001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 *
019 */
020 package org.apache.directory.shared.ldap.codec.controls.replication.syncInfoValue;
021
022
023 import java.nio.ByteBuffer;
024
025 import javax.naming.NamingException;
026
027 import org.apache.directory.shared.asn1.Asn1Object;
028 import org.apache.directory.shared.asn1.ber.Asn1Decoder;
029 import org.apache.directory.shared.asn1.codec.DecoderException;
030 import org.apache.directory.shared.ldap.codec.controls.ControlDecoder;
031 import org.apache.directory.shared.ldap.message.control.Control;
032
033
034 /**
035 * A decoder for SyncInfoValueControl.
036 *
037 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
038 * @version $Rev: 741888 $, $Date: 2009-02-07 13:57:03 +0100 (Sat, 07 Feb 2009) $,
039 */
040 public class SyncInfoValueControlDecoder extends Asn1Decoder implements ControlDecoder
041 {
042 /** An instance of this decoder */
043 private static final Asn1Decoder decoder = new Asn1Decoder();
044
045 /**
046 * Decode the syncInfoValue control
047 *
048 * @param controlBytes The bytes array which contains the encoded syncInfoValue
049 *
050 * @return A valid SyncInfoValueControl object
051 *
052 * @throws DecoderException If the decoding found an error
053 * @throws NamingException It will never be throw by this method
054 */
055 public Asn1Object decode( byte[] controlBytes, Control control ) throws DecoderException
056 {
057 ByteBuffer bb = ByteBuffer.wrap( controlBytes );
058 SyncInfoValueControlContainer container = new SyncInfoValueControlContainer();
059 container.setSyncInfoValueControl( (SyncInfoValueControl)control );
060
061 decoder.decode( bb, container );
062 return container.getSyncInfoValueControl();
063 }
064 }