2 * Copyright (c) 2015 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.rsvp.parser.impl.subobject.rro;
10 import static com.google.common.base.Preconditions.checkArgument;
12 import io.netty.buffer.ByteBuf;
13 import org.opendaylight.protocol.rsvp.parser.spi.RROSubobjectParser;
14 import org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException;
15 import org.opendaylight.protocol.rsvp.parser.spi.subobjects.PathKeyUtils;
16 import org.opendaylight.protocol.util.ByteArray;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PathKey;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PceId;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.list.SubobjectContainer;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.list.SubobjectContainerBuilder;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.subobject.type.PathKeyCase;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.subobject.type.PathKeyCaseBuilder;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.subobject.type.path.key._case.PathKeyBuilder;
24 import org.opendaylight.yangtools.yang.common.netty.ByteBufUtils;
26 public class RROPathKey128SubobjectParser implements RROSubobjectParser {
27 public static final int TYPE = 65;
29 protected static final int PCE128_ID_F_LENGTH = 16;
31 private static final int PK_F_LENGTH = 2;
32 private static final int PK_F_OFFSET = 0;
33 private static final int PCE_ID_F_OFFSET = PK_F_OFFSET + PK_F_LENGTH;
34 private static final int CONTENT128_LENGTH = PCE_ID_F_OFFSET + PCE128_ID_F_LENGTH;
36 public static void serializeSubobject(final SubobjectContainer subobject, final ByteBuf buffer) {
37 final PathKeyCase pkcase = (PathKeyCase) subobject.getSubobjectType();
38 RROSubobjectUtil.formatSubobject(TYPE, PathKeyUtils.serializePathKey(pkcase.getPathKey()), buffer);
42 public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
43 checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
44 if (buffer.readableBytes() != CONTENT128_LENGTH) {
45 throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; "
46 + "Expected: >" + CONTENT128_LENGTH + ".");
48 return new SubobjectContainerBuilder()
49 .setSubobjectType(new PathKeyCaseBuilder()
50 .setPathKey(new PathKeyBuilder()
51 .setPathKey(new PathKey(ByteBufUtils.readUint16(buffer)))
52 .setPceId(new PceId(ByteArray.readBytes(buffer, PCE128_ID_F_LENGTH)))