1 files changed, 90 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/merge/instance/ComponentInstanceMergeDataBusinessLogic.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/merge/instance/ComponentInstanceMergeDataBusinessLogic.java
new file mode 100644
index 0000000000..04af6b7fc0
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/merge/instance/ComponentInstanceMergeDataBusinessLogic.java
@@ -0,0 +1,90 @@
+package org.openecomp.sdc.be.components.merge.instance;
+
+import java.util.List;
+
+import org.openecomp.sdc.be.dao.api.ActionStatus;
+import org.openecomp.sdc.be.impl.ComponentsUtils;
+import org.openecomp.sdc.be.model.Component;
+import org.openecomp.sdc.be.model.ComponentInstance;
+import org.openecomp.sdc.be.model.ComponentParametersView;
+import org.openecomp.sdc.be.model.User;
+import org.openecomp.sdc.be.model.jsontitan.operations.ToscaOperationFacade;
+import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
+import org.openecomp.sdc.exception.ResponseFormat;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import fj.data.Either;
+/**
+ * Created by chaya on 9/12/2017.
+ */
+@org.springframework.stereotype.Component("componentInstanceMergeDataBusinessLogic")
+public class ComponentInstanceMergeDataBusinessLogic {
+
+    private static Logger log = LoggerFactory.getLogger(ComponentInstanceMergeDataBusinessLogic.class.getName());
+
+    @Autowired
+    private List<ComponentInstanceMergeInterface> componentInstancesMergeBLs;
+
+    @Autowired
+    private ToscaOperationFacade toscaOperationFacade;
+
+    @Autowired
+    private ComponentsUtils componentsUtils;
+
+    //for testing only
+    protected void setComponentInstancesMergeBLs(List<ComponentInstanceMergeInterface> componentInstancesMergeBLs) {
+        this.componentInstancesMergeBLs = componentInstancesMergeBLs;
+    }
+
+    /**
+     * Saves all containerComponents data before deleting, in order to merge once creating a new instance
+     * @param containerComponent
+     * @param currentResourceInstance
+     */
+    public DataForMergeHolder saveAllDataBeforeDeleting(org.openecomp.sdc.be.model.Component containerComponent, ComponentInstance currentResourceInstance, Component originComponent) {
+        DataForMergeHolder dataHolder = new DataForMergeHolder();
+        for (ComponentInstanceMergeInterface compInstMergeBL : componentInstancesMergeBLs) {
+            compInstMergeBL.saveDataBeforeMerge(dataHolder, containerComponent, currentResourceInstance, originComponent);
+        }
+        return dataHolder;
+    }
+
+    /**
+     * Merges inputs and instance inputs/props of the new Container component with the old container component data (before deleting)
+     * @param containerComponent
+     * @param newContainerComponentId
+     * @param newInstanceId
+     * @return
+     */
+    public Either<Component, ResponseFormat> mergeComponentUserOrigData(User user, DataForMergeHolder dataHolder, org.openecomp.sdc.be.model.Component containerComponent, String newContainerComponentId, String newInstanceId) {
+
+        Either<Component, StorageOperationStatus> componentWithInstancesInputsAndProperties = getComponentWithInstancesInputsAndProperties(newContainerComponentId);
+        if (componentWithInstancesInputsAndProperties.isRight()) {
+            log.error("Component with id {} was not found", newContainerComponentId);
+            StorageOperationStatus storageOperationStatus = componentWithInstancesInputsAndProperties.right().value();
+            ActionStatus actionStatus = componentsUtils.convertFromStorageResponse(storageOperationStatus, containerComponent.getComponentType());
+            return Either.right(componentsUtils.getResponseFormat(actionStatus));
+        }
+        Component updatedContainerComponent = componentWithInstancesInputsAndProperties.left().value();
+
+        for (ComponentInstanceMergeInterface compInstMergeBL: componentInstancesMergeBLs) {
+            Either<Component, ResponseFormat> compInstanceMergeEither = compInstMergeBL.mergeDataAfterCreate(user, dataHolder, updatedContainerComponent, newInstanceId);
+            if (compInstanceMergeEither.isRight()) {
+                return Either.right(compInstanceMergeEither.right().value());
+            }
+        }
+
+        return Either.left(updatedContainerComponent);
+    }
+
+    private Either<Component, StorageOperationStatus> getComponentWithInstancesInputsAndProperties(String containerComponentId) {
+        ComponentParametersView filter = new ComponentParametersView(true);
+        filter.setIgnoreComponentInstances(false);
+        filter.setIgnoreComponentInstancesInputs(false);
+        filter.setIgnoreComponentInstancesProperties(false);
+        filter.setIgnoreArtifacts(false);
+        return toscaOperationFacade.getToscaElement(containerComponentId, filter);
+    }
+}