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.ero;
10 import static com.google.common.base.Preconditions.checkArgument;
11 import static org.opendaylight.protocol.rsvp.parser.spi.subobjects.PathKeyUtils.parsePathKey;
12 import static org.opendaylight.protocol.rsvp.parser.spi.subobjects.PathKeyUtils.serializePathKey;
14 import io.netty.buffer.ByteBuf;
15 import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectParser;
16 import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectSerializer;
17 import org.opendaylight.protocol.rsvp.parser.spi.EROSubobjectUtil;
18 import org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.list.SubobjectContainer;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.list.SubobjectContainerBuilder;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.PathKeyCase;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.PathKeyCaseBuilder;
25 * Parser for {PathKey}.
27 public class EROPathKey32SubobjectParser implements EROSubobjectParser, EROSubobjectSerializer {
28 public static final int TYPE = 64;
30 private static final int PCE_ID_F_LENGTH = 4;
31 private static final int CONTENT_LENGTH = 2 + PCE_ID_F_LENGTH;
34 public SubobjectContainer parseSubobject(final ByteBuf buffer, final boolean loose) throws RSVPParsingException {
35 checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
36 if (buffer.readableBytes() != CONTENT_LENGTH) {
37 throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; "
38 + "Expected: >" + CONTENT_LENGTH + ".");
41 final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
42 builder.setLoose(loose);
43 builder.setSubobjectType(new PathKeyCaseBuilder().setPathKey(parsePathKey(PCE_ID_F_LENGTH, buffer)).build());
44 return builder.build();
48 public void serializeSubobject(final SubobjectContainer subobject, final ByteBuf buffer) {
49 checkArgument(subobject.getSubobjectType() instanceof PathKeyCase,
50 "Unknown subobject instance.Passed %s. Needed PathKey.", subobject.getSubobjectType().getClass());
51 final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route
52 .subobjects.subobject.type.path.key._case.PathKey pk = ((PathKeyCase) subobject.getSubobjectType())
54 final ByteBuf body = serializePathKey(pk);
55 if (pk.getPceId().getValue().length == PCE_ID_F_LENGTH) {
56 EROSubobjectUtil.formatSubobject(TYPE, subobject.isLoose(), body, buffer);
57 } else if (pk.getPceId().getValue().length == EROPathKey128SubobjectParser.PCE128_ID_F_LENGTH) {
58 EROSubobjectUtil.formatSubobject(EROPathKey128SubobjectParser.TYPE, subobject.isLoose(), body, buffer);