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.object;
10 import com.google.common.base.Preconditions;
11 import io.netty.buffer.ByteBuf;
12 import io.netty.buffer.Unpooled;
13 import org.opendaylight.protocol.pcep.spi.AbstractObjectWithTlvsParser;
14 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
15 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
16 import org.opendaylight.protocol.pcep.spi.PCEPErrors;
17 import org.opendaylight.protocol.pcep.spi.TlvRegistry;
18 import org.opendaylight.protocol.pcep.spi.UnknownObject;
19 import org.opendaylight.protocol.util.ByteArray;
20 import org.opendaylight.protocol.util.Ipv6Util;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.AddressFamily;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.Ipv6Case;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.Ipv6CaseBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.ipv6._case.Ipv6Builder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.object.EndpointsObj;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.object.EndpointsObjBuilder;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
33 * Parser for IPv6 {@link EndpointsObj}
35 public class PCEPEndPointsIpv6ObjectParser extends AbstractObjectWithTlvsParser<EndpointsObjBuilder> {
37 private static final Logger LOG = LoggerFactory.getLogger(PCEPEndPointsIpv6ObjectParser.class);
39 public static final int CLASS = 4;
41 public static final int TYPE = 2;
43 public PCEPEndPointsIpv6ObjectParser(final TlvRegistry tlvReg) {
48 public Object parseObject(final ObjectHeader header, final ByteBuf bytes) throws PCEPDeserializerException {
49 Preconditions.checkArgument(bytes != null && bytes.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
50 final EndpointsObjBuilder builder = new EndpointsObjBuilder();
51 if (!header.isProcessingRule()) {
52 LOG.debug("Processed bit not set on Endpoints OBJECT, ignoring it.");
53 return new UnknownObject(PCEPErrors.P_FLAG_NOT_SET, builder.build());
55 if (bytes.readableBytes() != Ipv6Util.IPV6_LENGTH * 2) {
56 throw new PCEPDeserializerException("Wrong length of array of bytes.");
58 builder.setIgnore(header.isIgnore());
59 builder.setProcessingRule(header.isProcessingRule());
60 final Ipv6Builder b = new Ipv6Builder();
61 b.setSourceIpv6Address(Ipv6Util.addressForBytes(ByteArray.readBytes(bytes, Ipv6Util.IPV6_LENGTH)));
62 b.setDestinationIpv6Address((Ipv6Util.addressForBytes(ByteArray.readBytes(bytes, Ipv6Util.IPV6_LENGTH))));
63 builder.setAddressFamily(new Ipv6CaseBuilder().setIpv6(b.build()).build());
64 return builder.build();
68 public void serializeObject(final Object object, final ByteBuf buffer) {
69 Preconditions.checkArgument(object instanceof EndpointsObj, "Wrong instance of PCEPObject. Passed %s. Needed EndpointsObject.", object.getClass());
70 final EndpointsObj ePObj = (EndpointsObj) object;
71 final AddressFamily afi = ePObj.getAddressFamily();
72 Preconditions.checkArgument(afi instanceof Ipv6Case, "Wrong instance of NetworkAddress. Passed %s. Needed IPv6", afi.getClass());
73 final ByteBuf body = Unpooled.buffer(Ipv6Util.IPV6_LENGTH + Ipv6Util.IPV6_LENGTH);
74 body.writeBytes(Ipv6Util.bytesForAddress((((Ipv6Case) afi).getIpv6()).getSourceIpv6Address()));
75 body.writeBytes(Ipv6Util.bytesForAddress((((Ipv6Case) afi).getIpv6()).getDestinationIpv6Address()));
76 ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), body, buffer);