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 org.opendaylight.protocol.pcep.PCEPDeserializerException;
11 import org.opendaylight.protocol.pcep.spi.TlvHandlerRegistry;
12 import org.opendaylight.protocol.util.ByteArray;
13 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.nps.concepts.rev130930.Bandwidth;
14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Tlv;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.load.balancing.object.LoadBalancing;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.load.balancing.object.LoadBalancingBuilder;
20 import com.google.common.primitives.UnsignedBytes;
23 * Parser for {@link LoadBalancing}
25 public class PCEPLoadBalancingObjectParser extends AbstractObjectWithTlvsParser<LoadBalancingBuilder> {
27 public static final int CLASS = 14;
29 public static final int TYPE = 1;
31 private static final int FLAGS_F_LENGTH = 1;
32 private static final int MAX_LSP_F_LENGTH = 1;
33 private static final int MIN_BAND_F_LENGTH = 4;
35 private static final int FLAGS_F_OFFSET = 2;
36 private static final int MAX_LSP_F_OFFSET = FLAGS_F_OFFSET + FLAGS_F_LENGTH;
37 private static final int MIN_BAND_F_OFFSET = MAX_LSP_F_OFFSET + MAX_LSP_F_LENGTH;
39 private static final int SIZE = MIN_BAND_F_OFFSET + MIN_BAND_F_LENGTH;
41 public PCEPLoadBalancingObjectParser(final TlvHandlerRegistry tlvReg) {
46 public LoadBalancing parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException {
47 if (bytes == null || bytes.length == 0) {
48 throw new IllegalArgumentException("Byte array is mandatory. Can't be null or empty.");
50 if (bytes.length != SIZE) {
51 throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + bytes.length + "; Expected: " + SIZE + ".");
53 final LoadBalancingBuilder builder = new LoadBalancingBuilder();
54 builder.setIgnore(header.isIgnore());
55 builder.setProcessingRule(header.isProcessingRule());
56 builder.setMaxLsp((short) UnsignedBytes.toInt(bytes[MAX_LSP_F_OFFSET]));
57 builder.setMinBandwidth(new Bandwidth(ByteArray.subByte(bytes, MIN_BAND_F_OFFSET, MIN_BAND_F_LENGTH)));
58 return builder.build();
62 public void addTlv(final LoadBalancingBuilder builder, final Tlv tlv) {
67 public byte[] serializeObject(final Object object) {
68 if (!(object instanceof LoadBalancing)) {
69 throw new IllegalArgumentException("Wrong instance of PCEPObject. Passed " + object.getClass()
70 + ". Needed LoadBalancingObject.");
72 final LoadBalancing specObj = (LoadBalancing) object;
73 final byte[] retBytes = new byte[SIZE];
74 retBytes[MAX_LSP_F_OFFSET] = UnsignedBytes.checkedCast(specObj.getMaxLsp());
75 ByteArray.copyWhole(specObj.getMinBandwidth().getValue(), retBytes, MIN_BAND_F_OFFSET);
80 public int getObjectType() {
85 public int getObjectClass() {