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.SubobjectParser;
12 import org.opendaylight.protocol.pcep.spi.SubobjectSerializer;
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.rsvp.rev130820.AsNumberSubobject;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.CSubobject;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.route.subobjects.subobject.type.AsNumberBuilder;
20 * Parser for {@link AsNumberSubobject}
23 public class EROAsNumberSubobjectParser implements SubobjectParser, SubobjectSerializer {
25 public static final int TYPE = 32;
27 public static final int AS_NUMBER_LENGTH = 4;
29 public static final int AS_NUMBER_OFFSET = 0;
31 public static final int CONTENT_LENGTH = AS_NUMBER_LENGTH + AS_NUMBER_OFFSET;
33 public AsNumberSubobject parseSubobject(byte[] buffer) throws PCEPDeserializerException {
34 if (buffer == null || buffer.length == 0)
35 throw new IllegalArgumentException("Array of bytes is mandatory. Can't be null or empty.");
36 if (buffer.length != CONTENT_LENGTH)
37 throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + buffer.length + "; Expected: "
38 + CONTENT_LENGTH + ".");
40 return new AsNumberBuilder().setAsNumber(new AsNumber(ByteArray.bytesToLong(buffer))).build();
43 public byte[] serializeSubobject(CSubobject subobject) {
44 if (!(subobject instanceof AsNumberSubobject))
45 throw new IllegalArgumentException("Unknown subobject instance. Passed " + subobject.getClass()
46 + ". Needed AsNumberSubobject.");
48 final byte[] retBytes = new byte[CONTENT_LENGTH];
50 System.arraycopy(ByteArray.longToBytes(((AsNumberSubobject) subobject).getAsNumber().getValue()), Long.SIZE / Byte.SIZE
51 - AS_NUMBER_LENGTH, retBytes, AS_NUMBER_OFFSET, AS_NUMBER_LENGTH);
57 public int getType() {