2 * Copyright (c) 2014 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 com.google.common.base.Preconditions;
11 import io.netty.buffer.ByteBuf;
12 import io.netty.buffer.Unpooled;
13 import org.opendaylight.protocol.pcep.spi.CommonObjectParser;
14 import org.opendaylight.protocol.pcep.spi.ObjectSerializer;
15 import org.opendaylight.protocol.pcep.spi.ObjectUtil;
16 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
17 import org.opendaylight.protocol.util.ByteBufWriteUtil;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.Object;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.ObjectHeader;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.overload.object.Overload;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.overload.object.OverloadBuilder;
22 import org.opendaylight.yangtools.yang.common.netty.ByteBufUtils;
24 public class PCEPOverloadObjectParser extends CommonObjectParser implements ObjectSerializer {
25 private static final int CLASS = 27;
26 private static final int TYPE = 1;
27 private static final int RESERVED = 1;
28 private static final int FLAGS = RESERVED;
29 private static final int BODY_SIZE = RESERVED + FLAGS + Short.BYTES;
31 public PCEPOverloadObjectParser() {
36 public void serializeObject(final Object object, final ByteBuf buffer) {
37 Preconditions.checkArgument(object instanceof Overload,
38 "Wrong instance of PCEPObject. Passed %s. Needed OverloadObject.", object.getClass());
39 final Overload overload = (Overload) object;
40 final ByteBuf body = Unpooled.buffer(BODY_SIZE);
41 body.writeZero(RESERVED + FLAGS);
42 ByteBufWriteUtil.writeUnsignedShort(overload.getDuration(), body);
43 ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), body, buffer);
47 public Object parseObject(final ObjectHeader header, final ByteBuf buffer) throws PCEPDeserializerException {
48 Preconditions.checkArgument(buffer != null && buffer.isReadable(),
49 "Array of bytes is mandatory. Can't be null or empty.");
50 final OverloadBuilder builder = new OverloadBuilder();
51 buffer.readBytes(RESERVED + FLAGS);
52 builder.setDuration(ByteBufUtils.readUint16(buffer));
53 return builder.build();