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 static org.opendaylight.protocol.util.ByteBufWriteUtil.writeIpv6Address;
12 import com.google.common.base.Preconditions;
13 import io.netty.buffer.ByteBuf;
14 import io.netty.buffer.Unpooled;
15 import org.opendaylight.protocol.pcep.spi.ObjectParser;
16 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
17 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
18 import org.opendaylight.protocol.pcep.spi.PCEPErrors;
19 import org.opendaylight.protocol.pcep.spi.UnknownObject;
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.Ipv6;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.ipv6._case.Ipv6Builder;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.object.EndpointsObj;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.object.EndpointsObjBuilder;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
34 * Parser for IPv6 {@link EndpointsObj}
36 public class PCEPEndPointsIpv6ObjectParser implements ObjectParser {
38 private static final Logger LOG = LoggerFactory.getLogger(PCEPEndPointsIpv6ObjectParser.class);
40 public static final int CLASS = 4;
42 public static final int TYPE = 2;
45 public Object parseObject(final ObjectHeader header, final ByteBuf bytes) throws PCEPDeserializerException {
46 Preconditions.checkArgument(bytes != null && bytes.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
47 final EndpointsObjBuilder builder = new EndpointsObjBuilder();
48 if (!header.isProcessingRule()) {
49 LOG.debug("Processed bit not set on Endpoints OBJECT, ignoring it.");
50 return new UnknownObject(PCEPErrors.P_FLAG_NOT_SET, builder.build());
52 if (bytes.readableBytes() != Ipv6Util.IPV6_LENGTH * 2) {
53 throw new PCEPDeserializerException("Wrong length of array of bytes.");
55 builder.setIgnore(header.isIgnore());
56 builder.setProcessingRule(header.isProcessingRule());
57 final Ipv6Builder b = new Ipv6Builder();
58 b.setSourceIpv6Address(Ipv6Util.addressForByteBuf(bytes));
59 b.setDestinationIpv6Address(Ipv6Util.addressForByteBuf(bytes));
60 builder.setAddressFamily(new Ipv6CaseBuilder().setIpv6(b.build()).build());
61 return builder.build();
64 public static void serializeObject(final Object object, final ByteBuf buffer) {
65 Preconditions.checkArgument(object instanceof EndpointsObj, "Wrong instance of PCEPObject. Passed %s. Needed EndpointsObject.", object.getClass());
66 final EndpointsObj ePObj = (EndpointsObj) object;
67 final AddressFamily afi = ePObj.getAddressFamily();
68 Preconditions.checkArgument(afi instanceof Ipv6Case, "Wrong instance of NetworkAddress. Passed %s. Needed IPv6", afi.getClass());
69 final ByteBuf body = Unpooled.buffer(Ipv6Util.IPV6_LENGTH + Ipv6Util.IPV6_LENGTH);
70 final Ipv6 ipv6 = ((Ipv6Case) afi).getIpv6();
71 Preconditions.checkArgument(ipv6.getSourceIpv6Address() != null, "SourceIpv6Address is mandatory.");
72 writeIpv6Address(ipv6.getSourceIpv6Address(), body);
73 Preconditions.checkArgument(ipv6.getDestinationIpv6Address() != null, "DestinationIpv6Address is mandatory.");
74 writeIpv6Address(ipv6.getDestinationIpv6Address(), body);
75 ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), body, buffer);