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.pcep.impl.tlv;
10 import org.opendaylight.protocol.concepts.Ipv6Util;
11 import org.opendaylight.protocol.pcep.PCEPDeserializerException;
12 import org.opendaylight.protocol.pcep.spi.TlvParser;
13 import org.opendaylight.protocol.util.ByteArray;
14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.LspIdentifiersTlv;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.identifiers.tlv.AddressFamily;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.identifiers.tlv.address.family.Ipv6Builder;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.object.tlvs.LspIdentifiersBuilder;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.Ipv6ExtendedTunnelId;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.LspId;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.TunnelId;
23 * Parser for {@link LspIdentifiersTlv}
25 public class LSPIdentifierIPv6TlvParser implements TlvParser {
27 public static final int TYPE = 19;
29 private static final int IP_F_LENGTH = 16;
30 private static final int LSP_ID_F_LENGTH = 2;
31 private static final int TUNNEL_ID_F_LENGTH = 2;
32 private static final int EX_TUNNEL_ID_F_LENGTH = 16;
35 public LspIdentifiersTlv parseTlv(final byte[] valueBytes) throws PCEPDeserializerException {
37 if (valueBytes == null || valueBytes.length == 0)
38 throw new IllegalArgumentException("Value bytes array is mandatory. Can't be null or empty.");
40 final AddressFamily afi = new Ipv6Builder().setIpv6TunnelSenderAddress(
41 Ipv6Util.addressForBytes(ByteArray.subByte(valueBytes, position, IP_F_LENGTH))).setIpv6ExtendedTunnelId(
42 new Ipv6ExtendedTunnelId(Ipv6Util.addressForBytes(ByteArray.subByte(valueBytes, position += IP_F_LENGTH,
43 EX_TUNNEL_ID_F_LENGTH)))).build();
45 return new LspIdentifiersBuilder().setAddressFamily(afi).setLspId(
46 new LspId(ByteArray.bytesToLong(ByteArray.subByte(valueBytes, position += EX_TUNNEL_ID_F_LENGTH, LSP_ID_F_LENGTH)))).setTunnelId(
47 new TunnelId(ByteArray.bytesToInt(ByteArray.subByte(valueBytes, position += LSP_ID_F_LENGTH, TUNNEL_ID_F_LENGTH)))).build();
50 public int getType() {