[SDC-29] Amdocs OnBoard 1707 initial commit.

Change-Id: Ie4d12a3f574008b792899b368a0902a8b46b5370
Signed-off-by: AviZi <avi.ziv@amdocs.com>

9 files changed, 772 insertions, 0 deletions

diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ResourceValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ResourceValidator.java
new file mode 100644
index 0000000000..1bd4bc9c62
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ResourceValidator.java
@@ -0,0 +1,15 @@
+package org.openecomp.sdc.validation;
+
+import org.openecomp.core.validation.types.GlobalValidationContext;
+import org.openecomp.sdc.heat.datatypes.model.Resource;
+
+import java.util.Map;
+
+/**
+ * Created by TALIO on 2/23/2017.
+ */
+public interface ResourceValidator {
+
+  void validate(String fileName, Map.Entry<String, Resource> resourceEntry,
+                GlobalValidationContext globalContext, ValidationContext validationContext);
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ValidationContext.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ValidationContext.java
new file mode 100644
index 0000000000..e2d0f163e5
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/ValidationContext.java
@@ -0,0 +1,8 @@
+package org.openecomp.sdc.validation;
+
+/**
+ * Created by TALIO on 2/27/2017.
+ */
+public interface ValidationContext {
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/Validator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/Validator.java
new file mode 100644
index 0000000000..d7798359fe
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/Validator.java
@@ -0,0 +1,32 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+ package org.openecomp.sdc.validation;
+
+import org.openecomp.core.validation.types.GlobalValidationContext;
+
+import java.util.Map;
+
+
+public interface Validator {
+  void validate(GlobalValidationContext globalContext);
+
+  default void init(Map<String, Object> properties){ return; }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/base/ResourceBaseValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/base/ResourceBaseValidator.java
new file mode 100644
index 0000000000..1a5b373833
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/base/ResourceBaseValidator.java
@@ -0,0 +1,159 @@
+package org.openecomp.sdc.validation.base;
+
+import org.apache.commons.collections4.MapUtils;
+import org.openecomp.core.utilities.CommonMethods;
+import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
+import org.openecomp.sdc.common.errors.Messages;
+import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData;
+import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
+import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
+import org.openecomp.sdc.heat.datatypes.model.Resource;
+import org.openecomp.sdc.heat.services.HeatStructureUtil;
+import org.openecomp.sdc.heat.services.manifest.ManifestUtil;
+import org.openecomp.sdc.logging.types.LoggerErrorDescription;
+import org.openecomp.sdc.logging.types.LoggerTragetServiceName;
+import org.openecomp.sdc.validation.ResourceValidator;
+import org.openecomp.sdc.validation.ValidationContext;
+import org.openecomp.sdc.validation.Validator;
+import org.openecomp.core.validation.types.GlobalValidationContext;
+import org.openecomp.sdc.datatypes.configuration.ImplementationConfiguration;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.validation.type.ConfigConstants;
+import org.openecomp.sdc.validation.util.ValidationUtil;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+
+/**
+ * Created by TALIO on 2/16/2017.
+ */
+public class ResourceBaseValidator implements Validator {
+
+  protected Map<String, ImplementationConfiguration> resourceTypeToImpl = new HashMap<>();
+  private static Logger logger = (Logger) LoggerFactory.getLogger(ResourceBaseValidator.class);
+
+
+  public void init(Map<String, Object> properties) {
+    if (MapUtils.isEmpty(properties)) {
+      return;
+    }
+
+    properties.entrySet().stream()
+        .filter(entry -> getImplementationConfigurationFromProperties(entry.getValue()) != null).
+        forEach(entry -> resourceTypeToImpl
+            .put(entry.getKey(), getImplementationConfigurationFromProperties(entry.getValue())));
+  }
+
+  @Override
+  public void validate(GlobalValidationContext globalContext) {
+    ManifestContent manifestContent;
+    try {
+      manifestContent = ValidationUtil.checkValidationPreCondition(globalContext);
+    } catch (Exception exception) {
+      return;
+    }
+
+    Map<String, FileData.Type> fileTypeMap = ManifestUtil.getFileTypeMap(manifestContent);
+    Map<String, FileData> fileEnvMap = ManifestUtil.getFileAndItsEnv(manifestContent);
+    globalContext.getFiles().stream()
+        .filter(fileName -> FileData
+            .isHeatFile(fileTypeMap.get(fileName)))
+        .forEach(fileName -> validate(fileName,
+            fileEnvMap.get(fileName) != null ? fileEnvMap.get(fileName).getFile() : null,
+            globalContext));
+  }
+
+  private void validate(String fileName, String envFileName,
+                        GlobalValidationContext globalContext) {
+    HeatOrchestrationTemplate heatOrchestrationTemplate =
+        ValidationUtil.checkHeatOrchestrationPreCondition(fileName, globalContext);
+    if (heatOrchestrationTemplate == null) {
+      return;
+    }
+
+    ValidationContext validationContext =
+        createValidationContext(fileName, envFileName, heatOrchestrationTemplate, globalContext);
+
+    Map<String, Resource> resourcesMap = heatOrchestrationTemplate.getResources();
+    if (MapUtils.isEmpty(resourcesMap)) {
+      return;
+    }
+
+    for (Map.Entry<String, Resource> resourceEntry : resourcesMap.entrySet()) {
+      String resourceType = resourceEntry.getValue().getType();
+
+      if (Objects.isNull(resourceType)) {
+        globalContext.addMessage(fileName, ErrorLevel.WARNING, ErrorMessagesFormatBuilder
+                .getErrorWithParameters(Messages.INVALID_RESOURCE_TYPE.getErrorMessage(), "null",
+                    resourceEntry.getKey()), LoggerTragetServiceName.VALIDATE_RESOURCE_TYPE,
+            LoggerErrorDescription.INVALID_RESOURCE_TYPE);
+      } else {
+        ResourceValidator
+            resourceValidatorImpl = getResourceValidatorInstance(resourceType, resourceTypeToImpl);
+        if (Objects.nonNull(resourceValidatorImpl)) {
+          resourceValidatorImpl.validate(fileName, resourceEntry, globalContext,
+              validationContext);
+        }
+      }
+    }
+  }
+
+  public ValidationContext createValidationContext(String fileName,
+                                                      String envFileName,
+                                                      HeatOrchestrationTemplate heatOrchestrationTemplate,
+                                                      GlobalValidationContext globalContext) {
+    return null;
+  }
+
+  private static boolean isSupportedResourceType(String resourceType,
+                                                 Map<String, ImplementationConfiguration> resourceTypeToImpl) {
+    return resourceTypeToImpl.containsKey(resourceType) && resourceTypeToImpl.get(resourceType)
+        .isEnable();
+
+  }
+
+  private static ResourceValidator getResourceValidatorInstance(String resourceType,
+                                                                Map<String, ImplementationConfiguration> resourceTypeToImpl) {
+    ResourceValidator resourceBaseValidator = null;
+    if (isSupportedResourceType(resourceType, resourceTypeToImpl)) {
+      return getValidatorImpl(resourceType, resourceTypeToImpl);
+    }
+    if (HeatStructureUtil.isNestedResource(resourceType)) {
+      return getValidatorImpl("nestedResource", resourceTypeToImpl);
+    }
+    return resourceBaseValidator;
+  }
+
+  private static ResourceValidator getValidatorImpl(String resourceType,
+                                                    Map<String, ImplementationConfiguration> resourceTypeToImpl) {
+    String implementationClass = resourceTypeToImpl.get(resourceType) != null ?
+        resourceTypeToImpl.get(resourceType).getImplementationClass() : null;
+    return implementationClass == null ? null : CommonMethods
+        .newInstance(implementationClass, ResourceValidator.class);
+  }
+
+  private ImplementationConfiguration getImplementationConfigurationFromProperties(Object value) {
+    ImplementationConfiguration implementationConfiguration = new ImplementationConfiguration();
+
+    if (!(value instanceof Map)) {
+      return null;
+    }
+
+    Map<String, Object> valueAsMap = (Map<String, Object>) value;
+    if (!(valueAsMap.containsKey(ConfigConstants.Impl_Class))) {
+      return null;
+    }
+
+    implementationConfiguration.setImplementationClass(
+        valueAsMap.get(ConfigConstants.Impl_Class).toString());
+    if (valueAsMap.containsKey(ConfigConstants.Enable)) {
+      implementationConfiguration.setEnable((Boolean.
+          valueOf(valueAsMap.get(ConfigConstants.Enable).toString())));
+    }
+
+    return implementationConfiguration;
+  }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/ConfigConstants.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/ConfigConstants.java
new file mode 100644
index 0000000000..2aea17b336
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/ConfigConstants.java
@@ -0,0 +1,17 @@
+package org.openecomp.sdc.validation.type;
+
+/**
+ * Created by TALIO on 1/30/2017.
+ */
+public class ConfigConstants {
+  public static final String Enable = "enable";
+  public static final String Impl_Class = "implementationClass";
+  public static final String Resource_Base_Validator = "resourceBaseValidator";
+
+  public static final String Namespace = "validation";
+  public static final String Mandatory_Namespace = "mandatoryValidation";
+  public static final String Validator_Impl_Key = "validatorImplementations";
+  public static final String Nested_Resource_Key = "nestedResource";
+
+  private ConfigConstants(){}
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/HeatResourceValidationContext.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/HeatResourceValidationContext.java
new file mode 100644
index 0000000000..6067876532
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/HeatResourceValidationContext.java
@@ -0,0 +1,44 @@
+package org.openecomp.sdc.validation.type;
+
+import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
+import org.openecomp.sdc.validation.ValidationContext;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Created by TALIO on 2/23/2017.
+ */
+public class HeatResourceValidationContext implements ValidationContext {
+
+  private HeatOrchestrationTemplate heatOrchestrationTemplate;
+  // key - resource type, value - map with key = resource id and
+  // value = map with key = pointing / pointed resource type and
+  // value = pointing / pointed resource id
+  private Map<String, Map<String, Map<String, List<String>>>> fileLevelResourceDependencies;
+  private String envFileName;
+
+
+  public HeatResourceValidationContext(
+      HeatOrchestrationTemplate heatOrchestrationTemplate,
+      Map<String, Map<String, Map<String, List<String>>>> fileLevelResourceDependencies,
+      String envFileName) {
+
+    this.heatOrchestrationTemplate = heatOrchestrationTemplate;
+    this.fileLevelResourceDependencies = fileLevelResourceDependencies;
+//    this.zipLevelResourceDependencies = zipLevelResourceDependencies;
+    this.envFileName = envFileName;
+  }
+
+  public HeatOrchestrationTemplate getHeatOrchestrationTemplate() {
+    return heatOrchestrationTemplate;
+  }
+
+  public Map<String, Map<String, Map<String, List<String>>>> getFileLevelResourceDependencies() {
+    return fileLevelResourceDependencies;
+  }
+
+  public String getEnvFileName() {
+    return envFileName;
+  }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/NamingConventionValidationContext.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/NamingConventionValidationContext.java
new file mode 100644
index 0000000000..273cdedfa5
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/type/NamingConventionValidationContext.java
@@ -0,0 +1,28 @@
+package org.openecomp.sdc.validation.type;
+
+import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
+import org.openecomp.sdc.validation.ValidationContext;
+
+/**
+ * Created by TALIO on 2/23/2017.
+ */
+public class NamingConventionValidationContext implements ValidationContext {
+
+  private HeatOrchestrationTemplate heatOrchestrationTemplate;
+  private String envFileName;
+
+  public NamingConventionValidationContext(
+      HeatOrchestrationTemplate heatOrchestrationTemplate,
+      String envFileName) {
+    this.heatOrchestrationTemplate = heatOrchestrationTemplate;
+    this.envFileName = envFileName;
+  }
+
+  public HeatOrchestrationTemplate getHeatOrchestrationTemplate() {
+    return heatOrchestrationTemplate;
+  }
+
+  public String getEnvFileName() {
+    return envFileName;
+  }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationTestUtil.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationTestUtil.java
new file mode 100644
index 0000000000..3702e9253f
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationTestUtil.java
@@ -0,0 +1,192 @@
+package org.openecomp.sdc.validation.util;
+
+import org.apache.commons.collections4.MapUtils;
+import org.apache.commons.io.IOUtils;
+import org.openecomp.core.utilities.CommonMethods;
+import org.openecomp.core.utilities.file.FileUtils;
+import org.openecomp.core.utilities.json.JsonUtil;
+import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
+import org.openecomp.core.validation.types.GlobalValidationContext;
+import org.openecomp.core.validation.types.MessageContainer;
+import org.openecomp.sdc.datatypes.configuration.ImplementationConfiguration;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData;
+import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
+import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
+import org.openecomp.sdc.heat.datatypes.model.Resource;
+import org.openecomp.sdc.heat.services.HeatStructureUtil;
+import org.openecomp.sdc.heat.services.manifest.ManifestUtil;
+import org.openecomp.sdc.validation.ResourceValidator;
+import org.openecomp.sdc.validation.ValidationContext;
+import org.openecomp.sdc.validation.Validator;
+import org.openecomp.sdc.validation.base.ResourceBaseValidator;
+import org.testng.Assert;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.StringWriter;
+import java.net.URL;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+
+/**
+ * Created by TALIO on 2/26/2017.
+ */
+public class ValidationTestUtil {
+
+  public static GlobalValidationContext createGlobalContextFromPath(String path) {
+    GlobalValidationContext globalValidationContext = new GlobalValidationContext();
+    Map<String, byte[]> contentMap = getContentMapByPath(path);
+    if (contentMap == null) {
+      return null;
+    }
+    contentMap.entrySet()
+        .forEach(entry -> globalValidationContext.addFileContext(entry.getKey(), entry.getValue()));
+
+    return globalValidationContext;
+  }
+
+  private static Map<String, byte[]> getContentMapByPath(String path) {
+    Map<String, byte[]> contentMap = new HashMap<>();
+    byte[] fileContent;
+    FileInputStream fis;
+    URL url = ValidationTestUtil.class.getResource(path);
+    File pathFile = new File(url.getFile());
+    File[] files;
+    if (pathFile.isDirectory()) {
+      files = pathFile.listFiles();
+    } else {
+      files = new File[]{pathFile};
+    }
+
+    if (files == null || files.length == 0) {
+      return null;
+    }
+
+    for (File file : files) {
+      try {
+        fis = new FileInputStream(file);
+        fileContent = FileUtils.toByteArray(fis);
+        contentMap.put(file.getName(), fileContent);
+      } catch (IOException e) {
+        e.printStackTrace();
+      }
+    }
+    return contentMap;
+  }
+
+  public static Map<String, MessageContainer> testValidator(Validator validator, String path) {
+
+    GlobalValidationContext globalValidationContext = createGlobalContextFromPath(path);
+    validator.validate(globalValidationContext);
+
+    assert globalValidationContext != null;
+    return globalValidationContext.getContextMessageContainers();
+
+
+  }
+
+  public static Map<String, MessageContainer> testValidator(ResourceBaseValidator baseValidator,
+                                                            ResourceValidator resourceValidator,
+                                                            String resourceTypeToValidate, String path) {
+
+    GlobalValidationContext globalContext = createGlobalContextFromPath(path);
+    ManifestContent manifestContent = ValidationUtil.checkValidationPreCondition(globalContext);
+    Map<String, FileData.Type> fileTypeMap = ManifestUtil.getFileTypeMap(manifestContent);
+    Map<String, FileData> fileEnvMap = ManifestUtil.getFileAndItsEnv(manifestContent);
+
+    validateFiles(baseValidator, resourceValidator, globalContext, fileEnvMap, fileTypeMap,
+        resourceTypeToValidate);
+
+    assert globalContext != null;
+    return globalContext.getContextMessageContainers();
+
+
+  }
+
+  private static void validateFiles(ResourceBaseValidator baseValidator,
+                                    ResourceValidator resourceValidator,
+                                    GlobalValidationContext globalContext,
+                                    Map<String, FileData> fileEnvMap,
+                                    Map<String, FileData.Type> fileTypeMap,
+                                    String resourceTypeToValidate) {
+
+    Collection<String> files = globalContext.getFiles();
+    for(String fileName : files){
+      if(FileData.isHeatFile(fileTypeMap.get(fileName))) {
+        HeatOrchestrationTemplate heatOrchestrationTemplate =
+            ValidationUtil.checkHeatOrchestrationPreCondition(fileName, globalContext);
+
+        if (Objects.isNull(heatOrchestrationTemplate)) {
+          continue;
+        }
+
+        ValidationContext validationContext = baseValidator.createValidationContext
+            (fileName,
+                fileEnvMap.get(fileName) == null ? null : fileEnvMap.get(fileName).getFile(),
+                heatOrchestrationTemplate, globalContext);
+
+        validateResources(fileName, resourceValidator, resourceTypeToValidate, validationContext,
+            globalContext);
+      }
+    }
+  }
+
+  public static void validateResources(String fileName,
+                                       ResourceValidator resourceValidator,
+                                       String resourceTypeToValidate,
+                                       ValidationContext validationContext,
+                                       GlobalValidationContext globalValidationContext){
+
+    HeatOrchestrationTemplate heatOrchestrationTemplate =
+        ValidationUtil.checkHeatOrchestrationPreCondition(fileName, globalValidationContext);
+    Map<String, Resource> resourcesMap = heatOrchestrationTemplate.getResources();
+
+    if(MapUtils.isEmpty(resourcesMap)){
+      return;
+    }
+
+    resourcesMap.entrySet()
+        .stream()
+        .filter(resourceEntry -> isResourceNeedToBeTested(resourceEntry.getValue().getType(), resourceTypeToValidate))
+        .forEach(resourceEntry ->
+            resourceValidator.validate
+                (fileName, resourceEntry, globalValidationContext, validationContext));
+  }
+
+  private static boolean isResourceNeedToBeTested(String currResource, String resourceToTest){
+    if(Objects.isNull(resourceToTest)){
+      return HeatStructureUtil.isNestedResource(currResource);
+    }
+
+    return currResource.equals(resourceToTest);
+  }
+
+  public static void validateErrorMessage(String actualMessage, String expected, String... params) {
+    Assert.assertEquals(actualMessage.replace("\n", "").replace("\r", ""),
+        ErrorMessagesFormatBuilder.getErrorWithParameters(expected, params).replace("\n", "")
+            .replace("\r", ""));
+
+  }
+
+  public static Validator cerateValidatorImpl(ImplementationConfiguration validatorConf) {
+    Validator validator = null;
+    try {
+      validator =
+          CommonMethods.newInstance(validatorConf.getImplementationClass(), Validator.class);
+      validator.init(validatorConf.getProperties());
+    } catch (IllegalArgumentException iae) {
+      return null;
+    }
+    return validator;
+  }
+
+  public static Map<String, Object> getResourceMap(String configFileName) throws IOException {
+    URL mockResource = ValidationTestUtil.class.getResource(configFileName);
+    StringWriter writer = new StringWriter();
+    String json = IOUtils.toString(mockResource.openStream(), "UTF-8");
+    return JsonUtil.json2Object(json, Map.class);
+  }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationUtil.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationUtil.java
new file mode 100644
index 0000000000..ee15df65cf
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-sdk/src/main/java/org/openecomp/sdc/validation/util/ValidationUtil.java
@@ -0,0 +1,277 @@
+package org.openecomp.sdc.validation.util;
+
+
+import org.apache.commons.collections4.CollectionUtils;
+import org.openecomp.core.utilities.CommonMethods;
+import org.openecomp.core.utilities.json.JsonUtil;
+import org.openecomp.core.utilities.yaml.YamlUtil;
+import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
+import org.openecomp.core.validation.types.GlobalValidationContext;
+import org.openecomp.sdc.common.errors.Messages;
+import org.openecomp.sdc.common.utils.SdcCommon;
+import org.openecomp.sdc.datatypes.configuration.ImplementationConfiguration;
+import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
+import org.openecomp.sdc.heat.datatypes.model.Environment;
+import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
+import org.openecomp.sdc.heat.datatypes.model.HeatResourcesTypes;
+import org.openecomp.sdc.heat.datatypes.model.Resource;
+import org.openecomp.sdc.heat.datatypes.model.ResourceReferenceFunctions;
+import org.openecomp.sdc.heat.services.HeatStructureUtil;
+import org.openecomp.sdc.heat.services.manifest.ManifestUtil;
+import org.openecomp.sdc.logging.context.impl.MdcDataDebugMessage;
+import org.openecomp.sdc.logging.context.impl.MdcDataErrorMessage;
+import org.openecomp.sdc.logging.types.LoggerConstants;
+import org.openecomp.sdc.logging.types.LoggerErrorCode;
+import org.openecomp.sdc.logging.types.LoggerErrorDescription;
+import org.openecomp.sdc.logging.types.LoggerTragetServiceName;
+import org.openecomp.sdc.validation.ResourceValidator;
+
+import java.io.InputStream;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+import static java.util.Objects.nonNull;
+
+public class ValidationUtil {
+
+  private static MdcDataDebugMessage mdcDataDebugMessage = new MdcDataDebugMessage();
+
+  public static void removeExposedResourcesCalledByGetResource(String fileName,
+                                                               Set<String> actualExposedResources,
+                                                               HeatOrchestrationTemplate
+                                                                   heatOrchestrationTemplate,
+                                                               GlobalValidationContext globalContext) {
+    Map<String, Resource> resourcesMap = heatOrchestrationTemplate.getResources();
+
+    for (Map.Entry<String, Resource> resourceEntry : resourcesMap.entrySet()) {
+      Set<String> referencedResources =
+          HeatStructureUtil.getReferencedValuesByFunctionName(fileName, ResourceReferenceFunctions
+              .GET_RESOURCE
+              .getFunction(), resourceEntry.getValue().getProperties(), globalContext);
+
+      removeExposedResourcesCalledByGetResource(referencedResources, actualExposedResources,
+          resourcesMap);
+    }
+  }
+
+  private static void removeExposedResourcesCalledByGetResource(Set<String> referencedResources,
+                                                                Set<String>
+                                                                    actualExposedResources,
+                                                                Map<String, Resource> resourcesMap) {
+    for (String referencedResourceName : referencedResources) {
+      Resource currResource = resourcesMap.get(referencedResourceName);
+      if (Objects.nonNull(currResource)) {
+        if (isExpectedToBeExposed(currResource.getType())) {
+          actualExposedResources.add(referencedResourceName);
+        }
+      }
+    }
+  }
+
+  public static boolean isExpectedToBeExposed(String type) {
+    return HeatResourcesTypes.isResourceExpectedToBeExposed(type);
+  }
+
+  public static String getWantedNameFromPropertyValueGetParam(Object value) {
+    Set<String> paramName = HeatStructureUtil
+        .getReferencedValuesByFunctionName(null, ResourceReferenceFunctions.GET_PARAM.getFunction(),
+            value, null);
+    if (paramName != null && CollectionUtils.isNotEmpty(paramName)) {
+      return (String) paramName.toArray()[0];
+    }
+    return null;
+  }
+
+  public static boolean evalPattern(Object paramVal, String[] regexList) {
+    String value = "";
+    if (paramVal instanceof String) {
+      value = ((String) paramVal);
+    }
+    if (paramVal instanceof Integer) {
+      value = paramVal.toString();
+    }
+    return evalPattern(value, regexList);
+  }
+
+  private static boolean evalPattern(String paramVal, String[] regexList) {
+
+    for (String regex : regexList) {
+      if (Pattern.matches(regex, paramVal)) {
+        return true;
+      }
+    }
+
+    return false;
+  }
+
+  public static String getMessagePartAccordingToResourceType(Map.Entry<String, Resource>
+                                                             resourceEntry) {
+    HeatResourcesTypes resourcesType =
+        HeatResourcesTypes.findByHeatResource(resourceEntry.getValue().getType());
+    if (resourcesType == HeatResourcesTypes.NOVA_SERVER_RESOURCE_TYPE) {
+      return "Server";
+    } else if (resourcesType == HeatResourcesTypes.CONTRAIL_SERVICE_TEMPLATE) {
+      return "Service Template";
+    } else if (resourcesType == HeatResourcesTypes.CONTRAIL_SERVICE_INSTANCE) {
+      return "Service Instance";
+    } else {
+      return "";
+    }
+  }
+
+  public static Environment validateEnvContent(String envFileName,
+                                         GlobalValidationContext globalContext) {
+
+    mdcDataDebugMessage.debugEntryMessage("file", envFileName);
+
+    Environment envContent;
+    try {
+      Optional<InputStream> fileContent = globalContext.getFileContent(envFileName);
+      if (fileContent.isPresent()) {
+        envContent = new YamlUtil().yamlToObject(fileContent.get(), Environment.class);
+      } else {
+        MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_API,
+            LoggerTragetServiceName.VALIDATE_ENV_FILE, ErrorLevel.ERROR.name(),
+            LoggerErrorCode.DATA_ERROR.getErrorCode(), LoggerErrorDescription.EMPTY_FILE);
+        throw new Exception("The file '" + envFileName + "' has no content");
+      }
+    } catch (Exception exception) {
+      mdcDataDebugMessage.debugExitMessage("file", envFileName);
+      return null;
+    }
+    mdcDataDebugMessage.debugExitMessage("file", envFileName);
+    return envContent;
+  }
+
+  public static boolean validateMapPropertyValue(String fileName,
+                                           Map.Entry<String, Resource> resourceEntry,
+                                           GlobalValidationContext globalContext,
+                                           String propertyName, Object nameValue,
+                                           String[] regexList) {
+
+    mdcDataDebugMessage.debugEntryMessage("file", fileName);
+
+    String propertyValue = getWantedNameFromPropertyValueGetParam(nameValue);
+    if (nonNull(propertyValue)) {
+      if (!evalPattern(propertyValue, regexList)) {
+        globalContext.addMessage(
+            fileName,
+            ErrorLevel.WARNING,
+            ErrorMessagesFormatBuilder.getErrorWithParameters(
+                Messages.PARAMETER_NAME_NOT_ALIGNED_WITH_GUIDELINES.getErrorMessage(),
+                getMessagePartAccordingToResourceType(resourceEntry), propertyName, propertyValue,
+                resourceEntry.getKey()),
+            LoggerTragetServiceName.VALIDATE_IMAGE_AND_FLAVOR_NAME,
+            LoggerErrorDescription.NAME_NOT_ALIGNED_WITH_GUIDELINES);
+        mdcDataDebugMessage.debugExitMessage("file", fileName);
+        return true;
+      }
+    }
+
+    mdcDataDebugMessage.debugExitMessage("file", fileName);
+    return false;
+  }
+
+  public static ManifestContent checkValidationPreCondition(GlobalValidationContext globalContext) {
+    Optional<InputStream> manifest = globalContext.getFileContent(SdcCommon.MANIFEST_NAME);
+    if (!manifest.isPresent()) {
+      MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_API,
+          LoggerTragetServiceName.VALIDATE_MANIFEST_CONTENT, ErrorLevel.ERROR.name(),
+          LoggerErrorCode.DATA_ERROR.getErrorCode(), LoggerErrorDescription.MISSING_FILE);
+      throw new RuntimeException("Can't load manifest file for Heat Validator");
+    }
+    ManifestContent manifestContent;
+    try {
+      manifestContent = JsonUtil.json2Object(manifest.get(), ManifestContent.class);
+    } catch (Exception exception) {
+      MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_API,
+          LoggerTragetServiceName.VALIDATE_MANIFEST_CONTENT, ErrorLevel.ERROR.name(),
+          LoggerErrorCode.DATA_ERROR.getErrorCode(), LoggerErrorDescription.INVALID_MANIFEST);
+      throw new RuntimeException("Can't load manifest file for Heat Validator");
+    }
+
+    return manifestContent;
+  }
+
+  public static String getParserExceptionReason(Exception exception) {
+    String reason;
+
+    if (exception.getCause() != null && exception.getCause().getCause() != null) {
+      reason = exception.getCause().getCause().getMessage();
+    } else if (exception.getCause() != null) {
+      reason = exception.getCause().getMessage();
+    } else {
+      reason = Messages.GENERAL_HEAT_PARSER_ERROR.getErrorMessage();
+    }
+    return reason;
+  }
+
+  public static HeatOrchestrationTemplate checkHeatOrchestrationPreCondition(String fileName,
+                                                                         GlobalValidationContext globalContext) {
+
+    mdcDataDebugMessage.debugEntryMessage("file", fileName);
+
+    HeatOrchestrationTemplate heatOrchestrationTemplate;
+    try {
+      Optional<InputStream> fileContent = globalContext.getFileContent(fileName);
+      if (fileContent.isPresent()) {
+        heatOrchestrationTemplate =
+            new YamlUtil().yamlToObject(fileContent.get(), HeatOrchestrationTemplate.class);
+      } else {
+        heatOrchestrationTemplate = null;
+      }
+    } catch (Exception exception) {
+      globalContext.addMessage(fileName, ErrorLevel.ERROR, ErrorMessagesFormatBuilder
+              .getErrorWithParameters(Messages.INVALID_HEAT_FORMAT_REASON.getErrorMessage(),
+                  getParserExceptionReason(exception)),
+          LoggerTragetServiceName.VALIDATE_HEAT_FORMAT,
+          LoggerErrorDescription.INVALID_HEAT_FORMAT);
+      mdcDataDebugMessage.debugExitMessage("file", fileName);
+      return null;
+    }
+    mdcDataDebugMessage.debugExitMessage("file", fileName);
+    return heatOrchestrationTemplate;
+  }
+
+  public static Set<String> validateManifest(ManifestContent manifestContent,
+                                      GlobalValidationContext globalContext) {
+
+    mdcDataDebugMessage.debugEntryMessage("file", SdcCommon.MANIFEST_NAME);
+
+    Set<String> baseFiles = ManifestUtil.getBaseFiles(manifestContent);
+    if (baseFiles == null || baseFiles.size() == 0) {
+      globalContext.addMessage(
+          SdcCommon.MANIFEST_NAME,
+          ErrorLevel.WARNING,
+          ErrorMessagesFormatBuilder
+              .getErrorWithParameters(Messages.MISSIN_BASE_HEAT_FILE.getErrorMessage()),
+          LoggerTragetServiceName.VALIDATE_BASE_FILE,
+          LoggerErrorDescription.MISSING_BASE_HEAT);
+    } else if (baseFiles.size() > 1) {
+      String baseFileList = getElementListAsString(baseFiles);
+      globalContext.addMessage(
+          SdcCommon.MANIFEST_NAME,
+          ErrorLevel.WARNING,
+          ErrorMessagesFormatBuilder
+              .getErrorWithParameters(Messages.MULTI_BASE_HEAT_FILE.getErrorMessage(),
+                  baseFileList),
+          LoggerTragetServiceName.VALIDATE_BASE_FILE,
+          LoggerErrorDescription.MULTI_BASE_HEAT);
+    }
+
+    mdcDataDebugMessage.debugExitMessage("file", SdcCommon.MANIFEST_NAME);
+    return baseFiles;
+  }
+
+  private static String getElementListAsString(Set<String> elementCollection) {
+
+    return "["
+        + CommonMethods.collectionToCommaSeparatedString(elementCollection)
+        +  "]";
+  }
+
+}