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 */
020package org.apache.directory.api.ldap.extras.controls.syncrepl_impl;
021
022
023import org.apache.directory.api.asn1.DecoderException;
024import org.apache.directory.api.asn1.ber.tlv.BerValue;
025import org.apache.directory.api.asn1.util.Asn1Buffer;
026import org.apache.directory.api.ldap.codec.api.AbstractControlFactory;
027import org.apache.directory.api.ldap.codec.api.ControlFactory;
028import org.apache.directory.api.ldap.codec.api.LdapApiService;
029import org.apache.directory.api.ldap.extras.controls.syncrepl.syncState.SyncStateValue;
030import org.apache.directory.api.ldap.extras.controls.syncrepl.syncState.SyncStateValueImpl;
031import org.apache.directory.api.ldap.model.message.Control;
032
033
034/**
035 * A {@link ControlFactory} which creates {@link SyncStateValue} controls.
036 *
037 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
038 * @version $Rev$, $Date$
039 */
040public class SyncStateValueFactory extends AbstractControlFactory<SyncStateValue>
041{
042    /**
043     * Creates a new instance of SyncStateValueFactory.
044     *
045     * @param codec The codec for this factory.
046     */
047    public SyncStateValueFactory( LdapApiService codec )
048    {
049        super( codec, SyncStateValue.OID );
050    }
051
052
053    /**
054     * {@inheritDoc}
055     */
056    @Override
057    public SyncStateValue newControl()
058    {
059        return new SyncStateValueImpl();
060    }
061
062
063    /**
064     * {@inheritDoc}
065     */
066    @Override
067    public void encodeValue( Asn1Buffer buffer, Control control )
068    {
069        int start = buffer.getPos();
070        SyncStateValue syncStateValue = ( SyncStateValue ) control; 
071        
072        // The cookie
073        if ( syncStateValue.getCookie() != null )
074        {
075            BerValue.encodeOctetString( buffer, syncStateValue.getCookie() );
076        }
077
078        // the entryUUID
079        BerValue.encodeOctetString( buffer, syncStateValue.getEntryUUID() );
080        
081        // The mode
082        BerValue.encodeEnumerated( buffer, syncStateValue.getSyncStateType().getValue() );
083        
084        // The sequence
085        BerValue.encodeSequence( buffer, start );
086    }
087
088
089    /**
090     * {@inheritDoc}
091     */
092    @Override
093    public void decodeValue( Control control, byte[] controlBytes ) throws DecoderException
094    {
095        decodeValue( new SyncStateValueContainer( control ), control, controlBytes );
096    }
097}