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.codec.protocol.mina;
021
022
023import org.apache.directory.api.ldap.codec.api.LdapApiService;
024import org.apache.directory.api.ldap.codec.api.LdapApiServiceFactory;
025import org.apache.mina.core.session.IoSession;
026import org.apache.mina.filter.codec.ProtocolCodecFactory;
027import org.apache.mina.filter.codec.ProtocolDecoder;
028import org.apache.mina.filter.codec.ProtocolEncoder;
029
030
031/**
032 * The factory used to create the LDAP encoder and decoder.
033 *
034 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
035 */
036public class LdapProtocolCodecFactory implements ProtocolCodecFactory
037{
038    /** The tag stored into the session if we want to set a max PDU size */
039    public static final String MAX_PDU_SIZE = "MAX_PDU_SIZE";
040
041    /** The LdapDecoder key */
042    public static final String LDAP_DECODER = "LDAP_DECODER";
043
044    /** The LdapEncoder key */
045    public static final String LDAP_ENCODER = "LDAP_ENCODER";
046
047    /** The statefull LDAP decoder */
048    private LdapProtocolDecoder ldapDecoder;
049
050    /** The statefull LDAP edcoder */
051    private LdapProtocolEncoder ldapEncoder;
052    
053    
054    /**
055     * Creates a new instance of LdapProtocolCodecFactory.
056     */
057    public LdapProtocolCodecFactory() 
058    {
059        this( LdapApiServiceFactory.getSingleton() );
060    }
061
062    
063    /**
064     * 
065     * Creates a new instance of LdapProtocolCodecFactory.
066     *
067     * @param ldapApiService The associated LdapApiService instance
068     */
069    public LdapProtocolCodecFactory( LdapApiService ldapApiService ) 
070    {
071        ldapDecoder = new LdapProtocolDecoder();
072        ldapEncoder = new LdapProtocolEncoder( ldapApiService );
073    }
074    
075
076    /**
077     * Get the LDAP decoder.
078     *
079     * @param session the IO session
080     * @return the decoder
081     */
082    @Override
083    public ProtocolDecoder getDecoder( IoSession session )
084    {
085        return ldapDecoder;
086    }
087
088
089    /**
090     * Get the LDAP encoder.
091     *
092     * @param session the IO session
093     * @return the encoder
094     */
095    @Override
096    public ProtocolEncoder getEncoder( IoSession session )
097    {
098        return ldapEncoder;
099    }
100}