/*
* Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.sal.compatibility.topology;
import org.opendaylight.controller.sal.binding.api.data.DataChangeListener;
import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
import org.opendaylight.controller.sal.topology.IPluginOutTopologyService;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.base.Preconditions;
public class TopologyProvider implements AutoCloseable{
private static final Logger LOG = LoggerFactory.getLogger(TopologyProvider.class);
private static final InstanceIdentifier PATH = InstanceIdentifier.builder(NetworkTopology.class)
.child(Topology.class ,new TopologyKey(new TopologyId("flow:1")))
.child(Link.class)
.toInstance();
private TopologyCommitHandler commitHandler;
private ListenerRegistration listenerRegistration;
private IPluginOutTopologyService topologyPublisher;
private DataProviderService dataService;
public void startAdapter() {
if(dataService == null){
LOG.error("dataService not set");
return;
}
commitHandler = new TopologyCommitHandler(dataService,topologyPublisher);
listenerRegistration = dataService.registerDataChangeListener(PATH, commitHandler);
LOG.info("TopologyProvider started");
}
@Override
public void close() {
if (listenerRegistration != null) {
listenerRegistration.close();
}
}
void setTopologyPublisher(final IPluginOutTopologyService topologyPublisher) {
this.topologyPublisher = topologyPublisher;
if (commitHandler != null) {
commitHandler.setTopologyPublisher(topologyPublisher);
}
}
public void setDataService(final DataProviderService dataService) {
this.dataService = Preconditions.checkNotNull(dataService);
}
}