 * 
+	 * InternalUnexpectedInfo(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.INFORMATIONAL, EcompClassification.INFORMATION),
+	 * InternalUnexpectedWarning(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MINOR, EcompClassification.WARNING),
+	 * InternalUnexpectedError(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.MAJOR, EcompClassification.ERROR),
+	 * InternalUnexpectedFatal(EcompErrorCode.E_999, ErrorType.SYSTEM_ERROR,
+	 * AlarmSeverity.CRITICAL, EcompClassification.FATAL),
+	 */
+
+	;
+
+	EcompErrorCode ecompErrorCode;
+	ErrorType eType;
+	AlarmSeverity alarmSeverity;
+	EcompClassification classification;
+	EcompErrorEnum clearCode;
+
+	EcompErrorEnum(EcompErrorCode ecompErrorCode, ErrorType eType, AlarmSeverity alarmSeverity,
+			EcompClassification classification, EcompErrorEnum clearCode) {
+
+		this.ecompErrorCode = ecompErrorCode;
+		this.eType = eType;
+		this.alarmSeverity = alarmSeverity;
+		this.classification = classification;
+		this.clearCode = clearCode;
+	}
+
+	EcompErrorEnum(EcompErrorCode ecompErrorCode, ErrorType eType, AlarmSeverity alarmSeverity,
+			EcompClassification classification) {
+
+		this.ecompErrorCode = ecompErrorCode;
+		this.eType = eType;
+		this.alarmSeverity = alarmSeverity;
+		this.classification = classification;
+	}
+
+	public ErrorType geteType() {
+		return eType;
+	}
+
+	public void seteType(ErrorType eType) {
+		this.eType = eType;
+	}
+
+	public AlarmSeverity getAlarmSeverity() {
+		return alarmSeverity;
+	}
+
+	public void setAlarmSeverity(AlarmSeverity alarmSeverity) {
+		this.alarmSeverity = alarmSeverity;
+	}
+
+	public EcompErrorCode getEcompErrorCode() {
+		return ecompErrorCode;
+	}
+
+	public void setEcompErrorCode(EcompErrorCode ecompErrorCode) {
+		this.ecompErrorCode = ecompErrorCode;
+	}
+
+	public EcompClassification getClassification() {
+		return classification;
+	}
+
+	public void setClassification(EcompClassification classification) {
+		this.classification = classification;
+	}
+
+	public EcompErrorEnum getClearCode() {
+		return clearCode;
+	}
+
+	public void setClearCode(EcompErrorEnum clearCode) {
+		this.clearCode = clearCode;
+	}
+
+	public static enum ErrorType {
+		RECOVERY, CONFIG_ERROR, SYSTEM_ERROR, DATA_ERROR, CONNECTION_PROBLEM, AUTHENTICATION_PROBLEM
+	}
+
+	public static enum AlarmSeverity {
+		CRITICAL, MAJOR, MINOR, INFORMATIONAL, NONE
+	}
+
+	// public String toString() {
+	// return eType + "," + eCode + "," + desc;
+	// }
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorInfo.java
new file mode 100644
index 0000000000..e1fd34b26d
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorInfo.java
@@ -0,0 +1,78 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public class EcompErrorInfo {
+
+	private String type;
+	private String code;
+	private String severity;
+	private String description;
+	private String alarmSeverity;
+
+	public String getType() {
+		return type;
+	}
+
+	public void setType(String type) {
+		this.type = type;
+	}
+
+	public String getCode() {
+		return code;
+	}
+
+	public void setCode(String code) {
+		this.code = code;
+	}
+
+	public String getSeverity() {
+		return severity;
+	}
+
+	public void setSeverity(String severity) {
+		this.severity = severity;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public String getAlarmSeverity() {
+		return alarmSeverity;
+	}
+
+	public void setAlarmSeverity(String alarmSeverity) {
+		this.alarmSeverity = alarmSeverity;
+	}
+
+	public void cloneData(EcompErrorInfo other) {
+		this.type = other.getType();
+		this.severity = other.getSeverity();
+		this.description = other.getDescription();
+		this.code = other.getCode();
+		this.alarmSeverity = other.getAlarmSeverity();
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorLogUtil.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorLogUtil.java
new file mode 100644
index 0000000000..274625aae4
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorLogUtil.java
@@ -0,0 +1,199 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+import java.util.Formatter;
+import java.util.IllegalFormatException;
+import java.util.Locale;
+
+import org.apache.commons.lang3.StringUtils;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompAlarmSeverity;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompErrorSeverity;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration.EcompErrorType;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+
+import fj.data.Either;
+
+public class EcompErrorLogUtil {
+
+	private static String ECOMP_ERROR_TMPL = "ETYPE = \"%s\" ENAME = \"%s\" ECODE = \"%s\" ECONTEXT = \"%s\" EDESC = \"%s\"";
+	private static Logger log = LoggerFactory.getLogger(EcompErrorLogUtil.class.getName());
+	private static final String FATAL_ERROR_PREFIX = "FATAL ERROR!! ";
+
+	public static void logEcompError(EcompErrorName ecompErrorName, EcompErrorInfo ecompErrorInfo,
+			String ecompErrorContext, String... ecompDescriptionParams) {
+		if (ecompErrorInfo != null) {
+			StringBuilder sb = new StringBuilder();
+			Formatter formatter = new Formatter(sb, Locale.US);
+			try {
+				String description = ecompErrorInfo.getDescription();
+				String severityStr = ecompErrorInfo.getSeverity();
+				EcompErrorConfiguration.EcompErrorSeverity severity = EcompErrorSeverity.ERROR;
+				// Since there is no FATAL log level, this is how we distinguish
+				// the FATAL errors
+				if (severityStr.equals(EcompErrorConfiguration.EcompErrorSeverity.FATAL.name())) {
+					description = FATAL_ERROR_PREFIX + description;
+					severity = EcompErrorSeverity.FATAL;
+				} else if (severityStr.equals(EcompErrorConfiguration.EcompErrorSeverity.WARN.name())) {
+					severity = EcompErrorSeverity.WARN;
+				} else if (severityStr.equals(EcompErrorConfiguration.EcompErrorSeverity.INFO.name())) {
+					severity = EcompErrorSeverity.INFO;
+				}
+
+				MDC.put("alarmSeverity", ecompErrorInfo.getAlarmSeverity());
+				// else it stays ERROR
+				formatter.format(ECOMP_ERROR_TMPL, ecompErrorInfo.getType(), ecompErrorName.name(),
+						ecompErrorInfo.getCode(), ecompErrorContext, description);
+				switch (severity) {
+				case INFO:
+					log.info(formatter.toString());
+					break;
+				case WARN:
+					log.warn(formatter.toString());
+					break;
+				case ERROR:
+					log.error(formatter.toString());
+					break;
+				case FATAL:
+					// same as ERROR for now, might be additional logic later..
+					log.error(formatter.toString());
+					break;
+				default:
+					break;
+				}
+			} finally {
+				formatter.close();
+				MDC.remove("alarmSeverity");
+			}
+		}
+	}
+
+	public static void logEcompError(String ecompErrorContext, EcompErrorEnum ecompErrorEnum,
+			String... ecompDescriptionParams) {
+		logEcompError(ecompErrorContext, ecompErrorEnum, true, ecompDescriptionParams);
+	}
+
+	public static void logEcompError(String ecompErrorContext, EcompErrorEnum ecompErrorEnum, boolean logMissingParams,
+			String... ecompDescriptionParams) {
+		StringBuilder sb = new StringBuilder();
+		Formatter formatter = new Formatter(sb, Locale.US);
+		try {
+			String description = ecompErrorEnum.getEcompErrorCode().getDescription();
+
+			Either<String, Boolean> setDescriptionParamsResult = setDescriptionParams(ecompErrorEnum,
+					ecompDescriptionParams);
+			if (setDescriptionParamsResult.isLeft()) {
+				description = setDescriptionParamsResult.left().value();
+			} else {
+				EcompErrorEnum mismatchErrorEnum = EcompErrorEnum.EcompMismatchParam;
+				if (logMissingParams == true) {
+					logEcompError("logEcompError", mismatchErrorEnum, false, ecompErrorEnum.name().toString());
+					return;
+				} else {
+					log.info("Failed to log the error code " + mismatchErrorEnum);
+					return;
+				}
+			}
+			EcompClassification classification = ecompErrorEnum.getClassification();
+
+			EcompErrorConfiguration.EcompErrorSeverity severity = EcompErrorSeverity.ERROR;
+			// Since there is no FATAL log level, this is how we distinguish the
+			// FATAL errors
+			if (classification == EcompClassification.FATAL) {
+				description = FATAL_ERROR_PREFIX + description;
+				severity = EcompErrorSeverity.FATAL;
+			} else if (classification == EcompClassification.WARNING) {
+				severity = EcompErrorSeverity.WARN;
+			} else if (classification == EcompClassification.INFORMATION) {
+				severity = EcompErrorSeverity.INFO;
+			}
+
+			String eCode = createEcode(ecompErrorEnum);
+
+			MDC.put("alarmSeverity", ecompErrorEnum.alarmSeverity.name());
+			// else it stays ERROR
+			formatter.format(ECOMP_ERROR_TMPL, ecompErrorEnum.geteType(), ecompErrorEnum.name(), eCode,
+					ecompErrorContext, description);
+			switch (severity) {
+			case INFO:
+				log.info(formatter.toString());
+				break;
+			case WARN:
+				log.warn(formatter.toString());
+				break;
+			case ERROR:
+				log.error(formatter.toString());
+				break;
+			case FATAL:
+				// same as ERROR for now, might be additional logic later..
+				log.error(formatter.toString());
+				break;
+			default:
+				break;
+			}
+		} finally {
+			formatter.close();
+			MDC.remove("alarmSeverity");
+		}
+	}
+
+	public static String createEcode(EcompErrorEnum ecompErrorEnum) {
+
+		EcompClassification classification = ecompErrorEnum.getClassification();
+		String ecompErrorCode = ecompErrorEnum.getEcompErrorCode().name();
+
+		String ecodeNumber = ecompErrorCode.substring(ecompErrorCode.indexOf("_") + 1);
+		String eCode = "ASDC" + ecodeNumber + classification.getClassification();
+
+		return eCode;
+	}
+
+	private static Either<String, Boolean> setDescriptionParams(EcompErrorEnum ecompErrorEnum,
+			String... descriptionParams) {
+		String description = ecompErrorEnum.getEcompErrorCode().getDescription();
+
+		// Counting number of params in description
+		int countMatches = StringUtils.countMatches(description, AbsEcompErrorManager.PARAM_STR);
+		// Catching cases when there are more params passed than there are in
+		// the description (formatter will ignore extra params and won't throw
+		// exception)
+		if (countMatches != descriptionParams.length) {
+			return Either.right(false);
+		}
+		// Setting params of the description if any
+		StringBuilder sb = new StringBuilder();
+		Formatter formatter = new Formatter(sb, Locale.US);
+		try {
+			formatter.format(description, (Object[]) descriptionParams).toString();
+			return Either.left(formatter.toString());
+		} catch (IllegalFormatException e) {
+			// Number of passed params doesn't match number of params in config
+			// file
+			return Either.right(false);
+		} finally {
+			formatter.close();
+		}
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorName.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorName.java
new file mode 100644
index 0000000000..6bd139bb28
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/EcompErrorName.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public enum EcompErrorName {
+	// general
+	EcompConfigFileFormat, EcompErrorNotFound, EcompErrorDescParamsMismatch,
+
+	// FE
+	FeHealthCheckConnectionError, FeHealthCheckRecovery /* Recovery */, FeHttpLoggingError, FePortalServletError, FeHealthCheckGeneralError,
+
+	// BE section here...
+	BeHealthCheckError, BeHealthCheckRecovery, /* Recovery */
+	BeRestApiGeneralError, BeInitializationError, BeResourceMissingError, BeServiceMissingError, BeMissingArtifactInformationError, BeArtifactMissingError, BeArtifactPayloadInvalid, BeUserMissingError, BeArtifactInformationInvalidError, BeIncorrectServiceError, BeFailedAddingResourceInstanceError,
+	// BeFailedDeletingResourceInstanceError,
+	BeFailedAddingCapabilityTypeError, BeCapabilityTypeMissingError, BeInterfaceMissingError,
+	// BeRepositoryObjectNotFoundError,
+	// BeRepositoryDeleteError,
+	// BeRepositoryQueryError,
+	BeDaoSystemError, BeSystemError, BeInvalidConfigurationError, BeMissingConfigurationError, BeUebConnectionError, BeUebObjectNotFoundError, BeUebSystemError, BeDistributionEngineSystemError, BeDistributionEngineInvalidArtifactType, BeConfigurationInvalidListSizeError, BeUebAuthenticationError, BeUebUnkownHostError, BeInvalidTypeError, BeInvalidValueError, BeFailedLockObjectError, BeInvalidJsonInput, BeDistributionMissingError, ErrorConfigFileFormat,
+	// model
+	BeFailedCreateNodeError, BeFailedUpdateNodeError, BeFailedDeleteNodeError, BeFailedRetrieveNodeError, BeExecuteRollbackError, BeFailedFindParentError, BeFailedFindAllNodesError, BeFailedFindAssociationError, BeFailedToAssociateError, BeComponentCleanerSystemError;
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompConfigurationManager.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompConfigurationManager.java
new file mode 100644
index 0000000000..c16d8d329b
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompConfigurationManager.java
@@ -0,0 +1,25 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public interface IEcompConfigurationManager {
+	public EcompErrorConfiguration getEcompErrorConfiguration();
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompErrorManager.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompErrorManager.java
new file mode 100644
index 0000000000..7b9aa8e730
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/IEcompErrorManager.java
@@ -0,0 +1,27 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config;
+
+public interface IEcompErrorManager {
+
+	public void processEcompError(EcompErrorName ecompErrorName, String ecompErrorContext, String... descriptionParams);
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/config/generation/GenerateEcompErrorsCsv.java b/common-app-api/src/main/java/org/openecomp/sdc/common/config/generation/GenerateEcompErrorsCsv.java
new file mode 100644
index 0000000000..275339ee20
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/config/generation/GenerateEcompErrorsCsv.java
@@ -0,0 +1,242 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.config.generation;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+import org.openecomp.sdc.common.config.EcompErrorEnum;
+import org.openecomp.sdc.common.config.EcompErrorLogUtil;
+import org.openecomp.sdc.common.config.EcompErrorEnum.AlarmSeverity;
+import org.openecomp.sdc.common.config.EcompErrorEnum.ErrorType;
+
+public class GenerateEcompErrorsCsv {
+
+	private static String DATE_FORMAT = "dd-M-yyyy-hh-mm-ss";
+
+	private static String NEW_LINE = System.getProperty("line.separator");
+
+	private static void usage() {
+		System.out.println("java org.openecomp.sdc.common.config.generation.GenerateEcompErrorsCsv <target folder>");
+		System.exit(1);
+	}
+
+	public static void main(String[] args) {
+
+		String targetFolder = "target";
+		if (args.length > 1) {
+			targetFolder = args[0];
+		}
+
+		GenerateEcompErrorsCsv ecompErrorsCsv = new GenerateEcompErrorsCsv();
+
+		ecompErrorsCsv.generateEcompErrorsCsvFile(targetFolder, true);
+	}
+
+	public static class EcompErrorRow {
+
+		String errorName;
+		String errorCode;
+		String description;
+		ErrorType errorType;
+		AlarmSeverity alarmSeverity;
+		String cleanErrorCode;
+		String resolution;
+
+		public String getErrorName() {
+			return errorName;
+		}
+
+		public void setErrorName(String errorName) {
+			this.errorName = errorName;
+		}
+
+		public String getErrorCode() {
+			return errorCode;
+		}
+
+		public void setErrorCode(String errorCode) {
+			this.errorCode = errorCode;
+		}
+
+		public String getDescription() {
+			return description;
+		}
+
+		public void setDescription(String description) {
+			this.description = description;
+		}
+
+		public ErrorType getErrorType() {
+			return errorType;
+		}
+
+		public void setErrorType(ErrorType errorType) {
+			this.errorType = errorType;
+		}
+
+		public AlarmSeverity getAlarmSeverity() {
+			return alarmSeverity;
+		}
+
+		public void setAlarmSeverity(AlarmSeverity alarmSeverity) {
+			this.alarmSeverity = alarmSeverity;
+		}
+
+		public String getCleanErrorCode() {
+			return cleanErrorCode;
+		}
+
+		public void setCleanErrorCode(String cleanErrorCode) {
+			this.cleanErrorCode = cleanErrorCode;
+		}
+
+		public String getResolution() {
+			return resolution;
+		}
+
+		public void setResolution(String resolution) {
+			this.resolution = resolution;
+		}
+
+	}
+
+	public boolean generateEcompErrorsCsvFile(String targetFolder, boolean addTimeToFileName) {
+
+		targetFolder += File.separator;
+
+		boolean result = false;
+		String dateFormatted = "";
+
+		if (addTimeToFileName == true) {
+			DateFormat dateFormat = new SimpleDateFormat(DATE_FORMAT);
+
+			Date date = new Date();
+
+			dateFormatted = "." + dateFormat.format(date);
+
+		}
+
+		String outputFile = targetFolder + "ecompErrorCodes" + dateFormatted + ".csv";
+
+		FileWriter writer = null;
+
+		try {
+			writer = new FileWriter(outputFile);
+
+			List<EcompErrorRow> errors = new ArrayList<>();
+
+			for (EcompErrorEnum ecompErrorEnum : EcompErrorEnum.values()) {
+
+				EcompErrorRow ecompErrorRow = new EcompErrorRow();
+
+				String errorCode = EcompErrorLogUtil.createEcode(ecompErrorEnum);
+
+				EcompErrorEnum clearCodeEnum = ecompErrorEnum.getClearCode();
+				String cleanErrorCode = null;
+				if (clearCodeEnum != null) {
+					cleanErrorCode = EcompErrorLogUtil.createEcode(clearCodeEnum);
+				}
+
+				ecompErrorRow.setAlarmSeverity(ecompErrorEnum.getAlarmSeverity());
+				ecompErrorRow.setCleanErrorCode(cleanErrorCode);
+				ecompErrorRow.setDescription(ecompErrorEnum.getEcompErrorCode().getDescription());
+				ecompErrorRow.setErrorCode(errorCode);
+				ecompErrorRow.setErrorName(ecompErrorEnum.name().toString());
+				ecompErrorRow.setErrorType(ecompErrorEnum.geteType());
+				ecompErrorRow.setResolution(ecompErrorEnum.getEcompErrorCode().getResolution());
+
+				errors.add(ecompErrorRow);
+			}
+
+			writeHeaders(writer);
+
+			for (EcompErrorRow ecompErrorRow : errors) {
+				writer.append(addInvertedCommas(ecompErrorRow.getErrorCode()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getErrorType().toString()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getDescription()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getResolution()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getAlarmSeverity().toString()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getErrorName()));
+				writer.append(',');
+				writer.append(addInvertedCommas(ecompErrorRow.getCleanErrorCode()));
+				writer.append(NEW_LINE);
+			}
+
+			result = true;
+
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			if (writer != null) {
+				try {
+					writer.flush();
+					writer.close();
+				} catch (IOException e) {
+					// TODO Auto-generated catch block
+					e.printStackTrace();
+				}
+
+			}
+		}
+
+		return result;
+	}
+
+	private void writeHeaders(FileWriter writer) throws IOException {
+
+		writer.append("\"ERROR CODE\"");
+		writer.append(',');
+		writer.append("\"ERROR TYPE\"");
+		writer.append(',');
+		writer.append("\"DESCRIPTION\"");
+		writer.append(',');
+		writer.append("\"RESOLUTION\"");
+		writer.append(',');
+		writer.append("\"ALARM SEVERITY\"");
+		writer.append(',');
+		writer.append("\"ERROR NAME\"");
+		writer.append(',');
+		writer.append("\"CLEAN CODE\"");
+		writer.append(NEW_LINE);
+	}
+
+	private String addInvertedCommas(String str) {
+
+		if (str == null) {
+			return "\"\"";
+		}
+
+		return "\"" + str + "\"";
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/AuditingFieldsKeysEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/AuditingFieldsKeysEnum.java
new file mode 100644
index 0000000000..263d446674
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/AuditingFieldsKeysEnum.java
@@ -0,0 +1,103 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+import java.util.Date;
+
+public enum AuditingFieldsKeysEnum {
+	// General
+	AUDIT_TIMESTAMP(Date.class, "TIMESTAMP"), 
+	AUDIT_ACTION(String.class, "ACTION"), 
+	AUDIT_MODIFIER_NAME(String.class, "MODIFIER_ID"), 
+	AUDIT_MODIFIER_UID(String.class, "MODIFIER"), 
+	AUDIT_STATUS(String.class, "STATUS"), 
+	AUDIT_DESC(String.class, "DESC"), 
+	AUDIT_SERVICE_INSTANCE_ID(String.class, "SERVICE_INSTANCE_ID"), 
+	AUDIT_INVARIANT_UUID(String.class, "INVARIANT_UUID"), 
+	AUDIT_REQUEST_ID(String.class, "REQUEST_ID"),
+
+	// Users administration
+	AUDIT_USER_UID(String.class, "USER"), 
+	AUDIT_USER_BEFORE(String.class, "USER_BEFORE"), 
+	AUDIT_USER_AFTER(String.class, "USER_AFTER"), 
+	AUDIT_USER_DETAILS(String.class, "DETAILS"),
+
+	// Resource administration
+	AUDIT_RESOURCE_NAME(String.class, "RESOURCE_NAME"), 
+	AUDIT_RESOURCE_TYPE(String.class, "RESOURCE_TYPE"), 
+	AUDIT_RESOURCE_CURR_VERSION(String.class, "CURR_VERSION"), 
+	AUDIT_RESOURCE_PREV_VERSION(String.class, "PREV_VERSION"), 
+	AUDIT_RESOURCE_CURR_STATE(String.class, "CURR_STATE"), 
+	AUDIT_RESOURCE_PREV_STATE(String.class, "PREV_STATE"), 
+	AUDIT_RESOURCE_COMMENT(String.class, "COMMENT"), 
+	AUDIT_ARTIFACT_DATA(String.class, "ARTIFACT_DATA"), 
+	AUDIT_PREV_ARTIFACT_UUID(String.class, "PREV_ARTIFACT_UUID"), 
+	AUDIT_CURR_ARTIFACT_UUID(String.class, "CURR_ARTIFACT_UUID"), 
+	AUDIT_RESOURCE_DPREV_STATUS(String.class, "DPREV_STATUS"), 
+	AUDIT_RESOURCE_DCURR_STATUS(String.class, "DCURR_STATUS"), 
+	AUDIT_RESOURCE_TOSCA_NODE_TYPE(String.class, "TOSCA_NODE_TYPE"),
+
+	// Distribution Engine
+	AUDIT_DISTRIBUTION_ENVRIONMENT_NAME(String.class, "D_ENV"), 
+	AUDIT_DISTRIBUTION_TOPIC_NAME(String.class, "TOPIC_NAME"),
+    AUDIT_DISTRIBUTION_NOTIFICATION_TOPIC_NAME(String.class, "DNOTIF_TOPIC"), 
+    AUDIT_DISTRIBUTION_STATUS_TOPIC_NAME(String.class, "DSTATUS_TOPIC"),
+    AUDIT_DISTRIBUTION_ROLE(String.class, "ROLE"), 
+    AUDIT_DISTRIBUTION_ID(String.class, "DID"), 
+    AUDIT_DISTRIBUTION_API_KEY(String.class, "API_KEY"), 
+    AUDIT_DISTRIBUTION_CONSUMER_ID(String.class, "CONSUMER_ID"), 
+    AUDIT_DISTRIBUTION_RESOURCE_URL(String.class, "RESOURCE_URL"), 
+    AUDIT_DISTRIBUTION_STATUS_TIME(String.class, "STATUS_TIME"), 
+    AUDIT_DISTRIBUTION_STATUS_DESC(String.class, "STATUS_DESC"),
+
+	// category
+	AUDIT_CATEGORY_NAME(String.class, "CATEGORY_NAME"), 
+	AUDIT_SUB_CATEGORY_NAME(String.class, "SUB_CATEGORY_NAME"), 
+	AUDIT_GROUPING_NAME(String.class, "GROUPING_NAME"), 
+	AUDIT_DETAILS(String.class, "DETAILS"),
+
+	// authentication
+	AUDIT_AUTH_URL(String.class, "URL"), 
+	AUDIT_AUTH_USER(String.class, "USER"), 
+	AUDIT_AUTH_STATUS(String.class, "AUTH_STATUS"), 
+	AUDIT_AUTH_REALM(String.class, "REALM"),
+	AUDIT_ECOMP_USER(String.class, "ECOMP_USER");
+
+	private Class<?> clazz;
+	private String displayName;
+
+	AuditingFieldsKeysEnum(Class<?> clazz, String displayName) {
+		this.clazz = clazz;
+		this.displayName = displayName;
+	}
+
+	public Class<?> getValueClass() {
+		return this.clazz;
+	}
+
+	public String getDisplayName() {
+		return displayName;
+	}
+
+	public void setDisplayName(String displayName) {
+		this.displayName = displayName;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/CapList.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/CapList.java
new file mode 100644
index 0000000000..d202715fae
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/CapList.java
@@ -0,0 +1,324 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import java.util.ListIterator;
+import java.util.concurrent.locks.ReadWriteLock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+/**
+ * Thread Safe List with a cap for Max elements.<br>
+ * If an element would be inserted to the list and it is full, the oldest
+ * element will be taken out.
+ * 
+ * @author mshitrit
+ *
+ * @param <T>
+ */
+public class CapList<T> implements List<T> {
+	private static final int DEFAULT_CAP = 1000;
+	private int cap;
+	private ReadWriteLock readWriteLock;
+	private List<T> innerList;
+
+	public CapList() {
+		this(DEFAULT_CAP);
+	}
+
+	public CapList(int cap) {
+		if (cap < 1) {
+			throw new RuntimeException("List Cap Must Be Positive");
+		}
+		this.cap = cap;
+		innerList = new ArrayList<>();
+		readWriteLock = new ReentrantReadWriteLock();
+	}
+
+	@Override
+	public boolean add(T e) {
+		try {
+			readWriteLock.writeLock().lock();
+			boolean result = innerList.add(e);
+			removeExtras();
+			return result;
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+
+	}
+
+	private void removeExtras() {
+		while (innerList.size() > cap) {
+			innerList.remove(0);
+		}
+	}
+
+	@Override
+	public void add(int index, T element) {
+		try {
+			readWriteLock.writeLock().lock();
+			innerList.add(index, element);
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+
+	}
+
+	@Override
+	public boolean addAll(Collection<? extends T> c) {
+		try {
+			readWriteLock.writeLock().lock();
+			boolean result = innerList.addAll(c);
+			removeExtras();
+			return result;
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public boolean addAll(int index, Collection<? extends T> c) {
+		try {
+			readWriteLock.writeLock().lock();
+			boolean result = innerList.addAll(index, c);
+			removeExtras();
+			return result;
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public void clear() {
+		try {
+			readWriteLock.writeLock().lock();
+			innerList.clear();
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+
+	}
+
+	@Override
+	public boolean contains(Object o) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.contains(o);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+
+	}
+
+	@Override
+	public boolean containsAll(Collection<?> c) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.containsAll(c);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public T get(int index) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.get(index);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public int indexOf(Object o) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.indexOf(o);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public boolean isEmpty() {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.isEmpty();
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public Iterator<T> iterator() {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.iterator();
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public int lastIndexOf(Object o) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.lastIndexOf(o);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public ListIterator<T> listIterator() {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.listIterator();
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public ListIterator<T> listIterator(int index) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.listIterator(index);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public boolean remove(Object o) {
+		try {
+			readWriteLock.writeLock().lock();
+			return innerList.remove(o);
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public T remove(int index) {
+		try {
+			readWriteLock.writeLock().lock();
+			return innerList.remove(index);
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public boolean removeAll(Collection<?> c) {
+		try {
+			readWriteLock.writeLock().lock();
+			return innerList.removeAll(c);
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public boolean retainAll(Collection<?> c) {
+		try {
+			readWriteLock.writeLock().lock();
+			return innerList.retainAll(c);
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public T set(int index, T element) {
+		try {
+			readWriteLock.writeLock().lock();
+			return innerList.set(index, element);
+
+		} finally {
+			readWriteLock.writeLock().unlock();
+		}
+	}
+
+	@Override
+	public int size() {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.size();
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public List<T> subList(int fromIndex, int toIndex) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.subList(fromIndex, toIndex);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public Object[] toArray() {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.toArray();
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+	@Override
+	public <T> T[] toArray(T[] a) {
+		try {
+			readWriteLock.readLock().lock();
+			return innerList.toArray(a);
+
+		} finally {
+			readWriteLock.readLock().unlock();
+		}
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/ESTimeBasedEvent.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/ESTimeBasedEvent.java
new file mode 100644
index 0000000000..55b9f7f87f
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/ESTimeBasedEvent.java
@@ -0,0 +1,125 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Formatter;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Locale;
+import java.util.Map;
+import java.util.TimeZone;
+
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+
+/**
+ * Extending this class enforces the objects of implementing classes to have a
+ * timestamp, so that like in logstash, we can derive the index name for those
+ * object from the timestamp.
+ * 
+ * @author paharoni
+ *
+ */
+public class ESTimeBasedEvent {
+
+	protected static String dateFormatPattern = "yyyy-MM-dd HH:mm:ss.SSS z";
+	protected String timestamp;
+	protected Map<String, Object> fields = new HashMap<String, Object>();
+
+	public ESTimeBasedEvent() {
+		SimpleDateFormat simpleDateFormat = new SimpleDateFormat(dateFormatPattern);
+		simpleDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
+		this.timestamp = simpleDateFormat.format(new Date());
+		fields.put(AuditingFieldsKeysEnum.AUDIT_TIMESTAMP.getDisplayName(), this.timestamp);
+
+	}
+
+	public static ESTimeBasedEvent createEventFromJson(String jsonString) throws JSONException {
+
+		ESTimeBasedEvent event = new ESTimeBasedEvent();
+		JSONObject gsonObj;
+		gsonObj = new JSONObject(jsonString);
+		Iterator keys = gsonObj.keys();
+
+		while (keys.hasNext()) {
+			String key = (String) keys.next();
+			event.fields.put(key, gsonObj.get(key));
+			if (key.equals(AuditingFieldsKeysEnum.AUDIT_TIMESTAMP.getDisplayName())) {
+				event.timestamp = (String) gsonObj.get(key);
+			}
+		}
+		return event;
+	}
+
+	public String calculateYearIndexSuffix() {
+		return timestamp.substring(0, 4);
+	}
+
+	public String calculateMonthIndexSuffix() {
+		return timestamp.substring(0, 7);
+	}
+
+	public String calculateDayIndexSuffix() {
+		return timestamp.substring(0, 10);
+	}
+
+	public String calculateHourIndexSuffix() {
+		return new StringBuilder().append(timestamp.substring(0, 10)).append("-").append(timestamp.substring(11, 13))
+				.toString();
+	}
+
+	public String calculateMinuteIndexSuffix() {
+		return new StringBuilder().append(timestamp.substring(0, 10)).append("-").append(timestamp.substring(11, 13))
+				.append("-").append(timestamp.substring(14, 16)).toString();
+	}
+
+	protected String getFormattedString(String template, Object... params) {
+		String res = null;
+		StringBuilder sb = new StringBuilder();
+		Formatter formatter = new Formatter(sb, Locale.US);
+		try {
+			formatter.format(template, params);
+			res = formatter.toString();
+		} finally {
+			formatter.close();
+		}
+		return res;
+	}
+
+	public String getTimestamp() {
+		return timestamp;
+	}
+
+	public void setTimestamp(String timestamp) {
+		this.timestamp = timestamp;
+	}
+
+	public Map<String, Object> getFields() {
+		return fields;
+	}
+
+	public void setFields(Map<String, Object> fields) {
+		this.fields = fields;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/FunctionalInterfaces.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/FunctionalInterfaces.java
new file mode 100644
index 0000000000..12ba17baa5
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/FunctionalInterfaces.java
@@ -0,0 +1,282 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+import java.util.function.Function;
+import java.util.function.Supplier;
+
+/**
+ * Class For Functional interfaces And Functional Methods
+ * 
+ * @author mshitrit
+ *
+ */
+public class FunctionalInterfaces {
+	private static final int DEFAULT_REDO_INTERVAL_TIME_MS = 50;
+	private static final int DEFAULT_MAX_WAIT_TIME_MS = 10000;
+
+	/**
+	 * @author mshitrit Consumer that takes two parameters
+	 */
+	public interface ConsumerTwoParam<T1, T2> {
+		/**
+		 * Same Accept method, but takes two parameters
+		 * 
+		 * @param t1
+		 * @param t2
+		 */
+		void accept(T1 t1, T2 t2);
+	}
+
+	/**
+	 * @author mshitrit Function that takes two parameters
+	 */
+	public interface FunctionTwoParam<T1, T2, R> {
+		/**
+		 * Same apply method, but takes two parameters
+		 * 
+		 * @param t1
+		 * @param t2
+		 * @return
+		 */
+		R apply(T1 t1, T2 t2);
+	}
+
+	/**
+	 * @author mshitrit Function that throws an exception
+	 */
+	public interface FunctionThrows<T, R, E extends Exception> {
+		/**
+		 * Same apply method, but throws an exception
+		 * 
+		 * @param t
+		 * @return
+		 */
+		R apply(T t) throws E;
+	}
+
+	/**
+	 * @author mshitrit Supplier that throws an exception
+	 */
+	public interface SupplierThrows<R, E extends Exception> {
+		/**
+		 * Same get method, but throws an exception
+		 * 
+		 * @return
+		 * @throws E
+		 */
+		R get() throws E;
+	}
+
+	/**
+	 * @author mshitrit Consumer that throws an exception
+	 */
+	public interface ConsumerThrows<T, E extends Exception> {
+		/**
+		 * Same accept, but throws an exception
+		 * 
+		 * @param t
+		 * @throws E
+		 */
+		void accept(T t) throws E;
+	}
+
+	/**
+	 * @author mshitrit Runnable that throws an exception
+	 */
+	public interface RunnableThrows<E extends Exception> {
+		/**
+		 * Same run, but throws an exception
+		 * 
+		 * @throws E
+		 */
+		void run() throws E;
+	}
+
+	/**
+	 * Runs a method that declares throwing an Exception and has a return value.
+	 * <br>
+	 * In case Exception Occurred replaces it with FunctionalAttException. <br>
+	 * This is useful for two cases:<br>
+	 * 1.using methods that throws exceptions in streams.<br>
+	 * 2.replacing declared exception with undeclared exception (Runtime).<br>
+	 * See below Use Case:<br>
+	 * Instead of: intList.stream().map(e -> fooThrowsAndReturnsBoolean(e)); -
+	 * does not compile !<br>
+	 * Use This : intList.stream().map(e -> swallowException( () ->
+	 * fooThrowsAndReturnsBoolean(e))); - compiles !<br>
+	 * 
+	 * @param methodToRun
+	 * @return
+	 */
+	public static <R, E extends Exception> R swallowException(SupplierThrows<R, E> methodToRun) {
+		try {
+			final R result = methodToRun.get();
+			return result;
+		} catch (Exception e) {
+			throw new FunctionalAttException(e);
+		}
+	}
+
+	/**
+	 * Runs a method that declares throwing an Exception without return value.
+	 * <br>
+	 * In case Exception Occurred replaces it with FunctionalAttException. <br>
+	 * This is useful for two cases:<br>
+	 * 1.using methods that throws exceptions in streams.<br>
+	 * 2.replacing declared exception with undeclared exception (Runtime).<br>
+	 * See below Use Case:<br>
+	 * 
+	 * @param methodToRun
+	 */
+	public static <E extends Exception> void swallowException(RunnableThrows<E> methodToRun) {
+
+		SupplierThrows<Boolean, E> runnableWrapper = () -> {
+			methodToRun.run();
+			return true;
+		};
+		swallowException(runnableWrapper);
+	}
+
+	private static class FunctionalAttException extends RuntimeException {
+		private static final long serialVersionUID = 1L;
+
+		private FunctionalAttException(Exception e) {
+			super(e);
+		}
+	}
+
+	/**
+	 * Runs the given method.<br>
+	 * Verify the method result against the resultVerifier.<br>
+	 * If verification passed returns the result.<br>
+	 * If Verification failed keeps retrying until it passes or until 10 seconds
+	 * pass.<br>
+	 * If Exception Occurred keeps retrying until it passes or until 10 seconds
+	 * pass,<br>
+	 * If last retry result caused an exception - it is thrown.
+	 * 
+	 * @param methodToRun
+	 *            given Method
+	 * @param resultVerifier
+	 *            verifier for the method result
+	 * @return
+	 */
+	public static <R> R retryMethodOnResult(Supplier<R> methodToRun, Function<R, Boolean> resultVerifier) {
+		return retryMethodOnResult(methodToRun, resultVerifier, DEFAULT_MAX_WAIT_TIME_MS,
+				DEFAULT_REDO_INTERVAL_TIME_MS);
+	}
+
+	/**
+	 * Runs the given method.<br>
+	 * Verify the method result against the resultVerifier.<br>
+	 * If verification passed returns the result.<br>
+	 * If Verification failed keeps retrying until it passes or until maxWait
+	 * pass.<br>
+	 * If Exception Occurred keeps retrying until it passes or until maxWait
+	 * pass,<br>
+	 * If last retry result caused an exception - it is thrown.
+	 * 
+	 * @param methodToRun
+	 *            given Method
+	 * @param resultVerifier
+	 *            verifier for the method result
+	 * @param maxWaitMS
+	 * @param retryIntervalMS
+	 * @return
+	 */
+	public static <R> R retryMethodOnResult(Supplier<R> methodToRun, Function<R, Boolean> resultVerifier,
+			long maxWaitMS, long retryIntervalMS) {
+		boolean stopSearch = false;
+		R ret = null;
+		int timeElapsed = 0;
+		FunctionalAttException functionalExceotion = null;
+		boolean isExceptionInLastTry = false;
+		while (!stopSearch) {
+			try {
+				ret = methodToRun.get();
+				stopSearch = resultVerifier.apply(ret);
+				isExceptionInLastTry = false;
+			} catch (Exception e) {
+				functionalExceotion = new FunctionalAttException(e);
+				isExceptionInLastTry = true;
+
+			} finally {
+				sleep(retryIntervalMS);
+				timeElapsed += retryIntervalMS;
+				if (timeElapsed > maxWaitMS) {
+					stopSearch = true;
+				}
+			}
+
+		}
+		if (isExceptionInLastTry) {
+			throw functionalExceotion;
+		} else {
+			return ret;
+		}
+
+	}
+
+	/**
+	 * Runs the given method.<br>
+	 * In case exception occurred runs the method again either until succeed or
+	 * until 10 seconds pass.
+	 * 
+	 * @param methodToRun
+	 *            given method
+	 * @return
+	 */
+
+	public static <R> R retryMethodOnException(Supplier<R> methodToRun) {
+		Function<R, Boolean> dummyVerifier = someResult -> true;
+		return retryMethodOnResult(methodToRun, dummyVerifier, DEFAULT_MAX_WAIT_TIME_MS, DEFAULT_REDO_INTERVAL_TIME_MS);
+	}
+
+	/**
+	 * Runs the given method.<br>
+	 * In case exception occurred runs the method again either until succeed or
+	 * until 10 seconds pass.
+	 * 
+	 * @param methodToRun
+	 *            given method
+	 */
+	public static void retryMethodOnException(Runnable methodToRun) {
+		Function<Boolean, Boolean> dummyVerifier = someResult -> true;
+		Supplier<Boolean> dummySupplier = () -> {
+			methodToRun.run();
+			return true;
+		};
+		retryMethodOnResult(dummySupplier, dummyVerifier, DEFAULT_MAX_WAIT_TIME_MS, DEFAULT_REDO_INTERVAL_TIME_MS);
+	}
+
+	/**
+	 * Same as Thread.sleep but throws a FunctionalAttException
+	 * (RuntimeException) instead of InterruptedException.<br>
+	 * 
+	 * @param millis
+	 */
+	public static void sleep(long millis) {
+		swallowException(() -> Thread.sleep(millis));
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/MonitoringFieldsKeysEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/MonitoringFieldsKeysEnum.java
new file mode 100644
index 0000000000..f92b4ef687
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/MonitoringFieldsKeysEnum.java
@@ -0,0 +1,57 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+import java.util.Date;
+
+public enum MonitoringFieldsKeysEnum {
+	MONITORING_TIMESTAMP(Date.class, "TIMESTAMP"), 
+	MONITORING_HOST_IP(String.class, "HOST_IP"), 
+	MONITORING_HOST_CPU(Long.class, "HOST_CPU"), 
+	MONITORING_HOST_MEM(Long.class, "HOST_MEMORY"), 
+	MONITORING_HOST_DISC(Long.class, "HOST_DISC"), 
+	MONITORING_JVM_ID(String.class, "JVM_ID"), 
+	MONITORING_JVM_CPU(Long.class, "JVM_CPU"), 
+	MONITORING_JVM_MEM(Long.class, "JVM_MEMORY"), 
+	MONITORING_JVM_TNUM(Long.class, "JVM_TNUM"), 
+	MONITORING_APP_ID(String.class, "APP_ID"), 
+	MONITORING_APP_STAT(String.class, "APP_STAT");
+
+	private Class<?> clazz;
+	private String displayName;
+
+	MonitoringFieldsKeysEnum(Class<?> clazz, String displayName) {
+		this.clazz = clazz;
+		this.displayName = displayName;
+	}
+
+	public Class<?> getValueClass() {
+		return this.clazz;
+	}
+
+	public String getDisplayName() {
+		return displayName;
+	}
+
+	public void setDisplayName(String displayName) {
+		this.displayName = displayName;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/Wrapper.java b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/Wrapper.java
new file mode 100644
index 0000000000..43fd5ca15f
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/datastructure/Wrapper.java
@@ -0,0 +1,52 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.datastructure;
+
+/**
+ * Very Basic Wrapper class.
+ * 
+ * @author mshitrit
+ * 
+ * @param <T>
+ */
+public class Wrapper<T> {
+	private T innerElement;
+
+	public Wrapper(T innerElement) {
+		this.innerElement = innerElement;
+	}
+
+	public Wrapper() {
+		this.innerElement = null;
+	}
+
+	public T getInnerElement() {
+		return innerElement;
+	}
+
+	public void setInnerElement(T innerElement) {
+		this.innerElement = innerElement;
+	}
+
+	public boolean isEmpty() {
+		return innerElement == null;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ConfigFileChangeListener.java b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ConfigFileChangeListener.java
new file mode 100644
index 0000000000..9b5debb53a
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ConfigFileChangeListener.java
@@ -0,0 +1,148 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.impl;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.commons.jci.listeners.FileChangeListener;
+import org.openecomp.sdc.common.api.BasicConfiguration;
+import org.openecomp.sdc.common.api.ConfigurationListener;
+import org.openecomp.sdc.common.util.YamlToObjectConverter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ConfigFileChangeListener extends FileChangeListener {
+
+	private static Logger log = LoggerFactory.getLogger(ConfigFileChangeListener.class.getName());
+
+	private Map<String, List<ConfigurationListener>> fileChangeToCallBack = new HashMap<String, List<ConfigurationListener>>();
+
+	private Object lock = new Object();
+
+	private YamlToObjectConverter yamlToObjectConverter = new YamlToObjectConverter();
+
+	@Override
+	public void onFileChange(File pFile) {
+
+		super.onFileChange(pFile);
+
+		if (pFile != null) {
+
+			if (fileChangeToCallBack != null) {
+
+				String id = findIdFromFileName(pFile.getName());
+
+				if (id != null) {
+
+					List<ConfigurationListener> listeners = fileChangeToCallBack.get(id);
+					if (listeners != null) {
+						for (ConfigurationListener configurationListener : listeners) {
+
+							Class<? extends BasicConfiguration> configClass = configurationListener.getType();
+
+							BasicConfiguration basicConfiguration = yamlToObjectConverter
+									.convert(pFile.getAbsolutePath(), configClass);
+
+							if (basicConfiguration == null) {
+								log.warn(
+										"Cannot update the listeners for file Change since the file content is invalid");
+								continue;
+							}
+							log.debug("Loaded configuration after converting is " + basicConfiguration);
+							// System.out.println("New configuration is " +
+							// basicConfiguration);
+
+							configurationListener.getCallBack().reconfigure(basicConfiguration);
+
+						}
+					}
+				} else {
+
+					log.warn("Cannot calculate id from file " + pFile.getName());
+				}
+			}
+
+		}
+
+		log.debug("File {} was changed.", pFile);
+	}
+
+	private String findIdFromFileName(String name) {
+
+		String result = null;
+		if (name != null) {
+			int startIndex = 0;
+			int endIndex = name.length();
+			if (name.contains(File.separator)) {
+				startIndex = name.lastIndexOf(File.separator);
+			}
+			// String subNameString = name.substring(startIndex, endIndex);
+			// if (subNameString.contains(".")) {
+			// endIndex = subNameString.indexOf(".");
+			// }
+
+			result = name.substring(startIndex, endIndex);
+
+		}
+
+		return result;
+	}
+
+	public void register(String id, ConfigurationListener configurationListener) {
+
+		if (configurationListener != null) {
+
+			synchronized (lock) {
+
+				List<ConfigurationListener> callbacks = fileChangeToCallBack.get(id);
+				if (callbacks == null) {
+					callbacks = new ArrayList<ConfigurationListener>();
+					fileChangeToCallBack.put(id, callbacks);
+				}
+				callbacks.add(configurationListener);
+
+			}
+
+		}
+
+	}
+
+	// public void notify(String id, BasicConfiguration object) {
+	//
+	// if (fileChangeToCallBack != null) {
+	// List<ConfigurationListener> listeners = fileChangeToCallBack
+	// .get(id);
+	// if (listeners != null) {
+	// for (ConfigurationListener configurationListener : listeners) {
+	//
+	// configurationListener.getCallBack().reconfigure(object);
+	//
+	// }
+	// }
+	// }
+	//
+	// }
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ExternalConfiguration.java b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ExternalConfiguration.java
new file mode 100644
index 0000000000..b23dcb8812
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/ExternalConfiguration.java
@@ -0,0 +1,106 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.impl;
+
+import java.io.File;
+
+import org.apache.commons.jci.monitor.FilesystemAlterationMonitor;
+import org.openecomp.sdc.common.api.ConfigurationSource;
+
+/**
+ * 
+ * Save the
+ * 
+ * @author esofer
+ *
+ */
+public class ExternalConfiguration {
+
+	private static String appName;
+	private static String appVersion;
+	private static String configDir;
+	private static ConfigurationSource configurationSource;
+
+	private static FilesystemAlterationMonitor fam = null;
+
+	private static ConfigFileChangeListener changeListener = new ConfigFileChangeListener();
+
+	private static boolean enableReconfigure = true;
+
+	public static String getAppName() {
+		return appName;
+	}
+
+	public static void setAppName(String appName) {
+		ExternalConfiguration.appName = appName;
+	}
+
+	public static String getAppVersion() {
+		return appVersion;
+	}
+
+	public static void setAppVersion(String appVersion) {
+		ExternalConfiguration.appVersion = appVersion;
+	}
+
+	public static String getConfigDir() {
+		return configDir;
+	}
+
+	public static void setConfigDir(String configDir) {
+		ExternalConfiguration.configDir = configDir;
+	}
+
+	public static ConfigurationSource getConfigurationSource() {
+		return configurationSource;
+	}
+
+	public static void setConfigurationSource(ConfigurationSource configurationSource) {
+		ExternalConfiguration.configurationSource = configurationSource;
+	}
+
+	public static ConfigFileChangeListener getChangeListener() {
+		return changeListener;
+	}
+
+	public static void listenForChanges() {
+
+		String watchingDir = configDir + File.separator + appName;
+		if (enableReconfigure) {
+			if (fam == null) {
+				fam = new FilesystemAlterationMonitor();
+				fam.setInterval(1000);
+				fam.addListener(new File(watchingDir), changeListener);
+				fam.start();
+			}
+		}
+	}
+
+	public static void stopListenForFileChanges() {
+		if (enableReconfigure) {
+			if (fam != null) {
+				fam.stop();
+				fam = null;
+			}
+		}
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/impl/FSConfigurationSource.java b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/FSConfigurationSource.java
new file mode 100644
index 0000000000..76f64ca278
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/FSConfigurationSource.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.impl;
+
+import org.openecomp.sdc.common.api.ConfigurationListener;
+import org.openecomp.sdc.common.api.ConfigurationSource;
+import org.openecomp.sdc.common.api.Constants;
+import org.openecomp.sdc.common.util.YamlToObjectConverter;
+
+/**
+ * Read configuration from file system
+ * 
+ * @author esofer
+ *
+ */
+public class FSConfigurationSource implements ConfigurationSource {
+
+	private YamlToObjectConverter yamlToObjectConverter = new YamlToObjectConverter();
+
+	private ConfigFileChangeListener changeListener = null;
+	private String appConfigDir = null;
+
+	public FSConfigurationSource(ConfigFileChangeListener changeListener, String appConfigDir) {
+		super();
+		this.changeListener = changeListener;
+		this.appConfigDir = appConfigDir;
+	}
+
+	/*
+	 * get and watch configuration changes. The file name we looking for is the
+	 * lower case of the class name separated by "-".
+	 * 
+	 * (non-Javadoc)
+	 * 
+	 * @see
+	 * org.openecomp.sdc.common.api.ConfigurationSource#getAndWatchConfiguration
+	 * (java.lang.Class, org.openecomp.sdc.common.api.ConfigurationListener)
+	 */
+	public <T> T getAndWatchConfiguration(Class<T> className, ConfigurationListener configurationListener) {
+
+		String configFileName = calculateFileName(className);
+
+		T object = yamlToObjectConverter.convert(this.appConfigDir, className, configFileName);
+
+		if (configurationListener != null && changeListener != null) {
+			if (object != null) {
+				changeListener.register(configFileName, configurationListener);
+			}
+		}
+
+		return object;
+	}
+
+	public <T> void addWatchConfiguration(Class<T> className, ConfigurationListener configurationListener) {
+
+		String configFileName = calculateFileName(className);
+
+		if (configurationListener != null) {
+			changeListener.register(configFileName, configurationListener);
+		}
+
+	}
+
+	/**
+	 * convert camel case string to list of words separated by "-" where each
+	 * word is in lower case format. For example, MyClass will be calculated to
+	 * be my-class.yaml .
+	 * 
+	 * @param className
+	 * @return file name based on the class name
+	 */
+	private static <T> String calculateFileName(Class<T> className) {
+
+		String[] words = className.getSimpleName().split("(?=\\p{Upper})");
+
+		StringBuilder builder = new StringBuilder();
+
+		// There cannot be a null value returned from "split" - words != null is
+		// redundant
+		// if (words != null) {
+		boolean isFirst = true;
+		for (int i = 0; i < words.length; i++) {
+
+			String word = words[i];
+			if (word != null && !word.isEmpty()) {
+				if (!isFirst) {
+					builder.append("-");
+				} else {
+					isFirst = false;
+				}
+				builder.append(words[i].toLowerCase());
+			}
+		}
+		return builder.toString() + Constants.YAML_SUFFIX;
+
+		/*
+		 * } else { return className.getSimpleName().toLowerCase() +
+		 * Constants.YAML_SUFFIX; }
+		 */
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/impl/MutableHttpServletRequest.java b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/MutableHttpServletRequest.java
new file mode 100644
index 0000000000..c7ce7a8c32
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/impl/MutableHttpServletRequest.java
@@ -0,0 +1,73 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.impl;
+
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletRequestWrapper;
+
+public final class MutableHttpServletRequest extends HttpServletRequestWrapper {
+	// holds custom header and value mapping
+	private final Map<String, String> customHeaders;
+
+	public MutableHttpServletRequest(HttpServletRequest request) {
+		super(request);
+		this.customHeaders = new HashMap<String, String>();
+	}
+
+	public void putHeader(String name, String value) {
+		this.customHeaders.put(name, value);
+	}
+
+	public String getHeader(String name) {
+		// check the custom headers first
+		String headerValue = customHeaders.get(name);
+
+		if (headerValue != null) {
+			return headerValue;
+		}
+		// else return from into the original wrapped object
+		return ((HttpServletRequest) getRequest()).getHeader(name);
+	}
+
+	public Enumeration<String> getHeaderNames() {
+		// create a set of the custom header names
+		Set<String> set = new HashSet<String>(customHeaders.keySet());
+
+		// now add the headers from the wrapped request object
+		@SuppressWarnings("unchecked")
+		Enumeration<String> e = ((HttpServletRequest) getRequest()).getHeaderNames();
+		while (e.hasMoreElements()) {
+			// add the names of the request headers into the list
+			String n = e.nextElement();
+			set.add(n);
+		}
+
+		// create an enumeration from the set and return
+		return Collections.enumeration(set);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/kpi/api/ASDCKpiApi.java b/common-app-api/src/main/java/org/openecomp/sdc/common/kpi/api/ASDCKpiApi.java
new file mode 100644
index 0000000000..5644ef5c41
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/kpi/api/ASDCKpiApi.java
@@ -0,0 +1,67 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.kpi.api;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ASDCKpiApi {
+
+	private static Logger log = LoggerFactory.getLogger(ASDCKpiApi.class.getName());
+
+	/* Number of activated resource imports. */
+	public static void countImportResourcesKPI() {
+		// TODO Auto-generated method stub
+		log.trace("Number of  activated resource imports.");
+
+	}
+
+	/* Number of created resources. */
+	public static void countCreatedResourcesKPI() {
+		// TODO Auto-generated method stub
+		log.trace("Number of  created resources.");
+
+	}
+
+	/* Number of created services */
+	public static void countCreatedServicesKPI() {
+		// TODO Auto-generated method stub
+		log.trace("Number of created services.");
+
+	}
+
+	/*
+	 * Number of ASDC portal accesses ( number of activated user authorizations)
+	 */
+	public static void countUsersAuthorizations() {
+		// TODO Auto-generated method stub
+		log.trace("Number of activated distribution");
+
+	}
+
+	/* Number of activated distribution */
+	public static void countActivatedDistribution() {
+		// TODO Auto-generated method stub
+		log.trace("Number of activated distribution");
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/listener/AppContextListener.java b/common-app-api/src/main/java/org/openecomp/sdc/common/listener/AppContextListener.java
new file mode 100644
index 0000000000..3f588e8aa2
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/listener/AppContextListener.java
@@ -0,0 +1,129 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.listener;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.jar.Attributes;
+import java.util.jar.Manifest;
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletContextEvent;
+import javax.servlet.ServletContextListener;
+
+import org.openecomp.sdc.common.api.ConfigurationSource;
+import org.openecomp.sdc.common.api.Constants;
+import org.openecomp.sdc.common.impl.ExternalConfiguration;
+import org.openecomp.sdc.common.impl.FSConfigurationSource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+
+public class AppContextListener implements ServletContextListener {
+
+	private static Logger log = LoggerFactory.getLogger(AppContextListener.class.getName());
+
+	public void contextInitialized(ServletContextEvent context) {
+
+		log.debug("ServletContextListener initialized ");
+
+		log.debug("After read values from Manifest {}", getManifestInfo(context.getServletContext()));
+
+		Map<String, String> manifestAttr = getManifestInfo(context.getServletContext());
+
+		String appName = setAndGetAttributeInContext(context, manifestAttr, Constants.APPLICATION_NAME);
+		String appVersion = setAndGetAttributeInContext(context, manifestAttr, Constants.APPLICATION_VERSION);
+
+		ExternalConfiguration.setAppName(appName);
+		ExternalConfiguration.setAppVersion(appVersion);
+		String configHome = System.getProperty(Constants.CONFIG_HOME);
+		ExternalConfiguration.setConfigDir(configHome);
+
+		String appConfigDir = configHome + File.separator + appName;
+		// ChangeListener changeListener = new ChangeListener();
+		ConfigurationSource configurationSource = new FSConfigurationSource(ExternalConfiguration.getChangeListener(), appConfigDir);
+
+		context.getServletContext().setAttribute(Constants.CONFIGURATION_SOURCE_ATTR, configurationSource);
+
+		ExternalConfiguration.setConfigurationSource(configurationSource);
+
+		ExternalConfiguration.listenForChanges();
+
+	}
+
+	public void contextDestroyed(ServletContextEvent context) {
+
+		log.debug("ServletContextListener destroyed");
+		ExternalConfiguration.stopListenForFileChanges();
+	}
+
+	private String setAndGetAttributeInContext(ServletContextEvent context, Map<String, String> manifestAttr, String attr) {
+
+		String name = manifestAttr.get(attr);
+		if (name != null) {
+			context.getServletContext().setAttribute(attr, name);
+		}
+
+		return name;
+	}
+
+	public static Map<String, String> getManifestInfo(ServletContext application) {
+
+		Map<String, String> result = new HashMap<String, String>();
+		InputStream inputStream = null;
+		try {
+
+			inputStream = application.getResourceAsStream("/META-INF/MANIFEST.MF");
+
+			Manifest manifest = new Manifest(inputStream);
+
+			Attributes attr = manifest.getMainAttributes();
+			String name = attr.getValue("Implementation-Title");
+			if (name != null) {
+				result.put(Constants.APPLICATION_NAME, name);
+			}
+
+			String version = attr.getValue("Implementation-Version");
+			if (version != null) {
+				result.put(Constants.APPLICATION_VERSION, version);
+			}
+
+		} catch (IOException e) {
+
+		} finally {
+			if (inputStream != null) {
+				try {
+					inputStream.close();
+				} catch (IOException e) {
+					// TODO Auto-generated catch block
+					e.printStackTrace();
+				}
+			}
+		}
+
+		return result;
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringEvent.java b/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringEvent.java
new file mode 100644
index 0000000000..61651f3ddc
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringEvent.java
@@ -0,0 +1,126 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.monitoring;
+
+import org.openecomp.sdc.common.datastructure.ESTimeBasedEvent;
+
+public class MonitoringEvent extends ESTimeBasedEvent {
+
+	private static String MONITORING_EVENT_TEMPLATE = "hostid=\"%s\" hostcpu=\"%s\" hostmem=\"%s\" hostdisk=\"%s\" "
+			+ "jvmid=\"%s\" jvmcpu=\"%s\" jvmmem=\"%s\" jvmtnum=\"%s\" " + "appid=\"%s\" appstat=\"%s\"";
+
+	private String hostid;
+	private Long hostcpu;
+	private Double hostmem;
+	private String hostdisk;
+	private String jvmid;
+	private Long jvmcpu;
+	private Long jvmmem;
+	private Integer jvmtnum;
+	private String appid;
+	private String appstat;
+
+	public String getHostid() {
+		return hostid;
+	}
+
+	public void setHostid(String hostid) {
+		this.hostid = hostid;
+	}
+
+	public Long getHostcpu() {
+		return hostcpu;
+	}
+
+	public void setHostcpu(Long hostcpu) {
+		this.hostcpu = hostcpu;
+	}
+
+	public Double getHostmem() {
+		return hostmem;
+	}
+
+	public void setHostmem(Double hostmem) {
+		this.hostmem = hostmem;
+	}
+
+	public String getHostdisk() {
+		return hostdisk;
+	}
+
+	public void setHostdisk(String hostdisk) {
+		this.hostdisk = hostdisk;
+	}
+
+	public String getJvmid() {
+		return jvmid;
+	}
+
+	public void setJvmid(String jvmid) {
+		this.jvmid = jvmid;
+	}
+
+	public Long getJvmcpu() {
+		return jvmcpu;
+	}
+
+	public void setJvmcpu(Long jvmcpu) {
+		this.jvmcpu = jvmcpu;
+	}
+
+	public Long getJvmmem() {
+		return jvmmem;
+	}
+
+	public void setJvmmem(Long jvmmem) {
+		this.jvmmem = jvmmem;
+	}
+
+	public Integer getJvmtnum() {
+		return jvmtnum;
+	}
+
+	public void setJvmtnum(Integer jvmtnum) {
+		this.jvmtnum = jvmtnum;
+	}
+
+	public String getAppid() {
+		return appid;
+	}
+
+	public void setAppid(String appid) {
+		this.appid = appid;
+	}
+
+	public String getAppstat() {
+		return appstat;
+	}
+
+	public void setAppstat(String appstat) {
+		this.appstat = appstat;
+	}
+
+	@Override
+	public String toString() {
+		return getFormattedString(MONITORING_EVENT_TEMPLATE, hostid, hostcpu, hostmem, hostdisk, jvmid, jvmcpu, jvmmem,
+				jvmtnum, appid, appstat);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringMetricsFetcher.java b/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringMetricsFetcher.java
new file mode 100644
index 0000000000..9df1aea983
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/monitoring/MonitoringMetricsFetcher.java
@@ -0,0 +1,212 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.monitoring;
+
+import java.lang.management.ManagementFactory;
+import java.lang.management.MemoryMXBean;
+import java.lang.management.RuntimeMXBean;
+import java.lang.management.ThreadMXBean;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.management.MBeanServer;
+import javax.management.ObjectName;
+
+import org.hyperic.sigar.FileSystem;
+import org.hyperic.sigar.Sigar;
+import org.openecomp.sdc.common.impl.ExternalConfiguration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class MonitoringMetricsFetcher {
+
+	private static Logger monitoringLogger = LoggerFactory.getLogger("asdc.fe.monitoring.fetcher");
+
+	private static volatile MonitoringMetricsFetcher instance;
+	private static RuntimeMXBean runtimeMXBean;
+	private static ThreadMXBean threadMXBean;
+	private static MemoryMXBean memoryMXBean;
+	private static MBeanServer platformMBeanServer;
+	private static Sigar sigarSession;
+
+	private static String appName;
+	private static String jvmName = "Unknown";
+	private final String PROCESS_CPU_TIME_ATTR = "ProcessCpuTime";
+
+	private static String FE_JVM_NAME = "jetty-fe";
+	private static String BE_JVM_NAME = "jetty-be";
+
+	private MonitoringMetricsFetcher() {
+	};
+
+	public static MonitoringMetricsFetcher getInstance() {
+		if (instance == null) {
+			instance = init();
+		}
+		return instance;
+	}
+
+	public MonitoringEvent getMonitoringMetrics() {
+		MonitoringEvent monitoringEvent = new MonitoringEvent();
+		monitoringEvent.setHostid(getFQDN());
+		monitoringEvent.setHostcpu(getHostCpuTime());
+		monitoringEvent.setHostmem(getHostUsedMemory());
+		monitoringEvent.setHostdisk(getHostUsedDisk().toString());
+
+		monitoringEvent.setJvmid(jvmName);
+
+		monitoringEvent.setJvmcpu(getJvmCpuTime());
+		monitoringEvent.setJvmmem(getJvmUsedHeapMemory());
+		monitoringEvent.setJvmtnum(getJvmThreads());
+
+		monitoringEvent.setAppid(appName);
+		// this is probably from healthcheck
+		// TODO
+		monitoringEvent.setAppstat("appStatus");
+		return monitoringEvent;
+	}
+
+	private static synchronized MonitoringMetricsFetcher init() {
+		if (instance == null) {
+			instance = new MonitoringMetricsFetcher();
+			threadMXBean = ManagementFactory.getThreadMXBean();
+			memoryMXBean = ManagementFactory.getMemoryMXBean();
+			runtimeMXBean = ManagementFactory.getRuntimeMXBean();
+			platformMBeanServer = ManagementFactory.getPlatformMBeanServer();
+			sigarSession = new Sigar();
+			appName = ExternalConfiguration.getAppName();
+			monitoringLogger.debug("appName is {}", appName);
+			// Accoridng to Yaki, there is no "calculated" jvmName like it was
+			// in TAS,
+			// just "jetty-be" or "jetty-fe"
+			if (appName.contains("fe")) {
+				jvmName = FE_JVM_NAME;
+			} else if (appName.contains("be")) {
+				jvmName = BE_JVM_NAME;
+			} else {
+				monitoringLogger
+						.warn("Couldn't determine jvmName, appName is expected to contain \"be\" or \"fe\" string");
+			}
+		}
+		return instance;
+	}
+
+	/**
+	 * Returns the number of live threads for this JVM
+	 * 
+	 * @return number of live threads
+	 */
+	private Integer getJvmThreads() {
+		return threadMXBean.getThreadCount();
+	}
+
+	/**
+	 * Returns the number of used heap memory (bytes)
+	 * 
+	 * @return the number of used heap memory (bytes)
+	 */
+	private long getJvmUsedHeapMemory() {
+		return memoryMXBean.getHeapMemoryUsage().getUsed();
+	}
+
+	/**
+	 * Returns the jvm cpu time (msec)
+	 * 
+	 * @return the jvm cpu time (msec)
+	 */
+	private long getJvmCpuTime() {
+
+		long cpuTime = -1;
+		try {
+			cpuTime = (long) platformMBeanServer.getAttribute(
+					new ObjectName(ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME), PROCESS_CPU_TIME_ATTR);
+		} catch (Exception e) {
+			monitoringLogger.error("Couldn't measure JVM CPU time, error: {}", e);
+		}
+		return cpuTime;
+	}
+
+	/**
+	 * Returns the host total cpu time (msec)
+	 * 
+	 * @return the host total cpu time (msec)
+	 */
+	private long getHostCpuTime() {
+		long cpuTime = -1;
+		try {
+			cpuTime = sigarSession.getCpu().getTotal();
+		} catch (Exception e) {
+			monitoringLogger.error("Couldn't measure host CPU time, error: {}", e);
+		}
+		return cpuTime;
+	}
+
+	/**
+	 * Returns the host used memory(msec)
+	 * 
+	 * @return the host used memory(msec)
+	 */
+	private Double getHostUsedMemory() {
+		Double memory = -1.0;
+		try {
+			memory = sigarSession.getMem().getUsedPercent();
+		} catch (Exception e) {
+			monitoringLogger.error("Couldn't measure host used memory, error: {}", e);
+		}
+		return memory;
+	}
+
+	/**
+	 * Returns the percentage of all available FS
+	 * 
+	 * @return the host avail disk(bytes)
+	 */
+	private Map<String, Double> getHostUsedDisk() {
+		Map<String, Double> res = new HashMap<>();
+		try {
+			FileSystem[] fileSystemList = sigarSession.getFileSystemList();
+			for (FileSystem fileSystem : fileSystemList) {
+
+				String dirName = fileSystem.getDirName();
+				double usePercent = sigarSession.getFileSystemUsage(dirName).getUsePercent() * 100;
+				res.put(dirName, usePercent);
+			}
+		} catch (Exception e) {
+			monitoringLogger.error("Couldn't measure host used disk, error: {}", e);
+		}
+		return res;
+	}
+
+	/**
+	 * Returns the FQDN
+	 * 
+	 * @return the FQDN
+	 */
+	private String getFQDN() {
+		String fqdn = "";
+		try {
+			fqdn = sigarSession.getFQDN();
+		} catch (Exception e) {
+			monitoringLogger.error("Couldn't get FQDN, error: {}", e);
+		}
+		return fqdn;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/IRestClient.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/IRestClient.java
new file mode 100644
index 0000000000..8deb3d7d64
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/IRestClient.java
@@ -0,0 +1,103 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.api;
+
+import java.util.Properties;
+
+/**
+ * This interface describe the methods of the REST generic client. Each method
+ * will receive the destination URI and specific list of headers. With this
+ * information the REST Client will create a request to the specific REST Web
+ * server. Error from the REST Web server will be return by proprietary
+ * exception object.
+ * 
+ * @author esofer
+ *
+ */
+public interface IRestClient {
+
+	/**
+	 * This method will return resource according to the given URI.
+	 * 
+	 * @param uri
+	 *            Full URL path to the desire resource.
+	 * @param headers
+	 *            - list of headers in format of name and value, to be add as
+	 *            part of the HTTP request.
+	 * @return JSON representation of the requested resource.
+	 */
+	public RestResponse doGET(String uri, Properties headers);
+
+	/**
+	 * This method will CREATE resource according to the given URI.
+	 * 
+	 * @param uri
+	 *            Full URL path to the desire resource.
+	 * @param headers
+	 *            - list of headers in format of name and value, to be add as
+	 *            part of the HTTP request.
+	 * @param objectToCreate
+	 *            - JSON representation of the resource.
+	 */
+	public RestResponse doPOST(String uri, Properties headers, Object objectToCreate);
+
+	/**
+	 * This method will UPDATE resource according to the given URI.
+	 * 
+	 * @param uri
+	 *            Full URL path to the desire resource.
+	 * @param headers
+	 *            - list of headers in format of name and value, to be add as
+	 *            part of the HTTP request.
+	 * @param objectToUpdate
+	 *            - JSON representation of the resource.
+	 */
+	public RestResponse doPUT(String uri, Properties headers, Object objectToUpdate);
+
+	/**
+	 * This method will return resource according to the given URI.
+	 * 
+	 * @param uri
+	 *            Full URL path to the desire resource.
+	 * @param headers
+	 *            - list of headers in format of name and value, to be add as
+	 *            part of the HTTP request.
+	 * 
+	 */
+	public RestResponse doDELETE(String uri, Properties headers);
+
+	/**
+	 * initialize the rest client instance. The timeout is infinite.
+	 */
+	public boolean init() throws Exception;
+
+	/**
+	 * initialize the rest client instance with a given timeout in milliseconds.
+	 * 
+	 * @param restConfigurationInfo
+	 */
+	public boolean init(RestConfigurationInfo restConfigurationInfo);
+
+	/**
+	 * destroy the connections
+	 */
+	public void destroy();
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestClientServiceExeption.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestClientServiceExeption.java
new file mode 100644
index 0000000000..b64b651913
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestClientServiceExeption.java
@@ -0,0 +1,78 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.api;
+
+public class RestClientServiceExeption extends Exception {
+
+	private static final long serialVersionUID = 8258477052369440242L;
+
+	/**
+	 * Default Constructor.
+	 */
+	public RestClientServiceExeption() {
+		super();
+	}
+
+	/**
+	 * Constructor.
+	 * 
+	 * @param msg
+	 *            String
+	 */
+	public RestClientServiceExeption(String msg) {
+		super(msg);
+	}
+
+	/**
+	 * Constructor.
+	 * 
+	 * @param cause
+	 *            Throwable
+	 */
+	public RestClientServiceExeption(Throwable cause) {
+		super(cause);
+	}
+
+	/**
+	 * Constructor.
+	 * 
+	 * @param msg
+	 *            String
+	 * @param cause
+	 *            Throwable
+	 */
+	public RestClientServiceExeption(String msg, Throwable cause) {
+		super(msg, cause);
+	}
+
+	/**
+	 * 
+	 * @param response
+	 *
+	 *            public RSClientServiceExeption(ClientResponse response) {
+	 *            super(); this.response = response; }
+	 * 
+	 *            public ClientResponse getResponse() { return response; }
+	 * 
+	 *            public void setResponse(ClientResponse response) {
+	 *            this.response = response; }
+	 */
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestConfigurationInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestConfigurationInfo.java
new file mode 100644
index 0000000000..89a9e24dff
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestConfigurationInfo.java
@@ -0,0 +1,107 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.api;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+public class RestConfigurationInfo extends BasicConfiguration {
+
+	private Integer readTimeoutInSec = null;
+
+	private Boolean ignoreCertificate = null;
+
+	private Integer connectionPoolSize = null;
+
+	private Integer connectTimeoutInSec = null;
+
+	/**
+	 * @return the readTimeoutInSec
+	 */
+	public Integer getReadTimeoutInSec() {
+		return readTimeoutInSec;
+	}
+
+	/**
+	 * @param readTimeoutInSec
+	 *            the readTimeoutInSec to set
+	 */
+	public void setReadTimeoutInSec(Integer readTimeoutInSec) {
+		this.readTimeoutInSec = readTimeoutInSec;
+	}
+
+	/**
+	 * @return the ignoreCertificate
+	 */
+	public Boolean getIgnoreCertificate() {
+		return ignoreCertificate;
+	}
+
+	/**
+	 * @param ignoreCertificate
+	 *            the ignoreCertificate to set
+	 */
+	public void setIgnoreCertificate(Boolean ignoreCertificate) {
+		this.ignoreCertificate = ignoreCertificate;
+	}
+
+	/**
+	 * @return the connectionPoolSize
+	 */
+	public Integer getConnectionPoolSize() {
+		return connectionPoolSize;
+	}
+
+	/**
+	 * @param connectionPoolSize
+	 *            the connectionPoolSize to set
+	 */
+	public void setConnectionPoolSize(Integer connectionPoolSize) {
+		this.connectionPoolSize = connectionPoolSize;
+	}
+
+	/**
+	 * @return the connectTimeoutInSec
+	 */
+	public Integer getConnectTimeoutInSec() {
+		return connectTimeoutInSec;
+	}
+
+	/**
+	 * @param connectTimeoutInSec
+	 *            the connectTimeoutInSec to set
+	 */
+	public void setConnectTimeoutInSec(Integer connectTimeoutInSec) {
+		this.connectTimeoutInSec = connectTimeoutInSec;
+	}
+
+	public String toString() {
+
+		StringBuilder builder = new StringBuilder();
+
+		builder.append("[ timeoutInSec=" + readTimeoutInSec + ",");
+		builder.append("connectTimeoutInSec=" + connectTimeoutInSec + ",");
+		builder.append("ignoreCertificate=" + ignoreCertificate + ",");
+		builder.append("connectionPoolSize=" + connectionPoolSize + "]");
+
+		return builder.toString();
+
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponse.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponse.java
new file mode 100644
index 0000000000..b08cf7332b
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponse.java
@@ -0,0 +1,108 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.api;
+
+public class RestResponse {
+
+	private String response;
+
+	private String statusDescription;
+
+	private int httpStatusCode = 0;
+
+	public RestResponse(String response, String statusDescription, int httpStatusCode) {
+		super();
+		this.response = response;
+		this.statusDescription = statusDescription;
+		this.httpStatusCode = httpStatusCode;
+	}
+
+	/**
+	 * @return the response
+	 */
+	public String getResponse() {
+		return response;
+	}
+
+	/**
+	 * @param response
+	 *            the response to set
+	 */
+	public void setResponse(String response) {
+		this.response = response;
+	}
+
+	/**
+	 * @return the httpStatusCode
+	 */
+	public int getHttpStatusCode() {
+		return httpStatusCode;
+	}
+
+	/**
+	 * @param httpStatusCode
+	 *            the httpStatusCode to set
+	 */
+	public void setHttpStatusCode(int httpStatusCode) {
+		this.httpStatusCode = httpStatusCode;
+	}
+
+	/**
+	 * @return the statusDescription
+	 */
+	public String getStatusDescription() {
+		return statusDescription;
+	}
+
+	/**
+	 * @param statusDescription
+	 *            the statusDescription to set
+	 */
+	public void setStatusDescription(String statusDescription) {
+		this.statusDescription = statusDescription;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see java.lang.Object#toString()
+	 * 
+	 * ERROR: Error from Rest Server:Status: 400 Message: Bad Request Body:
+	 * Invalid cell: Cell with cell name dmgrCell22 does not exist!
+	 * 
+	 */
+	public String toString() {
+
+		StringBuilder stringBuilder = new StringBuilder();
+
+		stringBuilder.append("Status: ");
+		stringBuilder.append(httpStatusCode);
+		stringBuilder.append("\n");
+		stringBuilder.append("Message: ");
+		stringBuilder.append(statusDescription);
+		stringBuilder.append("\n");
+		stringBuilder.append("Body: ");
+		stringBuilder.append(response);
+
+		return stringBuilder.toString();
+
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponseAsByteArray.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponseAsByteArray.java
new file mode 100644
index 0000000000..7a4d8ee4cb
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/api/RestResponseAsByteArray.java
@@ -0,0 +1,133 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.api;
+
+import java.util.Arrays;
+
+import org.apache.http.HttpStatus;
+
+public class RestResponseAsByteArray {
+
+	private byte[] response;
+
+	private String statusDescription;
+
+	private int httpStatusCode = 0;
+
+	public RestResponseAsByteArray(byte[] response, String statusDescription, int httpStatusCode) {
+		super();
+		this.response = response;
+		this.statusDescription = statusDescription;
+		this.httpStatusCode = httpStatusCode;
+	}
+
+	/**
+	 * @return the response
+	 */
+	public byte[] getResponse() {
+		return response;
+	}
+
+	/**
+	 * @param response
+	 *            the response to set
+	 */
+	public void setResponse(byte[] response) {
+		this.response = response;
+	}
+
+	/**
+	 * @return the httpStatusCode
+	 */
+	public int getHttpStatusCode() {
+		return httpStatusCode;
+	}
+
+	/**
+	 * @param httpStatusCode
+	 *            the httpStatusCode to set
+	 */
+	public void setHttpStatusCode(int httpStatusCode) {
+		this.httpStatusCode = httpStatusCode;
+	}
+
+	/**
+	 * @return the statusDescription
+	 */
+	public String getStatusDescription() {
+		return statusDescription;
+	}
+
+	/**
+	 * @param statusDescription
+	 *            the statusDescription to set
+	 */
+	public void setStatusDescription(String statusDescription) {
+		this.statusDescription = statusDescription;
+	}
+
+	public String toString() {
+
+		StringBuilder stringBuilder = new StringBuilder();
+
+		stringBuilder.append("Status: ");
+		stringBuilder.append(httpStatusCode);
+		stringBuilder.append("\n");
+		stringBuilder.append("Message: ");
+		stringBuilder.append(statusDescription);
+		stringBuilder.append("\n");
+		stringBuilder.append("Body length: ");
+		stringBuilder.append(response == null ? 0 : response.length);
+
+		return stringBuilder.toString();
+
+	}
+
+	public String toPrettyString() {
+
+		int maxBytesToDisplay = 200;
+
+		StringBuilder stringBuilder = new StringBuilder();
+
+		stringBuilder.append("Status: ");
+		stringBuilder.append(httpStatusCode);
+		stringBuilder.append("\n");
+		stringBuilder.append("Message: ");
+		stringBuilder.append(statusDescription);
+		stringBuilder.append("\n");
+		if (httpStatusCode != HttpStatus.SC_OK) {
+			stringBuilder.append("Body(maximum " + maxBytesToDisplay + " bytes): ");
+			if (response != null) {
+				byte[] subArray = Arrays.copyOfRange(response, 0, Math.min(maxBytesToDisplay, response.length));
+				if (subArray != null && subArray.length > 0) {
+					String responseStr = new String(subArray);
+					stringBuilder.append(responseStr);
+				}
+			}
+		} else {
+			stringBuilder.append("Body length: ");
+			stringBuilder.append(response == null ? 0 : response.length);
+		}
+
+		return stringBuilder.toString();
+
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/HttpRestClientServiceImpl.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/HttpRestClientServiceImpl.java
new file mode 100644
index 0000000000..7175b41943
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/HttpRestClientServiceImpl.java
@@ -0,0 +1,436 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.impl;
+
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.security.KeyManagementException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.CertificateException;
+import java.util.Map.Entry;
+import java.util.Properties;
+
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLException;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.SSLSocket;
+import javax.net.ssl.TrustManager;
+
+import org.apache.http.ConnectionReuseStrategy;
+import org.apache.http.HeaderElement;
+import org.apache.http.HeaderElementIterator;
+import org.apache.http.HeaderIterator;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.methods.HttpDelete;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.methods.HttpPut;
+import org.apache.http.client.methods.HttpRequestBase;
+import org.apache.http.conn.ConnectionKeepAliveStrategy;
+import org.apache.http.conn.scheme.Scheme;
+import org.apache.http.conn.ssl.SSLSocketFactory;
+import org.apache.http.conn.ssl.X509HostnameVerifier;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.impl.conn.PoolingClientConnectionManager;
+import org.apache.http.message.BasicHeaderElementIterator;
+import org.apache.http.params.BasicHttpParams;
+import org.apache.http.params.CoreConnectionPNames;
+import org.apache.http.params.HttpParams;
+import org.apache.http.protocol.HTTP;
+import org.apache.http.protocol.HttpContext;
+import org.apache.http.util.EntityUtils;
+import org.openecomp.sdc.common.rest.api.IRestClient;
+import org.openecomp.sdc.common.rest.api.RestClientServiceExeption;
+import org.openecomp.sdc.common.rest.api.RestConfigurationInfo;
+import org.openecomp.sdc.common.rest.api.RestResponse;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class HttpRestClientServiceImpl implements IRestClient {
+
+	private Logger log = LoggerFactory.getLogger(HttpRestClientServiceImpl.class.getName());
+
+	public final static int DEFAULT_CONNECTION_POOL_SIZE = 10;
+
+	public final static int DEFAULT_CONNECT_TIMEOUT = 10;
+
+	private DefaultHttpClient httpClient;
+
+	private SSLSocketFactory sslFactory;
+
+	private Logger logger = LoggerFactory.getLogger(HttpRestClientServiceImpl.class.getName());
+
+	PoolingClientConnectionManager cm = null;
+
+	public boolean init() {
+
+		return init(new RestConfigurationInfo());
+
+	}
+
+	public boolean init(RestConfigurationInfo restConfigurationInfo) {
+
+		boolean initialized = false;
+
+		logger.debug("HttpRestClientServiceImpl::init - start. restConfigurationInfo=" + restConfigurationInfo);
+
+		try {
+			createHttpClient(restConfigurationInfo);
+
+			initialized = true;
+		} catch (KeyManagementException e) {
+			String msg = "Failed creating client config for rest. " + e.getMessage();
+			logger.error(msg, e);
+			// throw new RestClientServiceExeption(e.getMessage());
+		} catch (NoSuchAlgorithmException e) {
+			String msg = "Failed creating client config for rest. " + e.getMessage();
+			logger.error(msg, e);
+			// throw new RestClientServiceExeption(msg);
+		}
+
+		logger.debug("HttpRestClientServiceImpl::init - finish successfully");
+
+		return initialized;
+	}
+
+	public void destroy() {
+
+		if (this.httpClient != null) {
+			this.httpClient.getConnectionManager().shutdown();
+			logger.info("After closing connection Manager of rest Client.");
+		}
+
+	}
+
+	private void createHttpClient(RestConfigurationInfo restConfigurationInfo)
+			throws KeyManagementException, NoSuchAlgorithmException {
+
+		PoolingClientConnectionManager cm = new PoolingClientConnectionManager();
+
+		Integer connPoolSizeObj = restConfigurationInfo.getConnectionPoolSize();
+		int connPoolSize = DEFAULT_CONNECTION_POOL_SIZE;
+		if (connPoolSizeObj != null) {
+			connPoolSize = connPoolSizeObj.intValue();
+			if (connPoolSize <= 0) {
+				connPoolSize = DEFAULT_CONNECTION_POOL_SIZE;
+			}
+		}
+		cm.setMaxTotal(connPoolSize);
+
+		this.httpClient = new DefaultHttpClient(cm);
+
+		int timeoutInSec = restConfigurationInfo.getReadTimeoutInSec() == null ? 0
+				: restConfigurationInfo.getReadTimeoutInSec();
+		int connectTimeoutInSec = restConfigurationInfo.getConnectTimeoutInSec() == null ? DEFAULT_CONNECT_TIMEOUT
+				: restConfigurationInfo.getConnectTimeoutInSec();
+		HttpParams params = new BasicHttpParams();
+		params.setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, connectTimeoutInSec * 1000);
+		params.setParameter(CoreConnectionPNames.SO_TIMEOUT, timeoutInSec * 1000);
+
+		this.httpClient.setParams(params);
+
+		Boolean ignoreCertificateObj = restConfigurationInfo.getIgnoreCertificate();
+		boolean ignoreCertificate = false;
+		if (ignoreCertificateObj != null) {
+			ignoreCertificate = ignoreCertificateObj.booleanValue();
+		}
+		if (ignoreCertificate == true) {
+
+			this.sslFactory = createSSLSocketFactory();
+
+			Scheme scheme = new Scheme("https", 9443, sslFactory);
+			this.httpClient.getConnectionManager().getSchemeRegistry().register(scheme);
+		}
+
+		// addKeepAlive();
+
+		this.cm = cm;
+	}
+
+	private void addKeepAlive() {
+
+		this.httpClient.setReuseStrategy(new ConnectionReuseStrategy() {
+
+			public boolean keepAlive(HttpResponse response, HttpContext context) {
+				// TODO Auto-generated method stub
+				return true;
+			}
+
+		});
+
+		this.httpClient.setKeepAliveStrategy(new ConnectionKeepAliveStrategy() {
+
+			public long getKeepAliveDuration(HttpResponse response, HttpContext context) {
+				log.debug("============ In getKeepAliveDuration ================= ");
+
+				HeaderIterator headerIterator = response.headerIterator(HTTP.CONN_KEEP_ALIVE);
+				if (headerIterator != null) {
+					HeaderElementIterator it = new BasicHeaderElementIterator(headerIterator);
+					while (it.hasNext()) {
+						HeaderElement he = it.nextElement();
+						String param = he.getName();
+						String value = he.getValue();
+						if (value != null && param.equalsIgnoreCase("timeout")) {
+							try {
+								log.debug("============ In getKeepAliveDuration ================= {}", value);
+
+								return Long.parseLong(value) * 1000;
+							} catch (NumberFormatException ignore) {
+								log.error("Failed parsing retrieved value of timeout header.", ignore);
+							}
+						}
+					}
+				}
+				return 20;
+			}
+		});
+
+	}
+
+	protected SSLSocketFactory createSSLSocketFactory() throws NoSuchAlgorithmException, KeyManagementException {
+		TrustManager easyTrustManager = new javax.net.ssl.X509TrustManager() {
+
+			public void checkClientTrusted(java.security.cert.X509Certificate[] arg0, String arg1)
+					throws CertificateException {
+				// TODO Auto-generated method stub
+
+			}
+
+			public void checkServerTrusted(java.security.cert.X509Certificate[] arg0, String arg1)
+					throws CertificateException {
+				// TODO Auto-generated method stub
+
+			}
+
+			public java.security.cert.X509Certificate[] getAcceptedIssuers() {
+				// TODO Auto-generated method stub
+				return null;
+			}
+
+		};
+
+		SSLContext sslContext = SSLContext.getInstance("TLS");
+		sslContext.init(null, new TrustManager[] { easyTrustManager }, null);
+		SSLSocketFactory sslFactory = new SSLSocketFactory(sslContext);
+
+		sslFactory.setHostnameVerifier(new X509HostnameVerifier() {
+
+			public boolean verify(String arg0, SSLSession arg1) {
+				// TODO Auto-generated method stub
+				return false;
+			}
+
+			public void verify(String host, SSLSocket ssl) throws IOException {
+				// TODO Auto-generated method stub
+
+			}
+
+			public void verify(String host, java.security.cert.X509Certificate cert) throws SSLException {
+				// TODO Auto-generated method stub
+
+			}
+
+			public void verify(String host, String[] cns, String[] subjectAlts) throws SSLException {
+				// TODO Auto-generated method stub
+
+			}
+
+		});
+		return sslFactory;
+	}
+
+	/**
+	 * Executes RS-GET to perform FIND.
+	 * 
+	 * @param headerParameterKey
+	 *            String
+	 * @param headerParameterValue
+	 *            String
+	 * @return String
+	 */
+	public RestResponse doGET(String uri, Properties headers) {
+		logger.debug("Before executing uri " + uri + ". headers = " + headers);
+
+		HttpGet httpGet = new HttpGet(uri);
+
+		RestResponse response = execute(httpGet, headers);
+
+		return response;
+	}
+
+	private void addHeadersToRequest(HttpRequestBase httpRequestBase, Properties headers) {
+
+		if (headers != null) {
+			for (Entry<Object, Object> entry : headers.entrySet()) {
+				httpRequestBase.addHeader(entry.getKey().toString(), entry.getValue().toString());
+			}
+		}
+
+	}
+
+	public RestResponse doPOST(String uri, Properties headers, Object objectToCreate) {
+
+		logger.debug("Before executing uri " + uri + ". body = "
+				+ (objectToCreate != null ? objectToCreate.toString() : null) + ". headers = " + headers);
+
+		HttpPost httpPost = new HttpPost(uri);
+
+		if (objectToCreate != null) {
+			StringEntity se;
+			try {
+				se = new StringEntity(objectToCreate.toString());
+
+				// se.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE,
+				// "application/json"));
+				httpPost.setEntity(se);
+			} catch (UnsupportedEncodingException e) {
+				String msg = "Failed creating Entity for post request." + e.getMessage();
+				log.error(msg, e);
+				return null;
+				// throw new RestClientServiceExeption(msg);
+			}
+		}
+
+		RestResponse response = execute(httpPost, headers);
+
+		return response;
+
+	}
+
+	public RestResponse doPUT(String uri, Properties headers, Object objectToCreate) {
+
+		logger.debug("Before executing uri " + uri + ". body = "
+				+ (objectToCreate != null ? objectToCreate.toString() : null) + ". headers = " + headers);
+
+		HttpPut httpPut = new HttpPut(uri);
+
+		if (objectToCreate != null) {
+			StringEntity se;
+			try {
+				se = new StringEntity(objectToCreate.toString());
+
+				// se.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE,
+				// "application/json"));
+				httpPut.setEntity(se);
+			} catch (UnsupportedEncodingException e) {
+				String msg = "Failed creating Entity for post request." + e.getMessage();
+				// throw new RestClientServiceExeption(msg);
+				log.error(msg, e);
+				return null;
+			}
+		}
+
+		RestResponse response = execute(httpPut, headers);
+
+		return response;
+	}
+
+	private RestResponse execute(HttpRequestBase httpRequestBase, Properties headers) {
+
+		String response = null;
+		String statusDesc = null;
+		int statusCode = HttpStatus.SC_OK;
+
+		try {
+
+			addHeadersToRequest(httpRequestBase, headers);
+
+			HttpResponse httpResponse = this.httpClient.execute(httpRequestBase);
+
+			statusCode = httpResponse.getStatusLine().getStatusCode();
+			statusDesc = httpResponse.getStatusLine().getReasonPhrase();
+
+			HttpEntity entity = httpResponse.getEntity();
+			if (entity != null) {
+				response = EntityUtils.toString(entity);
+			}
+			// ensure the connection gets released to the manager
+			EntityUtils.consume(entity);
+
+			logResponse(response, httpRequestBase.getMethod());
+
+		} catch (Exception exception) {
+			httpRequestBase.abort();
+			log.error("Failed to execute the " + httpRequestBase.getMethod() + " request " + httpRequestBase.getURI(),
+					exception);
+			// processAndThrowException(exception);
+			return null;
+		}
+
+		RestResponse restResponse = new RestResponse(response, statusDesc, statusCode);
+
+		if (logger.isDebugEnabled()) {
+			URI uri = httpRequestBase.getURI();
+			String url = uri.toString();
+			logger.debug("After executing uri " + url + ". response = " + restResponse);
+		}
+
+		return restResponse;
+	}
+
+	public RestResponse doDELETE(String uri, Properties headers) {
+
+		if (logger.isDebugEnabled()) {
+			logger.debug("Before executing uri " + uri + ". headers = " + headers);
+		}
+
+		HttpDelete httpDelete = new HttpDelete(uri);
+
+		RestResponse restResponse = execute(httpDelete, headers);
+
+		return restResponse;
+
+	}
+
+	/**
+	 * This method print the JSON response from the REST Server
+	 * 
+	 * @param response
+	 *            the JSON response from the REST server
+	 * @param method
+	 *            name of method
+	 */
+	private void logResponse(String response, String method) {
+		logger.debug(method + " response = " + response);
+	}
+
+	/**
+	 * Exception during client invocation usually it happens when status code
+	 * starting with 400 or 500 is returned
+	 * 
+	 * @param exception
+	 *            Exception
+	 * @throws RSClientServiceExeption
+	 */
+	private void processAndThrowException(Exception exception) throws RestClientServiceExeption {
+
+		logger.debug("\n------------------------");
+		logger.debug("FAILURE: " + exception.getMessage());
+
+		throw new RestClientServiceExeption(exception);
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/RestClientServiceFactory.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/RestClientServiceFactory.java
new file mode 100644
index 0000000000..5bf250f59c
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/RestClientServiceFactory.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.impl;
+
+import org.openecomp.sdc.common.rest.api.IRestClient;
+import org.openecomp.sdc.common.rest.api.RestConfigurationInfo;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class RestClientServiceFactory {
+
+	private static Logger log = LoggerFactory.getLogger(RestClientServiceFactory.class.getName());
+
+	public static IRestClient createRestClientService(RestConfigurationInfo restConfigurationInfo) {
+
+		log.trace("Enter createRestClientService");
+
+		HttpRestClientServiceImpl restClientServiceImpl = new HttpRestClientServiceImpl();
+
+		boolean result = restClientServiceImpl.init(restConfigurationInfo);
+		if (result == false) {
+			return null;
+		}
+
+		log.trace("Exit createRestClientService");
+
+		return restClientServiceImpl;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RequestHeadersValidator.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RequestHeadersValidator.java
new file mode 100644
index 0000000000..5e2ff37735
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RequestHeadersValidator.java
@@ -0,0 +1,95 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.impl.validator;
+
+import java.util.List;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.core.MediaType;
+
+import org.apache.commons.codec.binary.Base64;
+import org.openecomp.sdc.common.api.Constants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class RequestHeadersValidator {
+	private static Logger log = LoggerFactory.getLogger(RequestHeadersValidator.class.getName());
+
+	public static void validateContentType(HttpServletRequest request, MediaType expectedContentType,
+			Map<String, String> headersMap) throws RestRequestValidationException {
+
+		log.debug("validateContentType - expected: " + expectedContentType);
+		if (request == null || expectedContentType == null) {
+			throw new RestRequestValidationException("request or media-type are null");
+		}
+		String contentType = request.getHeader(Constants.CONTENT_TYPE_HEADER);
+		if (contentType == null || !contentType.contains(MediaType.APPLICATION_JSON)) {
+			throw new RestRequestValidationException(
+					"Content-Type of requset is different then " + expectedContentType);
+		} else {
+			headersMap.put(Constants.CONTENT_TYPE_HEADER, contentType);
+		}
+	}
+
+	public static void validateIdentificationHeaders(HttpServletRequest request, List<String> identificationList,
+			Map<String, String> headersMap) throws RestRequestValidationException {
+
+		log.debug("validateIdentificationHeaders");
+		for (String requiredHeader : identificationList) {
+			String headerVal = request.getHeader(requiredHeader);
+			if (headerVal != null && !headerVal.isEmpty()) {
+				headersMap.put(requiredHeader, headerVal);
+				log.debug("found header - " + requiredHeader + ": " + headerVal);
+			} else {
+				log.error("missing identification header: " + requiredHeader);
+				throw new RestRequestValidationException("missing identification header: " + requiredHeader);
+			}
+		}
+
+	}
+
+	public static void validateMd5(byte[] encodedData, HttpServletRequest request, Map<String, String> headersMap)
+			throws RestRequestValidationException {
+
+		// validate parameters
+		if (encodedData == null || request == null) {
+			throw new RestRequestValidationException("encoded data or request are not valid");
+		}
+
+		// calculate MD5 on the data
+		String md5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(encodedData);
+		byte[] encodedMd5 = Base64.encodeBase64(md5.getBytes());
+
+		// read the Content-MD5 header
+		String origMd5 = request.getHeader(Constants.MD5_HEADER);
+		if ((origMd5 == null) || origMd5.isEmpty()) {
+			throw new RestRequestValidationException("missing Content-MD5 header ");
+		}
+
+		// verify MD5 value
+		if (!origMd5.equals(new String(encodedMd5))) {
+			throw new RestRequestValidationException("uploaded file failed MD5 validation");
+		}
+		headersMap.put(Constants.MD5_HEADER, origMd5);
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RestRequestValidationException.java b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RestRequestValidationException.java
new file mode 100644
index 0000000000..90ed39e1c2
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/rest/impl/validator/RestRequestValidationException.java
@@ -0,0 +1,34 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.rest.impl.validator;
+
+public class RestRequestValidationException extends Exception {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 1962654783383591672L;
+
+	public RestRequestValidationException(String message) {
+		super(message);
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/servlets/BasicServlet.java b/common-app-api/src/main/java/org/openecomp/sdc/common/servlets/BasicServlet.java
new file mode 100644
index 0000000000..816ebe3416
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/servlets/BasicServlet.java
@@ -0,0 +1,30 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.servlets;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+public abstract class BasicServlet {
+
+	protected Gson gson = new GsonBuilder().setPrettyPrinting().create();
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/CapabilityTypeNameEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/CapabilityTypeNameEnum.java
new file mode 100644
index 0000000000..cb78b8ed9b
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/CapabilityTypeNameEnum.java
@@ -0,0 +1,46 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+public enum CapabilityTypeNameEnum {
+	ROOT("tosca.capabilities.Root"), 
+	NODE("tosca.capabilities.Node"), 
+	CONTAINER("tosca.capabilities.Container"), 
+	ENDPOINT("tosca.capabilities.Endpoint"), 
+	ENDPOINT_PUBLIC("tosca.capabilities.Endpoint.Public"), 
+	ENDPOINT_ADMIN("tosca.capabilities.Endpoint.Admin"), 
+	ENDPOINT_DATABASE("tosca.capabilities.Endpoint.Database"), 
+	OPERATING_SYSTEM("tosca.capabilities.OperatingSystem"), 
+	SCALABLE("tosca.capabilities.Scalable"), 
+	BINDABLE("tosca.capabilities.network.Bindable"),
+	DOCKER("tosca.capabilities.Container.Docker"), 
+	ATTACHMENT("tosca.capabilities.Attachment");
+
+	private String capabilityName;
+
+	private CapabilityTypeNameEnum(String capName) {
+		this.capabilityName = capName;
+	}
+
+	public String getCapabilityName() {
+		return capabilityName;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/GeneralUtility.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/GeneralUtility.java
new file mode 100644
index 0000000000..0c62b03d14
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/GeneralUtility.java
@@ -0,0 +1,150 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import java.util.regex.Pattern;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.io.FileUtils;
+import org.openecomp.sdc.common.api.Constants;
+
+public class GeneralUtility {
+
+	public static boolean generateTextFile(String fileName, String fileData) {
+		boolean isSuccessfull = true;
+		try {
+			FileUtils.writeStringToFile(new File(fileName), fileData);
+		} catch (IOException e) {
+			isSuccessfull = false;
+		}
+		return isSuccessfull;
+	}
+
+	public static boolean isBase64Encoded(byte[] data) {
+		return Base64.isBase64(data);
+	}
+
+	public static boolean isBase64Encoded(String str) {
+		boolean isEncoded = false;
+		try {
+			// checks if the string was properly padded to the
+			isEncoded = ((str.length() % 4 == 0) && (Pattern.matches("\\A[a-zA-Z0-9/+]+={0,2}\\z", str)));
+			if (isEncoded) {
+				// If no exception is caught, then it is possibly a base64
+				// encoded string
+				byte[] data = Base64.decodeBase64(str);
+			}
+
+		} catch (Exception e) {
+			// If exception is caught, then it is not a base64 encoded string
+			isEncoded = false;
+		}
+		return isEncoded;
+	}
+
+	/**
+	 * Checks whether the passed string exceeds a limit of number of characters.
+	 * 
+	 * @param str str
+	 * @param limit limit
+	 * @return the result of comparison, or false if str is null.
+	 */
+	public static boolean isExceedingLimit(String str, int limit) {
+		if (str == null) {
+			return false;
+		}
+		return str.length() > limit;
+	}
+
+	/**
+	 * Checks the passed string list whether the cumulative length of strings
+	 * and delimiters between them exceeds a limit of number of characters. For
+	 * example for list ("one","two","three") with delimiter "," the length of
+	 * list is calculated 3+1+3+1+5=13
+	 *
+	 * @param strList strList
+	 * @param limit Limit
+	 * @param delimiterLength delimiterLength
+	 *            - 0 if there is no delimeter.
+	 * @return the result of comparison, or false if strList is null.
+	 */
+	public static boolean isExceedingLimit(List<String> strList, int limit, int delimiterLength) {
+		if (strList == null || strList.isEmpty()) {
+			return false;
+		}
+		int sum = 0;
+		int size = strList.size();
+		for (int i = 0; i < size - 1; i++) {
+			String str = strList.get(i);
+			if (str != null) {
+				sum += str.length();
+			}
+			sum += delimiterLength;
+		}
+		String str = strList.get(size - 1);
+		if (str != null) {
+			sum += str.length();
+		}
+		return sum > limit;
+	}
+
+	/**
+	 * Return the extension as the substring from the last dot. For input
+	 * "kuku.txt", "txt" will be returned. If no dot is found or input is null,
+	 * empty string is returned.
+	 * 
+	 * @param fileName fileName
+	 * @return extension
+	 */
+	public static String getFilenameExtension(String fileName) {
+		String res = Constants.EMPTY_STRING;
+		if (fileName != null) {
+			int indexOf = fileName.lastIndexOf('.');
+			if (indexOf != -1 && indexOf < (fileName.length() - 1)) {
+				res = fileName.substring(indexOf + 1);
+			}
+		}
+		return res;
+	}
+
+	public static String calculateMD5ByByteArray(byte[] payload) {
+		String decodedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(payload);
+		byte[] encodeMd5 = Base64.encodeBase64(decodedMd5.getBytes());
+		return new String(encodeMd5);
+
+	}
+
+	/**
+	 * 
+	 * @param data data
+	 * @return
+	 */
+	public static String calculateMD5ByString(String data) {
+		String calculatedMd5 = org.apache.commons.codec.digest.DigestUtils.md5Hex(data);
+
+		// encode base-64 result
+		byte[] encodeBase64 = Base64.encodeBase64(calculatedMd5.getBytes());
+		return new String(encodeBase64);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/GsonFactory.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/GsonFactory.java
new file mode 100644
index 0000000000..7c3bcb6cad
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/GsonFactory.java
@@ -0,0 +1,40 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+public class GsonFactory {
+	private static Gson gson = null;
+
+	public static Gson getGson() {
+		if (gson == null) {
+			synchronized (GsonFactory.class) {
+				if (gson == null) {
+					gson = new GsonBuilder().disableHtmlEscaping().serializeNulls().create();
+				}
+			}
+		}
+
+		return gson;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java
new file mode 100644
index 0000000000..4cbd9a7760
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HtmlCleaner.java
@@ -0,0 +1,112 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.swing.text.html.HTML;
+import javax.swing.text.html.HTML.Tag;
+
+import org.apache.commons.lang3.StringEscapeUtils;
+
+public class HtmlCleaner {
+
+	private static Set<String> htmlTags = new HashSet<>();
+
+	private static String patternHtmlFullTagStr = "</?\\w+((\\s+\\w+(\\s*=\\s*(?:\".*?\"|'.*?'|[\\^'\">\\s]+))?)+\\s*|\\s*)/?>";
+
+	private static String patternHtmlTagOnlyStr = "</?(\\w+)[^>]*/?>";
+
+	private static Pattern onlyTagPattern = Pattern.compile(patternHtmlTagOnlyStr);
+
+	private static Pattern fullTagPattern = Pattern.compile(patternHtmlFullTagStr);
+
+	static {
+		Tag[] allTags = HTML.getAllTags();
+		for (Tag tag : allTags) {
+			htmlTags.add(tag.toString().toLowerCase());
+		}
+	}
+
+	public static String stripHtml(String input) {
+
+		return stripHtml(input, false);
+
+	}
+
+	public static String stripHtml(String input, boolean toEscape) {
+
+		if (input == null || true == input.isEmpty()) {
+			return input;
+		}
+
+		Matcher matcher = onlyTagPattern.matcher(input);
+
+		Set<String> tagsToRemove = new HashSet<>();
+
+		while (matcher.find()) {
+
+			int start = matcher.start();
+			int end = matcher.end();
+
+			String matchTag = input.substring(start, end);
+
+			int groupCount = matcher.groupCount();
+
+			if (groupCount > 0) {
+				String tag = matcher.group(1);
+				if (tag != null && htmlTags.contains(tag.toLowerCase())) {
+					if (false == tagsToRemove.contains(matchTag)) {
+						tagsToRemove.add(matchTag);
+					}
+				}
+			}
+		}
+
+		String stripHtmlStr = removeTagsFromString(tagsToRemove, input);
+
+		if (stripHtmlStr != null) {
+			if (true == toEscape) {
+				stripHtmlStr = StringEscapeUtils.escapeHtml4(stripHtmlStr);
+			}
+		}
+
+		return stripHtmlStr;
+
+	}
+
+	private static String removeTagsFromString(Set<String> tagsToRemove, String input) {
+
+		String stripStr = input;
+		if (input == null || true == tagsToRemove.isEmpty()) {
+			return input;
+		}
+
+		for (String tag : tagsToRemove) {
+			stripStr = stripStr.replaceAll(tag, "");
+		}
+		return stripStr;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/HttpUtil.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HttpUtil.java
new file mode 100644
index 0000000000..f4f34a9934
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/HttpUtil.java
@@ -0,0 +1,81 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+import javax.servlet.ServletInputStream;
+import javax.servlet.http.HttpServletRequest;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+import fj.data.Either;
+
+public class HttpUtil {
+	public static Either<String, IOException> readJsonStringFromRequest(HttpServletRequest request) {
+		Either<String, IOException> eitherResult;
+		try (ByteArrayOutputStream stream = new ByteArrayOutputStream()) {
+			ServletInputStream reader = request.getInputStream();
+			int value;
+			while ((value = reader.read()) != -1) {
+				stream.write(value);
+			}
+			eitherResult = Either.left(new String(stream.toByteArray()));
+		} catch (IOException e) {
+			eitherResult = Either.right(e);
+		}
+		return eitherResult;
+
+	}
+
+	/**
+	 * Builds an object from a JSON in the POST Body of the request.
+	 */
+	public static <T> Either<T, Exception> getObjectFromJson(HttpServletRequest request, Class<T> classOfT) {
+		Either<T, Exception> eitherResult;
+		try {
+			Either<String, IOException> eitherReadJson = readJsonStringFromRequest(request);
+			if (eitherReadJson.isLeft()) {
+				eitherResult = convertJsonStringToObject(eitherReadJson.left().value(), classOfT);
+			} else {
+				eitherResult = Either.right((Exception) eitherReadJson.right().value());
+			}
+		} catch (Exception e) {
+			eitherResult = Either.right(e);
+		}
+
+		return eitherResult;
+	}
+
+	public static <T> Either<T, Exception> convertJsonStringToObject(String sentJson, Class<T> classOfT) {
+		Either<T, Exception> eitherResult;
+		try {
+			Gson gson = new GsonBuilder().setPrettyPrinting().create();
+			T object = gson.fromJson(sentJson, classOfT);
+			eitherResult = Either.left(object);
+		} catch (Exception e) {
+			eitherResult = Either.right(e);
+		}
+		return eitherResult;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/JsonUtils.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/JsonUtils.java
new file mode 100644
index 0000000000..30d70cd019
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/JsonUtils.java
@@ -0,0 +1,45 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import com.google.gson.JsonElement;
+
+public class JsonUtils {
+
+	public static String toString(JsonElement jsonElement) {
+
+		if (jsonElement == null) {
+			return null;
+		}
+
+		if (false == jsonElement.isJsonNull()) {
+			if (false == jsonElement.isJsonObject()) {
+				return jsonElement.getAsString();
+			} else {
+				return jsonElement.toString();
+			}
+		} else {
+			return null;
+		}
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/MethodActivationStatusEnum.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/MethodActivationStatusEnum.java
new file mode 100644
index 0000000000..bba04fa359
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/MethodActivationStatusEnum.java
@@ -0,0 +1,25 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+public enum MethodActivationStatusEnum {
+	SUCCESS, NOT_ALLOWED, FAILED, NOT_FOUND;
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/SerializationUtils.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/SerializationUtils.java
new file mode 100644
index 0000000000..ee2895f9fa
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/SerializationUtils.java
@@ -0,0 +1,87 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.ObjectInput;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutput;
+import java.io.ObjectOutputStream;
+
+import org.nustaq.serialization.FSTConfiguration;
+import org.openecomp.sdc.be.config.BeEcompErrorManager;
+import org.openecomp.sdc.be.config.BeEcompErrorManager.ErrorSeverity;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fj.data.Either;
+
+public class SerializationUtils {
+
+	private static Logger log = LoggerFactory.getLogger(SerializationUtils.class.getName());
+
+	private static FSTConfiguration conf = FSTConfiguration.createDefaultConfiguration();
+
+	public static Either<byte[], Boolean> serialize(Object object) {
+
+		try (ByteArrayOutputStream bos = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(bos)) {
+			out.writeObject(object);
+			return Either.left(bos.toByteArray());
+		} catch (Exception e) {
+			log.debug("Failed to serialize object", e);
+			return Either.right(false);
+		}
+	}
+
+	public static Either<Object, Boolean> deserialize(byte[] bytes) {
+
+		try (ByteArrayInputStream bis = new ByteArrayInputStream(bytes); ObjectInput in = new ObjectInputStream(bis)) {
+			return Either.left(in.readObject());
+		} catch (Exception e) {
+			log.debug("Failed to deserialize object", e);
+			return Either.right(false);
+		}
+	}
+
+	public static Either<byte[], Boolean> serializeExt(Object object) {
+		try {
+			byte[] value = conf.asByteArray(object);
+			return Either.left(value);
+		} catch (Exception e) {
+			return Either.right(false);
+		}
+	}
+
+	public static <T> Either<T, Boolean> deserializeExt(byte[] bytes, Class<T> clazz, String componentName) {
+		try {
+			Object object = conf.asObject(bytes);
+			T castObject = clazz.cast(object);
+			return Either.left(castObject);
+		} catch (Exception e) {
+			log.debug("Failed to deserialize object of type " + clazz + " and uid " + componentName, e);
+			BeEcompErrorManager.getInstance().logInternalUnexpectedError("DeserializeObjectFromCache",
+					"Failed to deserialize object of type " + clazz, ErrorSeverity.WARNING);
+			return Either.right(false);
+		}
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/StreamUtils.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/StreamUtils.java
new file mode 100644
index 0000000000..90371a3403
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/StreamUtils.java
@@ -0,0 +1,136 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Spliterator;
+import java.util.Spliterators.AbstractSpliterator;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+import java.util.stream.Stream;
+import java.util.stream.StreamSupport;
+
+/**
+ * Utility Class For Actions On Streams
+ * 
+ * @author mshitrit
+ *
+ */
+public final class StreamUtils {
+	private StreamUtils() {
+		throw new UnsupportedOperationException();
+	}
+
+	/**
+	 * Breaks the stream when the predicate is not met.<br>
+	 * Does not evaluate elements after the stream breaks.<br>
+	 * This method evaluates the stream.<br>
+	 * 
+	 * @param stream
+	 * @param predicate
+	 * @return
+	 */
+	public static <T> Stream<T> takeWhilePlusOneNoEval(Stream<T> stream, Predicate<T> predicate) {
+		List<T> results = new ArrayList<>();
+		Consumer<T> listAdder = e -> results.add(e);
+		stream.map(e -> {
+			listAdder.accept(e);
+			return e;
+		}).filter(e -> !predicate.test(e)).findFirst();
+		return results.stream();
+	}
+
+	public static <T> Stream<T> takeWhile(Stream<T> stream, Predicate<T> predicate) {
+		return StreamSupport.stream(takeWhile(stream.spliterator(), predicate), false);
+	}
+
+	public static <T> Stream<T> takeWhilePlusOne(Stream<T> stream, Predicate<T> predicate) {
+		return StreamSupport.stream(takeWhile(stream.spliterator(), new StopAfterFailPredicate<T>(predicate)), false);
+	}
+
+	private static <T> Spliterator<T> takeWhile(Spliterator<T> splitr, Predicate<T> predicate) {
+		return new MySplitIterator<T>(splitr, predicate);
+	}
+
+	public static class MySplitIterator<T> extends AbstractSpliterator<T> implements Spliterator<T> {
+		boolean stillGoing = true;
+		private Spliterator<T> innerItr;
+		private Predicate<T> innerPred;
+
+		private MySplitIterator(Spliterator<T> splitItr, Predicate<T> pred) {
+			super(splitItr.estimateSize(), 0);
+			innerItr = splitItr;
+			innerPred = pred;
+		}
+
+		@Override
+		public boolean tryAdvance(Consumer<? super T> action) {
+			boolean canAdvance = true;
+			if (stillGoing) {
+				stillGoing = innerItr.tryAdvance(createConsumerWrapper(action));
+			} else {
+				canAdvance = false;
+			}
+			return canAdvance;
+		}
+
+		private Consumer<? super T> createConsumerWrapper(Consumer<? super T> action) {
+			Consumer<? super T> cons = new Consumer<T>() {
+				@Override
+				public void accept(T t) {
+					stillGoing = innerPred.test(t);
+					if (stillGoing) {
+						action.accept(t);
+					}
+
+				}
+			};
+
+			return cons;
+		}
+
+	}
+
+	public static class StopAfterFailPredicate<T> implements Predicate<T> {
+		boolean hasNotFailed;
+		Predicate<T> innerPredicate;
+
+		private StopAfterFailPredicate(Predicate<T> pred) {
+			hasNotFailed = true;
+			innerPredicate = pred;
+		};
+
+		@Override
+		public boolean test(T t) {
+			boolean isPassed;
+			if (hasNotFailed) {
+				isPassed = true;
+				hasNotFailed = innerPredicate.test(t);
+			} else {
+				isPassed = false;
+			}
+			return isPassed;
+		}
+
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/ThreadLocalsHolder.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ThreadLocalsHolder.java
new file mode 100644
index 0000000000..92e0c07a4f
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ThreadLocalsHolder.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+public class ThreadLocalsHolder {
+
+	private static final ThreadLocal<String> uuidThreadLocal = new ThreadLocal<>();
+	private static final ThreadLocal<Long> requestStartTimeThreadLocal = new ThreadLocal<>();
+	private static final ThreadLocal<Boolean> isMdcProcessedThreadLocal = new ThreadLocal<Boolean>() {
+		@Override
+		protected Boolean initialValue() {
+			return false;
+		}
+	};
+
+	public static void setMdcProcessed(Boolean isMdcProcessed) {
+		isMdcProcessedThreadLocal.set(isMdcProcessed);
+	}
+
+	public static void setUuid(String uuid) {
+		uuidThreadLocal.set(uuid);
+	}
+
+	public static void setRequestStartTime(Long requestStartTime) {
+		requestStartTimeThreadLocal.set(requestStartTime);
+	}
+
+	public static String getUuid() {
+		return uuidThreadLocal.get();
+	}
+
+	public static Long getRequestStartTime() {
+		return requestStartTimeThreadLocal.get();
+	}
+
+	public static Boolean isMdcProcessed() {
+		return isMdcProcessedThreadLocal.get();
+	}
+
+	public static void cleanup() {
+		uuidThreadLocal.remove();
+		requestStartTimeThreadLocal.remove();
+		isMdcProcessedThreadLocal.remove();
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/ValidationUtils.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ValidationUtils.java
new file mode 100644
index 0000000000..b2b0344b39
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ValidationUtils.java
@@ -0,0 +1,498 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+import org.apache.commons.lang3.StringEscapeUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.math.NumberUtils;
+import org.apache.commons.lang3.text.WordUtils;
+import org.apache.commons.validator.routines.UrlValidator;
+import org.jsoup.Jsoup;
+import org.jsoup.helper.StringUtil;
+import org.jsoup.safety.Whitelist;
+
+import com.google.common.base.CharMatcher;
+
+public class ValidationUtils {
+	public final static Integer COMPONENT_NAME_MAX_LENGTH = 1024;
+	public final static Pattern COMPONENT_NAME_PATTERN = Pattern.compile("^[\\w \\.\\-\\_\\:\\+]{1," + COMPONENT_NAME_MAX_LENGTH + "}$");
+	public final static Integer ADDITIONAL_INFORMATION_KEY_MAX_LENGTH = 50;
+	public final static Pattern ADDITIONAL_INFORMATION_KEY_PATTERN = Pattern.compile("^[\\w\\s\\.\\-\\_]{1," + COMPONENT_NAME_MAX_LENGTH + "}$");
+	public final static Integer RSI_NAME_MAX_LENGTH = 1024;
+	public final static Pattern RSI_NAME_PATTERN = Pattern.compile("^[\\w \\s\\.\\-\\_\\:\\+]{1," + RSI_NAME_MAX_LENGTH + "}$");
+	public final static Integer COMMENT_MAX_LENGTH = 256;
+
+	public final static Integer ICON_MAX_LENGTH = 25;
+	public final static Pattern ICON_PATTERN = Pattern.compile("^[\\w\\-]{1," + ICON_MAX_LENGTH + "}$");
+	public final static Integer PROJECT_CODE_MAX_LEGTH = 10;
+	//public final static Pattern PROJECT_CODE_PATTERN = Pattern.compile("^[\\d]{5," + PROJECT_CODE_MAX_LEGTH + "}$");
+	public final static Pattern PROJECT_CODE_PATTERN = Pattern.compile("^[\\s\\w_.-]{1,50}$");
+	public final static Integer CONNTACT_ID_MAX_LENGTH = 6;
+	// Format : aannnX (where a=a-z or A-Z, n=0-9, and X=a-z,A-Z, or 0-9)
+	//public final static Pattern CONTACT_ID_PATTERN = Pattern.compile("[mM]{1}[0-9]{5}|[a-zA-Z]{2}[0-9]{4}|[a-zA-Z]{2}[0-9]{3}[a-zA-Z]{1}");
+	public final static Pattern CONTACT_ID_PATTERN = Pattern.compile("^[\\s\\w_.-]{1,50}$");
+	public final static Pattern OCTET_PATTERN = Pattern.compile("%[a-fA-F0-9]{2}");
+	public final static Pattern NONE_UTF8_PATTERN = Pattern.compile("[^\\x00-\\x7F]+");
+	public final static Pattern URL_INVALIDE_PATTERN = Pattern.compile("[,#?&@$<>~^`\\\\\\[\\]{}|\")(*!+=;%]+");
+
+	public final static Pattern ENGLISH_PATTERN = Pattern.compile("^[\\p{Graph}\\x20]+$");
+	public final static Integer COMPONENT_DESCRIPTION_MAX_LENGTH = 1024;
+	public final static Integer TAG_MAX_LENGTH = 1024;
+	public final static Integer TAG_LIST_MAX_LENGTH = 1024;
+	public final static Integer VENDOR_NAME_MAX_LENGTH = 25;
+	public final static Pattern VENDOR_NAME_PATTERN = Pattern.compile("^[\\x20-\\x21\\x23-\\x29\\x2B-\\x2E\\x30-\\x39\\x3B\\x3D\\x40-\\x5B\\x5D-\\x7B\\x7D-\\xFF]+$");
+	public final static Integer VENDOR_RELEASE_MAX_LENGTH = 25;
+	public final static Pattern VENDOR_RELEASE_PATTERN = Pattern.compile("^[\\x20-\\x21\\x23-\\x29\\x2B-\\x2E\\x30-\\x39\\x3B\\x3D\\x40-\\x5B\\x5D-\\x7B\\x7D-\\xFF]+$");
+
+	public final static Pattern CLEAN_FILENAME_PATTERN = Pattern.compile("[\\x00-\\x1f\\x80-\\x9f\\x5c/<?>\\*:|\"/]+");
+
+	public final static Pattern DASH_PATTERN = Pattern.compile("[-]+");
+	public final static Pattern UNDERSCORE_PATTERN = Pattern.compile("[_]+");
+	public final static Pattern PLUS_PATTERN = Pattern.compile("[+]+");
+	public final static Pattern SPACE_PATTERN = Pattern.compile("[ ]+");
+	public final static Pattern AMP_PATTERN = Pattern.compile("[&]+");
+	public final static Pattern DOT_PATTERN = Pattern.compile("[\\.]+");
+	public final static Pattern APOST_PATTERN = Pattern.compile("[']+");
+	public final static Pattern HASHTAG_PATTERN = Pattern.compile("[#]+");
+	public final static Pattern EQUAL_PATTERN = Pattern.compile("[=]+");
+	public final static Pattern COLON_PATTERN = Pattern.compile("[:]+");
+	public final static Pattern AT_PATTERN = Pattern.compile("[@]+");
+	public final static Pattern AND_PATTERN = Pattern.compile(" [aA][Nn][Dd] ");
+	public final static Set<String> CATEGORY_CONJUNCTIONS = new HashSet<String>(Arrays.asList("of", "to", "for", "as", "a", "an", "the"));
+
+	public final static Pattern COST_PATTERN = Pattern.compile("^[0-9]{1,5}\\.[0-9]{1,3}$");
+	public final static Pattern ARTIFACT_LABEL_PATTERN = Pattern.compile("^[a-zA-Z0-9 \\-+]+$");
+	public final static Integer ARTIFACT_LABEL_LENGTH = 25;
+	public final static Pattern CATEGORY_LABEL_PATTERN = Pattern.compile("^[a-zA-Z0-9][a-zA-Z0-9 &\\.'#=:@_\\-+]+$");
+	public final static Integer CATEGORY_LABEL_MIN_LENGTH = 4;
+	public final static Integer CATEGORY_LABEL_MAX_LENGTH = 25;
+
+	public final static Pattern COMPONENT_NAME_DELIMETER_PATTERN = Pattern.compile("[\\.\\-\\_]+");
+	public final static Pattern COMPONENT_INCTANCE_NAME_DELIMETER_PATTERN = Pattern.compile("[\\.\\-]+");
+	public final static Pattern PRODUCT_NAME_DELIMETER_PATTERN = Pattern.compile("[\\.\\-\\_&=#@':\\[\\]\\+]+");
+	public final static Integer CONSUMER_NAME_MAX_LENGTH = 255;
+	// public final static Pattern CONSUMER_NAME_PATTERN =
+	// Pattern.compile("^[\\w]{1}?[\\w\\.\\-]{0," + CONSUMER_NAME_MAX_LENGTH +
+	// "}?$");
+	public final static Pattern CONSUMER_NAME_PATTERN = Pattern.compile("^[\\w]+[\\w\\.\\-]*$");
+	public final static Integer CONSUMER_SALT_LENGTH = 32;
+	public final static Integer CONSUMER_PASSWORD_LENGTH = 64;
+	public final static Pattern CONSUMER_PASS_SALT_PATTERN = Pattern.compile("^[a-z0-9]+$");
+	public final static Pattern FLOAT_PATTERN = Pattern.compile("^[\\d]+[\\.]{1}[\\d]+$");
+	public final static Pattern CERTIFIED_VERSION_PATTERN = Pattern.compile("^[1-9][0-9]*\\.0$");
+	public final static Pattern MINOR_VERSION_PATTERN = Pattern.compile("^0\\.[1-9][0-9]*$");
+	public final static Pattern TAGS_PATTERN = Pattern.compile("<[^><]*>");
+
+	public final static Integer ARTIFACT_NAME_LENGTH = 255;
+	public final static Integer API_URL_LENGTH = 100;
+	public final static Integer ARTIFACT_DESCRIPTION_MAX_LENGTH = 256;
+
+	public final static Integer PRODUCT_FULL_NAME_MIN_LENGTH = 4;
+	public final static Integer PRODUCT_FULL_NAME_MAX_LENGTH = 100;
+
+	public static boolean validateArtifactLabel(String label) {
+		return ARTIFACT_LABEL_PATTERN.matcher(label).matches();
+	}
+
+	public static boolean validateCategoryDisplayNameFormat(String label) {
+		boolean res = true;
+		if (label != null) {
+			label = label.trim();
+			res = CATEGORY_LABEL_PATTERN.matcher(label).matches();
+		}
+		return res;
+	}
+
+	public static String normalizeCategoryName4Display(String str) {
+		if (str != null) {
+			str = str.trim();
+			str = DASH_PATTERN.matcher(str).replaceAll("-");
+			str = UNDERSCORE_PATTERN.matcher(str).replaceAll("_");
+			str = AMP_PATTERN.matcher(str).replaceAll("&");
+			str = PLUS_PATTERN.matcher(str).replaceAll("+");
+			str = DOT_PATTERN.matcher(str).replaceAll(".");
+			str = APOST_PATTERN.matcher(str).replaceAll("'");
+			str = HASHTAG_PATTERN.matcher(str).replaceAll("#");
+			str = EQUAL_PATTERN.matcher(str).replaceAll("=");
+			str = COLON_PATTERN.matcher(str).replaceAll(":");
+			str = AT_PATTERN.matcher(str).replaceAll("@");
+			str = normaliseWhitespace(str);
+			str = AND_PATTERN.matcher(str).replaceAll(" & ");
+
+			// Case normalizing
+			StringBuilder sb = new StringBuilder();
+			String[] split = str.split(" ");
+			for (int i = 0; i < split.length; i++) {
+				String splitted = split[i];
+				String lowerCase = splitted.toLowerCase();
+				// BANK OF AMERICA --> BANK of AMERICA ("of" is lowercased), but
+				// OF BANK OF AMERICA --> OF BANK of AMERICA (first "OF" is not
+				// lowercased because it's first word)
+				// Agreed with Ella, 26/11/15
+				if ((i > 0) && CATEGORY_CONJUNCTIONS.contains(lowerCase)) {
+					sb.append(lowerCase);
+				} else {
+					sb.append(WordUtils.capitalize(splitted));
+				}
+				sb.append(" ");
+			}
+			str = sb.toString().trim();
+		}
+		return str;
+	}
+
+	public static String normalizeCategoryName4Uniqueness(String str) {
+		return str.toLowerCase();
+	}
+
+	public static boolean validateCategoryDisplayNameLength(String label) {
+		return (label != null && label.length() >= CATEGORY_LABEL_MIN_LENGTH && label.length() <= CATEGORY_LABEL_MAX_LENGTH);
+	}
+
+	public static boolean validateProductFullNameLength(String fullName) {
+		return (fullName != null && fullName.length() >= PRODUCT_FULL_NAME_MIN_LENGTH && fullName.length() <= PRODUCT_FULL_NAME_MAX_LENGTH);
+	}
+
+	public static boolean validateArtifactLabelLength(String label) {
+		return label.length() > 0 && label.length() <= ARTIFACT_LABEL_LENGTH;
+	}
+
+	public static boolean validateResourceInstanceNameLength(String resourceInstanceName) {
+		return resourceInstanceName.length() <= RSI_NAME_MAX_LENGTH;
+	}
+
+	public static boolean validateResourceInstanceName(String resourceInstanceName) {
+		return RSI_NAME_PATTERN.matcher(resourceInstanceName).matches();
+	}
+
+	public static boolean validateUrlLength(String url) {
+		return url.length() <= API_URL_LENGTH;
+	}
+
+	public static boolean validateArtifactNameLength(String artifactName) {
+		return (artifactName.length() <= ARTIFACT_NAME_LENGTH && artifactName.length() > 0);
+	}
+
+	public static boolean validateComponentNamePattern(String componentName) {
+		return COMPONENT_NAME_PATTERN.matcher(componentName).matches();
+	}
+
+	public static boolean validateComponentNameLength(String componentName) {
+		return componentName.length() <= COMPONENT_NAME_MAX_LENGTH;
+	}
+
+	public static boolean validateIcon(String icon) {
+		return ICON_PATTERN.matcher(icon).matches();
+	}
+
+	public static boolean validateIconLength(String icon) {
+		return icon.length() <= ICON_MAX_LENGTH;
+	}
+
+	public static boolean validateProjectCode(String projectCode) {
+		return PROJECT_CODE_PATTERN.matcher(projectCode).matches();
+	}
+
+	public static boolean validateProjectCodeLegth(String projectCode) {
+		return projectCode.length() <= PROJECT_CODE_MAX_LEGTH;
+	}
+
+	public static boolean validateContactId(String contactId) {
+		return CONTACT_ID_PATTERN.matcher(contactId).matches();
+	}
+
+	public static boolean validateCost(String cost) {
+		return COST_PATTERN.matcher(cost).matches();
+	}
+
+	public static String removeHtmlTags(String str) {
+		return Jsoup.clean(str, Whitelist.none());
+	}
+
+	public static String removeAllTags(String htmlText) {
+
+		String stripped = TAGS_PATTERN.matcher(htmlText).replaceAll("").trim();
+		return stripped;
+	}
+
+	public static String normaliseWhitespace(String str) {
+		return StringUtil.normaliseWhitespace(str);
+	}
+
+	public static String stripOctets(String str) {
+		return OCTET_PATTERN.matcher(str).replaceAll("");
+	}
+
+	public static String removeNoneUtf8Chars(String input) {
+		return NONE_UTF8_PATTERN.matcher(input).replaceAll("");
+	}
+
+	public static boolean validateIsEnglish(String input) {
+		return ENGLISH_PATTERN.matcher(input).matches();
+	}
+
+	public static boolean validateIsAscii(String input) {
+
+		boolean isAscii = CharMatcher.ASCII.matchesAllOf(input);
+
+		return isAscii;
+	}
+
+	public static String convertHtmlTagsToEntities(String input) {
+		return StringEscapeUtils.escapeHtml4(input);
+	}
+
+	public static List<String> removeDuplicateFromList(List<String> list) {
+		Set<String> hs = new LinkedHashSet<>(list);
+		list.clear();
+		list.addAll(hs);
+		return list;
+
+	}
+
+	public static boolean validateTagLength(String tag) {
+		if (tag != null) {
+			return tag.length() <= TAG_MAX_LENGTH;
+		}
+		return false;
+	}
+
+	public static boolean validateTagListLength(int tagListLength) {
+		return tagListLength <= TAG_LIST_MAX_LENGTH;
+	}
+
+	public static boolean validateDescriptionLength(String description) {
+		return description.length() <= COMPONENT_DESCRIPTION_MAX_LENGTH;
+	}
+
+	public static boolean validateStringNotEmpty(String value) {
+		if ((value == null) || (value.trim().isEmpty())) {
+			return false;
+		}
+		return true;
+	}
+
+	public static boolean validateListNotEmpty(List<?> list) {
+		if ((list == null) || (list.isEmpty())) {
+			return false;
+		}
+		return true;
+	}
+
+	public static boolean validateVendorName(String ventorName) {
+		return VENDOR_NAME_PATTERN.matcher(ventorName).matches();
+	}
+
+	public static boolean validateVendorNameLength(String ventorName) {
+		return ventorName.length() <= VENDOR_NAME_MAX_LENGTH;
+	}
+
+	public static boolean validateVendorRelease(String vendorRelease) {
+		return VENDOR_RELEASE_PATTERN.matcher(vendorRelease).matches();
+	}
+
+	public static boolean validateVendorReleaseLength(String vendorRelease) {
+		return vendorRelease.length() <= VENDOR_RELEASE_MAX_LENGTH;
+	}
+
+	public static boolean hasBeenCertified(String version) {
+		return NumberUtils.toDouble(version) >= 1;
+	}
+
+	public static String normaliseComponentName(String name) {
+		String[] split = splitComponentName(name);
+		StringBuffer sb = new StringBuffer();
+		for (String splitElement : split) {
+			sb.append(splitElement);
+		}
+		return sb.toString();
+
+	}
+
+	public static String normaliseComponentInstanceName(String name) {
+		String[] split = splitComponentInctanceName(name);
+		StringBuffer sb = new StringBuffer();
+		for (String splitElement : split) {
+			sb.append(splitElement);
+		}
+		return sb.toString();
+
+	}
+
+	private static String[] splitComponentName(String name) {
+		String normalizedName = name.toLowerCase();
+		normalizedName = COMPONENT_NAME_DELIMETER_PATTERN.matcher(normalizedName).replaceAll(" ");
+		String[] split = normalizedName.split(" ");
+		return split;
+	}
+
+	private static String[] splitComponentInctanceName(String name) {
+		String normalizedName = name.toLowerCase();
+		normalizedName = COMPONENT_INCTANCE_NAME_DELIMETER_PATTERN.matcher(normalizedName).replaceAll(" ");
+		String[] split = normalizedName.split(" ");
+		return split;
+	}
+
+	public static String convertToSystemName(String name) {
+		String[] split = splitComponentName(name);
+		StringBuffer sb = new StringBuffer();
+		for (String splitElement : split) {
+			String capitalize = WordUtils.capitalize(splitElement);
+			sb.append(capitalize);
+		}
+		return sb.toString();
+	}
+
+	public static String normalizeFileName(String filename) {
+		// String[] split = filename.split(Pattern.quote(File.separator));
+		// String name = "";
+		//
+		// name = split[split.length - 1];
+		return cleanFileName(filename);
+
+	}
+
+	private static String cleanFileName(String str) {
+		str = CLEAN_FILENAME_PATTERN.matcher(str).replaceAll("");
+		str = normaliseWhitespace(str);
+		str = SPACE_PATTERN.matcher(str).replaceAll("-");
+		str = DASH_PATTERN.matcher(str).replaceAll("-");
+		str = StringUtils.strip(str, "-_ .");
+
+		return str;
+	}
+
+	public static boolean validateUrl(String url) {
+
+		UrlValidator urlValidator = new UrlValidator();
+		if (!urlValidator.isValid(url)) {
+			return false;
+		}
+		if (NONE_UTF8_PATTERN.matcher(url).find()) {
+			return false;
+		}
+
+		if (URL_INVALIDE_PATTERN.matcher(url).find()) {
+			return false;
+		}
+		return true;
+
+	}
+
+	public static String cleanArtifactDisplayName(String strIn) {
+		String str = DASH_PATTERN.matcher(strIn).replaceAll("-");
+		str = UNDERSCORE_PATTERN.matcher(str).replaceAll("_");
+		str = PLUS_PATTERN.matcher(str).replaceAll("+");
+		str = normaliseWhitespace(str);
+		str = str.trim();
+		// str = str.replaceAll(" ", "");
+
+		return str;
+	}
+
+	public static String normalizeArtifactLabel(String strIn) {
+
+		String str = DASH_PATTERN.matcher(strIn).replaceAll("");
+		str = UNDERSCORE_PATTERN.matcher(str).replaceAll("");
+		str = PLUS_PATTERN.matcher(str).replaceAll("");
+		str = SPACE_PATTERN.matcher(str).replaceAll("");
+		str = str.toLowerCase();
+
+		return str;
+	}
+
+	public static boolean validateAdditionalInformationKeyName(String str) {
+		return ADDITIONAL_INFORMATION_KEY_PATTERN.matcher(str).matches();
+	}
+
+	public static String normalizeAdditionalInformation(String str) {
+		if (str != null) {
+			str = DASH_PATTERN.matcher(str).replaceAll("-");
+			str = UNDERSCORE_PATTERN.matcher(str).replaceAll("_");
+			str = normaliseWhitespace(str);
+		}
+		return str;
+	}
+
+	public static boolean validateLength(String str, int length) {
+		if (str == null) {
+			return true;
+		}
+		return str.length() <= length;
+	}
+
+	public static boolean validateConsumerName(String consumerName) {
+		return CONSUMER_NAME_PATTERN.matcher(consumerName).matches();
+	}
+
+	public static boolean isUTF8Str(String str) {
+		if (NONE_UTF8_PATTERN.matcher(str).find()) {
+			return false;
+		}
+		return true;
+	}
+
+	public static boolean validateConsumerPassSalt(String consumerSalt) {
+		return CONSUMER_PASS_SALT_PATTERN.matcher(consumerSalt).matches();
+	}
+
+	public static boolean isFloatNumber(String number) {
+		return FLOAT_PATTERN.matcher(number).matches();
+	}
+
+	public static boolean validateCertifiedVersion(String version) {
+		return (version != null && CERTIFIED_VERSION_PATTERN.matcher(version).matches());
+	}
+
+	public static boolean validateMinorVersion(String version) {
+		return (version != null && MINOR_VERSION_PATTERN.matcher(version).matches());
+	}
+
+	public static String normaliseProductName(String name) {
+		String[] split = splitComponentName(PRODUCT_NAME_DELIMETER_PATTERN, name);
+		StringBuffer sb = new StringBuffer();
+		for (String splitElement : split) {
+			sb.append(splitElement);
+		}
+		return sb.toString();
+
+	}
+
+	private static String[] splitComponentName(Pattern pattern, String name) {
+		String normalizedName = name.toLowerCase();
+		normalizedName = pattern.matcher(normalizedName).replaceAll(" ");
+		String[] split = normalizedName.split(" ");
+		return split;
+	}
+
+	public static String removeHtmlTagsOnly(String htmlText) {
+		String stripped = HtmlCleaner.stripHtml(htmlText, false);
+		return stripped;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/YamlToObjectConverter.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/YamlToObjectConverter.java
new file mode 100644
index 0000000000..75ac208432
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/YamlToObjectConverter.java
@@ -0,0 +1,275 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.commons.codec.binary.Base64;
+import org.openecomp.sdc.be.config.DistributionEngineConfiguration;
+import org.openecomp.sdc.be.config.Configuration.ApplicationL1CacheConfig;
+import org.openecomp.sdc.be.config.Configuration.ApplicationL2CacheConfig;
+import org.openecomp.sdc.be.config.Configuration.BeMonitoringConfig;
+import org.openecomp.sdc.be.config.Configuration.DeploymentArtifactTypeConfig;
+import org.openecomp.sdc.be.config.Configuration.EcompPortalConfig;
+import org.openecomp.sdc.be.config.Configuration.ElasticSearchConfig;
+import org.openecomp.sdc.be.config.Configuration.OnboardingConfig;
+import org.openecomp.sdc.be.config.Configuration.SwitchoverDetectorConfig;
+import org.openecomp.sdc.be.config.Configuration.ToscaValidatorsConfig;
+import org.openecomp.sdc.be.config.Configuration.ElasticSearchConfig.IndicesTimeFrequencyEntry;
+import org.openecomp.sdc.be.config.DistributionEngineConfiguration.ComponentArtifactTypesConfig;
+import org.openecomp.sdc.be.config.DistributionEngineConfiguration.CreateTopicConfig;
+import org.openecomp.sdc.be.config.DistributionEngineConfiguration.DistributionNotificationTopicConfig;
+import org.openecomp.sdc.be.config.DistributionEngineConfiguration.DistributionStatusTopicConfig;
+import org.openecomp.sdc.be.config.validation.DeploymentArtifactHeatConfiguration;
+import org.openecomp.sdc.fe.config.Configuration.FeMonitoringConfig;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.TypeDescription;
+import org.yaml.snakeyaml.Yaml;
+import org.yaml.snakeyaml.error.YAMLException;
+import org.yaml.snakeyaml.introspector.PropertyUtils;
+import org.yaml.snakeyaml.nodes.Node;
+
+public class YamlToObjectConverter {
+
+	private static Logger log = LoggerFactory.getLogger(YamlToObjectConverter.class.getName());
+
+	private static HashMap<String, Yaml> yamls = new HashMap<String, Yaml>();
+
+	private static Yaml defaultYaml = new Yaml();
+
+	static {
+
+		org.yaml.snakeyaml.constructor.Constructor deConstructor = new org.yaml.snakeyaml.constructor.Constructor(
+				DistributionEngineConfiguration.class);
+		TypeDescription deDescription = new TypeDescription(DistributionEngineConfiguration.class);
+		deDescription.putListPropertyType("distributionStatusTopic", DistributionStatusTopicConfig.class);
+		deDescription.putListPropertyType("distribNotifServiceArtifactTypes", ComponentArtifactTypesConfig.class);
+		deDescription.putListPropertyType("distribNotifResourceArtifactTypes", ComponentArtifactTypesConfig.class);
+		deDescription.putListPropertyType("createTopic", CreateTopicConfig.class);
+		deDescription.putListPropertyType("distributionNotificationTopic", DistributionNotificationTopicConfig.class);
+		deConstructor.addTypeDescription(deDescription);
+		Yaml yaml = new Yaml(deConstructor);
+		yamls.put(DistributionEngineConfiguration.class.getName(), yaml);
+
+		// FE conf
+		org.yaml.snakeyaml.constructor.Constructor feConfConstructor = new org.yaml.snakeyaml.constructor.Constructor(
+				org.openecomp.sdc.fe.config.Configuration.class);
+		TypeDescription feConfDescription = new TypeDescription(org.openecomp.sdc.fe.config.Configuration.class);
+		feConfDescription.putListPropertyType("systemMonitoring", FeMonitoringConfig.class);
+		feConfConstructor.addTypeDescription(feConfDescription);
+		yamls.put(org.openecomp.sdc.fe.config.Configuration.class.getName(), new Yaml(feConfConstructor));
+
+		// BE conf
+		org.yaml.snakeyaml.constructor.Constructor beConfConstructor = new org.yaml.snakeyaml.constructor.Constructor(
+				org.openecomp.sdc.be.config.Configuration.class);
+		TypeDescription beConfDescription = new TypeDescription(org.openecomp.sdc.be.config.Configuration.class);
+		beConfConstructor.addTypeDescription(beConfDescription);
+
+		// systemMonitoring
+		beConfDescription.putListPropertyType("systemMonitoring", BeMonitoringConfig.class);
+
+		// elasticSearch
+		beConfDescription.putListPropertyType("elasticSearch", ElasticSearchConfig.class);
+		TypeDescription esDescription = new TypeDescription(ElasticSearchConfig.class);
+		esDescription.putListPropertyType("indicesTimeFrequency", IndicesTimeFrequencyEntry.class);
+		beConfConstructor.addTypeDescription(esDescription);
+
+		// resourceDeploymentArtifacts and serviceDeploymentArtifacts
+		beConfDescription.putMapPropertyType("resourceDeploymentArtifacts", String.class,
+				DeploymentArtifactTypeConfig.class);
+		beConfDescription.putMapPropertyType("serviceDeploymentArtifacts", String.class,
+				DeploymentArtifactTypeConfig.class);
+
+		// onboarding
+		beConfDescription.putListPropertyType("onboarding", OnboardingConfig.class);
+
+		// ecompPortal
+		beConfDescription.putListPropertyType("ecompPortal", EcompPortalConfig.class);
+		// switchoverDetector
+		beConfDescription.putListPropertyType("switchoverDetector", SwitchoverDetectorConfig.class);
+
+		// ApplicationL1Cache
+		beConfDescription.putListPropertyType("applicationL1Cache", ApplicationL1CacheConfig.class);
+
+		// ApplicationL2Cache
+		beConfDescription.putListPropertyType("applicationL2Cache", ApplicationL2CacheConfig.class);
+
+		// tosca validators config
+		beConfDescription.putListPropertyType("toscaValidators", ToscaValidatorsConfig.class);
+
+		yamls.put(org.openecomp.sdc.be.config.Configuration.class.getName(), new Yaml(beConfConstructor));
+
+		// HEAT deployment artifact
+		org.yaml.snakeyaml.constructor.Constructor depArtHeatConstructor = new org.yaml.snakeyaml.constructor.Constructor(
+				DeploymentArtifactHeatConfiguration.class);
+		PropertyUtils propertyUtils = new PropertyUtils();
+		// Skip properties which are found in YAML but not found in POJO
+		propertyUtils.setSkipMissingProperties(true);
+		depArtHeatConstructor.setPropertyUtils(propertyUtils);
+		yamls.put(org.openecomp.sdc.be.config.validation.DeploymentArtifactHeatConfiguration.class.getName(),
+				new Yaml(depArtHeatConstructor));
+
+	}
+
+	private static <T> Yaml getYamlByClassName(Class<T> className) {
+
+		Yaml yaml = yamls.get(className.getName());
+		if (yaml == null) {
+			yaml = defaultYaml;
+		}
+
+		return yaml;
+	}
+
+	public <T> T convert(String dirPath, Class<T> className, String configFileName) {
+
+		T config = null;
+
+		try {
+
+			String fullFileName = dirPath + File.separator + configFileName;
+
+			config = convert(fullFileName, className);
+
+		} catch (Exception e) {
+			log.error("Failed to convert yaml file " + configFileName + " to object.", e);
+		}
+
+		return config;
+	}
+
+	public class MyYamlConstructor extends org.yaml.snakeyaml.constructor.Constructor {
+		private HashMap<String, Class<?>> classMap = new HashMap<String, Class<?>>();
+
+		public MyYamlConstructor(Class<? extends Object> theRoot) {
+			super(theRoot);
+			classMap.put(DistributionEngineConfiguration.class.getName(), DistributionEngineConfiguration.class);
+			classMap.put(DistributionStatusTopicConfig.class.getName(), DistributionStatusTopicConfig.class);
+		}
+
+		/*
+		 * This is a modified version of the Constructor. Rather than using a
+		 * class loader to get external classes, they are already predefined
+		 * above. This approach works similar to the typeTags structure in the
+		 * original constructor, except that class information is pre-populated
+		 * during initialization rather than runtime.
+		 *
+		 * @see
+		 * org.yaml.snakeyaml.constructor.Constructor#getClassForNode(org.yaml.
+		 * snakeyaml.nodes.Node)
+		 */
+		protected Class<?> getClassForNode(Node node) {
+			String name = node.getTag().getClassName();
+			Class<?> cl = classMap.get(name);
+			if (cl == null)
+				throw new YAMLException("Class not found: " + name);
+			else
+				return cl;
+		}
+	}
+
+	public <T> T convert(String fullFileName, Class<T> className) {
+
+		T config = null;
+
+		Yaml yaml = getYamlByClassName(className);
+
+		InputStream in = null;
+		try {
+
+			File f = new File(fullFileName);
+			if (false == f.exists()) {
+				log.warn("The file " + fullFileName + " cannot be found. Ignore reading configuration.");
+				return null;
+			}
+			in = Files.newInputStream(Paths.get(fullFileName));
+
+			config = yaml.loadAs(in, className);
+
+			// System.out.println(config.toString());
+		} catch (Exception e) {
+			log.error("Failed to convert yaml file " + fullFileName + " to object.", e);
+		} finally {
+			if (in != null) {
+				try {
+					in.close();
+				} catch (IOException e) {
+					// TODO Auto-generated catch block
+					e.printStackTrace();
+				}
+			}
+		}
+
+		return config;
+	}
+
+	public <T> T convert(byte[] fileContents, Class<T> className) {
+
+		T config = null;
+
+		Yaml yaml = getYamlByClassName(className);
+
+		InputStream in = null;
+		try {
+
+			in = new ByteArrayInputStream(fileContents);
+
+			config = yaml.loadAs(in, className);
+
+		} catch (Exception e) {
+			log.error("Failed to convert yaml file to object", e);
+		} finally {
+			if (in != null) {
+				try {
+					in.close();
+				} catch (IOException e) {
+					// TODO Auto-generated catch block
+					e.printStackTrace();
+				}
+			}
+		}
+
+		return config;
+	}
+
+	public boolean isValidYaml(byte[] fileContents) {
+		if (Base64.isBase64(fileContents)) {
+			log.trace("Received Base64 data - decoding before validating...");
+			fileContents = Base64.decodeBase64(fileContents);
+		}
+		try {
+			Map<String, Object> mappedToscaTemplate = (Map<String, Object>) defaultYaml
+					.load(new ByteArrayInputStream(fileContents));
+		} catch (Exception e) {
+			log.error("Failed to convert yaml file to object - yaml is invalid", e);
+			return false;
+		}
+		return true;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/common/util/ZipUtil.java b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ZipUtil.java
new file mode 100644
index 0000000000..ac25c40cf7
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/common/util/ZipUtil.java
@@ -0,0 +1,178 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.common.util;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+import java.util.zip.ZipOutputStream;
+
+import org.apache.commons.io.output.ByteArrayOutputStream;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ZipUtil {
+
+	private static Logger log = LoggerFactory.getLogger(ZipUtil.class.getName());
+
+	private ZipUtil() {
+	}
+
+	public static Map<String, byte[]> readZip(byte[] zipAsBytes) {
+
+		ZipInputStream zis = null;
+		zis = new ZipInputStream(new ByteArrayInputStream(zipAsBytes));
+
+		return readZip(zis);
+	}
+
+	public static Map<String, byte[]> readZip(ZipInputStream zis) {
+
+		Map<String, byte[]> fileNameToByteArray = new HashMap<String, byte[]>();
+
+		byte[] buffer = new byte[1024];
+		try {
+			// get the zipped file list entry
+			ZipEntry ze = zis.getNextEntry();
+
+			while (ze != null) {
+
+				String fileName = ze.getName();
+
+				if (false == ze.isDirectory()) {
+
+					ByteArrayOutputStream os = new ByteArrayOutputStream();
+					try {
+						int len;
+						while ((len = zis.read(buffer)) > 0) {
+							os.write(buffer, 0, len);
+						}
+
+						fileNameToByteArray.put(fileName, os.toByteArray());
+
+					} finally {
+						if (os != null) {
+							os.close();
+						}
+					}
+				}
+				ze = zis.getNextEntry();
+
+			}
+
+			zis.closeEntry();
+			zis.close();
+
+		} catch (IOException ex) {
+			ex.printStackTrace();
+			return null;
+		} finally {
+			if (zis != null) {
+				try {
+					zis.closeEntry();
+					zis.close();
+				} catch (IOException e) {
+					// TODO: add log
+				}
+
+			}
+		}
+
+		return fileNameToByteArray;
+
+	}
+
+	public static void main(String[] args) {
+
+		String zipFileName = "/src/test/resources/config/config.zip";
+
+		zipFileName = "C:\\Git_work\\D2-SDnC\\catalog-be\\src\\test\\resources\\config\\config.zip";
+
+		Path path = Paths.get(zipFileName);
+
+		try {
+			byte[] zipAsBytes = Files.readAllBytes(path);
+			// encode to base
+
+			ZipUtil.readZip(zipAsBytes);
+
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+
+	}
+
+	public static byte[] zipBytes(byte[] input) throws IOException {
+		ByteArrayOutputStream baos = new ByteArrayOutputStream();
+		ZipOutputStream zos = new ZipOutputStream(baos);
+		ZipEntry entry = new ZipEntry("zip");
+		entry.setSize(input.length);
+		zos.putNextEntry(entry);
+		zos.write(input);
+		zos.closeEntry();
+		zos.close();
+		return baos.toByteArray();
+	}
+
+	public static byte[] unzip(byte[] zipped) {
+		ZipInputStream zipinputstream = null;
+		ByteArrayOutputStream outputStream = null;
+		try {
+			byte[] buf = new byte[1024];
+
+			zipinputstream = new ZipInputStream(new ByteArrayInputStream(zipped));
+			ZipEntry zipentry = zipinputstream.getNextEntry();
+			outputStream = new ByteArrayOutputStream();
+			int n;
+			while ((n = zipinputstream.read(buf, 0, 1024)) > -1) {
+				outputStream.write(buf, 0, n);
+			}
+
+			return outputStream.toByteArray();
+		} catch (Exception e) {
+			throw new IllegalStateException("Can't unzip input stream", e);
+		} finally {
+			if (outputStream != null) {
+				try {
+					outputStream.close();
+				} catch (IOException e) {
+					log.debug("Failed to close output stream", e);
+				}
+			}
+			if (zipinputstream != null) {
+				try {
+					zipinputstream.closeEntry();
+					zipinputstream.close();
+				} catch (IOException e) {
+					log.debug("Failed to close zip input stream", e);
+				}
+			}
+		}
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/AbstractSdncException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/AbstractSdncException.java
new file mode 100644
index 0000000000..83e8321ea6
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/AbstractSdncException.java
@@ -0,0 +1,116 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+import java.util.Arrays;
+import java.util.Formatter;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public abstract class AbstractSdncException {
+
+	private String messageId;
+
+	private String text;
+
+	private String[] variables;
+
+	private static Logger log = LoggerFactory.getLogger(AbstractSdncException.class.getName());
+
+	private final static Pattern ERROR_PARAM_PATTERN = Pattern.compile("%\\d");
+
+	public AbstractSdncException() {
+	}
+
+	public AbstractSdncException(String messageId, String text, String[] variables) {
+		super();
+		this.messageId = messageId;
+		this.text = text;
+		this.variables = validateParameters(messageId, text, variables);
+	}
+
+	private String[] validateParameters(String messageId, String text, String[] variables) {
+		String[] res = null;
+		Matcher m = ERROR_PARAM_PATTERN.matcher(text);
+		int expectedParamsNum = 0;
+		while (m.find()) {
+			expectedParamsNum += 1;
+		}
+		int actualParamsNum = (variables != null) ? variables.length : 0;
+		if (actualParamsNum < expectedParamsNum) {
+			log.warn(
+					"Received less parameters than expected for error with messageId {}, expected: {}, actual: {}. Missing parameters are padded with null values.",
+					messageId, expectedParamsNum, actualParamsNum);
+		} else if (actualParamsNum > expectedParamsNum) {
+			log.warn(
+					"Received more parameters than expected for error with messageId {}, expected: {}, actual: {}. Extra parameters are ignored.",
+					messageId, expectedParamsNum, actualParamsNum);
+		}
+		if (variables != null) {
+			res = Arrays.copyOf(variables, expectedParamsNum);
+		}
+
+		return res;
+	}
+
+	public String getMessageId() {
+		return this.messageId;
+	}
+
+	public String getText() {
+		return text;
+	}
+
+	public String[] getVariables() {
+		return variables;
+	}
+
+	public void setMessageId(String messageId) {
+		this.messageId = messageId;
+	}
+
+	public void setText(String text) {
+		this.text = text;
+	}
+
+	public void setVariables(String[] variables) {
+		this.variables = variables;
+	}
+
+	public String getFormattedErrorMessage() {
+		String res;
+		if (variables != null && variables.length > 0) {
+			Formatter formatter = new Formatter();
+			try {
+				res = formatter.format(this.text.replaceAll("%\\d", "%s"), (Object[]) this.variables).toString();
+			} finally {
+				formatter.close();
+			}
+		} else {
+			res = this.text;
+		}
+		return res;
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/AlreadyExistException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/AlreadyExistException.java
new file mode 100644
index 0000000000..3baec2067e
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/AlreadyExistException.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * Exception to be thrown when trying to insert an existing an element that
+ * already exists.
+ * 
+ * @author luc boutier
+ */
+public class AlreadyExistException extends TechnicalException {
+	private static final long serialVersionUID = -6151150122897145634L;
+
+	/**
+	 * Create a new {@link AlreadyExistException} with the cause.
+	 * 
+	 * @param message
+	 *            Message.
+	 */
+	public AlreadyExistException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteLastApplicationEnvironmentException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteLastApplicationEnvironmentException.java
new file mode 100644
index 0000000000..ec33b69d82
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteLastApplicationEnvironmentException.java
@@ -0,0 +1,34 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class DeleteLastApplicationEnvironmentException extends TechnicalException {
+
+	private static final long serialVersionUID = -5192834855057177252L;
+
+	public DeleteLastApplicationEnvironmentException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public DeleteLastApplicationEnvironmentException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteReferencedObjectException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteReferencedObjectException.java
new file mode 100644
index 0000000000..6957e960c3
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/DeleteReferencedObjectException.java
@@ -0,0 +1,35 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * This exception should be thrown when attempting to delete an object in Alien
+ * which is still referenced (used) by other object
+ *
+ * @author Minh Khang VU
+ */
+public class DeleteReferencedObjectException extends TechnicalException {
+	private static final long serialVersionUID = 1L;
+
+	public DeleteReferencedObjectException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/FunctionalException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/FunctionalException.java
new file mode 100644
index 0000000000..5bf67484d5
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/FunctionalException.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * All functional exception which is related to user input must go here. It's a
+ * checked exception to force error handling and checking.
+ * 
+ * @author mkv
+ * 
+ */
+public class FunctionalException extends Exception {
+
+	private static final long serialVersionUID = 6712845685798792493L;
+
+	public FunctionalException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public FunctionalException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/IndexingServiceException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/IndexingServiceException.java
new file mode 100644
index 0000000000..d8b8518919
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/IndexingServiceException.java
@@ -0,0 +1,39 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * All errors happened while trying to access to index service
+ * 
+ * @author mkv
+ */
+public class IndexingServiceException extends TechnicalException {
+
+	private static final long serialVersionUID = 8644422735660389058L;
+
+	public IndexingServiceException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public IndexingServiceException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/InvalidArgumentException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/InvalidArgumentException.java
new file mode 100644
index 0000000000..ef6cd659e4
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/InvalidArgumentException.java
@@ -0,0 +1,33 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class InvalidArgumentException extends TechnicalException {
+	private static final long serialVersionUID = 931646037604062840L;
+
+	public InvalidArgumentException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public InvalidArgumentException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/NotFoundException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/NotFoundException.java
new file mode 100644
index 0000000000..988325ff3e
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/NotFoundException.java
@@ -0,0 +1,35 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class NotFoundException extends TechnicalException {
+
+	private static final long serialVersionUID = -5838741067731786413L;
+
+	public NotFoundException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public NotFoundException(String message) {
+		super(message);
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/OkResponseInfo.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/OkResponseInfo.java
new file mode 100644
index 0000000000..78405e0eb1
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/OkResponseInfo.java
@@ -0,0 +1,28 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class OkResponseInfo extends AbstractSdncException {
+
+	public OkResponseInfo(String messageId, String text, String[] variables) {
+		super(messageId, text, variables);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/PolicyException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/PolicyException.java
new file mode 100644
index 0000000000..8c5c8609b6
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/PolicyException.java
@@ -0,0 +1,31 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class PolicyException extends AbstractSdncException {
+
+	public PolicyException(String messageId, String text, String[] variables) {
+		super(messageId, text, variables);
+	}
+
+	public PolicyException() {
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/ResponseFormat.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/ResponseFormat.java
new file mode 100644
index 0000000000..5ccbc25d0e
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/ResponseFormat.java
@@ -0,0 +1,191 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * Nested POJOs to express required JSON format of the error
+ * 
+ * { "requestError": { "serviceException": { "messageId": "", "text": "",
+ * "variables": [] } } }
+ * 
+ * 
+ * @author paharoni
+ *
+ */
+
+public class ResponseFormat {
+
+	private int status;
+	private RequestErrorWrapper requestErrorWrapper;
+
+	public ResponseFormat() {
+		super();
+	}
+
+	public ResponseFormat(int status) {
+		super();
+		this.status = status;
+	}
+
+	public void setStatus(int status) {
+		this.status = status;
+	}
+
+	public Integer getStatus() {
+		return status;
+	}
+
+	public RequestErrorWrapper getRequestError() {
+		return requestErrorWrapper;
+	}
+
+	public void setRequestError(RequestErrorWrapper requestErrorWrapper) {
+		this.requestErrorWrapper = requestErrorWrapper;
+	}
+
+	public void setPolicyException(PolicyException policyException) {
+		this.requestErrorWrapper = new RequestErrorWrapper(new RequestError());
+		requestErrorWrapper.setPolicyException(policyException);
+	}
+
+	public void setServiceException(ServiceException serviceException) {
+		this.requestErrorWrapper = new RequestErrorWrapper(new RequestError());
+		requestErrorWrapper.setServiceException(serviceException);
+	}
+
+	public void setOkResponseInfo(OkResponseInfo okResponseInfo) {
+		this.requestErrorWrapper = new RequestErrorWrapper(new RequestError());
+		requestErrorWrapper.setOkResponseInfo(okResponseInfo);
+	}
+
+	public String getFormattedMessage() {
+		if (this.requestErrorWrapper.requestError.okResponseInfo != null) {
+			return this.requestErrorWrapper.requestError.okResponseInfo.getFormattedErrorMessage();
+		}
+		if (this.requestErrorWrapper.requestError.serviceException != null) {
+			return this.requestErrorWrapper.requestError.serviceException.getFormattedErrorMessage();
+		}
+		return this.requestErrorWrapper.requestError.policyException.getFormattedErrorMessage();
+	}
+
+	public String getText() {
+		if (this.requestErrorWrapper.requestError.okResponseInfo != null) {
+			return this.requestErrorWrapper.requestError.okResponseInfo.getText();
+		}
+		if (this.requestErrorWrapper.requestError.serviceException != null) {
+			return this.requestErrorWrapper.requestError.serviceException.getText();
+		}
+		return this.requestErrorWrapper.requestError.policyException.getText();
+	}
+
+	public String[] getVariables() {
+		if (this.requestErrorWrapper.requestError.okResponseInfo != null) {
+			return this.requestErrorWrapper.requestError.okResponseInfo.getVariables();
+		}
+		if (this.requestErrorWrapper.requestError.serviceException != null) {
+			return this.requestErrorWrapper.requestError.serviceException.getVariables();
+		}
+		return this.requestErrorWrapper.requestError.policyException.getVariables();
+	}
+
+	public String getMessageId() {
+		if (this.requestErrorWrapper.requestError.okResponseInfo != null) {
+			return this.requestErrorWrapper.requestError.okResponseInfo.getMessageId();
+		}
+		if (this.requestErrorWrapper.requestError.serviceException != null) {
+			return this.requestErrorWrapper.requestError.serviceException.getMessageId();
+		}
+		return this.requestErrorWrapper.requestError.policyException.getMessageId();
+	}
+
+	public class RequestErrorWrapper {
+		private RequestError requestError;
+
+		public RequestErrorWrapper() {
+			this.requestError = new RequestError();
+		}
+
+		public RequestErrorWrapper(RequestError requestError) {
+			this.requestError = requestError;
+		}
+
+		public RequestError getRequestError() {
+			return requestError;
+		}
+
+		public void setRequestError(RequestError requestError) {
+			this.requestError = requestError;
+		}
+
+		public void setPolicyException(PolicyException policyException) {
+			requestError.setPolicyException(policyException);
+		}
+
+		public void setServiceException(ServiceException serviceException) {
+			requestError.setServiceException(serviceException);
+		}
+
+		public void setOkResponseInfo(OkResponseInfo okResponseInfo) {
+			requestError.setOkResponseInfo(okResponseInfo);
+		}
+	}
+
+	public class RequestError {
+		@SuppressWarnings("unused")
+		private PolicyException policyException;
+		@SuppressWarnings("unused")
+		private ServiceException serviceException;
+		@SuppressWarnings("unused")
+		private OkResponseInfo okResponseInfo;
+
+		public RequestError() {
+		}
+
+		public PolicyException getPolicyException() {
+			return policyException;
+		}
+
+		public ServiceException getServiceException() {
+			return serviceException;
+		}
+
+		public OkResponseInfo getOkResponseInfo() {
+			return okResponseInfo;
+		}
+
+		public void setPolicyException(PolicyException policyException) {
+			this.policyException = policyException;
+		}
+
+		public void setServiceException(ServiceException serviceException) {
+			this.serviceException = serviceException;
+		}
+
+		public void setOkResponseInfo(OkResponseInfo okResponseInfo) {
+			this.okResponseInfo = okResponseInfo;
+		}
+	}
+
+	@Override
+	public String toString() {
+		return "ResponseFormat[" + "status=" + status + ", requestErrorWrapper=" + requestErrorWrapper + ']';
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/ServiceException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/ServiceException.java
new file mode 100644
index 0000000000..3aae180517
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/ServiceException.java
@@ -0,0 +1,32 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+public class ServiceException extends AbstractSdncException {
+
+	public ServiceException(String messageId, String text, String[] variables) {
+		super(messageId, text, variables);
+	}
+
+	public ServiceException() {
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/TechnicalException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/TechnicalException.java
new file mode 100644
index 0000000000..96ef2f3159
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/TechnicalException.java
@@ -0,0 +1,40 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * Base class for all Alien technical exception
+ *
+ * @author mkv
+ *
+ */
+public abstract class TechnicalException extends RuntimeException {
+
+	private static final long serialVersionUID = -9152473183025390161L;
+
+	public TechnicalException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	public TechnicalException(String message) {
+		super(message);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/exception/VersionConflictException.java b/common-app-api/src/main/java/org/openecomp/sdc/exception/VersionConflictException.java
new file mode 100644
index 0000000000..a998d6393e
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/exception/VersionConflictException.java
@@ -0,0 +1,33 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.exception;
+
+/**
+ * Exception happens when a4c cannot resolve version conflicts in a transparent
+ * manner for users
+ */
+public class VersionConflictException extends TechnicalException {
+	private static final long serialVersionUID = 1L;
+
+	public VersionConflictException(String message, Throwable cause) {
+		super(message, cause);
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Configuration.java b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Configuration.java
new file mode 100644
index 0000000000..89953d671e
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Configuration.java
@@ -0,0 +1,304 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.config;
+
+import java.util.Date;
+import java.util.List;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+
+import static java.lang.String.format;
+
+public class Configuration extends BasicConfiguration {
+	/**
+	 * fe FQDN
+	 */
+	private String feFqdn;
+	/**
+	 * backend host
+	 */
+	private String beHost;
+	/**
+	 * backend http port
+	 */
+	private Integer beHttpPort;
+	/**
+	 * backend http secured port
+	 */
+	private Integer beSslPort;
+
+	private Integer healthCheckSocketTimeoutInMs;
+
+	private Integer healthCheckIntervalInSeconds;
+	
+	private FeMonitoringConfig systemMonitoring;
+
+	private String kibanaHost;
+
+	private Integer kibanaPort;
+
+	private String kibanaProtocol;
+
+	private String onboardingForwardContext;
+
+	public String getKibanaProtocol() {
+		return kibanaProtocol;
+	}
+
+	public void setKibanaProtocol(String kibanaProtocol) {
+		this.kibanaProtocol = kibanaProtocol;
+	}
+
+	public String getKibanaHost() {
+		return kibanaHost;
+	}
+
+	public void setKibanaHost(String kibanaHost) {
+		this.kibanaHost = kibanaHost;
+	}
+
+	public Integer getKibanaPort() {
+		return kibanaPort;
+	}
+
+	public void setKibanaPort(Integer kibanaPort) {
+		this.kibanaPort = kibanaPort;
+	}
+
+	public FeMonitoringConfig getSystemMonitoring() {
+		return systemMonitoring;
+	}
+
+	public void setSystemMonitoring(FeMonitoringConfig systemMonitoring) {
+		this.systemMonitoring = systemMonitoring;
+	}
+
+	public Integer getHealthCheckSocketTimeoutInMs() {
+		return healthCheckSocketTimeoutInMs;
+	}
+
+	public Integer getHealthCheckSocketTimeoutInMs(int defaultVal) {
+		return healthCheckSocketTimeoutInMs == null ? defaultVal : healthCheckSocketTimeoutInMs;
+	}
+
+	public void setHealthCheckSocketTimeoutInMs(Integer healthCheckSocketTimeout) {
+		this.healthCheckSocketTimeoutInMs = healthCheckSocketTimeout;
+	}
+
+	public Integer getHealthCheckIntervalInSeconds() {
+		return healthCheckIntervalInSeconds;
+	}
+
+	public Integer getHealthCheckIntervalInSeconds(int defaultVal) {
+		return healthCheckIntervalInSeconds == null ? defaultVal : healthCheckIntervalInSeconds;
+	}
+
+	public void setHealthCheckIntervalInSeconds(Integer healthCheckInterval) {
+		this.healthCheckIntervalInSeconds = healthCheckInterval;
+	}
+	
+	/**
+	 * be http context
+	 */
+	private String beContext;
+	/**
+	 * backend protocol. http | https
+	 */
+	private String beProtocol = "http";
+
+	private Date released;
+	private String version = "1111";
+	private Connection connection;
+	private List<String> protocols;
+
+	private int threadpoolSize;
+	private int requestTimeout;
+
+	private List<List<String>> identificationHeaderFields;
+	private List<List<String>> optionalHeaderFields;
+
+	public Date getReleased() {
+		return released;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setReleased(Date released) {
+		this.released = released;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public Connection getConnection() {
+		return connection;
+	}
+
+	public void setConnection(Connection connection) {
+		this.connection = connection;
+	}
+
+	public List<String> getProtocols() {
+		return protocols;
+	}
+
+	public void setProtocols(List<String> protocols) {
+		this.protocols = protocols;
+	}
+
+	public String getBeHost() {
+		return beHost;
+	}
+
+	public void setBeHost(String beHost) {
+		this.beHost = beHost;
+	}
+
+	public Integer getBeHttpPort() {
+		return beHttpPort;
+	}
+
+	public void setBeHttpPort(Integer beHttpPort) {
+		this.beHttpPort = beHttpPort;
+	}
+
+	public Integer getBeSslPort() {
+		return beSslPort;
+	}
+
+	public void setBeSslPort(Integer beSslPort) {
+		this.beSslPort = beSslPort;
+	}
+
+	public String getBeContext() {
+		return beContext;
+	}
+
+	public void setBeContext(String beContext) {
+		this.beContext = beContext;
+	}
+
+	public String getBeProtocol() {
+		return beProtocol;
+	}
+
+	public void setBeProtocol(String beProtocol) {
+		this.beProtocol = beProtocol;
+	}
+
+	public int getThreadpoolSize() {
+		return threadpoolSize;
+	}
+
+	public void setThreadpoolSize(int threadpoolSize) {
+		this.threadpoolSize = threadpoolSize;
+	}
+
+	public int getRequestTimeout() {
+		return requestTimeout;
+	}
+
+	public void setRequestTimeout(int requestTimeout) {
+		this.requestTimeout = requestTimeout;
+	}
+
+	public List<List<String>> getIdentificationHeaderFields() {
+		return identificationHeaderFields;
+	}
+
+	public void setIdentificationHeaderFields(List<List<String>> identificationHeaderFields) {
+		this.identificationHeaderFields = identificationHeaderFields;
+	}
+
+	public List<List<String>> getOptionalHeaderFields() {
+		return optionalHeaderFields;
+	}
+
+	public void setOptionalHeaderFields(List<List<String>> optionalHeaderFields) {
+		this.optionalHeaderFields = optionalHeaderFields;
+	}
+
+	public String getFeFqdn() {
+		return feFqdn;
+	}
+
+	public void setFeFqdn(String feFqdn) {
+		this.feFqdn = feFqdn;
+	}
+
+	public static class FeMonitoringConfig {
+
+		Boolean enabled;
+		Boolean isProxy;
+		Integer probeIntervalInSeconds;
+
+		public Boolean getEnabled() {
+			return enabled;
+		}
+
+		public void setEnabled(Boolean enabled) {
+			this.enabled = enabled;
+		}
+
+		public Boolean getIsProxy() {
+			return isProxy;
+		}
+
+		public void setIsProxy(Boolean isProxy) {
+			this.isProxy = isProxy;
+		}
+
+		public Integer getProbeIntervalInSeconds() {
+			return probeIntervalInSeconds;
+		}
+
+		public Integer getProbeIntervalInSeconds(int defaultVal) {
+			return probeIntervalInSeconds == null ? defaultVal : probeIntervalInSeconds;
+		}
+
+		public void setProbeIntervalInSeconds(Integer probeIntervalInSeconds) {
+			this.probeIntervalInSeconds = probeIntervalInSeconds;
+		}
+	}
+
+	public String getOnboardingForwardContext() {
+		return onboardingForwardContext;
+	}
+
+	public void setOnboardingForwardContext(String onboardingForwardContext) {
+		this.onboardingForwardContext = onboardingForwardContext;
+	}
+
+	@Override
+	public String toString() {
+		return new StringBuilder().append(format("backend host: %s%n", beHost))
+				.append(format("backend http port: %s%n", beHttpPort))
+				.append(format("backend ssl port: %s%n", beSslPort)).append(format("backend context: %s%n", beContext))
+				.append(format("backend protocol: %s%n", beProtocol))
+				.append(format("onboarding forward context: %s%n", onboardingForwardContext))
+				.append(format("Version: %s%n", version)).append(format("Released: %s%n", released))
+				.append(format("Connecting to database: %s%n", connection))
+				.append(format("Supported protocols: %s%n", protocols)).toString();
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/fe/config/ConfigurationManager.java b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/ConfigurationManager.java
new file mode 100644
index 0000000000..b3164fd283
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/ConfigurationManager.java
@@ -0,0 +1,117 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.config;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.openecomp.sdc.common.api.BasicConfiguration;
+import org.openecomp.sdc.common.api.ConfigurationListener;
+import org.openecomp.sdc.common.api.ConfigurationSource;
+import org.openecomp.sdc.common.api.FileChangeCallback;
+import org.openecomp.sdc.common.config.EcompErrorConfiguration;
+import org.openecomp.sdc.common.config.IEcompConfigurationManager;
+import org.openecomp.sdc.common.rest.api.RestConfigurationInfo;
+
+public class ConfigurationManager implements FileChangeCallback, IEcompConfigurationManager {
+
+	ConfigurationSource configurationSource = null;
+	private static ConfigurationManager instance;
+
+	public ConfigurationManager(ConfigurationSource configurationSource) {
+		super();
+		this.configurationSource = configurationSource;
+		loadConfigurationFiles();
+		instance = this;
+	}
+
+	Map<String, Object> configurations = new HashMap<String, Object>();
+
+	private void loadConfigurationFiles() {
+
+		loadConfigurationClass(Configuration.class);
+		loadConfigurationClass(RestConfigurationInfo.class);
+		loadConfigurationClass(EcompErrorConfiguration.class);
+
+	}
+
+	private <T extends BasicConfiguration> void loadConfigurationClass(Class<T> clazz) {
+		ConfigurationListener configurationListener = new ConfigurationListener(clazz, this);
+
+		T object = configurationSource.getAndWatchConfiguration(clazz, configurationListener);
+
+		configurations.put(getKey(clazz), object);
+	}
+
+	private <T> String getKey(Class<T> class1) {
+
+		return class1.getSimpleName();
+
+	}
+
+	public Configuration getConfiguration() {
+
+		return (Configuration) configurations.get(getKey(Configuration.class));
+
+	}
+
+	public RestConfigurationInfo getRestClientConfiguration() {
+
+		return (RestConfigurationInfo) configurations.get(getKey(RestConfigurationInfo.class));
+
+	}
+
+	@Override
+	public EcompErrorConfiguration getEcompErrorConfiguration() {
+
+		return (EcompErrorConfiguration) configurations.get(getKey(EcompErrorConfiguration.class));
+
+	}
+
+	public Configuration getConfigurationAndWatch(ConfigurationListener configurationListener) {
+
+		if (configurationListener != null) {
+
+			configurationSource.addWatchConfiguration(Configuration.class, configurationListener);
+
+		}
+		return (Configuration) configurations.get(getKey(Configuration.class));
+
+	}
+
+	public void reconfigure(BasicConfiguration obj) {
+		//
+		// if (obj != null) {
+		//
+		// if (obj instanceof Configuration) {
+		// configurations.put(getKey(Configuration.class), obj);
+		// }
+		//
+		// if (obj instanceof EcompErrorConfiguration) {
+		// configurations.put(getKey(EcompErrorConfiguration.class), obj);
+		// }
+		// }
+	}
+
+	public static ConfigurationManager getConfigurationManager() {
+		return instance;
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Connection.java b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Connection.java
new file mode 100644
index 0000000000..7208398525
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/Connection.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.config;
+
+public class Connection {
+
+	private String url;
+	private int poolSize;
+
+	public String getUrl() {
+		return url;
+	}
+
+	public void setUrl(String url) {
+		this.url = url;
+	}
+
+	public int getPoolSize() {
+		return poolSize;
+	}
+
+	public void setPoolSize(int poolSize) {
+		this.poolSize = poolSize;
+	}
+
+	@Override
+	public String toString() {
+		return String.format("'%s' with pool of %d", getUrl(), getPoolSize());
+	}
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/fe/config/FeEcompErrorManager.java b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/FeEcompErrorManager.java
new file mode 100644
index 0000000000..6733e179ba
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/fe/config/FeEcompErrorManager.java
@@ -0,0 +1,77 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.config;
+
+import org.openecomp.sdc.common.config.AbsEcompErrorManager;
+import org.openecomp.sdc.common.config.EcompErrorEnum;
+import org.openecomp.sdc.common.config.IEcompConfigurationManager;
+import org.openecomp.sdc.fe.config.ConfigurationManager;
+
+public class FeEcompErrorManager extends AbsEcompErrorManager {
+
+	private static volatile FeEcompErrorManager instance;
+	private static ConfigurationManager configurationManager;
+
+	private FeEcompErrorManager() {
+	};
+
+	public static FeEcompErrorManager getInstance() {
+		if (instance == null) {
+
+			instance = init();
+		}
+		return instance;
+	}
+
+	private static synchronized FeEcompErrorManager init() {
+		if (instance == null) {
+			instance = new FeEcompErrorManager();
+			configurationManager = ConfigurationManager.getConfigurationManager();
+		}
+		return instance;
+	}
+
+	@Override
+	public IEcompConfigurationManager getConfigurationManager() {
+		return configurationManager;
+	}
+
+	public void logFeHealthCheckRecovery(String context) {
+		processEcompError(context, EcompErrorEnum.FeHealthCheckRecovery);
+	}
+
+	public void logFeHealthCheckError(String context) {
+		processEcompError(context, EcompErrorEnum.FeHealthCheckError);
+	}
+
+	public void logFeHttpLoggingError(String context) {
+		processEcompError(context, EcompErrorEnum.FeHttpLoggingError);
+	}
+
+	public void logFePortalServletError(String context) {
+		processEcompError(context, EcompErrorEnum.FePortalServletError);
+	}
+
+	public void logFeHealthCheckGeneralError(String context) {
+		processEcompError(context, EcompErrorEnum.FeHealthCheckGeneralError);
+	}
+
+}
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/fe/monitoring/FeMonitoringService.java b/common-app-api/src/main/java/org/openecomp/sdc/fe/monitoring/FeMonitoringService.java
new file mode 100644
index 0000000000..482be7697d
--- /dev/null
+++ b/common-app-api/src/main/java/org/openecomp/sdc/fe/monitoring/FeMonitoringService.java
@@ -0,0 +1,140 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.fe.monitoring;
+
+import java.io.IOException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.TimeUnit;
+
+import javax.servlet.ServletContext;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.MediaType;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.openecomp.sdc.common.api.Constants;
+import org.openecomp.sdc.common.monitoring.MonitoringEvent;
+import org.openecomp.sdc.common.monitoring.MonitoringMetricsFetcher;
+import org.openecomp.sdc.fe.config.Configuration;
+import org.openecomp.sdc.fe.config.ConfigurationManager;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+
+public class FeMonitoringService {
+
+	private static final String URL = "%s://%s:%s/sdc2/rest/monitoring";
+	private static Logger monitoringLogger = LoggerFactory.getLogger("asdc.fe.monitoring.service");
+	private static Logger log = LoggerFactory.getLogger(FeMonitoringService.class.getName());
+	private static Gson gson = new GsonBuilder().setPrettyPrinting().create();
+
+	private class MonitoringScheduledTask implements Runnable {
+		@Override
+		public void run() {
+			monitoringLogger.trace("Executing FE Monitoring Task - Start");
+			MonitoringEvent monitoringMetrics = MonitoringMetricsFetcher.getInstance().getMonitoringMetrics();
+			processMonitoringEvent(monitoringMetrics);
+			monitoringLogger.trace("Executing FE Monitoring Task - Status = {}", monitoringMetrics.toString());
+		}
+	}
+
+	/**
+	 * This executor will execute the Monitoring task.
+	 */
+	ScheduledExecutorService monitoringExecutor = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
+		@Override
+		public Thread newThread(Runnable r) {
+			return new Thread(r, "FE-Monitoring-Thread");
+		}
+	});
+	private ServletContext context;
+
+	public FeMonitoringService(ServletContext context) {
+		this.context = context;
+	}
+
+	public void start(int interval) {
+		Configuration config = ((ConfigurationManager) context.getAttribute(Constants.CONFIGURATION_MANAGER_ATTR))
+				.getConfiguration();
+		if (config.getSystemMonitoring().getEnabled()) {
+			log.info("FE monitoring service enabled, interval is {} seconds", interval);
+			this.monitoringExecutor.scheduleAtFixedRate(new MonitoringScheduledTask(), 0, interval, TimeUnit.SECONDS);
+		} else {
+			log.info("FE monitoring service is disabled");
+		}
+	}
+
+	private void processMonitoringEvent(MonitoringEvent monitoringMetrics) {
+		CloseableHttpClient httpClient = null;
+		try {
+			Configuration config = ((ConfigurationManager) context.getAttribute(Constants.CONFIGURATION_MANAGER_ATTR))
+					.getConfiguration();
+			String redirectedUrl = String.format(URL, config.getBeProtocol(), config.getBeHost(),
+					config.getBeHttpPort());
+			httpClient = getHttpClient(config);
+			HttpPost httpPost = new HttpPost(redirectedUrl);
+			String monitoringMetricsJson = gson.toJson(monitoringMetrics);
+			HttpEntity myEntity = new StringEntity(monitoringMetricsJson);
+			httpPost.setEntity(myEntity);
+			httpPost.setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON);
+			int beResponseStatus;
+			CloseableHttpResponse beResponse;
+			try {
+				beResponse = httpClient.execute(httpPost);
+				beResponseStatus = beResponse.getStatusLine().getStatusCode();
+				if (beResponseStatus != HttpStatus.SC_OK) {
+					monitoringLogger.error("Unexpected HTTP response from BE : {}", beResponseStatus);
+				}
+			} catch (Exception e) {
+				monitoringLogger.error("Monitoring error when trying to connect to BE", e);
+			}
+		} catch (Exception e) {
+			monitoringLogger.error("Unexpected monitoring error", e);
+		} finally {
+			if (httpClient != null) {
+				try {
+					httpClient.close();
+				} catch (IOException e) {
+				}
+			}
+		}
+	}
+
+	private CloseableHttpClient getHttpClient(Configuration config) {
+		int timeout = 3000;
+		RequestConfig.Builder requestBuilder = RequestConfig.custom();
+		requestBuilder.setConnectTimeout(timeout).setConnectionRequestTimeout(timeout).setSocketTimeout(timeout);
+
+		HttpClientBuilder builder = HttpClientBuilder.create();
+		builder.setDefaultRequestConfig(requestBuilder.build());
+		return builder.build();
+	}
+}
author	Michael Lando <ml636r@att.com>	2017-02-19 10:28:42 +0200
committer	Michael Lando <ml636r@att.com>	2017-02-19 10:51:01 +0200
commit	451a3400b76511393c62a444f588a4ed15f4a549 (patch)
tree	e4f5873a863d1d3e55618eab48b83262f874719d /common-app-api/src/main/java/org/openecomp
parent	5abfe4e1fb5fae4bbd5fbc340519f52075aff3ff (diff)