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.server.kerberos.protocol;
021    
022    
023    import org.apache.mina.core.session.IoSession;
024    import org.apache.mina.filter.codec.ProtocolCodecFactory;
025    import org.apache.mina.filter.codec.ProtocolDecoder;
026    import org.apache.mina.filter.codec.ProtocolEncoder;
027    
028    
029    /**
030     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
031     * @version $Rev$, $Date$
032     */
033    public class KerberosTcpProtocolCodecFactory implements ProtocolCodecFactory
034    {
035        private static final KerberosTcpProtocolCodecFactory INSTANCE = new KerberosTcpProtocolCodecFactory();
036    
037    
038        /**
039         * Returns the singleton {@link KerberosTcpProtocolCodecFactory}.
040         *
041         * @return The singleton {@link KerberosTcpProtocolCodecFactory}.
042         */
043        public static KerberosTcpProtocolCodecFactory getInstance()
044        {
045            return INSTANCE;
046        }
047    
048    
049        private KerberosTcpProtocolCodecFactory()
050        {
051            // Private constructor prevents instantiation outside this class.
052        }
053    
054    
055        public ProtocolEncoder getEncoder( IoSession session )
056        {
057            // Create a new encoder.
058            return new KerberosTcpEncoder();
059        }
060    
061    
062        public ProtocolDecoder getDecoder( IoSession session )
063        {
064            // Create a new decoder.
065            return new KerberosTcpDecoder();
066        }
067    }