catalog-be/src/main/java/org/openecomp/sdc/be/components/merge/resource/MergeCommandsFactory.java

   1 package org.openecomp.sdc.be.components.merge.resource;
   2
   3 import fj.data.Either;
   4 import org.openecomp.sdc.be.components.merge.ComponentsGlobalMergeCommand;
   5 import org.openecomp.sdc.be.components.merge.ComponentsMergeCommand;
   6 import org.openecomp.sdc.be.components.merge.TopologyComparator;
   7 import org.openecomp.sdc.be.components.merge.VspComponentsMergeCommand;
   8 import org.openecomp.sdc.be.dao.api.ActionStatus;
   9 import org.openecomp.sdc.be.model.Resource;
  10 import org.springframework.stereotype.Component;
  11
  12 import java.util.List;
  13
  14 @Component
  15 public class MergeCommandsFactory {
  16
  17     private final List<ComponentsGlobalMergeCommand> globalMergeCommands;
  18     private final List<VspComponentsMergeCommand> mergeCommands;
  19     private final TopologyComparator topologyComparator;
  20
  21     public MergeCommandsFactory(List<ComponentsGlobalMergeCommand> globalMergeCommands, List<VspComponentsMergeCommand> mergeCommands, TopologyComparator topologyComparator) {
  22         this.globalMergeCommands = globalMergeCommands;
  23         this.mergeCommands = mergeCommands;
  24         this.topologyComparator = topologyComparator;
  25     }
  26
  27     public Either<List<? extends ComponentsMergeCommand>, ActionStatus> getMergeCommands(Resource prevResource, Resource currResource) {
  28         return topologyComparator.isTopologyChanged(prevResource, currResource)
  29                 .left()
  30                 .map(topologyChanged -> topologyChanged ? globalMergeCommands : mergeCommands);
  31
  32     }
  33 }