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.spi.AbstractObjectWithTlvsParser;
11 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
12 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
13 import org.opendaylight.protocol.pcep.spi.PCEPErrors;
14 import org.opendaylight.protocol.pcep.spi.TlvRegistry;
15 import org.opendaylight.protocol.pcep.spi.UnknownObject;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.classtype.object.ClassType;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.classtype.object.ClassTypeBuilder;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
23 import com.google.common.primitives.UnsignedBytes;
26 * Parser for {@link ClassType}
28 public class PCEPClassTypeObjectParser extends AbstractObjectWithTlvsParser<ClassTypeBuilder> {
29 private static final Logger LOG = LoggerFactory.getLogger(PCEPClassTypeObjectParser.class);
31 public static final int CLASS = 22;
33 public static final int TYPE = 1;
36 * Length of Class Type field in bits.
38 private static final int CT_F_LENGTH = 3;
41 * Reserved field bit length.
43 private static final int RESERVED = 29;
46 * Size of the object in bytes.
48 private static final int SIZE = (RESERVED + CT_F_LENGTH) / 8;
50 public PCEPClassTypeObjectParser(final TlvRegistry tlvReg) {
55 public Object parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException {
57 throw new IllegalArgumentException("Byte array is mandatory.");
59 if (bytes.length != SIZE) {
60 throw new PCEPDeserializerException("Size of byte array doesn't match defined size. Expected: " + SIZE + "; Passed: "
63 if (!header.isProcessingRule()) {
64 // LOG.debug("Processed bit not set on CLASS TYPE OBJECT, ignoring it");
67 final ClassTypeBuilder builder = new ClassTypeBuilder();
69 builder.setIgnore(header.isIgnore());
70 builder.setProcessingRule(header.isProcessingRule());
72 final short ct = (short) UnsignedBytes.toInt(bytes[SIZE - 1]);
73 builder.setClassType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ClassType(ct));
75 final Object obj = builder.build();
76 if (ct < 0 || ct > 8) {
77 LOG.debug("Invalid class type {}", ct);
78 return new UnknownObject(PCEPErrors.INVALID_CT, obj);
84 public byte[] serializeObject(final Object object) {
85 if (!(object instanceof ClassType)) {
86 throw new IllegalArgumentException("Wrong instance of PCEPObject. Passed " + object.getClass() + ". Needed ClasstypeObject.");
88 final byte[] retBytes = new byte[SIZE];
89 retBytes[SIZE - 1] = UnsignedBytes.checkedCast(((ClassType) object).getClassType().getValue());
90 return ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), retBytes);