networkmodel/src/main/java/org/opendaylight/transportpce/networkmodel/listeners/PortMappingListener.java

   1 /*
   2  * Copyright © 2021 Orange.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.networkmodel.listeners;
   9
  10 import java.util.Collection;
  11 import java.util.LinkedList;
  12 import org.eclipse.jdt.annotation.NonNull;
  13 import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
  14 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  15 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
  16 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220316.mapping.Mapping;
  17 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220316.network.Nodes;
  18 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  19 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22
  23 public class PortMappingListener implements DataTreeChangeListener<Mapping> {
  24
  25     private static final Logger LOG = LoggerFactory.getLogger(PortMappingListener.class);
  26
  27     private final NetworkModelService networkModelService;
  28
  29     public PortMappingListener(NetworkModelService networkModelService) {
  30         this.networkModelService = networkModelService;
  31     }
  32
  33     @Override
  34     public void onDataTreeChanged(@NonNull Collection<DataTreeModification<Mapping>> changes) {
  35         for (DataTreeModification<Mapping> change : changes) {
  36             if (change.getRootNode().getDataBefore() != null && change.getRootNode().getDataAfter() != null) {
  37                 Mapping oldMapping = change.getRootNode().getDataBefore();
  38                 Mapping newMapping = change.getRootNode().getDataAfter();
  39                 if (oldMapping.getPortAdminState().equals(newMapping.getPortAdminState())
  40                     || oldMapping.getPortOperState().equals(newMapping.getPortOperState())) {
  41                     return;
  42                 } else {
  43                     LinkedList<PathArgument> path = new LinkedList<>();
  44                     path.addAll((Collection<? extends PathArgument>) change.getRootPath().getRootIdentifier()
  45                         .getPathArguments());
  46                     path.removeLast();
  47                     @SuppressWarnings("unchecked") InstanceIdentifier<Nodes> portmappintNodeID =
  48                         (InstanceIdentifier<Nodes>) InstanceIdentifier.create(path);
  49                     String nodeId = InstanceIdentifier.keyOf(portmappintNodeID).getNodeId();
  50                     networkModelService.updateOpenRoadmTopologies(nodeId, newMapping);
  51                 }
  52             }
  53         }
  54     }
  55 }