Add Tosca model healer

create a Tosca model healer for future changes in Tosca structure

Change-Id: I3843e4727b6bbb383576ae6a4fb055c5b6fa001f
Issue-ID: SDC-973
Signed-off-by: talio <tali.orenbach@amdocs.com>

4 files changed, 79 insertions, 1 deletions

diff --git a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-api/src/main/java/org/openecomp/core/model/dao/ServiceModelDao.java b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-api/src/main/java/org/openecomp/core/model/dao/ServiceModelDao.java
index 2ef31d4597..0fb80b1835 100644
--- a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-api/src/main/java/org/openecomp/core/model/dao/ServiceModelDao.java
+++ b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-api/src/main/java/org/openecomp/core/model/dao/ServiceModelDao.java
@@ -32,4 +32,10 @@ public interface ServiceModelDao<M, E> extends VersionableDao {
   E getServiceModelInfo(String vspId, Version version, String name);
 
   void deleteAll(String vspId, Version version);
+
+  /**
+   * This method gets used in healing, in order to replace the healed service model with the
+   * existing one without creating any conflicts
+   **/
+  void overrideServiceModel(String vspId, Version version, M serviceModel);
 }
diff --git a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/EnrichedServiceModelDaoImpl.java b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/EnrichedServiceModelDaoImpl.java
index 348a8addbd..3bf61e5b39 100644
--- a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/EnrichedServiceModelDaoImpl.java
+++ b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/EnrichedServiceModelDaoImpl.java
@@ -45,4 +45,11 @@ public class EnrichedServiceModelDaoImpl extends AbstractServiceModelDao
     templateDao.deleteAll(vspId, version);
     artifactDao.deleteAll(vspId, version);
   }
+
+  @Override
+  public void overrideServiceModel(String vspId, Version version, ToscaServiceModel serviceModel) {
+    storeServiceModel(vspId, version, serviceModel);
+  }
+
+
 }
diff --git a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/ServiceModelDaoImpl.java b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/ServiceModelDaoImpl.java
index 4ad8d7c98a..b9a703e96d 100644
--- a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/ServiceModelDaoImpl.java
+++ b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/ServiceModelDaoImpl.java
@@ -39,4 +39,10 @@ public class ServiceModelDaoImpl extends AbstractServiceModelDao
   public void deleteAll(String vspId, Version version) {
 
   }
+
+  @Override
+  public void overrideServiceModel(String vspId, Version version,
+                                   ToscaServiceModel serviceModel) {
+    storeServiceModel(vspId, version, serviceModel);
+  }
 }
diff --git a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/zusammen/ServiceModelDaoZusammenImpl.java b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/zusammen/ServiceModelDaoZusammenImpl.java
index 4ae9353f42..c73a304c97 100644
--- a/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/zusammen/ServiceModelDaoZusammenImpl.java
+++ b/openecomp-be/lib/openecomp-sdc-model-lib/openecomp-sdc-model-impl/src/main/java/org/openecomp/sdc/model/impl/zusammen/ServiceModelDaoZusammenImpl.java
@@ -162,6 +162,65 @@ public class ServiceModelDaoZusammenImpl
         elementType.name(), vspId, version.getId());
   }
 
+  @Override
+  public void overrideServiceModel(String vspId,
+                                   Version version,
+                                   ToscaServiceModel serviceModel) {
+    SessionContext context = ZusammenUtil.createSessionContext();
+    ElementContext elementContext = new ElementContext(vspId, version.getId());
+
+    ZusammenElement serviceModelElement = buildStructuralElement(elementType, Action.UPDATE);
+
+    Optional<ElementInfo> origServiceModel = getServiceModelElementInfo(context, elementContext);
+    if (!origServiceModel.isPresent()) {
+      return;
+    }
+
+    Id serviceModelElementId = origServiceModel.get().getId();
+    overrideServiceTemplates(serviceModelElementId, serviceModel, context, elementContext,
+        serviceModelElement);
+    serviceModelElement.getInfo()
+        .addProperty(BASE_PROPERTY, serviceModel.getEntryDefinitionServiceTemplate());
+
+    zusammenAdaptor
+        .saveElement(context, elementContext, serviceModelElement, "Override service model");
+  }
+
+
+  private void overrideServiceTemplates(Id serviceModelElementId,
+                                        ToscaServiceModel serviceModel,
+                                        SessionContext context,
+                                        ElementContext elementContext,
+                                        ZusammenElement serviceModelElement) {
+    Optional<ElementInfo> elementInfo = zusammenAdaptor.getElementInfoByName(
+        context, elementContext, serviceModelElementId, ElementType.ServiceTemplate.name());
+    if (!elementInfo.isPresent()) {
+      return;
+    }
+    ZusammenElement zusammenElement =
+        buildStructuralElement(ElementType.ServiceTemplate, Action.UPDATE);
+    Collection<Element> elements = zusammenAdaptor.listElementData(context, elementContext,
+        elementInfo.get().getId());
+
+    elements
+        .forEach(element -> zusammenElement
+            .addSubElement(overrideServiceTemplateInElement(element, serviceModel)));
+
+    serviceModelElement.addSubElement(zusammenElement);
+  }
+
+  private ZusammenElement overrideServiceTemplateInElement(Element element,
+                                                           ToscaServiceModel serviceModel) {
+    ZusammenElement serviceTemplateElement = (ZusammenElement) element;
+    String templateName = element.getInfo().getName();
+    Optional<ServiceTemplate> serviceTemplate = serviceModel.getServiceTemplate(templateName);
+    serviceTemplate.ifPresent(serviceTemplateFile -> {
+      String yaml = new ToscaExtensionYamlUtil().objectToYaml(serviceTemplateFile);
+      serviceTemplateElement.setData(new ByteArrayInputStream(yaml.getBytes()));
+    });
+    return serviceTemplateElement;
+  }
+
   private Optional<ElementInfo> getServiceModelElementInfo(SessionContext context,
                                                            ElementContext elementContext) {
     Collection<ElementInfo> vspModelSubs = zusammenAdaptor
@@ -240,7 +299,7 @@ public class ServiceModelDaoZusammenImpl
       String yamlContent = IOUtils.toString(element.getData());
       return new ToscaExtensionYamlUtil().
           yamlToObject(yamlContent, ServiceTemplate.class);
-    }catch (Exception e){
+    } catch (Exception e) {
       throw new CoreException(
           new RetrieveServiceTemplateFromDbErrorBuilder(
               element.getInfo().getName(), e.getMessage()).build());