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.XROSubobjectParser;
12 import org.opendaylight.protocol.pcep.spi.XROSubobjectSerializer;
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.exclude.route.object.Subobjects;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.exclude.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;
21 * Parser for {@link AsNumberSubobject}
24 public class XROAsNumberSubobjectParser implements XROSubobjectParser, XROSubobjectSerializer {
26 public static final int TYPE = 32;
28 public static final int AS_NUMBER_LENGTH = 2;
30 public static final int AS_NUMBER_OFFSET = 0;
32 public static final int CONTENT_LENGTH = AS_NUMBER_LENGTH + AS_NUMBER_OFFSET;
35 public Subobjects parseSubobject(final byte[] buffer, final boolean mandatory) throws PCEPDeserializerException {
36 if (buffer == null || buffer.length == 0)
37 throw new IllegalArgumentException("Array of bytes is mandatory. Can't be null or empty.");
38 if (buffer.length != CONTENT_LENGTH)
39 throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + buffer.length + "; Expected: "
40 + CONTENT_LENGTH + ".");
42 return new SubobjectsBuilder().setMandatory(mandatory).setSubobjectType(
43 new AsNumberBuilder().setAsNumber(new AsNumber(ByteArray.bytesToLong(buffer))).build()).build();
47 public byte[] serializeSubobject(final Subobjects subobject) {
48 if (!(subobject.getSubobjectType() instanceof AsNumberSubobject))
49 throw new IllegalArgumentException("Unknown PCEPXROSubobject instance. Passed " + subobject.getSubobjectType().getClass()
50 + ". Needed AsNumberSubobject.");
52 final byte[] retBytes = new byte[CONTENT_LENGTH];
54 final AsNumberSubobject obj = (AsNumberSubobject) subobject.getSubobjectType();
56 System.arraycopy(ByteArray.longToBytes(obj.getAsNumber().getValue()), Long.SIZE / Byte.SIZE - AS_NUMBER_LENGTH, retBytes,
57 AS_NUMBER_OFFSET, AS_NUMBER_LENGTH);
63 public int getType() {