2 * Copyright (c) 2013 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.protocol.bgp.rib.mock;
10 import com.google.common.collect.Sets;
11 import com.google.common.eventbus.EventBus;
12 import com.google.common.eventbus.Subscribe;
13 import java.util.List;
15 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
16 import org.opendaylight.protocol.bgp.rib.spi.BGPSession;
17 import org.opendaylight.protocol.bgp.rib.spi.BGPSessionListener;
18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Keepalive;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Open;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParameters;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilities;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.CParameters;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.open.bgp.parameters.optional.capabilities.c.parameters.MultiprotocolCapability;
28 import org.opendaylight.yangtools.concepts.AbstractListenerRegistration;
29 import org.opendaylight.yangtools.yang.binding.Notification;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
34 * This class has @Subscribe annotated methods which receive events from {@link EventBus} . Events are produced by
35 * {@link BGPMock}, and each instance notifies exactly one {@link BGPSessionListener}.
37 final class EventBusRegistration extends AbstractListenerRegistration<BGPSessionListener> {
39 private static final Logger LOG = LoggerFactory.getLogger(EventBusRegistration.class);
41 private final EventBus eventBus;
43 public static EventBusRegistration createAndRegister(final EventBus eventBus, final BGPSessionListener listener,
44 final List<Notification> allPreviousMessages) {
45 final EventBusRegistration instance = new EventBusRegistration(eventBus, listener, allPreviousMessages);
46 eventBus.register(instance);
50 private EventBusRegistration(final EventBus eventBus, final BGPSessionListener listener, final List<Notification> allPreviousMessages) {
52 this.eventBus = eventBus;
53 for (final Notification message : allPreviousMessages) {
54 sendMessage(listener, message);
59 public void onMessage(final Notification message) {
60 sendMessage(this.getInstance(), message);
64 public synchronized void removeRegistration() {
65 this.eventBus.unregister(this);
68 private static void sendMessage(final BGPSessionListener listener, final Notification message) {
69 if (BGPMock.CONNECTION_LOST_MAGIC_MSG.equals(message)) {
70 listener.onSessionTerminated(null, null);
71 } else if (message instanceof Open) {
72 final Set<BgpTableType> tts = Sets.newHashSet();
73 for (final BgpParameters param : ((Open) message).getBgpParameters()) {
74 for (final OptionalCapabilities capa : param.getOptionalCapabilities()) {
75 final CParameters cParam = capa.getCParameters();
76 if (cParam.getAugmentation(CParameters1.class) != null && cParam.getAugmentation(CParameters1.class)
77 .getMultiprotocolCapability() != null) {
78 final MultiprotocolCapability p = cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability();
79 LOG.debug("Adding open parameter {}", p);
80 final BgpTableType type = new BgpTableTypeImpl(p.getAfi(), p.getSafi());
86 listener.onSessionUp(new BGPSession() {
88 private static final long AS = 30L;
92 LOG.debug("Session {} closed", this);
96 public Set<BgpTableType> getAdvertisedTableTypes() {
101 public Ipv4Address getBgpId() {
102 return new Ipv4Address("127.0.0.1");
106 public AsNumber getAsNumber() {
107 return new AsNumber(AS);
110 } else if (!(message instanceof Keepalive)) {
111 listener.onMessage(null, message);