2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.sal.compatibility.topology;
10 import org.opendaylight.controller.sal.binding.api.data.DataChangeListener;
11 import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
12 import org.opendaylight.controller.sal.topology.IPluginOutTopologyService;
13 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
14 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
15 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
16 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
17 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
18 import org.opendaylight.yangtools.concepts.ListenerRegistration;
19 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
23 import com.google.common.base.Preconditions;
25 public class TopologyProvider implements AutoCloseable{
26 private static final Logger LOG = LoggerFactory.getLogger(TopologyProvider.class);
27 private static final InstanceIdentifier<Link> PATH = InstanceIdentifier.builder(NetworkTopology.class)
28 .child(Topology.class ,new TopologyKey(new TopologyId("flow:1")))
31 private TopologyCommitHandler commitHandler;
33 private ListenerRegistration<DataChangeListener> listenerRegistration;
34 private IPluginOutTopologyService topologyPublisher;
35 private DataProviderService dataService;
37 public void startAdapter() {
38 if(dataService == null){
39 LOG.error("dataService not set");
42 commitHandler = new TopologyCommitHandler(dataService,topologyPublisher);
43 listenerRegistration = dataService.registerDataChangeListener(PATH, commitHandler);
44 LOG.info("TopologyProvider started");
49 if (listenerRegistration != null) {
50 listenerRegistration.close();
54 void setTopologyPublisher(final IPluginOutTopologyService topologyPublisher) {
55 this.topologyPublisher = topologyPublisher;
56 if (commitHandler != null) {
57 commitHandler.setTopologyPublisher(topologyPublisher);
61 public void setDataService(final DataProviderService dataService) {
62 this.dataService = Preconditions.checkNotNull(dataService);