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.PCEPDocumentedException;
12 import org.opendaylight.protocol.pcep.spi.AbstractObjectParser;
13 import org.opendaylight.protocol.pcep.spi.SubobjectHandlerRegistry;
14 import org.opendaylight.protocol.pcep.spi.TlvHandlerRegistry;
15 import org.opendaylight.protocol.util.ByteArray;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ieee754.rev130819.Float32;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.LoadBalancingObject;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Tlv;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcreq.message.pcreq.message.requests.segment.computation.p2p.LoadBalancingBuilder;
24 * Parser for {@link org.opendaylight.protocol.pcep.object.PCEPLoadBalancingObject PCEPLoadBalancingObject}
26 public class PCEPLoadBalancingObjectParser extends AbstractObjectParser<LoadBalancingBuilder> {
28 public static final int CLASS = 14;
30 public static final int TYPE = 1;
32 public static final int FLAGS_F_LENGTH = 1;
33 public static final int MAX_LSP_F_LENGTH = 1;
34 public static final int MIN_BAND_F_LENGTH = 4;
36 public static final int FLAGS_F_OFFSET = 2;
37 public static final int MAX_LSP_F_OFFSET = FLAGS_F_OFFSET + FLAGS_F_LENGTH;
38 public static final int MIN_BAND_F_OFFSET = MAX_LSP_F_OFFSET + MAX_LSP_F_LENGTH;
40 public static final int SIZE = MIN_BAND_F_OFFSET + MIN_BAND_F_LENGTH;
42 public PCEPLoadBalancingObjectParser(final SubobjectHandlerRegistry subobjReg, final TlvHandlerRegistry tlvReg) {
43 super(subobjReg, tlvReg);
47 public LoadBalancingObject parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException,
48 PCEPDocumentedException {
49 if (bytes == null || bytes.length == 0) {
50 throw new IllegalArgumentException("Byte array is mandatory. Can't be null or empty.");
53 if (bytes.length != SIZE) {
54 throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + bytes.length + "; Expected: " + SIZE + ".");
57 final LoadBalancingBuilder builder = new LoadBalancingBuilder();
59 builder.setIgnore(header.isIgnore());
60 builder.setProcessingRule(header.isProcessingRule());
62 builder.setMaxLsp((short) (bytes[MAX_LSP_F_OFFSET] & 0xFF));
63 builder.setMinBandwidth(new Float32(ByteArray.subByte(bytes, MIN_BAND_F_OFFSET, MIN_BAND_F_LENGTH)));
65 return builder.build();
69 public void addTlv(final LoadBalancingBuilder builder, final Tlv tlv) {
74 public byte[] serializeObject(final Object object) {
75 if (!(object instanceof LoadBalancingObject)) {
76 throw new IllegalArgumentException("Wrong instance of PCEPObject. Passed " + object.getClass()
77 + ". Needed LoadBalancingObject.");
80 final LoadBalancingObject specObj = (LoadBalancingObject) object;
82 final byte[] retBytes = new byte[SIZE];
84 retBytes[MAX_LSP_F_OFFSET] = ByteArray.shortToBytes(specObj.getMaxLsp())[1];
85 ByteArray.copyWhole(specObj.getMinBandwidth().getValue(), retBytes, MIN_BAND_F_OFFSET);
91 public int getObjectType() {
96 public int getObjectClass() {