catalog-be/src/main/java/org/openecomp/sdc/be/impl/ForwardingPathUtils.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.be.impl;
  22
  23
  24 import com.google.common.collect.HashMultimap;
  25 import com.google.common.collect.SetMultimap;
  26 import org.apache.commons.collections.CollectionUtils;
  27 import org.javatuples.Pair;
  28 import org.openecomp.sdc.be.components.impl.ResponseFormatManager;
  29 import org.openecomp.sdc.be.components.merge.instance.DataForMergeHolder;
  30 import org.openecomp.sdc.be.datamodel.NameIdPair;
  31 import org.openecomp.sdc.be.datamodel.NameIdPairWrapper;
  32 import org.openecomp.sdc.be.datamodel.ServiceRelations;
  33 import org.openecomp.sdc.be.datatypes.elements.ForwardingPathDataDefinition;
  34 import org.openecomp.sdc.be.datatypes.elements.ForwardingPathElementDataDefinition;
  35 import org.openecomp.sdc.be.datatypes.elements.ListDataDefinition;
  36 import org.openecomp.sdc.be.model.CapabilityDefinition;
  37 import org.openecomp.sdc.be.model.Component;
  38 import org.openecomp.sdc.be.model.ComponentInstance;
  39 import org.openecomp.sdc.be.model.Service;
  40
  41 import java.util.*;
  42 import java.util.stream.Collectors;
  43
  44 public class ForwardingPathUtils {
  45
  46     public static final String FORWARDING_PATH_NODE_NAME = "Forwarding Path";
  47     public static final String FORWARDER_CAPABILITY = "org.openecomp.capabilities.Forwarder";
  48
  49
  50     public ServiceRelations convertServiceToServiceRelations(Service service) {
  51         ServiceRelations serviceRelations = new ServiceRelations();
  52         List<ComponentInstance> componentInstances = service.getComponentInstances();
  53         if (componentInstances == null || componentInstances.isEmpty()) {
  54             return serviceRelations;
  55         }
  56         Set<NameIdPairWrapper> relations = new HashSet<>();
  57         //@todo get all capabilities and requirements.
  58         SetMultimap<NameIdPair, NameIdPair> nodeToCP = HashMultimap.create();
  59         componentInstances.forEach(ci -> initNodeToCP(ci, nodeToCP));
  60         handleRelDef(relations, nodeToCP);
  61         serviceRelations.setRelations(relations);
  62         return serviceRelations;
  63     }
  64
  65     private void initNodeToCP(ComponentInstance ci, SetMultimap<NameIdPair, NameIdPair> nodeToCP) {
  66         if (ci.getCapabilities() == null){
  67             return;
  68         }
  69         Set<CapabilityDefinition> capabilities = ci.getCapabilities().values().stream().flatMap(Collection::stream).collect(Collectors.toSet());
  70         if (!CollectionUtils.isNotEmpty(capabilities)) {
  71             return;
  72         }
  73         Set<CapabilityDefinition> forwarderCapabilities = capabilities.stream().filter(capabilityDefinition -> capabilityDefinition.getType().equals(FORWARDER_CAPABILITY)).collect(Collectors.toSet());
  74         if (!CollectionUtils.isNotEmpty(forwarderCapabilities)) {
  75             return;
  76         }
  77         NameIdPair node = new NameIdPair(ci.getName(), ci.getName());
  78         forwarderCapabilities.forEach(fc -> {
  79             NameIdPair capability = new NameIdPair(fc.getName(), fc.getName(), fc.getOwnerId());
  80             nodeToCP.put(node, capability);
  81          });
  82
  83     }
  84
  85
  86     private void handleRelDef(Set<NameIdPairWrapper> relations, SetMultimap<NameIdPair, NameIdPair> nodeToCP) {
  87         nodeToCP.keySet().forEach(fromNode -> {
  88             NameIdPairWrapper nameIdPairWrapper = new NameIdPairWrapper();
  89             nameIdPairWrapper.init(fromNode);
  90             if (!relations.contains(nameIdPairWrapper)) {
  91                 relations.add(nameIdPairWrapper);
  92                 Collection<NameIdPair> fromCps = nodeToCP.get(fromNode);
  93                 fromCps.forEach(fromCP -> handleFromCp(nodeToCP, nameIdPairWrapper));
  94             }
  95         });
  96
  97     }
  98
  99     private void handleFromCp(SetMultimap<NameIdPair, NameIdPair> nodeToCP, NameIdPairWrapper wrapper) {
 100         Map<NameIdPair, Set<NameIdPair>> options = toMap(nodeToCP);
 101
 102         Set<NameIdPair> cpOptions = options.get(wrapper.getNameIdPair());
 103         List<NameIdPairWrapper> wrappers = cpOptions.stream().map(this::createWrapper).collect(Collectors.toList());
 104         wrappers.forEach(cpOptionWrapper -> {
 105             org.openecomp.sdc.be.datamodel.NameIdPair data = wrapper.getData();
 106             data.addWrappedData(cpOptionWrapper);
 107         });
 108     }
 109
 110     private NameIdPairWrapper createWrapper(NameIdPair cpOption) {
 111         NameIdPairWrapper nameIdPairWrapper = new NameIdPairWrapper();
 112         nameIdPairWrapper.init(new NameIdPair(cpOption));
 113         return nameIdPairWrapper;
 114     }
 115
 116
 117     private Map<NameIdPair, Set<NameIdPair>> toMap(SetMultimap<NameIdPair, NameIdPair> nodeToCP) {
 118         Map<NameIdPair, Set<NameIdPair>> retVal = new HashMap<>();
 119         nodeToCP.asMap().forEach((nameIdPair, nameIdPairs) -> retVal.put(nameIdPair, new HashSet<>(nameIdPairs)));
 120         return retVal;
 121     }
 122
 123
 124     protected ResponseFormatManager getResponseFormatManager() {
 125         return ResponseFormatManager.getInstance();
 126     }
 127
 128     public Set<String> findForwardingPathNamesToDeleteOnComponentInstanceDeletion(Service containerService,
 129         String componentInstanceId) {
 130         return findForwardingPathToDeleteOnCIDeletion(containerService, componentInstanceId).values().stream()
 131             .map(ForwardingPathDataDefinition::getName).collect(Collectors.toSet());
 132     }
 133
 134     private Map<String, ForwardingPathDataDefinition> findForwardingPathToDeleteOnCIDeletion(Service containerService,
 135         String componentInstanceId) {
 136         return containerService.getForwardingPaths().entrySet().stream()
 137             .filter(entry -> elementContainsCI(entry, componentInstanceId))
 138             .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
 139     }
 140
 141     private boolean elementContainsCI(Map.Entry<String, ForwardingPathDataDefinition> fpEntry,
 142         String componentInstanceId) {
 143         return fpEntry.getValue().getPathElements()
 144             .getListToscaDataDefinition().stream()
 145             .anyMatch(element -> elementContainsCI(element, componentInstanceId));
 146     }
 147
 148     private boolean elementContainsCI(ForwardingPathElementDataDefinition elementDataDefinitions,
 149         String componentInstanceId) {
 150         return elementDataDefinitions.getFromNode().equals(componentInstanceId)
 151             || elementDataDefinitions.getToNode().equals(componentInstanceId);
 152     }
 153
 154     public Pair<Map<String, ForwardingPathDataDefinition>, Map<String, ForwardingPathDataDefinition>> updateForwardingPathOnVersionChange(
 155         Service containerService, DataForMergeHolder dataHolder,
 156         Component updatedContainerComponent, String newInstanceId) {
 157         Map<String, ForwardingPathDataDefinition> updated = containerService.getForwardingPaths().entrySet().stream()
 158             .filter(entry -> elementContainsCIAndForwarder(entry.getValue(), dataHolder.getOrigComponentInstId(), updatedContainerComponent))
 159             .collect(Collectors.toMap(Map.Entry::getKey,
 160                 entry ->  updateCI(entry.getValue(), dataHolder.getOrigComponentInstId(),newInstanceId)));
 161         Map<String, ForwardingPathDataDefinition> deleted = containerService.getForwardingPaths().entrySet().stream()
 162             .filter(entry -> elementContainsCIAndDoesNotContainForwarder(entry.getValue(),  dataHolder.getOrigComponentInstId(), updatedContainerComponent))
 163             .collect(Collectors.toMap(Map.Entry::getKey,Map.Entry::getValue));
 164         return new Pair<>(updated, deleted);
 165     }
 166
 167     public Set<String> getForwardingPathsToBeDeletedOnVersionChange(
 168         Service containerService, DataForMergeHolder dataHolder, Component updatedContainerComponent) {
 169         return containerService.getForwardingPaths().entrySet().stream()
 170           .filter(entry -> elementContainsCIAndDoesNotContainForwarder(entry.getValue(),
 171               dataHolder.getOrigComponentInstId(), updatedContainerComponent))
 172            .map(entry -> entry.getValue().getUniqueId()).collect( Collectors.toSet());
 173     }
 174
 175     private ForwardingPathDataDefinition updateCI(ForwardingPathDataDefinition inFP, String oldCI, String newCI) {
 176         ForwardingPathDataDefinition retVal = new ForwardingPathDataDefinition(inFP);
 177         List<ForwardingPathElementDataDefinition> fpList = retVal.getPathElements().getListToscaDataDefinition()
 178             .stream().map(element -> updateElement(element, oldCI, newCI)).collect(Collectors.toList());
 179         retVal.setPathElements(new ListDataDefinition<>(fpList));
 180         return retVal;
 181     }
 182
 183     private ForwardingPathElementDataDefinition updateElement(ForwardingPathElementDataDefinition element, String oldCI,
 184         String newCI) {
 185         ForwardingPathElementDataDefinition retVal = new ForwardingPathElementDataDefinition(element);
 186         if (retVal.getFromNode().equals(oldCI)) {
 187             retVal.setFromNode(newCI);
 188         }
 189         if (retVal.getToNode().equals(oldCI)) {
 190             retVal.setToNode(newCI);
 191         }
 192         if (Objects.equals(retVal.getToCPOriginId(),oldCI )) {
 193             retVal.setToCPOriginId(newCI);
 194         }
 195         if (Objects.equals(retVal.getFromCPOriginId(),oldCI)) {
 196             retVal.setFromCPOriginId(newCI);
 197         }
 198         return retVal;
 199     }
 200
 201     private boolean elementContainsCIAndForwarder(ForwardingPathDataDefinition forwardingPathDataDefinition,
 202         String oldCIId, Component newCI) {
 203         return forwardingPathDataDefinition.getPathElements()
 204             .getListToscaDataDefinition().stream()
 205             .anyMatch(element -> elementContainsCIAndForwarder(element, oldCIId, newCI));
 206     }
 207
 208     private boolean elementContainsCIAndForwarder(ForwardingPathElementDataDefinition elementDataDefinitions,
 209         String oldCIId, Component newCI) {
 210         return (elementDataDefinitions.getFromNode().equals(oldCIId) && ciContainsForwarder(newCI,
 211             elementDataDefinitions.getFromCP()))
 212             || (elementDataDefinitions.getToNode().equals(oldCIId) && ciContainsForwarder(newCI,
 213             elementDataDefinitions.getToCP()));
 214     }
 215
 216     private boolean ciContainsForwarder(Component newCI, String capabilityID) {
 217         if (newCI.getCapabilities() == null){
 218             return false;
 219         }
 220         return newCI.getCapabilities().values()
 221             .stream()
 222             .flatMap(List::stream)
 223             .anyMatch(c -> c.getName().equals(capabilityID));
 224     }
 225
 226     private boolean elementContainsCIAndDoesNotContainForwarder(
 227         ForwardingPathDataDefinition forwardingPathDataDefinition,
 228         String oldCIId, Component newCI) {
 229         return forwardingPathDataDefinition.getPathElements()
 230             .getListToscaDataDefinition().stream()
 231             .anyMatch(element -> elementContainsCIAndDoesNotContainForwarder(element, oldCIId, newCI));
 232     }
 233
 234     private boolean elementContainsCIAndDoesNotContainForwarder(
 235         ForwardingPathElementDataDefinition elementDataDefinitions,
 236         String oldCIId, Component newCI) {
 237         return (elementDataDefinitions.getFromNode().equals(oldCIId) && !ciContainsForwarder(newCI,
 238             elementDataDefinitions.getFromCP()))
 239             || (elementDataDefinitions.getToNode().equals(oldCIId) && !ciContainsForwarder(newCI,
 240             elementDataDefinitions.getToCP()));
 241     }
 242
 243
 244     public Set<ForwardingPathDataDefinition> updateComponentInstanceName(Collection<ForwardingPathDataDefinition> forwardingPathDataDefinitions,
 245         String oldName, String newName){
 246         return  forwardingPathDataDefinitions.stream().filter(fp -> shouldRenameCI(fp,oldName)).
 247             map(forwardingPathDataDefinition -> renamePathCI(forwardingPathDataDefinition,oldName,newName))
 248             .collect(Collectors.toSet());
 249
 250     }
 251
 252     public boolean shouldRenameCI(ForwardingPathDataDefinition forwardingPathDataDefinitions,
 253         String oldName){
 254         return forwardingPathDataDefinitions.getPathElements().getListToscaDataDefinition().stream()
 255             .anyMatch(pe -> pe.getToNode().equals(oldName) || pe.getFromNode().equals(oldName));
 256     }
 257
 258     public ForwardingPathDataDefinition renamePathCI(ForwardingPathDataDefinition forwardingPathDataDefinitions,
 259         String oldName, String newName){
 260         forwardingPathDataDefinitions.getPathElements().getListToscaDataDefinition().stream()
 261             .forEach(pe -> renamePathCI(pe,oldName, newName));
 262         return forwardingPathDataDefinitions;
 263     }
 264
 265     public void renamePathCI(ForwardingPathElementDataDefinition pathElementDataDefinition,
 266         String oldName, String newName){
 267         if (pathElementDataDefinition.getFromNode().equals(oldName)){
 268             pathElementDataDefinition.setFromNode(newName);
 269         }
 270         if(pathElementDataDefinition.getToNode().equals(oldName)){
 271             pathElementDataDefinition.setToNode(newName);
 272         }
 273
 274     }
 275 }