1 files changed, 228 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-core-lib/openecomp-zusammen-lib/openecomp-zusammen-core/src/main/java/org/openecomp/core/zusammen/impl/ZusammenAdaptorImpl.java b/openecomp-be/lib/openecomp-core-lib/openecomp-zusammen-lib/openecomp-zusammen-core/src/main/java/org/openecomp/core/zusammen/impl/ZusammenAdaptorImpl.java
new file mode 100644
index 0000000000..ad4839bd00
--- /dev/null
+++ b/openecomp-be/lib/openecomp-core-lib/openecomp-zusammen-lib/openecomp-zusammen-core/src/main/java/org/openecomp/core/zusammen/impl/ZusammenAdaptorImpl.java
@@ -0,0 +1,228 @@
+package org.openecomp.core.zusammen.impl;
+
+import com.amdocs.zusammen.adaptor.inbound.api.types.item.Element;
+import com.amdocs.zusammen.adaptor.inbound.api.types.item.ElementInfo;
+import com.amdocs.zusammen.adaptor.inbound.api.types.item.ZusammenElement;
+import com.amdocs.zusammen.datatypes.Id;
+import com.amdocs.zusammen.datatypes.SessionContext;
+import com.amdocs.zusammen.datatypes.item.Action;
+import com.amdocs.zusammen.datatypes.item.ElementContext;
+import com.amdocs.zusammen.datatypes.item.Info;
+import com.amdocs.zusammen.datatypes.item.Item;
+import com.amdocs.zusammen.datatypes.item.ItemVersion;
+import com.amdocs.zusammen.datatypes.item.ItemVersionData;
+import com.amdocs.zusammen.datatypes.itemversion.Tag;
+import com.amdocs.zusammen.datatypes.response.Response;
+import com.amdocs.zusammen.datatypes.response.ReturnCode;
+import org.openecomp.core.zusammen.api.ZusammenAdaptor;
+import org.openecomp.core.zusammen.db.ZusammenConnector;
+import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.logging.context.impl.MdcDataErrorMessage;
+import org.openecomp.sdc.logging.types.LoggerConstants;
+import org.openecomp.sdc.logging.types.LoggerErrorCode;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Optional;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+
+public class ZusammenAdaptorImpl implements ZusammenAdaptor {
+
+  private ZusammenConnector connector;
+
+  public ZusammenAdaptorImpl(ZusammenConnector connector) {
+    this.connector = connector;
+  }
+
+  @Override
+  public Optional<ItemVersion> getFirstVersion(SessionContext context, Id itemId) {
+    Collection<ItemVersion> versions = connector.listVersions(context, itemId);
+    if(versions == null || versions.size()==0) {
+      return Optional.empty();
+    }
+    List<ItemVersion> itemVersions = new ArrayList<>(versions);
+    sortItemVersionListByModificationTimeDescOrder(itemVersions);
+    ItemVersion itemVersion = itemVersions.iterator().next();
+
+    return Optional.ofNullable(itemVersion);
+  }
+
+  @Override
+  public Optional<ElementInfo> getElementInfo(SessionContext context, ElementContext elementContext,
+                                              Id elementId) {
+    Response<ElementInfo> response = connector.getElementInfo(context, elementContext, elementId);
+    return response.isSuccessful() ? Optional.ofNullable(response.getValue()) : Optional.empty();
+  }
+
+  @Override
+  public Optional<Element> getElement(SessionContext context, ElementContext elementContext,
+                                      String elementId) {
+    Response<Element> response = connector.getElement(context, elementContext, new Id(elementId));
+    return response.isSuccessful() ? Optional.ofNullable(response.getValue()) : Optional.empty();
+  }
+
+  @Override
+  public Optional<Element> getElementByName(
+      SessionContext context, ElementContext elementContext, Id parentElementId,
+      String elementName) {
+    Collection<ElementInfo> elementInfos =
+        connector.listElements(context, elementContext, parentElementId);
+    Predicate<ElementInfo> elementInfoPredicate = elementInfo -> elementInfo.getInfo() != null
+        && elementName.equals(elementInfo.getInfo().getName());
+    return getFirstElementInfo(elementInfos, elementInfoPredicate)
+        .map(elementInfo -> getElement(context, elementContext, elementInfo.getId().getValue()))
+        .orElse(Optional.empty());
+  }
+
+  @Override
+  public Collection<ElementInfo> listElements(SessionContext context, ElementContext elementContext,
+                                              Id parentElementId) {
+    return connector.listElements(context, elementContext, parentElementId);
+  }
+
+  @Override
+  public Collection<Element> listElementData(SessionContext context,
+                                             ElementContext elementContext,
+                                             Id parentElementId) {
+
+    Collection<ElementInfo> elementInfoList = connector.listElements(context, elementContext,
+        parentElementId);
+    if (elementInfoList != null) {
+      return elementInfoList.stream().map(elementInfo -> connector.getElement(context,
+          elementContext, elementInfo.getId()).getValue()).collect(Collectors.toList());
+    }
+
+    return new ArrayList<>();
+
+  }
+
+
+  @Override
+  public Collection<ElementInfo> listElementsByName(
+      SessionContext context, ElementContext elementContext, Id parentElementId,
+      String elementName) {
+    Optional<ElementInfo> elementInfoByName =
+        getElementInfoByName(context, elementContext, parentElementId, elementName);
+
+    return elementInfoByName.isPresent()
+        ? connector.listElements(context, elementContext, elementInfoByName.get().getId())
+        : new ArrayList<>();
+  }
+
+  @Override
+  public Optional<ElementInfo> getElementInfoByName(
+      SessionContext context, ElementContext elementContext, Id parentElementId,
+      String elementName) {
+    Collection<ElementInfo> elementInfos =
+        connector.listElements(context, elementContext, parentElementId);
+    return getFirstElementInfo(elementInfos,
+        elementInfo -> elementInfo.getInfo() != null &&
+            elementName.equals(elementInfo.getInfo().getName()));
+  }
+
+  @Override
+  public Optional<Element> saveElement(SessionContext context, ElementContext elementContext,
+                                       ZusammenElement element, String message) {
+    enrichElementHierarchyRec(context, elementContext, null, element);
+    return connector.saveElement(context, elementContext, element, message);
+  }
+
+  private void enrichElementHierarchyRec(SessionContext context, ElementContext
+      elementContext, Id parentElementId, ZusammenElement element) {
+    if (element.getAction() == Action.CREATE) {
+      return;
+    }
+    locateElementAndUpdateAction(context, elementContext, parentElementId, element);
+    element.getSubElements().forEach(subElement -> enrichElementHierarchyRec(
+        context, elementContext, element.getElementId(), (ZusammenElement) subElement));
+  }
+
+  // should be applied only for structural elements
+  private void locateElementAndUpdateAction(SessionContext context, ElementContext elementContext,
+                                            Id parentElementId, ZusammenElement element) {
+    if (element.getElementId() != null) {
+      return;
+    }
+    Optional<ElementInfo> elementInfo =
+        getElementInfoByName(context, elementContext, parentElementId, element.getInfo().getName());
+    if (elementInfo.isPresent()) {
+      element.setElementId(elementInfo.get().getId());
+      if (element.getAction() == null) {
+        element.setAction(Action.IGNORE);
+      }
+    } else {
+      element.setAction(Action.CREATE);
+    }
+  }
+
+  private Optional<ElementInfo> getFirstElementInfo(Collection<ElementInfo> elementInfos,
+                                                    Predicate<ElementInfo> elementInfoPredicate) {
+    return elementInfos.stream()
+        .filter(elementInfoPredicate)
+        .findFirst();
+  }
+
+  private void logErrorMessageToMdc(ItemElementLoggerTargetServiceName
+                                        itemElementLoggerTargetServiceName,
+                                    ReturnCode returnCode) {
+    logErrorMessageToMdc(itemElementLoggerTargetServiceName, returnCode.toString());
+  }
+
+  private void logErrorMessageToMdc(ItemElementLoggerTargetServiceName
+                                        itemElementLoggerTargetServiceName,
+                                    String message) {
+    MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_DB,
+        itemElementLoggerTargetServiceName.getDescription(),
+        ErrorLevel.ERROR.name(),
+        LoggerErrorCode.BUSINESS_PROCESS_ERROR.getErrorCode(),
+        message);
+  }
+
+  @Override
+  public Id createItem(SessionContext context, Info info) {
+    return connector.createItem(context, info);
+  }
+
+  @Override
+  public Id createVersion(SessionContext context, Id itemId, Id baseVersionId, ItemVersionData
+      itemVersionData) {
+    return connector.createVersion(context, itemId, baseVersionId, itemVersionData);
+
+  }
+
+  @Override
+  public Collection<Item> listItems(SessionContext context) {
+    return connector.listItems(context);
+  }
+
+  @Override
+  public void updateVersion(SessionContext context, Id itemId, Id versionId,
+                            ItemVersionData itemVersionData) {
+    connector.updateVersion(context, itemId, versionId, itemVersionData);
+  }
+
+  @Override
+  public void tagVersion(SessionContext context, Id itemId, Id versionId, Tag tag) {
+    connector.tagVersion(context, itemId, versionId, tag);
+  }
+
+  @Override
+  public void resetVersionHistory(SessionContext context, Id itemId, Id versionId,
+                                  String changeRef) {
+    connector.resetVersionHistory(context, itemId, versionId, changeRef);
+  }
+
+  @Override
+  public void updateItem(SessionContext context, Id itemId, Info info) {
+    connector.updateItem(context, itemId, info);
+  }
+
+  private static void sortItemVersionListByModificationTimeDescOrder(
+      List<ItemVersion> itemVersions) {
+    itemVersions.sort((o1, o2) -> ((Integer)o2.getId().getValue().length())
+        .compareTo( (o1.getId().getValue().length())));
+  }
+
+}