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.object;
10 import static com.google.common.base.Preconditions.checkArgument;
12 import io.netty.buffer.ByteBuf;
13 import io.netty.buffer.Unpooled;
14 import java.util.List;
15 import org.opendaylight.protocol.pcep.spi.AbstractObjectWithTlvsParser;
16 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
17 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
18 import org.opendaylight.protocol.pcep.spi.TlvRegistry;
19 import org.opendaylight.protocol.pcep.spi.VendorInformationTlvRegistry;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.Object;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.ObjectHeader;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.gc.object.Gc;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.gc.object.GcBuilder;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.gc.object.gc.Tlvs;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.gc.object.gc.TlvsBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.vendor.information.tlvs.VendorInformationTlv;
27 import org.opendaylight.yangtools.yang.common.netty.ByteBufUtils;
30 * Parser for {@link Gc}.
32 public class PCEPGlobalConstraintsObjectParser extends AbstractObjectWithTlvsParser<TlvsBuilder> {
33 private static final int CLASS = 24;
34 private static final int TYPE = 1;
36 public PCEPGlobalConstraintsObjectParser(final TlvRegistry tlvReg, final VendorInformationTlvRegistry viTlvReg) {
37 super(tlvReg, viTlvReg, CLASS, TYPE);
41 public Gc parseObject(final ObjectHeader header, final ByteBuf bytes) throws PCEPDeserializerException {
42 checkArgument(bytes != null && bytes.isReadable(), "Array of bytes is mandatory. Cannot be null or empty.");
43 final GcBuilder builder = new GcBuilder()
44 .setIgnore(header.isIgnore())
45 .setProcessingRule(header.isProcessingRule())
46 .setMaxHop(ByteBufUtils.readUint8(bytes))
47 .setMaxUtilization(ByteBufUtils.readUint8(bytes))
48 .setMinUtilization(ByteBufUtils.readUint8(bytes))
49 .setOverBookingFactor(ByteBufUtils.readUint8(bytes));
50 final TlvsBuilder tlvsBuilder = new TlvsBuilder();
51 parseTlvs(tlvsBuilder, bytes.slice());
52 return builder.setTlvs(tlvsBuilder.build()).build();
56 public void serializeObject(final Object object, final ByteBuf buffer) {
57 checkArgument(object instanceof Gc, "Wrong instance of PCEPObject. Passed %s. Needed GcObject.",
59 final Gc specObj = (Gc) object;
60 final ByteBuf body = Unpooled.buffer();
61 ByteBufUtils.writeOrZero(body, specObj.getMaxHop());
62 ByteBufUtils.writeOrZero(body, specObj.getMaxUtilization());
63 ByteBufUtils.writeOrZero(body, specObj.getMinUtilization());
64 ByteBufUtils.writeOrZero(body, specObj.getOverBookingFactor());
65 serializeTlvs(specObj.getTlvs(), body);
66 ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), body, buffer);
69 public void serializeTlvs(final Tlvs tlvs, final ByteBuf body) {
71 serializeVendorInformationTlvs(tlvs.getVendorInformationTlv(), body);
76 protected final void addVendorInformationTlvs(final TlvsBuilder builder, final List<VendorInformationTlv> tlvs) {
77 if (!tlvs.isEmpty()) {
78 builder.setVendorInformationTlv(tlvs);