1 package org.openecomp.sdc.be.components.merge.group;
3 import org.openecomp.sdc.be.components.merge.ComponentsGlobalMergeCommand;
4 import org.openecomp.sdc.be.components.merge.VspComponentsMergeCommand;
5 import org.openecomp.sdc.be.dao.api.ActionStatus;
6 import org.openecomp.sdc.be.impl.ComponentsUtils;
7 import org.openecomp.sdc.be.model.Component;
8 import org.openecomp.sdc.be.model.ComponentInstance;
9 import org.openecomp.sdc.be.model.GroupDefinition;
10 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.GroupsOperation;
11 import org.openecomp.sdc.common.log.wrappers.Logger;
12 import org.springframework.core.annotation.Order;
14 import java.util.List;
16 import java.util.Optional;
18 import static java.util.stream.Collectors.toList;
19 import static java.util.stream.Collectors.toMap;
20 import static org.apache.commons.collections.CollectionUtils.isEmpty;
21 import static org.apache.commons.collections.MapUtils.isEmpty;
22 import static org.openecomp.sdc.be.components.merge.resource.ResourceDataMergeBusinessLogic.FIRST_COMMAND;
24 @org.springframework.stereotype.Component
25 @Order(FIRST_COMMAND)//must run before policies merge command
26 public class ComponentGroupMergeCommand implements VspComponentsMergeCommand, ComponentsGlobalMergeCommand {
28 private static final Logger log = Logger.getLogger(ComponentGroupMergeCommand.class);
29 private final GroupsOperation groupsOperation;
30 private final ComponentsUtils componentsUtils;
32 public ComponentGroupMergeCommand(GroupsOperation groupsOperation, ComponentsUtils componentsUtils) {
33 this.groupsOperation = groupsOperation;
34 this.componentsUtils = componentsUtils;
38 public String description() {
39 return "merge group from old component to new component";
43 public ActionStatus mergeComponents(Component prevComponent, Component currentComponent) {
44 log.debug("#mergeComponents - merging user defined groups to component {}", currentComponent.getUniqueId());
45 if (isEmpty(prevComponent.getGroups())) {
46 return ActionStatus.OK;
48 List<GroupDefinition> prevUserDefinedGroups = getAllPreviouslyUserDefinedGroups(prevComponent, currentComponent);
49 if (isEmpty(prevUserDefinedGroups)) {
50 return ActionStatus.OK;
52 updateGroupsMembers(prevUserDefinedGroups, prevComponent, currentComponent);
53 return associateGroupsToComponent(currentComponent, prevUserDefinedGroups);
57 private List<GroupDefinition> getAllPreviouslyUserDefinedGroups(Component prevComponent, Component currCmpt) {
58 return prevComponent.getGroups()
60 .filter(GroupDefinition::isUserDefined)
61 .filter(group -> !currCmpt.containsGroupWithInvariantName(group.getInvariantName()))
65 private void updateGroupsMembers(List<GroupDefinition> prevUserDefinedGroups, Component prevComponent, Component currentComponent) {
66 log.debug("#updateGroupsMembers - updating groups member with members taken from component {}", currentComponent.getUniqueId());
67 prevUserDefinedGroups.forEach(grp -> grp.setMembers(resolveNewGroupMembers(grp, prevComponent, currentComponent)));
70 private Map<String, String> resolveNewGroupMembers(GroupDefinition grp, Component prevComponent, Component currentComponent) {
71 log.debug("#resolveNewGroupMembers - updating group member for group {}", grp.getUniqueId());
72 Map<String, String> prevGroupMembers = grp.getMembers();
73 if (isEmpty(prevGroupMembers)) {
76 return findNewInstancesByPrevInstancesNames(prevComponent, currentComponent, prevGroupMembers);
79 private Map<String, String> findNewInstancesByPrevInstancesNames(Component prevComponent, Component currentComponent, Map<String, String> prevGroupMembers) {
80 return prevGroupMembers.values()
82 .map(prevComponent::getComponentInstanceById)
83 .filter(Optional::isPresent)
85 .map(prevInstance -> currentComponent.getComponentInstanceByName(prevInstance.getName()))
86 .filter(Optional::isPresent)
88 .collect(toMap(ComponentInstance::getName, ComponentInstance::getUniqueId));
91 private ActionStatus associateGroupsToComponent(Component currentComponent, List<GroupDefinition> prevUserDefinedGroups) {
92 currentComponent.addGroups(prevUserDefinedGroups);
93 return groupsOperation.addGroups(currentComponent, prevUserDefinedGroups)
94 .either(addedGroups -> ActionStatus.OK,
95 componentsUtils::convertFromStorageResponse);