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;
021    
022    
023    import org.apache.directory.shared.asn1.Asn1Object;
024    import org.apache.directory.shared.asn1.codec.DecoderException;
025    import org.apache.directory.shared.ldap.message.control.Control;
026    
027    
028    /**
029     * An interface for decoders of controls.
030     * 
031     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
032     * @version $Rev: 905338 $, $Date: 2010-02-01 19:07:13 +0200 (Mon, 01 Feb 2010) $, 
033     */
034    public interface ControlDecoder
035    {
036        /**
037         * Decodes raw ASN.1 encoded bytes into an Asn1Object for the control.
038         * 
039         * @param controlBytes the encoded control bytes
040         * @param control The control to feed
041         * @return the decoded Asn1Object for the control
042         * @throws DecoderException if anything goes wrong
043         */
044        Asn1Object decode( byte[] controlBytes, Control control ) throws DecoderException;
045    }