2 * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. 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
9 package org.opendaylight.vpnservice.neutronvpn;
12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
13 import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
14 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
16 import org.opendaylight.vpnservice.mdsalutil.AbstractDataChangeListener;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.Networks;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.networks.attributes.networks.Network;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.rev150712.Neutron;
20 import org.opendaylight.yangtools.concepts.ListenerRegistration;
21 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
26 public class NeutronNetworkChangeListener extends AbstractDataChangeListener<Network> implements AutoCloseable {
27 private static final Logger LOG = LoggerFactory.getLogger(NeutronNetworkChangeListener.class);
29 private ListenerRegistration<DataChangeListener> listenerRegistration;
30 private final DataBroker broker;
31 private NeutronvpnManager nvpnManager;
34 public NeutronNetworkChangeListener(final DataBroker db, NeutronvpnManager nVpnMgr) {
37 nvpnManager = nVpnMgr;
42 public void close() throws Exception {
43 if (listenerRegistration != null) {
45 listenerRegistration.close();
46 } catch (final Exception e) {
47 LOG.error("Error when cleaning up DataChangeListener.", e);
49 listenerRegistration = null;
51 LOG.info("N_Network listener Closed");
55 private void registerListener(final DataBroker db) {
57 listenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
58 InstanceIdentifier.create(Neutron.class).
59 child(Networks.class).child(Network.class),
60 NeutronNetworkChangeListener.this, DataChangeScope.SUBTREE);
61 LOG.info("Neutron Manager Network DataChange listener registration Success!");
62 } catch (final Exception e) {
63 LOG.error("Neutron Manager Network DataChange listener registration fail!", e);
64 throw new IllegalStateException("Neutron Manager Network DataChange listener registration failed.", e);
69 protected void add(InstanceIdentifier<Network> identifier, Network input) {
70 if (LOG.isTraceEnabled()) {
71 LOG.trace("Adding Network : key: " + identifier + ", value=" + input);
76 protected void remove(InstanceIdentifier<Network> identifier, Network input) {
77 if (LOG.isTraceEnabled()) {
78 LOG.trace("Removing Network : key: " + identifier + ", value=" + input);
83 protected void update(InstanceIdentifier<Network> identifier, Network original, Network update) {
84 if (LOG.isTraceEnabled()) {
85 LOG.trace("Updating Network : key: " + identifier + ", original value=" + original + ", update value=" +