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 static org.opendaylight.protocol.util.ByteBufWriteUtil.writeUnsignedByte;
12 import com.google.common.base.Preconditions;
13 import io.netty.buffer.ByteBuf;
14 import io.netty.buffer.Unpooled;
15 import java.util.List;
16 import org.opendaylight.protocol.pcep.spi.AbstractObjectWithTlvsParser;
17 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
18 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
19 import org.opendaylight.protocol.pcep.spi.TlvRegistry;
20 import org.opendaylight.protocol.pcep.spi.VendorInformationTlvRegistry;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.CClose;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.CCloseBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.c.close.Tlvs;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.c.close.TlvsBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vendor.information.tlvs.VendorInformationTlv;
30 * Parser for {@link org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.close.object.CClose PCEPCloseObject}
32 public class PCEPCloseObjectParser extends AbstractObjectWithTlvsParser<TlvsBuilder> {
34 public static final int CLASS = 15;
36 public static final int TYPE = 1;
39 * lengths of fields in bytes
41 private static final int RESERVED = 2;
42 private static final int FLAGS_F_LENGTH = 1;
44 public PCEPCloseObjectParser(final TlvRegistry tlvReg, final VendorInformationTlvRegistry viTlvReg) {
45 super(tlvReg, viTlvReg);
50 public CClose parseObject(final ObjectHeader header, final ByteBuf bytes) throws PCEPDeserializerException {
51 Preconditions.checkArgument(bytes != null && bytes.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
52 final CCloseBuilder builder = new CCloseBuilder();
53 builder.setIgnore(header.isIgnore());
54 builder.setProcessingRule(header.isProcessingRule());
55 bytes.skipBytes(FLAGS_F_LENGTH + RESERVED);
56 builder.setReason(bytes.readUnsignedByte());
57 final TlvsBuilder tlvsBuilder = new TlvsBuilder();
58 parseTlvs(tlvsBuilder, bytes.slice());
59 builder.setTlvs(tlvsBuilder.build());
60 return builder.build();
64 public void serializeObject(final Object object, final ByteBuf buffer) {
65 Preconditions.checkArgument(object instanceof CClose, "Wrong instance of PCEPObject. Passed %s. Needed CCloseObject.", object.getClass());
66 final CClose obj = (CClose) object;
67 final ByteBuf body = Unpooled.buffer();
68 body.writeZero(RESERVED + FLAGS_F_LENGTH);
69 Preconditions.checkArgument(obj.getReason() != null, "Reason is mandatory.");
70 writeUnsignedByte(obj.getReason(), body);
71 serializeTlvs(obj.getTlvs(), body);
72 ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), body, buffer);
75 public void serializeTlvs(final Tlvs tlvs, final ByteBuf body) {
79 serializeVendorInformationTlvs(tlvs.getVendorInformationTlv(), body);
84 protected final void addVendorInformationTlvs(final TlvsBuilder builder, final List<VendorInformationTlv> tlvs) {
85 if (!tlvs.isEmpty()) {
86 builder.setVendorInformationTlv(tlvs);