DCAE-D property initial commit

DCAE-D property initial commit

Change-Id: I5ba79eddaa1732524e30652b679e4dd5dfed56b5
Issue-ID: SDC-1218
Signed-off-by: Stone, Avi (as206k) <as206k@att.com>

88 files changed, 4965 insertions, 0 deletions

diff --git a/src/main/java/org/onap/sdc/common/onaplog/Enums/LogLevel.java b/src/main/java/org/onap/sdc/common/onaplog/Enums/LogLevel.java
new file mode 100644
index 0000000..3e6df9d
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Enums/LogLevel.java
@@ -0,0 +1,10 @@
+package org.onap.sdc.common.onaplog.Enums;
+
+public enum LogLevel {
+    INFO,
+    WARN,
+    DEBUG,
+    ERROR,
+    FATAL
+}
+
diff --git a/src/main/java/org/onap/sdc/common/onaplog/Enums/LogMarkers.java b/src/main/java/org/onap/sdc/common/onaplog/Enums/LogMarkers.java
new file mode 100644
index 0000000..f9f2f84
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Enums/LogMarkers.java
@@ -0,0 +1,19 @@
+package org.onap.sdc.common.onaplog.Enums;
+
+public enum LogMarkers {
+    DEBUG_MARKER("DEBUG_MARKER"),
+    ERROR_MARKER("ERROR_MARKER"),
+    AUDIT_MARKER("AUDIT_MARKER"),
+    METRIC_MARKER("METRICS");
+
+    private String text;
+
+    LogMarkers (String text){
+        this.text = text;
+    }
+
+    public String text(){
+        return text;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/Enums/OnapLoggerErrorCode.java b/src/main/java/org/onap/sdc/common/onaplog/Enums/OnapLoggerErrorCode.java
new file mode 100644
index 0000000..b1984c4
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Enums/OnapLoggerErrorCode.java
@@ -0,0 +1,21 @@
+package org.onap.sdc.common.onaplog.Enums;
+
+public enum OnapLoggerErrorCode {
+    SUCCESS(0),
+    PERMISSION_ERROR(100),
+    AVAILABILITY_TIMEOUTS_ERROR(200),
+    DATA_ERROR(300),
+    SCHEMA_ERROR(400),
+    BUSINESS_PROCESS_ERROR(500),
+    UNKNOWN_ERROR(900);
+
+    int errorCode;
+
+    OnapLoggerErrorCode(int errorCode) {
+        this.errorCode = errorCode;
+    }
+
+    public int getErrorCode() {
+        return errorCode;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/Enums/Severity.java b/src/main/java/org/onap/sdc/common/onaplog/Enums/Severity.java
new file mode 100644
index 0000000..219cddc
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Enums/Severity.java
@@ -0,0 +1,20 @@
+package org.onap.sdc.common.onaplog.Enums;
+
+public enum Severity {
+    OK(0),
+    WARNING(1),
+    CRITICAL(2),
+    DOWN(3),
+    UNREACHABLE(4);
+
+    int severityType;
+
+    Severity(int serveryType) {
+        this.severityType = serveryType;
+    }
+
+    public int getSeverityType() {
+        return severityType;
+    }
+}
+
diff --git a/src/main/java/org/onap/sdc/common/onaplog/Enums/StatusCode.java b/src/main/java/org/onap/sdc/common/onaplog/Enums/StatusCode.java
new file mode 100644
index 0000000..da645a9
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Enums/StatusCode.java
@@ -0,0 +1,14 @@
+package org.onap.sdc.common.onaplog.Enums;
+
+public enum StatusCode {
+    ERROR("ERROR"),
+    COMPLETE("COMPLETE");
+
+    String statusCode;
+
+    StatusCode(String statusCode){this.statusCode = statusCode;}
+
+    public String getStatusCodeEnum(){
+        return statusCode;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerAudit.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerAudit.java
new file mode 100644
index 0000000..f6e2c98
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerAudit.java
@@ -0,0 +1,164 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.LogMarkers;
+import org.onap.sdc.common.onaplog.Enums.OnapLoggerErrorCode;
+import org.onap.sdc.common.onaplog.Enums.Severity;
+import org.onap.sdc.common.onaplog.Enums.StatusCode;
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+import org.slf4j.MarkerFactory;
+
+public class OnapLoggerAudit extends OnapLoggerBase {
+    private static OnapLoggerAudit instanceLoggerAudit = OnapLoggerFactory.getLogger(OnapLoggerAudit.class);
+
+    OnapLoggerAudit(IOnapMdcWrapper onapMDCWrapper) {
+        super (onapMDCWrapper, MarkerFactory.getMarker(LogMarkers.AUDIT_MARKER.text()));
+        logger = LoggerFactory.getLogger(this.getClass().getName());
+   }
+
+    public static OnapLoggerAudit getInstance() {
+        return instanceLoggerAudit;
+    }
+
+    @Override
+    public OnapLoggerAudit startTimer() {
+        return (OnapLoggerAudit) super.startTimer();
+    }
+
+    public OnapLoggerAudit stopTimer() {
+        onapMDCWrapper.stopTimer();
+        return this;
+    }
+
+    // automatic parameter this is optional
+    public OnapLoggerAudit setAutoServerFQDN(String serverFQDN) {
+        onapMDCWrapper.setAutoServerFQDN(serverFQDN);
+        return this;
+    }
+
+    // automatic parameter this is optional
+    public OnapLoggerAudit setAutoServerIPAddress(String serverIPAddress) {
+        onapMDCWrapper.setAutoServerIPAddress(serverIPAddress);
+        return this;
+    }
+
+    public OnapLoggerAudit setInstanceUUID(String instanceUUID) {
+        onapMDCWrapper.setInstanceUUID(instanceUUID);
+        return this;
+    }
+
+    public OnapLoggerAudit setOptClassName(String className) {
+        MDC.put("ClassName", className);
+        return this;
+    }
+
+    public OnapLoggerAudit setOptProcessKey(String processKey) {
+        onapMDCWrapper.setProcessKey(processKey);
+        return this;
+    }
+
+    public OnapLoggerAudit setOptAlertSeverity(Severity alertSeverity) {
+        onapMDCWrapper.setAlertSeverity(alertSeverity);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerAudit setOptCustomField1(String customField1) {
+        onapMDCWrapper.setOptCustomField1(customField1);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerAudit setOptCustomField2(String customField2) {
+        onapMDCWrapper.setOptCustomField2(customField2);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerAudit setOptCustomField3(String customField3) {
+        onapMDCWrapper.setOptCustomField3(customField3);
+        return this;
+    }
+
+    public OnapLoggerAudit setOptCustomField4(String customField4) {
+        onapMDCWrapper.setOptCustomField4(customField4);
+        return this;
+    }
+
+    @Override
+    public OnapLoggerAudit setKeyRequestId(String keyRequestId) {
+        return (OnapLoggerAudit) super.setKeyRequestId(keyRequestId);
+    }
+
+    public OnapLoggerAudit setRemoteHost(String remoteHost) {
+        onapMDCWrapper.setRemoteHost(remoteHost);
+        return this;
+    }
+
+    public OnapLoggerAudit setServiceName(String serviceName) {
+        onapMDCWrapper.setServiceName(serviceName);
+        return this;
+    }
+
+    public OnapLoggerAudit setStatusCode(String statusCode) {
+        // status code is either success (COMPLETE) or failure (ERROR) of the request.
+        String respStatus = Integer.parseInt(statusCode) / 100 == 2 ? StatusCode.COMPLETE.getStatusCodeEnum() : StatusCode.ERROR.getStatusCodeEnum();
+        onapMDCWrapper.setStatusCode(respStatus);
+        return this;
+    }
+
+    public OnapLoggerAudit setPartnerName(String partnerName) {
+        onapMDCWrapper.setPartnerName(partnerName);
+        return this;
+    }
+
+    public OnapLoggerAudit setResponseCode(OnapLoggerErrorCode responseCode) {
+        onapMDCWrapper.setResponseCode(responseCode.getErrorCode());
+        return this;
+    }
+
+    public OnapLoggerAudit setResponseDesc(String responseDesc) {
+        onapMDCWrapper.setResponseDesc(responseDesc);
+        return this;
+    }
+
+    public OnapLoggerAudit setOptServiceInstanceId(String serviceInstanceId) {
+        onapMDCWrapper.setServiceInstanceId(serviceInstanceId);
+        return this;
+    }
+
+    @Override
+    public OnapLoggerAudit clear() {
+        return (OnapLoggerAudit) super.clear();
+    }
+
+    @Override
+    public void initializeMandatoryFields() {
+
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_END_TIMESTAMP);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_KEY_REQUEST_ID);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVICE_NAME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_PARTNER_NAME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_STATUS_CODE);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_RESPONSE_CODE);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_RESPONSE_DESC);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_ELAPSED_TIME);
+
+        //Theoretically Optional, but practically Mandatory
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVER_IP_ADDRESS);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVER_FQDN);
+
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_INSTANCE_UUID);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_ALERT_SEVERITY);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_REMOTE_HOST);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_CLASS_NAME);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_PROCESS_KEY);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD1);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD2);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD3);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD4);
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerBase.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerBase.java
new file mode 100644
index 0000000..70d5973
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerBase.java
@@ -0,0 +1,78 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.LogLevel;
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration;
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogger;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.slf4j.Logger;
+import org.slf4j.MDC;
+import org.slf4j.Marker;
+
+
+/**
+ * Created by mm288v on 12/27/2017.
+ * This class holds the common behavior of all Loger-Typed classes.
+ * The Concrete loggers should derive from this one.
+ */
+
+public abstract class OnapLoggerBase implements IOnapLogger {
+
+    protected static Logger logger = null;
+    private Marker myMarker;
+    protected IOnapMdcWrapper onapMDCWrapper;
+
+    OnapLoggerBase(IOnapMdcWrapper onapMDCWrapper, Marker marker) {
+        this.onapMDCWrapper = onapMDCWrapper;
+        initializeMandatoryFields();
+        this.myMarker = marker;
+    }
+
+    @Override
+    public void log(LogLevel errorLevel, String className, String message, Object... args) {
+        MDC.put("ClassName", className);
+        if (this instanceof OnapLoggerAudit || this instanceof OnapLoggerMetric) {
+            MDC.put(IOnapLogConfiguration.MDC_SERVER_IP_ADDRESS, OnapMDCWrapper.getInstance().getHostAddress());
+            MDC.put(IOnapLogConfiguration.MDC_SERVER_FQDN, OnapMDCWrapper.getInstance().getFqdn());
+        }
+
+        onapMDCWrapper.validateMandatoryFields();
+
+        if (errorLevel.equals(LogLevel.ERROR)) {
+            logger.error(myMarker, message, args);
+            return;
+        }
+
+        if (errorLevel.equals(LogLevel.WARN)) {
+            logger.warn(myMarker, message, args);
+            return;
+        }
+
+        if (errorLevel.equals(LogLevel.INFO)) {
+            logger.info(myMarker, message, args);
+            return;
+        }
+
+        if (errorLevel.equals(LogLevel.DEBUG)) {
+            logger.info(myMarker, message, args);
+        }
+    }
+
+    @Override
+    public IOnapLogger clear() {
+        onapMDCWrapper.clear();
+        return this;
+    }
+
+    @Override
+    public IOnapLogger startTimer() {
+        onapMDCWrapper.startTimer();
+        return this;
+    }
+
+    @Override
+    public IOnapLogger setKeyRequestId(String keyRequestId) {
+        onapMDCWrapper.setKeyRequestId(keyRequestId);
+        return this;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerDebug.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerDebug.java
new file mode 100644
index 0000000..1897aca
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerDebug.java
@@ -0,0 +1,47 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.LogLevel;
+import org.onap.sdc.common.onaplog.Enums.LogMarkers;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MarkerFactory;
+
+public class OnapLoggerDebug extends OnapLoggerBase {
+
+    private static OnapLoggerDebug instanceLoggerDebug = OnapLoggerFactory.getLogger(OnapLoggerDebug.class);
+
+    OnapLoggerDebug(IOnapMdcWrapper onapMdcWrapper) {
+        super(onapMdcWrapper, MarkerFactory.getMarker(LogMarkers.DEBUG_MARKER.text()));
+        logger = LoggerFactory.getLogger(this.getClass().getName());
+    }
+
+    public static OnapLoggerDebug getInstance() {
+        return instanceLoggerDebug;
+    }
+
+    @Override
+    public void log(LogLevel errorLevel, String className, String message, Object... args) {
+        String endOfRecordDelimiter = "|^\\n";
+        super.log(errorLevel, className, message + endOfRecordDelimiter, args);
+    }
+
+    @Override
+    public void initializeMandatoryFields() {
+        // nothing to do here
+    }
+
+    @Override
+    public OnapLoggerDebug clear() {
+        return (OnapLoggerDebug) super.clear();
+    }
+
+    @Override
+    public OnapLoggerDebug startTimer() {
+        return (OnapLoggerDebug) super.startTimer();
+    }
+
+    @Override
+    public OnapLoggerDebug setKeyRequestId(String keyRequestId) {
+        return (OnapLoggerDebug) super.setKeyRequestId(keyRequestId);
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerError.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerError.java
new file mode 100644
index 0000000..2f7ac14
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerError.java
@@ -0,0 +1,83 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.LogLevel;
+import org.onap.sdc.common.onaplog.Enums.LogMarkers;
+import org.onap.sdc.common.onaplog.Enums.OnapLoggerErrorCode;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MarkerFactory;
+
+import static org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration.*;
+
+import org.apache.log4j.MDC;
+
+public class OnapLoggerError extends OnapLoggerBase {
+    private static OnapLoggerError instanceLoggerError = OnapLoggerFactory.getLogger(OnapLoggerError.class);
+
+    OnapLoggerError(IOnapMdcWrapper onapMDCWrapper) {
+        super(onapMDCWrapper, MarkerFactory.getMarker(LogMarkers.ERROR_MARKER.text()));
+        logger = LoggerFactory.getLogger(this.getClass().getName());
+    }
+
+    public static OnapLoggerError getInstance() {
+        return instanceLoggerError;
+    }
+
+    @Override
+    public void initializeMandatoryFields() {
+        onapMDCWrapper.setMandatoryField(MDC_BEGIN_TIMESTAMP);
+        onapMDCWrapper.setMandatoryField(MDC_SERVICE_NAME);
+        onapMDCWrapper.setMandatoryField(MDC_ERROR_CATEGORY);
+        onapMDCWrapper.setMandatoryField(MDC_ERROR_CODE);
+        onapMDCWrapper.setMandatoryField(MDC_ERROR_DESC);
+        onapMDCWrapper.setOptionalField(MDC_TARGET_ENTITY);
+        onapMDCWrapper.setOptionalField(MDC_TARGET_SERVICE_NAME);
+    }
+    
+    @Override
+    public void log(LogLevel errorLevel, String className, String message, Object... args) {
+        MDC.put(MDC_ERROR_CATEGORY, "ERROR");
+        this
+            .startTimer()
+            .setServiceName("DCAE")
+            .setErrorCode(OnapLoggerErrorCode.UNKNOWN_ERROR)
+            .setErrorDescription();
+        super.log(errorLevel, className, message, args);
+    }
+
+    @Override
+    public OnapLoggerError startTimer() {
+        return (OnapLoggerError) super.startTimer();
+    }
+
+    @Override
+    public OnapLoggerError setKeyRequestId(String keyRequestId) {
+        return (OnapLoggerError) super.setKeyRequestId(keyRequestId);
+    }
+
+    public OnapLoggerError setServiceName(String serviceName) {
+        onapMDCWrapper.setServiceName(serviceName);
+        return this;
+    }
+
+    public OnapLoggerError setTargetEntity(String targetEntity) {
+        onapMDCWrapper.setTargetEntity(targetEntity);
+        return this;
+    }
+
+    private OnapLoggerError setErrorCode(OnapLoggerErrorCode errorCode) {
+        onapMDCWrapper.setErrorCode(errorCode.getErrorCode());
+        return this;
+    }
+
+    private OnapLoggerError setErrorDescription() {
+        onapMDCWrapper.setErrorDescription("error");
+        return this;
+    }
+
+    @Override
+    public OnapLoggerError clear() {
+        return (OnapLoggerError) super.clear();
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerFactory.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerFactory.java
new file mode 100644
index 0000000..6c5d879
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerFactory.java
@@ -0,0 +1,34 @@
+package org.onap.sdc.common.onaplog;
+
+/**
+ * Created by dd4296 on 12/26/2017.
+ * this factory helps decouple the classes for Stopwatch and OnapMDCWrapper from
+ * the EcompLogger classes
+ */
+public class OnapLoggerFactory {
+
+    private OnapLoggerFactory() {
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T, V> V getLogger(Class<T> type) {
+
+        if (type.equals(OnapLoggerAudit.class)) {
+            return (V) new OnapLoggerAudit(new OnapMDCWrapper(new Stopwatch()));
+        }
+
+        if (type.equals(OnapLoggerDebug.class)) {
+            return (V) new OnapLoggerDebug(new OnapMDCWrapper(new Stopwatch()));
+        }
+
+        if (type.equals(OnapLoggerMetric.class)) {
+            return (V) new OnapLoggerMetric(new OnapMDCWrapper(new Stopwatch()));
+        }
+
+        if (type.equals(OnapLoggerError.class)) {
+            return (V) new OnapLoggerError(new OnapMDCWrapper(new Stopwatch()));
+        }
+
+        return null;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerMetric.java b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerMetric.java
new file mode 100644
index 0000000..9c77bf3
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapLoggerMetric.java
@@ -0,0 +1,185 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.LogMarkers;
+import org.onap.sdc.common.onaplog.Enums.Severity;
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MarkerFactory;
+
+
+public class OnapLoggerMetric extends OnapLoggerBase {
+    private static OnapLoggerMetric instanceLoggerMetric = OnapLoggerFactory.getLogger(OnapLoggerMetric.class);
+
+    OnapLoggerMetric(IOnapMdcWrapper onapMDCWrapper) {
+        super(onapMDCWrapper, MarkerFactory.getMarker(LogMarkers.METRIC_MARKER.text()));
+        logger = LoggerFactory.getLogger(this.getClass().getName());
+    }
+
+    public static OnapLoggerMetric getInstance() {
+        return instanceLoggerMetric;
+    }
+
+    @Override
+    public OnapLoggerMetric startTimer() {
+        return (OnapLoggerMetric) super.startTimer();
+    }
+
+    @Override
+    public OnapLoggerMetric setKeyRequestId(String keyRequestId) {
+        return (OnapLoggerMetric) super.setKeyRequestId(keyRequestId);
+    }
+
+    public OnapLoggerMetric stopTimer() {
+        onapMDCWrapper.stopTimer();
+        return this;
+    }
+
+    // automatic parameter this is optional
+    public OnapLoggerMetric setAutoServerFQDN(String serverFQDN) {
+        onapMDCWrapper.setAutoServerFQDN(serverFQDN);
+        return this;
+    }
+
+    // automatic parameter this is optional
+    public OnapLoggerMetric setAutoServerIPAddress(String serverIPAddress) {
+        onapMDCWrapper.setAutoServerIPAddress(serverIPAddress);
+        return this;
+    }
+
+    public OnapLoggerMetric setInstanceUUID(String instanceUUID) {
+        onapMDCWrapper.setInstanceUUID(instanceUUID);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptProcessKey(String processKey) {
+        onapMDCWrapper.setProcessKey(processKey);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptAlertSeverity(Severity alertSeverity) {
+        onapMDCWrapper.setAlertSeverity(alertSeverity);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptCustomField1(String customField1) {
+        onapMDCWrapper.setOptCustomField1(customField1);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptCustomField2(String customField2) {
+        onapMDCWrapper.setOptCustomField2(customField2);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptCustomField3(String customField3) {
+        onapMDCWrapper.setOptCustomField3(customField3);
+        return this;
+    }
+
+    // onap optional parameter
+    public OnapLoggerMetric setOptCustomField4(String customField4) {
+        onapMDCWrapper.setOptCustomField4(customField4);
+        return this;
+    }
+
+    public OnapLoggerMetric setRemoteHost(String remoteHost) {
+        onapMDCWrapper.setRemoteHost(remoteHost);
+        return this;
+    }
+
+    public OnapLoggerMetric setServiceName(String serviceName) {
+        onapMDCWrapper.setServiceName(serviceName);
+        return this;
+    }
+
+    public OnapLoggerMetric setStatusCode(String statusCode) {
+        onapMDCWrapper.setStatusCode(statusCode);
+        return this;
+    }
+
+    public OnapLoggerMetric setPartnerName(String partnerName) {
+        onapMDCWrapper.setPartnerName(partnerName);
+        return this;
+    }
+
+    public OnapLoggerMetric setResponseCode(int responseCode) {
+        onapMDCWrapper.setResponseCode(responseCode);
+        return this;
+    }
+
+    public OnapLoggerMetric setResponseDesc(String responseDesc) {
+        onapMDCWrapper.setResponseDesc(responseDesc);
+        return this;
+    }
+
+    public OnapLoggerMetric setOptServiceInstanceId(String serviceInstanceId) {
+        onapMDCWrapper.setServiceInstanceId(serviceInstanceId);
+        return this;
+    }
+
+    public OnapLoggerMetric setOptClassName(String className) {
+        onapMDCWrapper.setClassName(className);
+        return this;
+    }
+
+    public OnapLoggerMetric setTargetEntity(String targetEntity) {
+        onapMDCWrapper.setTargetEntity(targetEntity);
+        return this;
+    }
+
+    public OnapLoggerMetric setTargetServiceName(String targetServiceName) {
+        onapMDCWrapper.setTargetServiceName(targetServiceName);
+        return this;
+    }
+
+    public OnapLoggerMetric setTargetVirtualEntity(String targetVirtualEntity) {
+        onapMDCWrapper.setTargetVirtualEntity(targetVirtualEntity);
+        return this;
+    }
+
+    @Override
+    public OnapLoggerMetric clear () {
+        return (OnapLoggerMetric) super.clear();
+    }
+
+
+    @Override
+    public void initializeMandatoryFields() {
+
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_END_TIMESTAMP);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_KEY_REQUEST_ID);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVICE_NAME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_PARTNER_NAME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_STATUS_CODE);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_RESPONSE_CODE);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVICE_INSTANCE_ID);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_RESPONSE_DESC);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_ELAPSED_TIME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_TARGET_ENTITY);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_TARGET_SERVICE_NAME);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_TARGET_VIRTUAL_ENTITY);
+
+        //Theoretically Optional, but practically Mandatory
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVER_IP_ADDRESS);
+        onapMDCWrapper.setMandatoryField(IOnapLogConfiguration.MDC_SERVER_FQDN);
+
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_INSTANCE_UUID);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_ALERT_SEVERITY);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_REMOTE_HOST);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_CLASS_NAME);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_PROCESS_KEY);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD1);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD2);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD3);
+        onapMDCWrapper.setOptionalField(IOnapLogConfiguration.MDC_OPT_FIELD4);
+
+
+    }
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/OnapMDCWrapper.java b/src/main/java/org/onap/sdc/common/onaplog/OnapMDCWrapper.java
new file mode 100644
index 0000000..d992a8b
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/OnapMDCWrapper.java
@@ -0,0 +1,267 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.Enums.Severity;
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration;
+import org.onap.sdc.common.onaplog.interfaces.IOnapMdcWrapper;
+import org.onap.sdc.common.onaplog.interfaces.IStopWatch;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+
+import java.net.InetAddress;
+import java.util.ArrayList;
+
+public class OnapMDCWrapper implements IOnapMdcWrapper {
+    private IStopWatch stopWatch;
+    private ArrayList<String> mandatoryFields = new ArrayList<>();
+    private ArrayList<String> optionalFields = new ArrayList<>();
+    private static String hostAddress;
+    private static String fqdn;
+
+    private static OnapMDCWrapper instanceMdcWrapper = new OnapMDCWrapper(new Stopwatch());
+    private static final Logger log = LoggerFactory.getLogger(OnapMDCWrapper.class.getName());
+
+
+    // in package classes can instantiate this class
+    // to use directly from outside the package usr the getInstance() Method
+    OnapMDCWrapper(IStopWatch stopwatch) {
+        this.stopWatch = stopwatch;
+    }
+
+
+    public static OnapMDCWrapper getInstance() {
+        return instanceMdcWrapper;
+    }
+
+    static {
+        try {
+            hostAddress = InetAddress.getLocalHost().getHostAddress();
+            fqdn = InetAddress.getByName(hostAddress).getCanonicalHostName();
+        } catch (Exception ex) {
+            log.error("failed to get machine parameters", ex);
+        }
+    }
+
+    @Override
+    public OnapMDCWrapper startTimer() {
+        stopWatch.start();
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper stopTimer() {
+        try {
+            stopWatch.stop();
+        } catch (Exception ex) {
+            log.error("StopWatch failed; probably start was not called before Stopwatch", ex);
+        }
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setClassName(String className) {
+        MDC.put(IOnapLogConfiguration.MDC_CLASS_NAME, className);
+        return this;
+    }
+
+    // automatic parameter this is optional
+    @Override
+    public OnapMDCWrapper setAutoServerFQDN(String serverFQDN) {
+        MDC.put(IOnapLogConfiguration.MDC_SERVER_FQDN, serverFQDN);
+        return this;
+    }
+
+    // automatic parameter this is optional
+    @Override
+    public OnapMDCWrapper setAutoServerIPAddress(String serverIPAddress) {
+        MDC.put(IOnapLogConfiguration.MDC_SERVER_IP_ADDRESS, serverIPAddress);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setInstanceUUID(String instanceUUID) {
+        MDC.put(IOnapLogConfiguration.MDC_INSTANCE_UUID, instanceUUID);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setProcessKey(String processKey) {
+        MDC.put(IOnapLogConfiguration.MDC_PROCESS_KEY, processKey);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setAlertSeverity(Severity alertSeverity) {
+        MDC.put(IOnapLogConfiguration.MDC_ALERT_SEVERITY, String.valueOf(alertSeverity.getSeverityType()));
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setOptCustomField1(String customField1) {
+        MDC.put(IOnapLogConfiguration.MDC_OPT_FIELD1, customField1);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setOptCustomField2(String customField2) {
+        MDC.put(IOnapLogConfiguration.MDC_OPT_FIELD2, customField2);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setOptCustomField3(String customField3) {
+        MDC.put(IOnapLogConfiguration.MDC_OPT_FIELD3, customField3);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setOptCustomField4(String customField4) {
+        MDC.put(IOnapLogConfiguration.MDC_OPT_FIELD4, customField4);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setKeyRequestId(String keyRequestId) {
+        MDC.put(IOnapLogConfiguration.MDC_KEY_REQUEST_ID, keyRequestId); // eg. servletRequest.getSession().getId()
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setRemoteHost(String remoteHost) {
+        MDC.put(IOnapLogConfiguration.MDC_REMOTE_HOST, remoteHost);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setServiceName(String serviceName) {
+        MDC.put(IOnapLogConfiguration.MDC_SERVICE_NAME, serviceName);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setStatusCode(String statusCode) {
+        MDC.put(IOnapLogConfiguration.MDC_STATUS_CODE, statusCode);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setPartnerName(String partnerName) {
+        MDC.put(IOnapLogConfiguration.MDC_PARTNER_NAME, partnerName);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setResponseCode(int responseCode) {
+        MDC.put(IOnapLogConfiguration.MDC_RESPONSE_CODE, Integer.toString(responseCode));
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setResponseDesc(String responseDesc) {
+        MDC.put(IOnapLogConfiguration.MDC_RESPONSE_DESC, responseDesc);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setServiceInstanceId(String serviceInstanceId) {
+        MDC.put(IOnapLogConfiguration.MDC_SERVICE_INSTANCE_ID, serviceInstanceId);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setTargetEntity(String targetEntity) {
+        MDC.put(IOnapLogConfiguration.MDC_TARGET_ENTITY, targetEntity);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setTargetServiceName(String targetServiceName) {
+        MDC.put(IOnapLogConfiguration.MDC_TARGET_SERVICE_NAME, targetServiceName);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setTargetVirtualEntity(String targetVirtualEntity) {
+        MDC.put(IOnapLogConfiguration.MDC_TARGET_VIRTUAL_ENTITY, targetVirtualEntity);
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setErrorCode(int errorCode) {
+        MDC.put(IOnapLogConfiguration.MDC_ERROR_CODE, Integer.toString(errorCode));
+        return this;
+    }
+
+    @Override
+    public OnapMDCWrapper setErrorDescription(String errorDescription) {
+        MDC.put(IOnapLogConfiguration.MDC_ERROR_DESC, errorDescription);
+        return this;
+    }
+
+    @Override
+    public void validateMandatoryFields() {
+        // this method only checks if the mandatory fields have been initialized
+        String missingFieldNames = checkMandatoryFieldsExistInMDC();
+
+        if (MDC.getCopyOfContextMap() == null || MDC.getCopyOfContextMap().isEmpty()) {
+            writeLogMDCEmptyError();
+            return;
+        }
+
+        if (!"".equalsIgnoreCase(missingFieldNames)) {
+            writeLogMissingFieldsError(missingFieldNames);
+        }
+    }
+
+    private void writeLogMissingFieldsError(String filedNameThatHasNotBeenInitialized) {
+        log.warn("mandatory parameters for EELF logging, missing fields: {}", filedNameThatHasNotBeenInitialized);
+    }
+
+    private void writeLogMDCEmptyError() {
+        log.error("write to log when MDC is empty error");
+    }
+
+    @Override
+    public OnapMDCWrapper clear() {
+        mandatoryFields.forEach(MDC::remove);
+        optionalFields.forEach(MDC::remove);
+        return this;
+    }
+
+    private String checkMandatoryFieldsExistInMDC() {
+        // this method returns a String of uninitialised fields
+        StringBuilder missingFields = new StringBuilder();
+        mandatoryFields.forEach(field -> {
+            if (isMDCParamEmpty(field)) {
+                missingFields.append(field).append(" ");
+            }
+        });
+        return missingFields.toString();
+    }
+
+    @Override
+    public void setMandatoryField(String parameterName) {
+        mandatoryFields.add(parameterName);
+    }
+
+    @Override
+    public void setOptionalField(String parameterName) {
+        optionalFields.add(parameterName);
+    }
+
+    @Override
+    public boolean isMDCParamEmpty(String mdcKeyName) {
+        String val = MDC.get(mdcKeyName);
+        return val == null || val.trim().length() == 0;
+    }
+
+    @Override
+    public String getFqdn() {
+        return fqdn;
+    }
+
+    @Override
+    public String getHostAddress() {
+        return hostAddress;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/org/onap/sdc/common/onaplog/Stopwatch.java b/src/main/java/org/onap/sdc/common/onaplog/Stopwatch.java
new file mode 100644
index 0000000..de56853
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/Stopwatch.java
@@ -0,0 +1,59 @@
+package org.onap.sdc.common.onaplog;
+
+import org.onap.sdc.common.onaplog.interfaces.IOnapLogConfiguration;
+import org.onap.sdc.common.onaplog.interfaces.IStopWatch;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+
+import java.time.Clock;
+import java.time.Duration;
+import java.time.LocalDateTime;
+
+/**
+ * Created by dd4296 on 12/13/2017.
+ * this is local implementation of the stopwatch class from EELF standard with the same interface
+ * can be replaced if needed with EELF lib
+ */
+public class Stopwatch implements IStopWatch {
+
+    private static final Logger log = LoggerFactory.getLogger(Stopwatch.class.getName());
+
+    Stopwatch() {
+    }
+
+    public void start() {
+        if (MDC.get(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP) == null || MDC.get(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP).trim().length() == 0) {
+            MDC.put(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP, generatedTimeNow());
+        }
+    }
+
+    public void stop() {
+        if (MDC.get(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP) == null) {
+            log.error("call to stop without calling start first, this is not compliant with EELF format");
+        }
+        MDC.put(IOnapLogConfiguration.MDC_END_TIMESTAMP, generatedTimeNow());
+        setElapsedTime();
+    }
+
+    private void setElapsedTime() {
+
+        try {
+
+            final LocalDateTime startTime = LocalDateTime.parse(MDC.get(IOnapLogConfiguration.MDC_BEGIN_TIMESTAMP));
+            final LocalDateTime endTime = LocalDateTime.parse(MDC.get(IOnapLogConfiguration.MDC_END_TIMESTAMP));
+
+            final Duration timeDifference = Duration.between(startTime, endTime);
+
+            MDC.put(IOnapLogConfiguration.MDC_ELAPSED_TIME, String.valueOf(timeDifference.toMillis()));
+
+        } catch(Exception ex) {
+            log.error("failed to calculate elapsed time",ex);
+        }
+    }
+
+    private String generatedTimeNow() {
+        return String.valueOf(LocalDateTime.now(Clock.systemUTC()));
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogConfiguration.java b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogConfiguration.java
new file mode 100644
index 0000000..55c4b00
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogConfiguration.java
@@ -0,0 +1,31 @@
+package org.onap.sdc.common.onaplog.interfaces;
+
+public interface IOnapLogConfiguration {
+    String MDC_KEY_REQUEST_ID = "RequestId";
+    String MDC_SERVICE_INSTANCE_ID = "ServiceInstanceId";
+    String MDC_SERVICE_NAME = "ServiceName";
+    String MDC_INSTANCE_UUID = "InstanceUUID";
+    String MDC_SERVER_IP_ADDRESS = "ServerIPAddress";
+    String MDC_SERVER_FQDN = "ServerFQDN";
+    String MDC_REMOTE_HOST = "RemoteHost";
+    String MDC_ALERT_SEVERITY = "AlertSeverity";
+    String MDC_BEGIN_TIMESTAMP = "BeginTimestamp";
+    String MDC_END_TIMESTAMP = "EndTimestamp";
+    String MDC_PARTNER_NAME = "PartnerName";
+    String MDC_STATUS_CODE = "StatusCode";
+    String MDC_RESPONSE_CODE = "ResponseCode";
+    String MDC_RESPONSE_DESC = "ResponseDescription";
+    String MDC_ELAPSED_TIME = "ElapsedTime";
+    String MDC_PROCESS_KEY = "ProcessKey";
+    String MDC_TARGET_ENTITY = "TargetEntity";
+    String MDC_TARGET_SERVICE_NAME = "TargetServiceName";
+    String MDC_TARGET_VIRTUAL_ENTITY = "TargetVirtualEntity";
+    String MDC_ERROR_CATEGORY = "ErrorCategory";
+    String MDC_ERROR_CODE = "ErrorCode";
+    String MDC_ERROR_DESC = "ErrorDescription";
+    String MDC_CLASS_NAME = "ClassName";
+    String MDC_OPT_FIELD1 = "CustomField1";
+    String MDC_OPT_FIELD2 = "CustomField2";
+    String MDC_OPT_FIELD3 = "CustomField3";
+    String MDC_OPT_FIELD4 = "CustomField4";
+}
\ No newline at end of file
diff --git a/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogger.java b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogger.java
new file mode 100644
index 0000000..61e94a4
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapLogger.java
@@ -0,0 +1,14 @@
+package org.onap.sdc.common.onaplog.interfaces;
+
+import org.onap.sdc.common.onaplog.Enums.LogLevel;
+
+/**
+ * Created by dd4296 on 12/24/2017.
+ */
+public interface IOnapLogger {
+	public void log(LogLevel errorLevel, String className, String message, Object... args);
+	void initializeMandatoryFields();
+	IOnapLogger clear();
+	IOnapLogger startTimer();
+	IOnapLogger setKeyRequestId(String keyRequestId);
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapMdcWrapper.java b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapMdcWrapper.java
new file mode 100644
index 0000000..ae94655
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IOnapMdcWrapper.java
@@ -0,0 +1,75 @@
+package org.onap.sdc.common.onaplog.interfaces;
+
+import org.onap.sdc.common.onaplog.OnapMDCWrapper;
+import org.onap.sdc.common.onaplog.Enums.Severity;
+
+/**
+ * Created by dd4296 on 12/25/2017.
+ */
+public interface IOnapMdcWrapper {
+    OnapMDCWrapper startTimer();
+
+    OnapMDCWrapper stopTimer();
+
+    OnapMDCWrapper setClassName(String className);
+
+    // automatic parameter this is optional
+    OnapMDCWrapper setAutoServerFQDN(String serverFQDN);
+
+    // automatic parameter this is optional
+    OnapMDCWrapper setAutoServerIPAddress(String serverIPAddress);
+
+    OnapMDCWrapper setInstanceUUID(String instanceUUID);
+
+    OnapMDCWrapper setProcessKey(String processKey);
+
+    OnapMDCWrapper setAlertSeverity(Severity alertSeverity);
+
+    OnapMDCWrapper setOptCustomField1(String customField1);
+
+    OnapMDCWrapper setOptCustomField2(String customField2);
+
+    OnapMDCWrapper setOptCustomField3(String customField3);
+
+    OnapMDCWrapper setOptCustomField4(String customField4);
+
+    OnapMDCWrapper setKeyRequestId(String keyRequestId);
+
+    OnapMDCWrapper setRemoteHost(String remoteHost);
+
+    OnapMDCWrapper setServiceName(String serviceName);
+
+    OnapMDCWrapper setStatusCode(String statusCode);
+
+    OnapMDCWrapper setPartnerName(String partnerName);
+
+    OnapMDCWrapper setResponseCode(int responseCode);
+
+    OnapMDCWrapper setResponseDesc(String responseDesc);
+
+    OnapMDCWrapper setServiceInstanceId(String serviceInstanceId);
+
+    OnapMDCWrapper setTargetEntity(String targetEntity);
+
+    OnapMDCWrapper setTargetServiceName(String targetServiceName);
+
+    OnapMDCWrapper setTargetVirtualEntity(String targetVirtualEntity);
+
+    OnapMDCWrapper setErrorCode(int errorCode);
+
+    OnapMDCWrapper setErrorDescription(String errorDescription);
+
+    OnapMDCWrapper clear();
+
+    void validateMandatoryFields();
+
+    void setMandatoryField(String mdcKeyRequestId);
+
+    void setOptionalField(String mdcKeyRequestId);
+
+    boolean isMDCParamEmpty(String mdcKeyName);
+
+    String getFqdn();
+
+    String getHostAddress();
+}
diff --git a/src/main/java/org/onap/sdc/common/onaplog/interfaces/IStopWatch.java b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IStopWatch.java
new file mode 100644
index 0000000..dc1cb81
--- /dev/null
+++ b/src/main/java/org/onap/sdc/common/onaplog/interfaces/IStopWatch.java
@@ -0,0 +1,6 @@
+package org.onap.sdc.common.onaplog.interfaces;
+
+public interface IStopWatch {
+    void start();
+    void stop();
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Assignment.java b/src/main/java/org/onap/sdc/dcae/composition/model/Assignment.java
new file mode 100644
index 0000000..de1da01
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Assignment.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Assignment {
+
+    @SerializedName("value")
+    @Expose
+    private Value value;
+
+    public Value getValue() {
+        return value;
+    }
+
+    public void setValue(Value value) {
+        this.value = value;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Capability.java b/src/main/java/org/onap/sdc/dcae/composition/model/Capability.java
new file mode 100644
index 0000000..36e147f
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Capability.java
@@ -0,0 +1,32 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Capability {
+
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("id")
+    @Expose
+    private String id;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Capability_.java b/src/main/java/org/onap/sdc/dcae/composition/model/Capability_.java
new file mode 100644
index 0000000..fcb1136
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Capability_.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Capability_ {
+
+    @SerializedName("dcae.capabilities.stream.subscribe")
+    @Expose
+    private DcaeCapabilitiesStreamSubscribe dcaeCapabilitiesStreamSubscribe;
+
+    public DcaeCapabilitiesStreamSubscribe getDcaeCapabilitiesStreamSubscribe() {
+        return dcaeCapabilitiesStreamSubscribe;
+    }
+
+    public void setDcaeCapabilitiesStreamSubscribe(DcaeCapabilitiesStreamSubscribe dcaeCapabilitiesStreamSubscribe) {
+        this.dcaeCapabilitiesStreamSubscribe = dcaeCapabilitiesStreamSubscribe;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Capability__.java b/src/main/java/org/onap/sdc/dcae/composition/model/Capability__.java
new file mode 100644
index 0000000..8ef044a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Capability__.java
@@ -0,0 +1,32 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Capability__ {
+
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("type")
+    @Expose
+    private Type type;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Type getType() {
+        return type;
+    }
+
+    public void setType(Type type) {
+        this.type = type;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Data.java b/src/main/java/org/onap/sdc/dcae/composition/model/Data.java
new file mode 100644
index 0000000..6852b08
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Data.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Data {
+
+    @SerializedName("model")
+    @Expose
+    private Model model;
+
+    public Model getModel() {
+        return model;
+    }
+
+    public void setModel(Model model) {
+        this.model = model;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/DcaeCapabilitiesStreamSubscribe.java b/src/main/java/org/onap/sdc/dcae/composition/model/DcaeCapabilitiesStreamSubscribe.java
new file mode 100644
index 0000000..233fb1c
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/DcaeCapabilitiesStreamSubscribe.java
@@ -0,0 +1,22 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class DcaeCapabilitiesStreamSubscribe {
+
+    @SerializedName("properties")
+    @Expose
+    private List<Property> properties = null;
+
+    public List<Property> getProperties() {
+        return properties;
+    }
+
+    public void setProperties(List<Property> properties) {
+        this.properties = properties;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Error.java b/src/main/java/org/onap/sdc/dcae/composition/model/Error.java
new file mode 100644
index 0000000..6802593
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Error.java
@@ -0,0 +1,8 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+
+public class Error {
+
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Format.java b/src/main/java/org/onap/sdc/dcae/composition/model/Format.java
new file mode 100644
index 0000000..1a07275
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Format.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Format {
+
+    @SerializedName("equal")
+    @Expose
+    private String equal;
+
+    public String getEqual() {
+        return equal;
+    }
+
+    public void setEqual(String equal) {
+        this.equal = equal;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Model.java b/src/main/java/org/onap/sdc/dcae/composition/model/Model.java
new file mode 100644
index 0000000..9c24602
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Model.java
@@ -0,0 +1,77 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Model {
+
+    @SerializedName("itemId")
+    @Expose
+    private String itemId;
+    @SerializedName("nodes")
+    @Expose
+    private List<Node> nodes = null;
+    @SerializedName("catalogId")
+    @Expose
+    private Integer catalogId;
+    @SerializedName("catalog")
+    @Expose
+    private String catalog;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("id")
+    @Expose
+    private Integer id;
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+    public List<Node> getNodes() {
+        return nodes;
+    }
+
+    public void setNodes(List<Node> nodes) {
+        this.nodes = nodes;
+    }
+
+    public Integer getCatalogId() {
+        return catalogId;
+    }
+
+    public void setCatalogId(Integer catalogId) {
+        this.catalogId = catalogId;
+    }
+
+    public String getCatalog() {
+        return catalog;
+    }
+
+    public void setCatalog(String catalog) {
+        this.catalog = catalog;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/ModelDcae.java b/src/main/java/org/onap/sdc/dcae/composition/model/ModelDcae.java
new file mode 100644
index 0000000..8b3cd5b
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/ModelDcae.java
@@ -0,0 +1,56 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+import java.lang.Error;
+
+public class ModelDcae {
+
+    @SerializedName("id")
+    @Expose
+    private Object id;
+    @SerializedName("timestamp")
+    @Expose
+    private Integer timestamp;
+    @SerializedName("data")
+    @Expose
+    private Data data;
+    @SerializedName("error")
+    @Expose
+    private java.lang.Error error;
+
+    public Object getId() {
+        return id;
+    }
+
+    public void setId(Object id) {
+        this.id = id;
+    }
+
+    public Integer getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(Integer timestamp) {
+        this.timestamp = timestamp;
+    }
+
+    public Data getData() {
+        return data;
+    }
+
+    public void setData(Data data) {
+        this.data = data;
+    }
+
+    public java.lang.Error getError() {
+        return error;
+    }
+
+    public void setError(Error error) {
+        this.error = error;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Node.java b/src/main/java/org/onap/sdc/dcae/composition/model/Node.java
new file mode 100644
index 0000000..12cbfeb
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Node.java
@@ -0,0 +1,77 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Node {
+
+    @SerializedName("requirements")
+    @Expose
+    private List<Requirement> requirements = null;
+    @SerializedName("capabilities")
+    @Expose
+    private List<Capability__> capabilities = null;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("description")
+    @Expose
+    private String description;
+    @SerializedName("type")
+    @Expose
+    private String type;
+    @SerializedName("properties")
+    @Expose
+    private List<Property_> properties = null;
+
+    public List<Requirement> getRequirements() {
+        return requirements;
+    }
+
+    public void setRequirements(List<Requirement> requirements) {
+        this.requirements = requirements;
+    }
+
+    public List<Capability__> getCapabilities() {
+        return capabilities;
+    }
+
+    public void setCapabilities(List<Capability__> capabilities) {
+        this.capabilities = capabilities;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public List<Property_> getProperties() {
+        return properties;
+    }
+
+    public void setProperties(List<Property_> properties) {
+        this.properties = properties;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/NodeFilter.java b/src/main/java/org/onap/sdc/dcae/composition/model/NodeFilter.java
new file mode 100644
index 0000000..9a79148
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/NodeFilter.java
@@ -0,0 +1,22 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class NodeFilter {
+
+    @SerializedName("capabilities")
+    @Expose
+    private List<Capability_> capabilities = null;
+
+    public List<Capability_> getCapabilities() {
+        return capabilities;
+    }
+
+    public void setCapabilities(List<Capability_> capabilities) {
+        this.capabilities = capabilities;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Property.java b/src/main/java/org/onap/sdc/dcae/composition/model/Property.java
new file mode 100644
index 0000000..eb871cd
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Property.java
@@ -0,0 +1,33 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Property {
+
+    @SerializedName("format")
+    @Expose
+    private List<Format> format = null;
+    @SerializedName("version")
+    @Expose
+    private List<Version> version = null;
+
+    public List<Format> getFormat() {
+        return format;
+    }
+
+    public void setFormat(List<Format> format) {
+        this.format = format;
+    }
+
+    public List<Version> getVersion() {
+        return version;
+    }
+
+    public void setVersion(List<Version> version) {
+        this.version = version;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Property_.java b/src/main/java/org/onap/sdc/dcae/composition/model/Property_.java
new file mode 100644
index 0000000..15a3145
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Property_.java
@@ -0,0 +1,54 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Property_ {
+
+    @SerializedName("assignment")
+    @Expose
+    private Assignment assignment;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("type")
+    @Expose
+    private String type;
+    @SerializedName("required")
+    @Expose
+    private Boolean required;
+
+    public Assignment getAssignment() {
+        return assignment;
+    }
+
+    public void setAssignment(Assignment assignment) {
+        this.assignment = assignment;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public Boolean getRequired() {
+        return required;
+    }
+
+    public void setRequired(Boolean required) {
+        this.required = required;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Relationship.java b/src/main/java/org/onap/sdc/dcae/composition/model/Relationship.java
new file mode 100644
index 0000000..b7b0e24
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Relationship.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Relationship {
+
+    @SerializedName("type")
+    @Expose
+    private String type;
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Requirement.java b/src/main/java/org/onap/sdc/dcae/composition/model/Requirement.java
new file mode 100644
index 0000000..905de99
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Requirement.java
@@ -0,0 +1,77 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Requirement {
+
+    @SerializedName("capability")
+    @Expose
+    private Capability capability;
+    @SerializedName("node_filter")
+    @Expose
+    private NodeFilter nodeFilter;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("relationship")
+    @Expose
+    private Relationship relationship;
+    @SerializedName("occurrences")
+    @Expose
+    private List<String> occurrences = null;
+    @SerializedName("node")
+    @Expose
+    private String node;
+
+    public Capability getCapability() {
+        return capability;
+    }
+
+    public void setCapability(Capability capability) {
+        this.capability = capability;
+    }
+
+    public NodeFilter getNodeFilter() {
+        return nodeFilter;
+    }
+
+    public void setNodeFilter(NodeFilter nodeFilter) {
+        this.nodeFilter = nodeFilter;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Relationship getRelationship() {
+        return relationship;
+    }
+
+    public void setRelationship(Relationship relationship) {
+        this.relationship = relationship;
+    }
+
+    public List<String> getOccurrences() {
+        return occurrences;
+    }
+
+    public void setOccurrences(List<String> occurrences) {
+        this.occurrences = occurrences;
+    }
+
+    public String getNode() {
+        return node;
+    }
+
+    public void setNode(String node) {
+        this.node = node;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Type.java b/src/main/java/org/onap/sdc/dcae/composition/model/Type.java
new file mode 100644
index 0000000..2549af6
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Type.java
@@ -0,0 +1,32 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Type {
+
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("id")
+    @Expose
+    private String id;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Value.java b/src/main/java/org/onap/sdc/dcae/composition/model/Value.java
new file mode 100644
index 0000000..7b8da57
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Value.java
@@ -0,0 +1,22 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Value {
+
+    @SerializedName("get_property")
+    @Expose
+    private List<String> getProperty = null;
+
+    public List<String> getGetProperty() {
+        return getProperty;
+    }
+
+    public void setGetProperty(List<String> getProperty) {
+        this.getProperty = getProperty;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/Version.java b/src/main/java/org/onap/sdc/dcae/composition/model/Version.java
new file mode 100644
index 0000000..753f82c
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/Version.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Version {
+
+    @SerializedName("equal")
+    @Expose
+    private String equal;
+
+    public String getEqual() {
+        return equal;
+    }
+
+    public void setEqual(String equal) {
+        this.equal = equal;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java
new file mode 100644
index 0000000..ca2deef
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/RequirementDeserializer.java
@@ -0,0 +1,49 @@
+package org.onap.sdc.dcae.composition.model.deserializer;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.onap.sdc.dcae.composition.model.Capability;
+import org.onap.sdc.dcae.composition.model.NodeFilter;
+import org.onap.sdc.dcae.composition.model.Relationship;
+import org.onap.sdc.dcae.composition.model.Requirement;
+import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+
+public class RequirementDeserializer implements JsonDeserializer<Requirement>{
+
+	public Requirement deserialize(JsonElement je, Type type, JsonDeserializationContext jdc)throws JsonParseException{
+    	Gson gson = new Gson();
+    	
+        JsonObject jo = je.getAsJsonObject();
+        
+        Requirement requirement = new Requirement();
+
+        requirement.setCapability(jo.get("capability")!=null ? gson.fromJson(jo.get("capability"), Capability.class) : null);
+        requirement.setName(jo.get("name")!=null ? jo.get("name").getAsString() : null);
+        requirement.setRelationship(jo.get("relationship")!=null ? gson.fromJson(jo.get("relationship"), Relationship.class) : null);
+        requirement.setNodeFilter(jo.get("node_filter")!=null ? gson.fromJson(jo.get("node_filter"), NodeFilter.class) : null);
+        requirement.setNode(jo.get("node")!=null ? jo.get("node").getAsString() : null);
+        
+        JsonArray occurrences = jo.getAsJsonArray("occurrences");
+        if(occurrences!=null){
+	        Iterator<JsonElement> it = occurrences.iterator();
+	        List<String> occurrencesList = new ArrayList<String>();
+	        while(it.hasNext()){
+	        	JsonElement curr = it.next();
+	        	String occurance = curr.getAsString();
+	        	occurrencesList.add(occurance);
+	        }
+	        requirement.setOccurrences(occurrencesList);
+        }
+        
+        return requirement;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/ValueDeserializer.java b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/ValueDeserializer.java
new file mode 100644
index 0000000..4b2951a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/model/deserializer/ValueDeserializer.java
@@ -0,0 +1,45 @@
+package org.onap.sdc.dcae.composition.model.deserializer;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.onap.sdc.dcae.composition.model.Value;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+
+public class ValueDeserializer implements JsonDeserializer<Value>{
+
+	public Value deserialize(JsonElement je, Type type, JsonDeserializationContext jdc)throws JsonParseException{
+    	
+		List<String> getPropertyList = new ArrayList<String>();
+		
+		Value value = new Value();
+		
+		if(je instanceof JsonObject){
+			JsonObject jo = je.getAsJsonObject();
+			if(jo.get("get_input")!=null){
+				getPropertyList.add(jo.get("get_input").getAsString());
+			}
+			else if(jo.get("get_property")!=null){
+				if(jo.get("get_property") instanceof JsonObject){
+					JsonArray jsonArray = jo.getAsJsonArray("get_property");
+					Iterator<JsonElement> it = jsonArray.iterator();
+					while(it.hasNext()){
+						JsonElement item = it.next();
+						getPropertyList.add(item.getAsString());
+					}
+				}
+			}
+			
+		}
+        value.setGetProperty(getPropertyList);
+        
+        return value;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/AttachVFCMTServiceRequest.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/AttachVFCMTServiceRequest.java
new file mode 100644
index 0000000..bb25713
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/AttachVFCMTServiceRequest.java
@@ -0,0 +1,25 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+@JsonInclude(Include.NON_NULL)
+public class AttachVFCMTServiceRequest {
+	@JsonProperty("serviceUuid")
+	private String serviceUuid;
+	@JsonProperty("instanceName")
+	private String instanceName;
+	public String getServiceUuid() {
+		return serviceUuid;
+	}
+	public void setServiceUuid(String serviceUuid) {
+		this.serviceUuid = serviceUuid;
+	}
+	public String getInstanceName() {
+		return instanceName;
+	}
+	public void setInstanceName(String instanceName) {
+		this.instanceName = instanceName;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/Composition.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/Composition.java
new file mode 100644
index 0000000..9997f52
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/Composition.java
@@ -0,0 +1,31 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class Composition {
+
+	@JsonProperty("id")
+	private String id;
+	
+	@JsonProperty("composition")
+	private Composition composition;
+	
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public Composition getComposition() {
+		return composition;
+	}
+
+	public void setComposition(Composition composition) {
+		this.composition = composition;
+	}
+	
+	
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/CompositionRequest.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CompositionRequest.java
new file mode 100644
index 0000000..edb6a2a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CompositionRequest.java
@@ -0,0 +1,22 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import java.io.Serializable;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class CompositionRequest implements Serializable{
+	
+	private static final long serialVersionUID = 1L;
+
+	@JsonProperty("cid")
+	private String cid;
+	
+	public String getCid() {
+		return cid;
+	}
+
+	public void setCid(String cid) {
+		this.cid = cid;
+	}
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateMcResponse.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateMcResponse.java
new file mode 100644
index 0000000..49248f9
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateMcResponse.java
@@ -0,0 +1,33 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
+
+
+@JsonInclude(Include.NON_NULL)
+public class CreateMcResponse {
+
+	private VfcmtData vfcmt;
+	private Object cdump;
+
+	public VfcmtData getVfcmt() {
+		return vfcmt;
+	}
+
+	public void setVfcmt(VfcmtData vfcmt) {
+		this.vfcmt = vfcmt;
+	}
+
+	public Object getCdump() {
+		return cdump;
+	}
+
+	public void setCdump(Object cdump) {
+		this.cdump = cdump;
+	}
+
+	public CreateMcResponse(VfcmtData vfcmt, Object cdump){
+		this.vfcmt = vfcmt;
+		this.cdump = cdump;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateVFCMTRequest.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateVFCMTRequest.java
new file mode 100644
index 0000000..d6f2403
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/CreateVFCMTRequest.java
@@ -0,0 +1,170 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
+
+@JsonInclude(Include.NON_NULL)
+public class CreateVFCMTRequest {
+
+	@JsonProperty("name")
+	private String name;
+
+	@JsonProperty("description")
+	private String description;
+	
+	@JsonProperty("vendorName")
+	private String vendorName;
+	
+	@JsonProperty("vendorRelease")
+	private String vendorRelease;
+
+	@JsonProperty("contactId")
+	private String contactId;
+
+	@JsonProperty("resourceType")
+	private String resourceType;
+
+	@JsonProperty("category")
+	private String category;
+
+	@JsonProperty("subcategory")
+	private String subcategory;
+
+	@JsonProperty("icon")
+	private String icon;
+
+	@JsonProperty("tags")
+	private String[] tags;
+
+	//1806 374280 new flow - create, clone and attach to Vfi in one API request
+	private String serviceUuid;
+
+	private String templateUuid;
+
+	private String vfiName;
+
+	private String contextType;
+
+	private String flowType;
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public String getVendorName() {
+		return vendorName;
+	}
+
+	public void setVendorName(String vendorName) {
+		this.vendorName = vendorName;
+	}
+
+	public String getVendorRelease() {
+		return vendorRelease;
+	}
+
+	public void setVendorRelease(String vendorRelease) {
+		this.vendorRelease = vendorRelease;
+	}
+
+	public String getContactId() {
+		return contactId;
+	}
+
+	public void setContactId(String contactId) {
+		this.contactId = contactId;
+	}
+
+	public String getResourceType() {
+		return resourceType;
+	}
+
+	public void setResourceType(String resourceType) {
+		this.resourceType = resourceType;
+	}
+
+	public String getCategory() {
+		return category;
+	}
+
+	public void setCategory(String category) {
+		this.category = category;
+	}
+
+	public String getSubcategory() {
+		return subcategory;
+	}
+
+	public void setSubcategory(String subcategory) {
+		this.subcategory = subcategory;
+	}
+
+	public String getIcon() {
+		return icon;
+	}
+
+	public void setIcon(String icon) {
+		this.icon = icon;
+	}
+
+	public String[] getTags() {
+		return tags;
+	}
+
+	public void setTags(String[] tags) {
+		this.tags = tags;
+	}
+
+	public String getServiceUuid() {
+		return serviceUuid;
+	}
+
+	public void setServiceUuid(String serviceUuid) {
+		this.serviceUuid = serviceUuid;
+	}
+
+	public String getTemplateUuid() {
+		return templateUuid;
+	}
+
+	public void setTemplateUuid(String templateUuid) {
+		this.templateUuid = templateUuid;
+	}
+
+	public String getVfiName() {
+		return vfiName;
+	}
+
+	public void setVfiName(String vfiName) {
+		this.vfiName = vfiName;
+	}
+
+	public String getContextType() {
+		return contextType;
+	}
+
+	public void setContextType(String contextType) {
+		this.contextType = contextType;
+	}
+
+	public String getFlowType() {
+		return flowType;
+	}
+
+	public void setFlowType(String flowType) {
+		this.flowType = flowType;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/DcaeMinimizedService.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/DcaeMinimizedService.java
new file mode 100644
index 0000000..7e53a38
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/DcaeMinimizedService.java
@@ -0,0 +1,59 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+public class DcaeMinimizedService {
+	String uuid;
+	String name;
+	String lastUpdaterUserId;
+	String lifeCycleState;
+	String version;
+	String invariantUUID;
+	
+	public String getInvariantUUID() {
+		return invariantUUID;
+	}
+	public void setInvariantUUID(String invariantUUID) {
+		this.invariantUUID = invariantUUID;
+	}
+	public DcaeMinimizedService(String uuid, String name, String lastUpdaterUserId, String lifeCycleState, String version, String invariantUUID) {
+		super();
+		this.uuid = uuid;
+		this.name = name;
+		this.lastUpdaterUserId = lastUpdaterUserId;
+		this.lifeCycleState = lifeCycleState;
+		this.version = version;
+		this.invariantUUID = invariantUUID;
+	}
+	public String getVersion() {
+		return version;
+	}
+	public Float getVersionAsFloat() {
+		return Float.parseFloat(version);
+	}
+	public void setVersion(String version) {
+		this.version = version;
+	}
+	public String getUuid() {
+		return uuid;
+	}
+	public void setUuid(String uuid) {
+		this.uuid = uuid;
+	}
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getLastUpdaterUserId() {
+		return lastUpdaterUserId;
+	}
+	public void setLastUpdaterUserId(String lastUpdaterUserId) {
+		this.lastUpdaterUserId = lastUpdaterUserId;
+	}
+	public String getLifeCycleState() {
+		return lifeCycleState;
+	}
+	public void setLifeCycleState(String lifeCycleState) {
+		this.lifeCycleState = lifeCycleState;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ImportVFCMTRequest.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ImportVFCMTRequest.java
new file mode 100644
index 0000000..cb3dd8e
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ImportVFCMTRequest.java
@@ -0,0 +1,24 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+public class ImportVFCMTRequest extends CreateVFCMTRequest {
+
+	private boolean cloneVFCMT;
+
+	private boolean updateFlowType;
+
+	public boolean isCloneVFCMT() {
+		return cloneVFCMT;
+	}
+
+	public void setCloneVFCMT(boolean cloneVFCMT) {
+		this.cloneVFCMT = cloneVFCMT;
+	}
+
+	public boolean isUpdateFlowType() {
+		return updateFlowType;
+	}
+
+	public void setUpdateFlowType(boolean updateFlowType) {
+		this.updateFlowType = updateFlowType;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/MessageResponse.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/MessageResponse.java
new file mode 100644
index 0000000..e498097
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/MessageResponse.java
@@ -0,0 +1,30 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class MessageResponse{
+
+	@JsonProperty("errorResponse")
+	private String errorResponse;
+	
+	@JsonProperty("successResponse")
+	private String successResponse;
+
+	public String getErrorResponse() {
+		return errorResponse;
+	}
+
+	public void setErrorResponse(String errorResponse) {
+		this.errorResponse = errorResponse;
+	}
+
+	public String getSuccessResponse() {
+		return successResponse;
+	}
+
+	public void setSuccessResponse(String successResponse) {
+		this.successResponse = successResponse;
+	}
+	
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/MonitoringComponent.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/MonitoringComponent.java
new file mode 100644
index 0000000..09777a5
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/MonitoringComponent.java
@@ -0,0 +1,96 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import org.onap.sdc.dcae.composition.restmodels.sdc.ResourceDetailed;
+import org.onap.sdc.dcae.composition.util.DcaeBeConstants;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class MonitoringComponent {
+
+	// VFCMT metadata
+	private String uuid;
+	private String name;
+	private String version;
+	private String lastUpdaterUserId;
+	private String description;
+	private String lifecycleState;
+
+	// Blueprint submission status
+	// 1806 US381853 according to lifecycleState
+	private String status;
+
+	// The name of the vfi monitored by the VFCMT
+	private String vfiName;
+
+	public MonitoringComponent(ResourceDetailed mc, String vfiName) {
+		this.uuid = mc.getUuid();
+		this.name = mc.getName();
+		this.version = mc.getVersion();
+		this.lastUpdaterUserId = mc.getLastUpdaterUserId();
+		this.description = mc.getDescription();
+		this.lifecycleState = mc.getLifecycleState();
+		this.status = DcaeBeConstants.LifecycleStateEnum.CERTIFIED == DcaeBeConstants.LifecycleStateEnum.findState(lifecycleState) ? "Submitted" : "Not Submitted";
+		this.vfiName = vfiName;
+	}
+
+	public MonitoringComponent(String uuid, String vfiName, String status) {
+		this.uuid = uuid;
+		this.vfiName = vfiName;
+		this.status = status;
+	}
+
+	MonitoringComponent(){}
+
+	public String getUuid() {
+		return uuid;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public String getLastUpdaterUserId() {
+		return lastUpdaterUserId;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public String getStatus() {
+		return status;
+	}
+
+	public String getVfiName() {
+		return vfiName;
+	}
+
+	public String getLifecycleState() {
+		return lifecycleState;
+	}
+
+	public void setVfiName(String vfiName) {
+		this.vfiName = vfiName;
+	}
+
+	public void setUuid(String uuid) {
+		this.uuid = uuid;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public void setLifecycleState(String lifecycleState) {
+		this.lifecycleState = lifecycleState;
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ReferenceUUID.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ReferenceUUID.java
new file mode 100644
index 0000000..19bf0b7
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ReferenceUUID.java
@@ -0,0 +1,21 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class ReferenceUUID {
+
+    @JsonProperty("referenceUUID")
+    private String referenceUUID;
+
+    public ReferenceUUID(String referenceUUID) {
+        this.referenceUUID = referenceUUID;
+    }
+
+    public String getReferenceUUID() {
+        return referenceUUID;
+    }
+
+    public void setReferenceUUID(String referenceUUID) {
+        this.referenceUUID = referenceUUID;
+    }
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/VfcmtData.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/VfcmtData.java
new file mode 100644
index 0000000..6c7a65e
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/VfcmtData.java
@@ -0,0 +1,56 @@
+package org.onap.sdc.dcae.composition.restmodels;
+
+import org.onap.sdc.dcae.composition.restmodels.sdc.ResourceDetailed;
+
+public class VfcmtData extends MonitoringComponent {
+
+	private String flowType;
+	private String serviceUuid;
+
+	private String invariantUUID;
+
+	public VfcmtData(ResourceDetailed vfcmt) {
+		setUuid(vfcmt.getUuid());
+		setName(vfcmt.getName());
+		setDescription(vfcmt.getDescription());
+	}
+	
+	public VfcmtData(ResourceDetailed vfcmt, String vfiName, String flowType) {
+		this(vfcmt);
+		setVfiName(vfiName);
+		setFlowType(flowType);
+	}
+
+	public VfcmtData(ResourceDetailed vfcmt, String vfiName, String flowType, String serviceUuid) {
+		this(vfcmt, vfiName, flowType);
+		setInvariantUUID(vfcmt.getInvariantUUID());
+		setLifecycleState(vfcmt.getLifecycleState());
+		setServiceUuid(serviceUuid);
+	}
+
+	public String getFlowType() {
+		return flowType;
+	}
+
+	public void setFlowType(String flowType) {
+		this.flowType = flowType;
+	}
+
+	public String getServiceUuid() {
+		return serviceUuid;
+	}
+
+	public void setServiceUuid(String serviceUuid) {
+		this.serviceUuid = serviceUuid;
+	}
+
+	public String getInvariantUUID() {
+		return invariantUUID;
+	}
+
+	public void setInvariantUUID(String invariantUUID) {
+		this.invariantUUID = invariantUUID;
+	}
+
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/ComponentsInfo.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/ComponentsInfo.java
new file mode 100644
index 0000000..2c9a16a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/ComponentsInfo.java
@@ -0,0 +1,59 @@
+package org.onap.sdc.dcae.composition.restmodels.health;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class ComponentsInfo {
+
+    @SerializedName("healthCheckComponent")
+    @Expose
+    private String healthCheckComponent;
+    @SerializedName("healthCheckStatus")
+    @Expose
+    private String healthCheckStatus;
+    @SerializedName("version")
+    @Expose
+    private String version;
+    @SerializedName("description")
+    @Expose
+    private String description;
+
+    public String getHealthCheckComponent() {
+        return healthCheckComponent;
+    }
+
+    public void setHealthCheckComponent(String healthCheckComponent) {
+        this.healthCheckComponent = healthCheckComponent;
+    }
+
+    public String getHealthCheckStatus() {
+        return healthCheckStatus;
+    }
+
+    public void setHealthCheckStatus(String healthCheckStatus) {
+        this.healthCheckStatus = healthCheckStatus;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+	@Override
+	public String toString() {
+		return "ComponentsInfo [healthCheckComponent=" + healthCheckComponent + ", healthCheckStatus="
+				+ healthCheckStatus + ", version=" + version + ", description=" + description + "]";
+	}
+    
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/HealthResponse.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/HealthResponse.java
new file mode 100644
index 0000000..56d6cf0
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/health/HealthResponse.java
@@ -0,0 +1,65 @@
+package org.onap.sdc.dcae.composition.restmodels.health;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class HealthResponse {
+
+    @SerializedName("healthCheckComponent")
+    @Expose
+    private String healthCheckComponent;
+    @SerializedName("healthCheckStatus")
+    @Expose
+    private String healthCheckStatus;
+    @SerializedName("sdcVersion")
+    @Expose
+    private String sdcVersion;
+    @SerializedName("description")
+    @Expose
+    private String description;
+    @SerializedName("componentsInfo")
+    @Expose
+    private List<ComponentsInfo> componentsInfo = null;
+
+    public String getHealthCheckComponent() {
+        return healthCheckComponent;
+    }
+
+    public void setHealthCheckComponent(String healthCheckComponent) {
+        this.healthCheckComponent = healthCheckComponent;
+    }
+
+    public String getHealthCheckStatus() {
+        return healthCheckStatus;
+    }
+
+    public void setHealthCheckStatus(String healthCheckStatus) {
+        this.healthCheckStatus = healthCheckStatus;
+    }
+
+    public String getSdcVersion() {
+		return sdcVersion;
+	}
+
+	public void setSdcVersion(String sdcVersion) {
+		this.sdcVersion = sdcVersion;
+	}
+
+	public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public List<ComponentsInfo> getComponentsInfo() {
+        return componentsInfo;
+    }
+
+    public void setComponentsInfo(List<ComponentsInfo> componentsInfo) {
+        this.componentsInfo = componentsInfo;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionDeserializer.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionDeserializer.java
new file mode 100644
index 0000000..84884ee
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionDeserializer.java
@@ -0,0 +1,34 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import com.google.gson.*;
+import java.lang.reflect.Type;
+
+public class ActionDeserializer implements JsonDeserializer<BaseAction> {
+
+	@Override
+	public BaseAction deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
+		String action;
+		try {
+			action = json.getAsJsonObject().get("actionType").getAsString();
+		} catch (RuntimeException e) {
+			throw new JsonParseException("Missing information : action type");
+		}
+		ActionTypeEnum actionTypeEnum = ActionTypeEnum.getTypeByName(action);
+		if (null == actionTypeEnum)
+			throw new JsonParseException("Undefined action type: " + action);
+		Type clazz = getActionClassByActionTypeEnum(actionTypeEnum);
+		return new Gson().fromJson(json, clazz);
+	}
+
+	private Type getActionClassByActionTypeEnum(ActionTypeEnum actionTypeEnum) {
+		switch (actionTypeEnum) {
+		case MAP:
+			return MapAction.class;
+		case DATE_FORMATTER:
+			return DateFormatterAction.class;
+		default:
+			return BaseAction.class;
+		}
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionTypeEnum.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionTypeEnum.java
new file mode 100644
index 0000000..4538da5
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ActionTypeEnum.java
@@ -0,0 +1,21 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.Arrays;
+
+public enum ActionTypeEnum {
+	COPY("copy"), MAP("map"), CONCAT("concat"), DATE_FORMATTER("dateFormatter");
+
+	private String type;
+
+	ActionTypeEnum(String type){
+		this.type = type;
+	}
+
+	public String getType(){
+		return type;
+	}
+
+	public static ActionTypeEnum getTypeByName(String action) {
+		return Arrays.stream(ActionTypeEnum.values()).filter(a -> action.replaceAll(" ", "").equalsIgnoreCase(a.type)).findAny().orElse(null);
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseAction.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseAction.java
new file mode 100644
index 0000000..ce9db27
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseAction.java
@@ -0,0 +1,212 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Objects;
+import java.util.stream.Collectors;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.util.CollectionUtils;
+
+public class BaseAction {
+
+	private String actionType;
+	private From from;
+	private String target;
+	// UI generated id
+	private String id;
+
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public String getActionType() {
+		return actionType;
+	}
+
+	public void setActionType(String actionType) {
+		this.actionType = actionType;
+	}
+
+	public String getTarget() {
+		return target;
+	}
+
+	public void setTarget(String target) {
+		this.target = target;
+	}
+
+	public From getFrom() {
+		return from;
+	}
+
+	public void setFrom(From from) {
+		this.from = from;
+	}
+
+	public void setFrom(String from) {
+		this.from = new From(from);
+	}
+
+	public void setFrom(List<String> from) {
+		this.from = new From(from);
+	}
+
+	public void setFrom(String from, String regex) {
+		this.from = new From(from, regex);
+	}
+
+	protected class FromField {
+		private String value;
+
+		public String getValue() {
+			return value;
+		}
+
+		public void setValue(String value) {
+			this.value = value;
+		}
+
+		FromField(String value){
+			setValue(value);
+		}
+
+		private FromField(){}
+
+		private boolean isReference(){
+			return StringUtils.isNoneBlank(value) && value.startsWith("${") && value.endsWith("}");
+		}
+
+		private String stripedReference() {
+			return value.substring(2, value.length()-1);
+		}
+
+		boolean referencesTarget(String target) {
+			return isReference() && target.equals(stripedReference());
+		}
+
+		@Override
+		public boolean equals(Object obj) {
+			return obj == this || !(null == obj || getClass() != obj.getClass()) && Objects.equals(value, ((FromField)obj).value);
+		}
+
+		@Override
+		public int hashCode(){
+			return Objects.hash(this.value);
+		}
+	}
+
+	protected class From extends FromField {
+
+		private String regex;
+		// UI state of the regex field
+		private String state;
+		private List<FromField> values;
+
+		public String getRegex() {
+			return regex;
+		}
+
+		public void setRegex(String regex) {
+			this.regex = regex;
+		}
+
+		public String getState() {
+			return state;
+		}
+
+		public void setState(String state) {
+			this.state = state;
+		}
+
+		public List<FromField> getValues() {
+			return values;
+		}
+
+		public void setValues(List<FromField> values) {
+			this.values = values;
+		}
+
+		protected From(String value, String regex){
+			super(value);
+			setRegex(regex);
+		}
+
+		protected From(List<String> valuesList) {
+			List<FromField> allValues = valuesList.stream().map(FromField::new).collect(Collectors.toList());
+			setValues(allValues);
+		}
+
+		protected From(String value){
+			super(value);
+		}
+
+		@Override
+		public boolean equals(Object obj) {
+			if (obj == this)
+				return true;
+			if (null == obj || getClass() != obj.getClass())
+				return false;
+			From other = (From) obj;
+			return Objects.equals(regex, other.regex)
+					&& Objects.equals(state, other.state)
+					&& Objects.equals(values, other.values);
+		}
+
+		@Override
+		public int hashCode(){
+			return Objects.hash(this.regex,this.state,this.values);
+		}
+
+	}
+
+	public boolean hasDependencies(Collection<BaseAction> allActions) {
+		return allActions.stream().anyMatch(this::referencesTarget);
+	}
+
+	public String getFromValue() {
+		return null == from ? null: StringUtils.isNoneBlank(from.getValue()) ? from.getValue() : StringUtils.join(getFromValues(), "");
+	}
+
+	public List<String> getFromValues() {
+		return null == from || CollectionUtils.isEmpty(from.values) ? new ArrayList<>() : from.values.stream().map(FromField::getValue).collect(Collectors.toList());
+	}
+
+	public String getRegexValue() {
+		return from.getRegex();
+	}
+
+	public boolean referencesTarget(BaseAction other) {
+		return from.referencesTarget(other.strippedTarget()) ||
+				other != this && !CollectionUtils.isEmpty(from.values) && from.values.stream().anyMatch(p -> p.referencesTarget(other.strippedTarget()));
+	}
+
+	String strippedTarget() {
+		return target.startsWith("${") && target.endsWith("}") ? target.substring(2, target.length()-1) : target;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (obj == this)
+			return true;
+		if (null == obj || getClass() != obj.getClass())
+			return false;
+		BaseAction other = (BaseAction) obj;
+		return Objects.equals(actionType, other.actionType)
+				&& Objects.equals(target, other.target)
+				&& Objects.equals(id, other.id)
+				&& Objects.equals(from, other.from);
+	}
+
+	@Override
+	public int hashCode(){
+		return Objects.hash(this.actionType,this.from,this.id,this.target);
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseCondition.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseCondition.java
new file mode 100644
index 0000000..60a9778
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/BaseCondition.java
@@ -0,0 +1,11 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+public abstract class BaseCondition {
+
+	// UI evaluation fields
+	private String level;
+	private String name;
+	private String id;
+
+	public abstract boolean referencesTarget(String target);
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Condition.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Condition.java
new file mode 100644
index 0000000..5f037a6
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Condition.java
@@ -0,0 +1,54 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.List;
+import java.util.stream.Stream;
+
+public class Condition extends BaseCondition {
+
+	protected String left;
+	protected String operator;
+	protected List<String> right;
+
+	public String getLeft() {
+		return left;
+	}
+
+	public void setLeft(String left) {
+		this.left = left;
+	}
+
+	public String getOperator() {
+		return operator;
+	}
+
+	public void setOperator(String operator) {
+		this.operator = operator;
+	}
+
+	public List<String> getRight() {
+		return right;
+	}
+
+	public void setRight(List<String> right) {
+		this.right = right;
+	}
+
+
+	@Override
+	public boolean referencesTarget(String target) {
+		return Stream.concat(Stream.of(left), right.stream())
+				.filter(this::isReference)
+				.map(this::strippedReference)
+				.anyMatch(target::equals);
+	}
+
+	private String strippedReference(String value) {
+		return value.substring(2, value.length()-1);
+	}
+
+	private boolean isReference(String value) {
+		return value.startsWith("${") && value.endsWith("}");
+	}
+
+}
+
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionDeserializer.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionDeserializer.java
new file mode 100644
index 0000000..b14c3b1
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionDeserializer.java
@@ -0,0 +1,17 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import com.google.gson.*;
+
+import java.lang.reflect.Type;
+
+public class ConditionDeserializer implements JsonDeserializer<BaseCondition> {
+
+	@Override
+	public BaseCondition deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
+		Type clazz = Condition.class;
+		JsonElement type = json.getAsJsonObject().get("type");
+		if(null != type && !type.isJsonNull())
+			clazz = ConditionGroup.class;
+		return context.deserialize(json, clazz);
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionGroup.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionGroup.java
new file mode 100644
index 0000000..c8ddc9d
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/ConditionGroup.java
@@ -0,0 +1,31 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.List;
+
+public class ConditionGroup extends BaseCondition {
+
+	private String type;
+	private List<BaseCondition> children;
+
+	public String getType() {
+		return type;
+	}
+
+	public void setType(String type) {
+		this.type = type;
+	}
+
+	public List<BaseCondition> getChildren() {
+		return children;
+	}
+
+	public void setChildren(List<BaseCondition> children) {
+		this.children = children;
+	}
+
+	@Override
+	public boolean referencesTarget(String target) {
+		return children.stream().anyMatch(c -> c.referencesTarget(target));
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/DateFormatterAction.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/DateFormatterAction.java
new file mode 100644
index 0000000..6a66a5a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/DateFormatterAction.java
@@ -0,0 +1,87 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import com.google.gson.annotations.SerializedName;
+
+public class DateFormatterAction extends BaseAction {
+
+	private DateFormatter dateFormatter = new DateFormatter();
+
+	public DateFormatter getDateFormatter() {
+		return dateFormatter;
+	}
+
+	public void setDateFormatter(DateFormatter dateFormatter) {
+		this.dateFormatter = dateFormatter;
+	}
+
+	private class DateFormatter{
+		private String fromFormat;
+		private String toFormat;
+		private String fromTimezone;
+		private String toTimezone;
+
+		public String getFromFormat() {
+			return fromFormat;
+		}
+
+		public void setFromFormat(String fromFormat) {
+			this.fromFormat = fromFormat;
+		}
+
+		public String getToFormat() {
+			return toFormat;
+		}
+
+		public void setToFormat(String toFormat) {
+			this.toFormat = toFormat;
+		}
+
+		public String getFromTimezone() {
+			return fromTimezone;
+		}
+
+		public void setFromTimezone(String fromTimezone) {
+			this.fromTimezone = fromTimezone;
+		}
+
+		public String getToTimezone() {
+			return toTimezone;
+		}
+
+		public void setToTimezone(String toTimezone) {
+			this.toTimezone = toTimezone;
+		}
+	}
+
+	public String getFromFormat() {
+		return dateFormatter.fromFormat;
+	}
+
+	public void setFromFormat(String fromFormat) {
+		this.dateFormatter.fromFormat = fromFormat;
+	}
+
+	public String getToFormat() {
+		return dateFormatter.toFormat;
+	}
+
+	public void setToFormat(String toFormat) {
+		this.dateFormatter.toFormat = toFormat;
+	}
+
+	public String getFromTz() {
+		return dateFormatter.fromTimezone;
+	}
+
+	public void setFromTz(String fromTz) {
+		this.dateFormatter.fromTimezone = fromTz;
+	}
+
+	public String getToTz() {
+		return dateFormatter.toTimezone;
+	}
+
+	public void setToTz(String toTz) {
+		this.dateFormatter.toTimezone = toTz;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypeDefinitionUI.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypeDefinitionUI.java
new file mode 100644
index 0000000..667eb03
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypeDefinitionUI.java
@@ -0,0 +1,50 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class EventTypeDefinitionUI {
+	
+	private String name;
+	private List<EventTypeDefinitionUI> children;
+	private Boolean isRequired;
+	private List<String> requiredChildren;
+	private String id;
+	
+	
+	public EventTypeDefinitionUI(String name, List<EventTypeDefinitionUI> children, Boolean isRequired, String id) {
+		super();
+		this.name = name;
+		this.children = children;
+		this.isRequired = isRequired;
+		this.id = id;
+		this.requiredChildren = (children == null) ? null : children.stream()
+				.filter(c-> c.isRequired)
+				.map(c-> c.name)
+				.collect(Collectors.toList());
+	}
+
+	public String getName() {
+		return name;
+	}
+
+
+	public List<EventTypeDefinitionUI> getChildren() {
+		return children;
+	}
+
+
+	public Boolean getIsRequired() {
+		return isRequired;
+	}
+
+
+	public List<String> getRequiredChildren() {
+		return requiredChildren;
+	}
+
+
+	public String getId() {
+		return id;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypesByVersionUI.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypesByVersionUI.java
new file mode 100644
index 0000000..ed77144
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/EventTypesByVersionUI.java
@@ -0,0 +1,28 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.Set;
+
+import com.google.common.collect.ImmutableList;
+
+public class EventTypesByVersionUI {
+	
+	public static final ImmutableList<String> DEFAULT_EVENTS = ImmutableList.of("commonEventHeader");
+	
+	private String version;
+	private Set<String> eventTypes;
+	
+	public EventTypesByVersionUI(String version, Set<String> eventTypes) {
+		super();
+		this.version = version;
+		this.eventTypes = eventTypes;
+	}
+	
+	public String getVersion() {
+		return version;
+	}
+	
+	public Set<String> getEventTypes() {
+		return eventTypes;
+	}
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MapAction.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MapAction.java
new file mode 100644
index 0000000..b7988f4
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MapAction.java
@@ -0,0 +1,92 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+import com.google.gson.annotations.SerializedName;
+
+public class MapAction extends BaseAction {
+
+	private Transform map;
+
+	public Transform getMap() {
+		return map;
+	}
+
+	public void setMap(Transform map) {
+		this.map = map;
+	}
+
+	public List<UIHashMap> getMapValues() {
+		return null == map? null : map.values;
+	}
+
+	public boolean mapHasDefault() {
+		return null != map && map.haveDefault;
+	}
+
+	public String getMapDefaultValue() {
+		return null == map? null : map.defaultValue;
+	}
+
+
+	private class Transform {
+		@SerializedName("default")
+		private String defaultValue;
+		private boolean haveDefault;
+		private List<UIHashMap> values;
+
+		public String getDefaultValue() {
+			return defaultValue;
+		}
+
+		public void setDefaultValue(String defaultValue) {
+			this.defaultValue = defaultValue;
+		}
+
+		public boolean isHaveDefault() {
+			return haveDefault;
+		}
+
+		public void setHaveDefault(boolean haveDefault) {
+			this.haveDefault = haveDefault;
+		}
+
+		public List<UIHashMap> getValues() {
+			return values;
+		}
+
+		public void setValues(List<UIHashMap> values) {
+			this.values = values;
+		}
+
+	}
+
+	private class UIHashMap {
+		private String key;
+		private String value;
+
+		public String getKey() {
+			return key;
+		}
+
+		public void setKey(String key) {
+			this.key = key;
+		}
+
+		public String getValue() {
+			return value;
+		}
+
+		public void setValue(String value) {
+			this.value = value;
+		}
+
+	}
+
+	public Map<String, String> transformToMap() throws IllegalStateException {
+		return getMap().getValues().stream().collect(Collectors.toMap(UIHashMap::getKey, UIHashMap::getValue));
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MappingRules.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MappingRules.java
new file mode 100644
index 0000000..ca24d57
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/MappingRules.java
@@ -0,0 +1,70 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+import com.google.gson.Gson;
+
+public class MappingRules {
+	private String version;
+	private String eventType;
+	private Map<String, Rule> rules = new LinkedHashMap<>();
+
+	public Map<String, Rule> getRules() {
+		return rules;
+	}
+
+	public void setRules(Map<String, Rule> rules) {
+		this.rules = rules;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public String getEventType() {
+		return eventType;
+	}
+
+	public void setEventType(String eventType) {
+		this.eventType = eventType;
+	}
+
+
+	public MappingRules(Rule rule) {
+		version = rule.getVersion();
+		eventType = rule.getEventType();
+		addOrReplaceRule(rule);
+	}
+
+	public void addOrReplaceRule(Rule rule) {
+		rule.generateUid();
+		rules.put(rule.getUid(), rule);
+	}
+
+	public boolean ruleExists(Rule rule) {
+		return rules.containsKey(rule.getUid());
+	}
+
+
+	public boolean isEmpty() {
+		return rules.isEmpty();
+	}
+
+
+	public Rule removeRule(String ruleUid) {
+		return rules.remove(ruleUid);
+	}
+
+	public String describe() {
+		return "{version:"+version+",eventType:"+eventType+"}";
+	}
+
+	public byte[] convertToPayload() {
+		return new Gson().toJson(this).getBytes();
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Rule.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Rule.java
new file mode 100644
index 0000000..b65fdf0
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/Rule.java
@@ -0,0 +1,138 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+public class Rule {
+	private String version;
+	private String eventType;
+	private String description;
+	private String uid;
+	private String phase = "phase_1"; //placeholder
+	private BaseCondition condition;
+	private List<BaseAction> actions;
+
+	private static Gson gson = new GsonBuilder().serializeNulls().create();
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public String getEventType() {
+		return eventType;
+	}
+
+	public void setEventType(String eventType) {
+		this.eventType = eventType;
+	}
+
+	public String getUid() {
+		return uid;
+	}
+
+	public void setUid(String uid) {
+		this.uid = uid;
+	}
+
+	public String getPhase() {
+		return phase;
+	}
+
+	public void setPhase(String phase) {
+		this.phase = phase;
+	}
+
+	public List<BaseAction> getActions() {
+		return actions;
+	}
+
+	public void setActions(List<BaseAction> actions) {
+		this.actions = actions;
+	}
+
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public BaseCondition getCondition() {
+		return condition;
+	}
+
+	public void setCondition(BaseCondition condition) {
+		this.condition = condition;
+	}
+
+	public void generateUid() {
+		if(StringUtils.isBlank(uid))
+			uid = UUID.randomUUID().toString();
+	}
+
+	public String toJson() {
+		return gson.toJson(this);
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (obj == this)
+			return true;
+		if (null == obj || getClass() != obj.getClass())
+			return false;
+		Rule other = (Rule) obj;
+		return Objects.equals(version, other.version) &&
+				Objects.equals(description, other.description) &&
+				Objects.equals(eventType, other.eventType) &&
+				Objects.equals(uid, other.uid) &&
+				Objects.equals(phase, other.phase) &&
+				Objects.equals(condition, other.condition) &&
+				Objects.equals(actions, other.actions);
+	}
+
+	@Override
+	public int hashCode(){
+		return Objects.hash(this.version,this.description,this.eventType,this.uid,this.phase,this.condition,this.actions);
+	}
+
+	public boolean referencesOtherRule(Rule other){
+		return other != this && actions.stream().anyMatch(p -> p.hasDependencies(other.actions)) ||
+				isConditionalRule() && other.actions.stream().map(BaseAction::strippedTarget).anyMatch(t -> condition.referencesTarget(t));
+	}
+
+
+	private List<BaseAction> findDependencies(Rule other) {
+		return other.actions.stream()
+						.filter(p -> actions.stream().anyMatch(a -> a.referencesTarget(p)) || isConditionalRule() && condition.referencesTarget(p.strippedTarget()))
+						.collect(Collectors.toList());
+	}
+
+	public List<BaseAction> findDependencies(List<Rule> others) {
+		return others.stream()
+				.filter(r -> r != this)
+				.map(this::findDependencies)
+				.flatMap(List::stream)
+				.collect(Collectors.toList());
+	}
+
+	public boolean referencesOtherRules(Collection<Rule> allRules) {
+		return allRules.stream().anyMatch(this::referencesOtherRule);
+	}
+
+	public boolean isConditionalRule() {
+		return null != condition;
+	}
+
+}
+
+
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/SchemaInfo.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/SchemaInfo.java
new file mode 100644
index 0000000..a6678c8
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/ruleeditor/SchemaInfo.java
@@ -0,0 +1,23 @@
+package org.onap.sdc.dcae.composition.restmodels.ruleeditor;
+
+
+public class SchemaInfo {
+	private String eventType;
+	private String version;
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public String getEventType() {
+		return eventType;
+	}
+
+	public void setEventType(String eventType) {
+		this.eventType = eventType;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Artifact.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Artifact.java
new file mode 100644
index 0000000..012ed9c
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Artifact.java
@@ -0,0 +1,100 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class Artifact {
+	
+	private String artifactName;
+    private String artifactType;
+    private String artifactURL;
+    private String artifactDescription;
+    private Integer artifactTimeout;
+    private String artifactChecksum;
+    private String artifactUUID;
+    private String artifactVersion;
+    private String generatedFromUUID;
+    private String artifactLabel;
+    private String artifactGroupType;
+	private String payloadData;
+	private String description;
+    
+	public String getArtifactName() {
+		return artifactName;
+	}
+	public void setArtifactName(String artifactName) {
+		this.artifactName = artifactName;
+	}
+	public String getArtifactType() {
+		return artifactType;
+	}
+	public void setArtifactType(String artifactType) {
+		this.artifactType = artifactType;
+	}
+	public String getArtifactURL() {
+		return artifactURL;
+	}
+	public void setArtifactURL(String artifactURL) {
+		this.artifactURL = artifactURL;
+	}
+	public String getArtifactDescription() {
+		return artifactDescription;
+	}
+	public void setArtifactDescription(String artifactDescription) {
+		this.artifactDescription = artifactDescription;
+	}
+	public Integer getArtifactTimeout() {
+		return artifactTimeout;
+	}
+	public void setArtifactTimeout(Integer artifactTimeout) {
+		this.artifactTimeout = artifactTimeout;
+	}
+	public String getArtifactChecksum() {
+		return artifactChecksum;
+	}
+	public void setArtifactChecksum(String artifactChecksum) {
+		this.artifactChecksum = artifactChecksum;
+	}
+	public String getArtifactUUID() {
+		return artifactUUID;
+	}
+	public void setArtifactUUID(String artifactUUID) {
+		this.artifactUUID = artifactUUID;
+	}
+	public String getArtifactVersion() {
+		return artifactVersion;
+	}
+	public void setArtifactVersion(String artifactVersion) {
+		this.artifactVersion = artifactVersion;
+	}
+	public String getGeneratedFromUUID() {
+		return generatedFromUUID;
+	}
+	public void setGeneratedFromUUID(String generatedFromUUID) {
+		this.generatedFromUUID = generatedFromUUID;
+	}
+	public String getArtifactLabel() {
+		return artifactLabel;
+	}
+	public void setArtifactLabel(String artifactLabel) {
+		this.artifactLabel = artifactLabel;
+	}
+	public String getArtifactGroupType() {
+		return artifactGroupType;
+	}
+	public void setArtifactGroupType(String artifactGroupType) {
+		this.artifactGroupType = artifactGroupType;
+	}
+	public String getPayloadData() {
+		return payloadData;
+	}
+	public void setPayloadData(String payloadData) {
+		this.payloadData = payloadData;
+	}
+	public String getDescription() {
+		return description;
+	}
+	public void setDescription(String description) {
+		this.description = description;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Asset.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Asset.java
new file mode 100644
index 0000000..39c115b
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Asset.java
@@ -0,0 +1,71 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public abstract class Asset {
+	
+	private String uuid;
+	private String invariantUUID;
+	private String name;
+	private String version;
+	private String toscaModelURL;
+	private String lastUpdaterUserId;
+	private String category;
+	private String lifecycleState;
+	
+	public String getUuid() {
+		return uuid;
+	}
+	public void setUuid(String uuid) {
+		this.uuid = uuid;
+	}
+	public String getInvariantUUID() {
+		return invariantUUID;
+	}
+	public void setInvariantUUID(String invariantUUID) {
+		this.invariantUUID = invariantUUID;
+	}
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getVersion() {
+		return version;
+	}
+	public void setVersion(String version) {
+		this.version = version;
+	}
+	public String getToscaModelURL() {
+		return toscaModelURL;
+	}
+	public void setToscaModelURL(String toscaModelURL) {
+		this.toscaModelURL = toscaModelURL;
+	}
+	public String getLastUpdaterUserId() {
+		return lastUpdaterUserId;
+	}
+	public void setLastUpdaterUserId(String lastUpdaterUserId) {
+		this.lastUpdaterUserId = lastUpdaterUserId;
+	}
+	public String getCategory() {
+		return category;
+	}
+	public void setCategory(String category) {
+		this.category = category;
+	}
+	public String getLifecycleState() {
+		return lifecycleState;
+	}
+	public void setLifecycleState(String lifecycleState) {
+		this.lifecycleState = lifecycleState;
+	}
+
+
+	public Float versionAsFloat() {
+		return Float.parseFloat(version);
+	}
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Data.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Data.java
new file mode 100644
index 0000000..5b96ea2
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Data.java
@@ -0,0 +1,21 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Data {
+
+    @SerializedName("element")
+    @Expose
+    private Element element;
+
+    public Element getElement() {
+        return element;
+    }
+
+    public void setElement(Element element) {
+        this.element = element;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/DcaeComponents.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/DcaeComponents.java
new file mode 100644
index 0000000..ff2c411
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/DcaeComponents.java
@@ -0,0 +1,54 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class DcaeComponents {
+
+    @SerializedName("id")
+    @Expose
+    private Object id;
+    @SerializedName("timestamp")
+    @Expose
+    private Integer timestamp;
+    @SerializedName("data")
+    @Expose
+    private Data data;
+    @SerializedName("error")
+    @Expose
+    private Error error;
+
+    public Object getId() {
+        return id;
+    }
+
+    public void setId(Object id) {
+        this.id = id;
+    }
+
+    public Integer getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(Integer timestamp) {
+        this.timestamp = timestamp;
+    }
+
+    public Data getData() {
+        return data;
+    }
+
+    public void setData(Data data) {
+        this.data = data;
+    }
+
+    public Error getError() {
+        return error;
+    }
+
+    public void setError(Error error) {
+        this.error = error;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Element.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Element.java
new file mode 100644
index 0000000..c3aa95a
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Element.java
@@ -0,0 +1,55 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Element {
+
+    @SerializedName("itemId")
+    @Expose
+    private String itemId;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("id")
+    @Expose
+    private String id;
+    @SerializedName("items")
+    @Expose
+    private List<Item> items = null;
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public List<Item> getItems() {
+        return items;
+    }
+
+    public void setItems(List<Item> items) {
+        this.items = items;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Error.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Error.java
new file mode 100644
index 0000000..a935a46
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Error.java
@@ -0,0 +1,8 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+
+public class Error {
+
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ExternalReferencesMap.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ExternalReferencesMap.java
new file mode 100644
index 0000000..3340502
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ExternalReferencesMap.java
@@ -0,0 +1,7 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import java.util.HashMap;
+import java.util.List;
+
+public class ExternalReferencesMap extends HashMap<String, List<String>>{
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Item.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Item.java
new file mode 100644
index 0000000..6f52e11
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Item.java
@@ -0,0 +1,220 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Item {
+
+    @SerializedName("lifecycleState")
+    @Expose
+    private String lifecycleState;
+    @SerializedName("models")
+    @Expose
+    private List<Model> models = null;
+    @SerializedName("subCategory")
+    @Expose
+    private String subCategory;
+    @SerializedName("catalog")
+    @Expose
+    private String catalog;
+    @SerializedName("lastUpdaterUserId")
+    @Expose
+    private String lastUpdaterUserId;
+    @SerializedName("description")
+    @Expose
+    private String description;
+    @SerializedName("uuid")
+    @Expose
+    private String uuid;
+    @SerializedName("version")
+    @Expose
+    private String version;
+    @SerializedName("itemId")
+    @Expose
+    private String itemId;
+    @SerializedName("catalogId")
+    @Expose
+    private Integer catalogId;
+    @SerializedName("toscaModelURL")
+    @Expose
+    private String toscaModelURL;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("invariantUUID")
+    @Expose
+    private String invariantUUID;
+    @SerializedName("id")
+    @Expose
+    private Integer id;
+    @SerializedName("category")
+    @Expose
+    private String category;
+    @SerializedName("lastUpdaterFullName")
+    @Expose
+    private String lastUpdaterFullName;
+    @SerializedName("toscaResourceName")
+    @Expose
+    private String toscaResourceName;
+    @SerializedName("resourceType")
+    @Expose
+    private String resourceType;
+    @SerializedName("artifacts")
+    @Expose
+    private List<Artifact> artifacts = null;
+
+    public String getLifecycleState() {
+        return lifecycleState;
+    }
+
+    public void setLifecycleState(String lifecycleState) {
+        this.lifecycleState = lifecycleState;
+    }
+
+    public List<Model> getModels() {
+        return models;
+    }
+
+    public void setModels(List<Model> models) {
+        this.models = models;
+    }
+
+    public String getSubCategory() {
+        return subCategory;
+    }
+
+    public void setSubCategory(String subCategory) {
+        this.subCategory = subCategory;
+    }
+
+    public String getCatalog() {
+        return catalog;
+    }
+
+    public void setCatalog(String catalog) {
+        this.catalog = catalog;
+    }
+
+    public String getLastUpdaterUserId() {
+        return lastUpdaterUserId;
+    }
+
+    public void setLastUpdaterUserId(String lastUpdaterUserId) {
+        this.lastUpdaterUserId = lastUpdaterUserId;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getUuid() {
+        return uuid;
+    }
+
+    public void setUuid(String uuid) {
+        this.uuid = uuid;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+    public Integer getCatalogId() {
+        return catalogId;
+    }
+
+    public void setCatalogId(Integer catalogId) {
+        this.catalogId = catalogId;
+    }
+
+    public String getToscaModelURL() {
+        return toscaModelURL;
+    }
+
+    public void setToscaModelURL(String toscaModelURL) {
+        this.toscaModelURL = toscaModelURL;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getInvariantUUID() {
+        return invariantUUID;
+    }
+
+    public void setInvariantUUID(String invariantUUID) {
+        this.invariantUUID = invariantUUID;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getCategory() {
+        return category;
+    }
+
+    public void setCategory(String category) {
+        this.category = category;
+    }
+
+    public String getLastUpdaterFullName() {
+        return lastUpdaterFullName;
+    }
+
+    public void setLastUpdaterFullName(String lastUpdaterFullName) {
+        this.lastUpdaterFullName = lastUpdaterFullName;
+    }
+
+    public String getToscaResourceName() {
+        return toscaResourceName;
+    }
+
+    public void setToscaResourceName(String toscaResourceName) {
+        this.toscaResourceName = toscaResourceName;
+    }
+
+    public String getResourceType() {
+        return resourceType;
+    }
+
+    public void setResourceType(String resourceType) {
+        this.resourceType = resourceType;
+    }
+
+    public List<Artifact> getArtifacts() {
+        return artifacts;
+    }
+
+    public void setArtifacts(List<Artifact> artifacts) {
+        this.artifacts = artifacts;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Model.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Model.java
new file mode 100644
index 0000000..0a251f0
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Model.java
@@ -0,0 +1,65 @@
+
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Model {
+
+    @SerializedName("itemId")
+    @Expose
+    private String itemId;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("description")
+    @Expose
+    private String description;
+    @SerializedName("id")
+    @Expose
+    private String id;
+    @SerializedName("version")
+    @Expose
+    private String version;
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Resource.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Resource.java
new file mode 100644
index 0000000..48bbb76
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Resource.java
@@ -0,0 +1,24 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class Resource extends Asset {
+
+    private String subCategory;
+    private String resourceType;
+
+	public String getSubCategory() {
+		return subCategory;
+	}
+	public void setSubCategory(String subCategory) {
+		this.subCategory = subCategory;
+	}
+	public String getResourceType() {
+		return resourceType;
+	}
+	public void setResourceType(String resourceType) {
+		this.resourceType = resourceType;
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceDetailed.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceDetailed.java
new file mode 100644
index 0000000..fedb3bb
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceDetailed.java
@@ -0,0 +1,48 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class ResourceDetailed extends Resource {
+
+	private String lastUpdaterFullName;
+	private String toscaResourceName;
+	private List<ResourceInstance> resources;
+	private List<Artifact> artifacts;
+	private String description;
+	
+	public String getLastUpdaterFullName() {
+		return lastUpdaterFullName;
+	}
+	public void setLastUpdaterFullName(String lastUpdaterFullName) {
+		this.lastUpdaterFullName = lastUpdaterFullName;
+	}
+	public String getToscaResourceName() {
+		return toscaResourceName;
+	}
+	public void setToscaResourceName(String toscaResourceName) {
+		this.toscaResourceName = toscaResourceName;
+	}
+	public List<ResourceInstance> getResources() {
+		return resources;
+	}
+	public void setResources(List<ResourceInstance> resources) {
+		this.resources = resources;
+	}
+	public List<Artifact> getArtifacts() {
+		return artifacts;
+	}
+	public void setArtifacts(List<Artifact> artifacts) {
+		this.artifacts = artifacts;
+	}
+	public String getDescription() {
+		return description;
+	}
+	public void setDescription(String description) {
+		this.description = description;
+	}
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceInstance.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceInstance.java
new file mode 100644
index 0000000..3132665
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ResourceInstance.java
@@ -0,0 +1,58 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import java.util.List;
+
+public class ResourceInstance {
+	
+	private String resourceInstanceName;
+    private String resourceName;
+    private String resourceInvariantUUID;
+    private String resourceVersion;
+    private String resoucreType;
+    private String resourceUUID;
+    private List<Artifact> artifacts;
+    
+	public String getResourceInstanceName() {
+		return resourceInstanceName;
+	}
+	public void setResourceInstanceName(String resourceInstanceName) {
+		this.resourceInstanceName = resourceInstanceName;
+	}
+	public String getResourceName() {
+		return resourceName;
+	}
+	public void setResourceName(String resourceName) {
+		this.resourceName = resourceName;
+	}
+	public String getResourceInvariantUUID() {
+		return resourceInvariantUUID;
+	}
+	public void setResourceInvariantUUID(String resourceInvariantUUID) {
+		this.resourceInvariantUUID = resourceInvariantUUID;
+	}
+	public String getResourceVersion() {
+		return resourceVersion;
+	}
+	public void setResourceVersion(String resourceVersion) {
+		this.resourceVersion = resourceVersion;
+	}
+	public String getResoucreType() {
+		return resoucreType;
+	}
+	public void setResoucreType(String resoucreType) {
+		this.resoucreType = resoucreType;
+	}
+	public String getResourceUUID() {
+		return resourceUUID;
+	}
+	public void setResourceUUID(String resourceUUID) {
+		this.resourceUUID = resourceUUID;
+	}
+	public List<Artifact> getArtifacts() {
+		return artifacts;
+	}
+	public void setArtifacts(List<Artifact> artifacts) {
+		this.artifacts = artifacts;
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Service.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Service.java
new file mode 100644
index 0000000..49a7aa0
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/Service.java
@@ -0,0 +1,17 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class Service extends Asset {
+
+    private String distributionStatus;
+
+	public String getDistributionStatus() {
+		return distributionStatus;
+	}
+	public void setDistributionStatus(String distributionStatus) {
+		this.distributionStatus = distributionStatus;
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ServiceDetailed.java b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ServiceDetailed.java
new file mode 100644
index 0000000..3352756
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/restmodels/sdc/ServiceDetailed.java
@@ -0,0 +1,33 @@
+package org.onap.sdc.dcae.composition.restmodels.sdc;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class ServiceDetailed extends Service {
+	
+	private String lastUpdaterFullName;
+	private List<ResourceInstance> resources;
+	private List<Artifact> artifacts;
+	
+	public String getLastUpdaterFullName() {
+		return lastUpdaterFullName;
+	}
+	public void setLastUpdaterFullName(String lastUpdaterFullName) {
+		this.lastUpdaterFullName = lastUpdaterFullName;
+	}
+	public List<ResourceInstance> getResources() {
+		return resources;
+	}
+	public void setResources(List<ResourceInstance> resources) {
+		this.resources = resources;
+	}
+	public List<Artifact> getArtifacts() {
+		return artifacts;
+	}
+	public void setArtifacts(List<Artifact> artifacts) {
+		this.artifacts = artifacts;
+	}
+	
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/services/Artifact.java b/src/main/java/org/onap/sdc/dcae/composition/services/Artifact.java
new file mode 100644
index 0000000..1b9c469
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/services/Artifact.java
@@ -0,0 +1,131 @@
+
+package org.onap.sdc.dcae.composition.services;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Artifact {
+
+    @SerializedName("artifactChecksum")
+    @Expose
+    private String artifactChecksum;
+    @SerializedName("artifactType")
+    @Expose
+    private String artifactType;
+    @SerializedName("artifactUUID")
+    @Expose
+    private String artifactUUID;
+    @SerializedName("artifactVersion")
+    @Expose
+    private String artifactVersion;
+    @SerializedName("artifactName")
+    @Expose
+    private String artifactName;
+    @SerializedName("artifactGroupType")
+    @Expose
+    private String artifactGroupType;
+    @SerializedName("artifactURL")
+    @Expose
+    private String artifactURL;
+    @SerializedName("artifactDescription")
+    @Expose
+    private String artifactDescription;
+    @SerializedName("artifactLabel")
+    @Expose
+    private String artifactLabel;
+    @SerializedName("artifactTimeout")
+    @Expose
+    private Integer artifactTimeout;
+    @SerializedName("generatedFromUUID")
+    @Expose
+    private String generatedFromUUID;
+
+    public String getArtifactChecksum() {
+        return artifactChecksum;
+    }
+
+    public void setArtifactChecksum(String artifactChecksum) {
+        this.artifactChecksum = artifactChecksum;
+    }
+
+    public String getArtifactType() {
+        return artifactType;
+    }
+
+    public void setArtifactType(String artifactType) {
+        this.artifactType = artifactType;
+    }
+
+    public String getArtifactUUID() {
+        return artifactUUID;
+    }
+
+    public void setArtifactUUID(String artifactUUID) {
+        this.artifactUUID = artifactUUID;
+    }
+
+    public String getArtifactVersion() {
+        return artifactVersion;
+    }
+
+    public void setArtifactVersion(String artifactVersion) {
+        this.artifactVersion = artifactVersion;
+    }
+
+    public String getArtifactName() {
+        return artifactName;
+    }
+
+    public void setArtifactName(String artifactName) {
+        this.artifactName = artifactName;
+    }
+
+    public String getArtifactGroupType() {
+        return artifactGroupType;
+    }
+
+    public void setArtifactGroupType(String artifactGroupType) {
+        this.artifactGroupType = artifactGroupType;
+    }
+
+    public String getArtifactURL() {
+        return artifactURL;
+    }
+
+    public void setArtifactURL(String artifactURL) {
+        this.artifactURL = artifactURL;
+    }
+
+    public String getArtifactDescription() {
+        return artifactDescription;
+    }
+
+    public void setArtifactDescription(String artifactDescription) {
+        this.artifactDescription = artifactDescription;
+    }
+
+    public String getArtifactLabel() {
+        return artifactLabel;
+    }
+
+    public void setArtifactLabel(String artifactLabel) {
+        this.artifactLabel = artifactLabel;
+    }
+
+    public Integer getArtifactTimeout() {
+        return artifactTimeout;
+    }
+
+    public void setArtifactTimeout(Integer artifactTimeout) {
+        this.artifactTimeout = artifactTimeout;
+    }
+
+    public String getGeneratedFromUUID() {
+        return generatedFromUUID;
+    }
+
+    public void setGeneratedFromUUID(String generatedFromUUID) {
+        this.generatedFromUUID = generatedFromUUID;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/services/Model.java b/src/main/java/org/onap/sdc/dcae/composition/services/Model.java
new file mode 100644
index 0000000..6e64f56
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/services/Model.java
@@ -0,0 +1,65 @@
+
+package org.onap.sdc.dcae.composition.services;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Model {
+
+    @SerializedName("itemId")
+    @Expose
+    private String itemId;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("description")
+    @Expose
+    private String description;
+    @SerializedName("id")
+    @Expose
+    private String id;
+    @SerializedName("version")
+    @Expose
+    private String version;
+
+    public String getItemId() {
+        return itemId;
+    }
+
+    public void setItemId(String itemId) {
+        this.itemId = itemId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/services/Resource.java b/src/main/java/org/onap/sdc/dcae/composition/services/Resource.java
new file mode 100644
index 0000000..dd75f49
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/services/Resource.java
@@ -0,0 +1,101 @@
+
+package org.onap.sdc.dcae.composition.services;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Resource {
+
+    @SerializedName("resourceVersion")
+    @Expose
+    private String resourceVersion;
+    @SerializedName("resoucreType")
+    @Expose
+    private String resoucreType;
+    @SerializedName("resourceInvariantUUID")
+    @Expose
+    private String resourceInvariantUUID;
+    @SerializedName("resourceName")
+    @Expose
+    private String resourceName;
+    @SerializedName("resourceInstanceName")
+    @Expose
+    private String resourceInstanceName;
+    @SerializedName("resourceUUID")
+    @Expose
+    private String resourceUUID;
+    @SerializedName("artifacts")
+    @Expose
+    private List<Artifact> artifacts = null;
+    @SerializedName("description")
+    @Expose
+    private String description;
+
+    public String getResourceVersion() {
+        return resourceVersion;
+    }
+
+    public void setResourceVersion(String resourceVersion) {
+        this.resourceVersion = resourceVersion;
+    }
+
+    public String getResoucreType() {
+        return resoucreType;
+    }
+
+    public void setResoucreType(String resoucreType) {
+        this.resoucreType = resoucreType;
+    }
+
+    public String getResourceInvariantUUID() {
+        return resourceInvariantUUID;
+    }
+
+    public void setResourceInvariantUUID(String resourceInvariantUUID) {
+        this.resourceInvariantUUID = resourceInvariantUUID;
+    }
+
+    public String getResourceName() {
+        return resourceName;
+    }
+
+    public void setResourceName(String resourceName) {
+        this.resourceName = resourceName;
+    }
+
+    public String getResourceInstanceName() {
+        return resourceInstanceName;
+    }
+
+    public void setResourceInstanceName(String resourceInstanceName) {
+        this.resourceInstanceName = resourceInstanceName;
+    }
+
+    public String getResourceUUID() {
+        return resourceUUID;
+    }
+
+    public void setResourceUUID(String resourceUUID) {
+        this.resourceUUID = resourceUUID;
+    }
+
+    public List<Artifact> getArtifacts() {
+        return artifacts;
+    }
+
+    public void setArtifacts(List<Artifact> artifacts) {
+        this.artifacts = artifacts;
+    }
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+    
+    
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/services/Service.java b/src/main/java/org/onap/sdc/dcae/composition/services/Service.java
new file mode 100644
index 0000000..b36856f
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/services/Service.java
@@ -0,0 +1,152 @@
+
+package org.onap.sdc.dcae.composition.services;
+
+import java.util.List;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Service {
+
+    @SerializedName("lifecycleState")
+    @Expose
+    private String lifecycleState;
+    @SerializedName("toscaModelURL")
+    @Expose
+    private String toscaModelURL;
+    @SerializedName("name")
+    @Expose
+    private String name;
+    @SerializedName("lastUpdaterUserId")
+    @Expose
+    private String lastUpdaterUserId;
+    @SerializedName("distributionStatus")
+    @Expose
+    private String distributionStatus;
+    @SerializedName("resources")
+    @Expose
+    private List<Resource> resources = null;
+    @SerializedName("invariantUUID")
+    @Expose
+    private String invariantUUID;
+    @SerializedName("category")
+    @Expose
+    private String category;
+    @SerializedName("lastUpdaterFullName")
+    @Expose
+    private String lastUpdaterFullName;
+    @SerializedName("uuid")
+    @Expose
+    private String uuid;
+    @SerializedName("version")
+    @Expose
+    private String version;
+    @SerializedName("models")
+    @Expose
+    private List<Model> models = null;
+
+    public List<Model> getModels() {
+    	return models;
+	}
+
+	public void setModels(List<Model> models) {
+		this.models = models;
+	}
+    	
+    public String getLifecycleState() {
+        return lifecycleState;
+    }
+
+    public void setLifecycleState(String lifecycleState) {
+        this.lifecycleState = lifecycleState;
+    }
+
+    public String getToscaModelURL() {
+        return toscaModelURL;
+    }
+
+    public void setToscaModelURL(String toscaModelURL) {
+        this.toscaModelURL = toscaModelURL;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getLastUpdaterUserId() {
+        return lastUpdaterUserId;
+    }
+
+    public void setLastUpdaterUserId(String lastUpdaterUserId) {
+        this.lastUpdaterUserId = lastUpdaterUserId;
+    }
+
+    public String getDistributionStatus() {
+        return distributionStatus;
+    }
+
+    public void setDistributionStatus(String distributionStatus) {
+        this.distributionStatus = distributionStatus;
+    }
+
+    public List<Resource> getResources() {
+        return resources;
+    }
+
+    public void setResources(List<Resource> resources) {
+        this.resources = resources;
+    }
+
+    public String getInvariantUUID() {
+        return invariantUUID;
+    }
+
+    public void setInvariantUUID(String invariantUUID) {
+        this.invariantUUID = invariantUUID;
+    }
+
+    public String getCategory() {
+        return category;
+    }
+
+    public void setCategory(String category) {
+        this.category = category;
+    }
+
+    public String getLastUpdaterFullName() {
+        return lastUpdaterFullName;
+    }
+
+    public void setLastUpdaterFullName(String lastUpdaterFullName) {
+        this.lastUpdaterFullName = lastUpdaterFullName;
+    }
+
+    public String getUuid() {
+        return uuid;
+    }
+
+    public void setUuid(String uuid) {
+        this.uuid = uuid;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public Service(){}
+
+    public Service(String name, String uuid, String version) {
+        this.name = name;
+        this.uuid = uuid;
+        this.version = version;
+    }
+
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/services/ThinService.java b/src/main/java/org/onap/sdc/dcae/composition/services/ThinService.java
new file mode 100644
index 0000000..7bfa282
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/services/ThinService.java
@@ -0,0 +1,31 @@
+package org.onap.sdc.dcae.composition.services;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class ThinService {
+
+	@SerializedName("name")
+	@Expose
+	private String name;
+	@SerializedName("uuid")
+	@Expose
+	private String uuid;
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getUuid() {
+		return uuid;
+	}
+
+	public void setUuid(String uuid) {
+		this.uuid = uuid;
+	}
+
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/util/DcaeBeConstants.java b/src/main/java/org/onap/sdc/dcae/composition/util/DcaeBeConstants.java
new file mode 100644
index 0000000..8d8e437
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/util/DcaeBeConstants.java
@@ -0,0 +1,45 @@
+package org.onap.sdc.dcae.composition.util;
+
+public class DcaeBeConstants {
+	public class Health {
+		public final static String APP_NAME = "DCAE Designer";
+		public final static String UP = "UP";
+		public final static String DOWN = "DOWN";
+		public final static String OK = "OK";
+		public final static String BE = "BE";
+		public final static String TOSCA_LAB = "TOSCA_LAB";
+	}
+	public class Composition{
+		
+		public class fileNames{
+			public final static String EVENT_PROC_BP_YAML = "event_proc_bp.yaml";
+			public final static String COMPOSITION_YML = "composition.yml";
+			public final static String SVC_REF = "svc_reference.yml";
+			public final static String MAPPING_RULE_POSTFIX = "_MappingRules.json";
+		}
+	}
+	public class Config{
+	// keys used to reference values in the system properties file
+		public static final String ASDC_CATALOG_URL = "asdc_catalog_url";
+		public static final String URI              = "uri";
+		public static final String BLUEPRINTER_URI  = "blueprinter_uri";
+		public static final String ASDC_ROOTPATH    = "asdc_rootPath";
+	}
+	public enum LifecycleStateEnum {
+
+	     READY_FOR_CERTIFICATION,
+	     CERTIFICATION_IN_PROGRESS,
+	     CERTIFIED,
+	     NOT_CERTIFIED_CHECKIN,
+	     NOT_CERTIFIED_CHECKOUT;
+
+	     public static LifecycleStateEnum findState(String state) {
+	           for (LifecycleStateEnum lifecycleStateEnum : LifecycleStateEnum.values()) {
+	                if (lifecycleStateEnum.name().equals(state)) {
+	                     return lifecycleStateEnum;
+	                }
+	           }
+	           return null;
+	     }
+	}
+}
\ No newline at end of file
diff --git a/src/main/java/org/onap/sdc/dcae/composition/util/DcaeFeConstants.java b/src/main/java/org/onap/sdc/dcae/composition/util/DcaeFeConstants.java
new file mode 100644
index 0000000..4525429
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/util/DcaeFeConstants.java
@@ -0,0 +1,11 @@
+package org.onap.sdc.dcae.composition.util;
+
+public class DcaeFeConstants {
+	public class Health{
+		public final static String APP_NAME = "DCAE Designer";
+		public final static String UP = "UP";
+		public final static String DOWN = "DOWN";
+		public final static String OK = "OK";
+		public final static String FE = "FE";
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/util/SystemProperties.java b/src/main/java/org/onap/sdc/dcae/composition/util/SystemProperties.java
new file mode 100644
index 0000000..585fe87
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/util/SystemProperties.java
@@ -0,0 +1,68 @@
+package org.onap.sdc.dcae.composition.util;
+
+import java.util.Properties;
+
+import org.onap.sdc.common.onaplog.OnapLoggerDebug;
+import org.onap.sdc.common.onaplog.OnapLoggerError;
+import org.onap.sdc.common.onaplog.Enums.LogLevel;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.context.annotation.PropertySources;
+import org.springframework.context.annotation.Scope;
+import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+
+/**
+ * SystemProperties contains a list of constants used throughout portions of the
+ * application. Populated by Spring from multiple configuration files.
+ */
+@Configuration
+@Component
+@PropertySources({
+	@PropertySource(value="classpath:application-fe.properties", ignoreResourceNotFound=true),
+	@PropertySource(value="file:${jetty.base}/config/dcae-be/application.properties", ignoreResourceNotFound=true)
+})
+@Scope(value = "singleton")
+public class SystemProperties {
+	private static OnapLoggerDebug debugLogger = OnapLoggerDebug.getInstance();
+
+	@Autowired
+	private Environment env;
+	
+	private Properties applicationProperties = null;
+	
+	public SystemProperties() {
+		super();
+	}
+	
+	@javax.annotation.PostConstruct
+	public void init() {
+		debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "****************************************************************************************************************");
+		debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "Configuration: {}", env);
+		if(applicationProperties == null){
+			applicationProperties = new Properties();
+			applicationProperties.setProperty(DcaeBeConstants.Config.URI,              getVal(env.getProperty(DcaeBeConstants.Config.URI)));
+	        applicationProperties.setProperty(DcaeBeConstants.Config.ASDC_CATALOG_URL, getVal(env.getProperty(DcaeBeConstants.Config.ASDC_CATALOG_URL))+":"+getVal(env.getProperty(DcaeBeConstants.Config.URI)));
+	        applicationProperties.setProperty(DcaeBeConstants.Config.ASDC_ROOTPATH,    getVal(env.getProperty(DcaeBeConstants.Config.ASDC_ROOTPATH)));
+		}
+		debugLogger.log(LogLevel.DEBUG, this.getClass().getName(), "****************************************************************************************************************");
+	}
+
+	private String getVal(String property) {
+		return property != null ? property : "";
+	}
+
+	public final Properties getProperties() {
+        return applicationProperties;
+    }
+	
+	public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() {
+	    PropertySourcesPlaceholderConfigurer p =  new PropertySourcesPlaceholderConfigurer();
+	    p.setIgnoreResourceNotFound(true);
+	
+	    return p;
+	}
+}
diff --git a/src/main/java/org/onap/sdc/dcae/composition/vfcmt/Vfcmt.java b/src/main/java/org/onap/sdc/dcae/composition/vfcmt/Vfcmt.java
new file mode 100644
index 0000000..429db1d
--- /dev/null
+++ b/src/main/java/org/onap/sdc/dcae/composition/vfcmt/Vfcmt.java
@@ -0,0 +1,130 @@
+package org.onap.sdc.dcae.composition.vfcmt;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+public class Vfcmt {
+
+	@SerializedName("lifecycleState")
+	@Expose
+	private String lifecycleState;
+	@SerializedName("subCategory")
+	@Expose
+	private String subCategory;
+	@SerializedName("name")
+	@Expose
+	private String name;
+	@SerializedName("description")
+	@Expose
+	private String description;
+	@SerializedName("invariantUUID")
+	@Expose
+	private String invariantUUID;
+	@SerializedName("category")
+	@Expose
+	private String category;
+	@SerializedName("uuid")
+	@Expose
+	private String uuid;
+	@SerializedName("version")
+	@Expose
+	private String version;
+	@SerializedName("resourceType")
+	@Expose
+	private String resourceType;
+	@SerializedName("toscaModelURL")
+	@Expose
+	private String toscaModelURL;
+	@SerializedName("lastUpdaterUserId")
+	@Expose
+	private String lastUpdaterUserId;
+
+	public String getLifecycleState() {
+		return lifecycleState;
+	}
+
+	public void setLifecycleState(String lifecycleState) {
+		this.lifecycleState = lifecycleState;
+	}
+
+	public String getSubCategory() {
+		return subCategory;
+	}
+
+	public void setSubCategory(String subCategory) {
+		this.subCategory = subCategory;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getInvariantUUID() {
+		return invariantUUID;
+	}
+
+	public void setInvariantUUID(String invariantUUID) {
+		this.invariantUUID = invariantUUID;
+	}
+
+	public String getCategory() {
+		return category;
+	}
+
+	public void setCategory(String category) {
+		this.category = category;
+	}
+
+	public String getUuid() {
+		return uuid;
+	}
+
+	public void setUuid(String uuid) {
+		this.uuid = uuid;
+	}
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	public String getResourceType() {
+		return resourceType;
+	}
+
+	public void setResourceType(String resourceType) {
+		this.resourceType = resourceType;
+	}
+
+	public String getToscaModelURL() {
+		return toscaModelURL;
+	}
+
+	public void setToscaModelURL(String toscaModelURL) {
+		this.toscaModelURL = toscaModelURL;
+	}
+
+	public String getLastUpdaterUserId() {
+		return lastUpdaterUserId;
+	}
+
+	public void setLastUpdaterUserId(String lastUpdaterUserId) {
+		this.lastUpdaterUserId = lastUpdaterUserId;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+}
\ No newline at end of file