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
021package org.apache.directory.server.ntp.protocol;
022
023
024import org.apache.mina.core.session.IoSession;
025import org.apache.mina.filter.codec.ProtocolCodecFactory;
026import org.apache.mina.filter.codec.ProtocolDecoder;
027import org.apache.mina.filter.codec.ProtocolEncoder;
028
029
030/**
031 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
032 */
033public final class NtpProtocolCodecFactory implements ProtocolCodecFactory
034{
035    private static final NtpProtocolCodecFactory INSTANCE = new NtpProtocolCodecFactory();
036
037
038    /**
039     * Returns the singleton instance of {@link NtpProtocolCodecFactory}.
040     *
041     * @return The singleton instance of {@link NtpProtocolCodecFactory}.
042     */
043    public static NtpProtocolCodecFactory getInstance()
044    {
045        return INSTANCE;
046    }
047
048
049    private NtpProtocolCodecFactory()
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 NtpEncoder();
059    }
060
061
062    public ProtocolDecoder getDecoder( IoSession session )
063    {
064        // Create a new decoder.
065        return new NtpDecoder();
066    }
067}