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.subobject;
10 import org.opendaylight.protocol.pcep.PCEPDeserializerException;
11 import org.opendaylight.protocol.pcep.spi.RROSubobjectParser;
12 import org.opendaylight.protocol.pcep.spi.RROSubobjectSerializer;
13 import org.opendaylight.protocol.util.ByteArray;
14 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.reported.route.object.Subobjects;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.reported.route.object.SubobjectsBuilder;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.AsNumberSubobject;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.basic.explicit.route.subobjects.subobject.type.AsNumberBuilder;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.record.route.subobjects.SubobjectType;
22 * Parser for {@link org.opendaylight.protocol.pcep.subobject.RROAsNumberSubobject RROAsNumberSubobject}
25 public class RROAsNumberSubobjectParser implements RROSubobjectParser, RROSubobjectSerializer {
27 public static final int TYPE = 32;
29 public static final int AS_NUMBER_LENGTH = 2;
31 public static final int AS_NUMBER_OFFSET = 0;
33 public static final int CONTENT_LENGTH = AS_NUMBER_LENGTH + AS_NUMBER_OFFSET;
36 public Subobjects parseSubobject(final byte[] buffer) throws PCEPDeserializerException {
37 if (buffer == null || buffer.length == 0)
38 throw new IllegalArgumentException("Array of bytes is mandatory. Can't be null or empty.");
39 if (buffer.length != CONTENT_LENGTH)
40 throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + buffer.length + "; Expected: "
41 + CONTENT_LENGTH + ".");
43 return new SubobjectsBuilder().setSubobjectType(
44 (SubobjectType) new AsNumberBuilder().setAsNumber(new AsNumber(ByteArray.bytesToLong(buffer))).build()).build();
48 public byte[] serializeSubobject(final Subobjects subobject) {
49 if (!(subobject.getSubobjectType() instanceof AsNumberSubobject))
50 throw new IllegalArgumentException("Unknown ReportedRouteSubobject instance. Passed " + subobject.getSubobjectType().getClass()
51 + ". Needed AsNumberSubobject.");
53 final byte[] retBytes = new byte[CONTENT_LENGTH];
55 final AsNumberSubobject obj = (AsNumberSubobject) subobject.getSubobjectType();
57 System.arraycopy(ByteArray.longToBytes(obj.getAsNumber().getValue()), Long.SIZE / Byte.SIZE - AS_NUMBER_LENGTH, retBytes,
58 AS_NUMBER_OFFSET, AS_NUMBER_LENGTH);
64 public int getType() {