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.parser.subobject;
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.LabelParser;
14 import org.opendaylight.protocol.pcep.spi.LabelSerializer;
15 import org.opendaylight.protocol.pcep.spi.LabelUtil;
16 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
17 import org.opendaylight.protocol.util.ByteArray;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.label.subobject.LabelType;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.label.subobject.label.type.GeneralizedLabelCase;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.label.subobject.label.type.GeneralizedLabelCaseBuilder;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.label.subobject.label.type.generalized.label._case.GeneralizedLabel;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.label.subobject.label.type.generalized.label._case.GeneralizedLabelBuilder;
25 * Parser for {@link GeneralizedLabelCase}.
27 public class GeneralizedLabelParser implements LabelParser, LabelSerializer {
29 public static final int CTYPE = 2;
32 public LabelType parseLabel(final ByteBuf buffer) throws PCEPDeserializerException {
33 Preconditions.checkArgument(buffer != null && buffer.isReadable(),
34 "Array of bytes is mandatory. Can't be null or empty.");
35 return new GeneralizedLabelCaseBuilder()
37 new GeneralizedLabelBuilder().setGeneralizedLabel(ByteArray.readAllBytes(buffer)).build())
42 public void serializeLabel(final boolean unidirectional, final boolean global, final LabelType subobject,
43 final ByteBuf buffer) {
44 Preconditions.checkArgument(subobject instanceof GeneralizedLabelCase,
45 "Unknown Label Subobject instance. Passed {}. Needed GeneralizedLabelCase.", subobject.getClass());
46 final GeneralizedLabel gl = ((GeneralizedLabelCase) subobject).getGeneralizedLabel();
47 Preconditions.checkArgument(gl != null, "GeneralizedLabel is mandatory.");
48 final ByteBuf body = Unpooled.wrappedBuffer(gl.getGeneralizedLabel());
49 LabelUtil.formatLabel(CTYPE, unidirectional, global, body, buffer);