2 * Copyright (c) 2016 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
9 package org.opendaylight.protocol.bgp.evpn.impl.attributes.tunnel.identifier;
11 import io.netty.buffer.ByteBuf;
12 import org.opendaylight.protocol.bgp.parser.spi.AddressFamilyRegistry;
13 import org.opendaylight.protocol.concepts.HandlerRegistry;
14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pmsi.tunnel.rev160812.pmsi.tunnel.pmsi.tunnel.TunnelIdentifier;
15 import org.opendaylight.yangtools.yang.binding.DataContainer;
16 import org.slf4j.Logger;
17 import org.slf4j.LoggerFactory;
19 public final class TunnelIdentifierHandler {
20 static final int NO_TUNNEL_INFORMATION_PRESENT = 0;
21 private static final Logger LOG = LoggerFactory.getLogger(TunnelIdentifierHandler.class);
22 private static final String SKIP_SERIALIZATION = "Skipping serialization of PMSI Tunnel Attribute {}";
23 private static final String SKIP_PARSE = "Skipping parsing of PMSI Tunnel Attribute type {}";
24 private final HandlerRegistry<DataContainer, TunnelIdentifierParser, TunnelIdentifierSerializer> handlers = new HandlerRegistry<>();
26 public TunnelIdentifierHandler(final AddressFamilyRegistry addressFamilyRegistry) {
27 final RsvpTeP2MpLspParser rsvpTeP2MpLspParser = new RsvpTeP2MpLspParser();
28 this.handlers.registerParser(TunnelType.RSVP_TE_P2MP_LSP.getIntValue(), rsvpTeP2MpLspParser);
29 this.handlers.registerSerializer(TunnelType.RSVP_TE_P2MP_LSP.getClazz(), rsvpTeP2MpLspParser);
31 final MldpP2mpLspParser mldpP2mpLspParser = new MldpP2mpLspParser(addressFamilyRegistry);
32 this.handlers.registerParser(TunnelType.MLDP_P2MP_LSP.getIntValue(), mldpP2mpLspParser);
33 this.handlers.registerSerializer(TunnelType.MLDP_P2MP_LSP.getClazz(), mldpP2mpLspParser);
35 final PimSsmTreeParser pimSsmTreeParser = new PimSsmTreeParser();
36 this.handlers.registerParser(TunnelType.PIM_SSM_TREE.getIntValue(), pimSsmTreeParser);
37 this.handlers.registerSerializer(TunnelType.PIM_SSM_TREE.getClazz(), pimSsmTreeParser);
39 final PimSmTreeParser pimSmTreeParser = new PimSmTreeParser();
40 this.handlers.registerParser(TunnelType.PIM_SM_TREE.getIntValue(), pimSmTreeParser);
41 this.handlers.registerSerializer(TunnelType.PIM_SM_TREE.getClazz(), pimSmTreeParser);
43 final BidirPimTreeParser bidirPimTreeParser = new BidirPimTreeParser();
44 this.handlers.registerParser(TunnelType.BIDIR_PIM_TREE.getIntValue(), bidirPimTreeParser);
45 this.handlers.registerSerializer(TunnelType.BIDIR_PIM_TREE.getClazz(), bidirPimTreeParser);
47 final IngressReplicationParser ingressReplicationParser = new IngressReplicationParser();
48 this.handlers.registerParser(TunnelType.INGRESS_REPLICATION.getIntValue(), ingressReplicationParser);
49 this.handlers.registerSerializer(TunnelType.INGRESS_REPLICATION.getClazz(), ingressReplicationParser);
51 final MldpMp2mpLspParser mldpMp2mpLspParser = new MldpMp2mpLspParser();
52 this.handlers.registerParser(TunnelType.M_LDP_MP_2_MP_LSP.getIntValue(), mldpMp2mpLspParser);
53 this.handlers.registerSerializer(TunnelType.M_LDP_MP_2_MP_LSP.getClazz(), mldpMp2mpLspParser);
56 public TunnelIdentifier parse(final int tunnelType, final ByteBuf buffer) {
57 final TunnelIdentifierParser parser = this.handlers.getParser(tunnelType);
58 if (!buffer.isReadable() || parser == null) {
59 LOG.debug(SKIP_PARSE, tunnelType);
62 return parser.parse(buffer);
65 public int serialize(final TunnelIdentifier tunnel, final ByteBuf tunnelBuffer) {
67 LOG.debug(SKIP_SERIALIZATION);
68 return NO_TUNNEL_INFORMATION_PRESENT;
70 final TunnelIdentifierSerializer serializer = this.handlers.getSerializer(tunnel.getImplementedInterface());
71 if (serializer == null) {
72 LOG.debug(SKIP_SERIALIZATION, tunnel);
73 return NO_TUNNEL_INFORMATION_PRESENT;
75 return serializer.serialize(tunnel, tunnelBuffer);