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.kerberos.changepwd.protocol;
022
023
024
025import java.nio.ByteBuffer;
026
027import org.apache.directory.server.kerberos.changepwd.io.ChangePasswordEncoder;
028import org.apache.directory.server.kerberos.changepwd.messages.AbstractPasswordMessage;
029import org.apache.mina.core.buffer.IoBuffer;
030import org.apache.mina.core.session.IoSession;
031import org.apache.mina.filter.codec.ProtocolEncoderAdapter;
032import org.apache.mina.filter.codec.ProtocolEncoderOutput;
033
034
035/**
036 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
037 */
038public class MinaChangePasswordEncoder extends ProtocolEncoderAdapter
039{
040    public void encode( IoSession session, Object message, ProtocolEncoderOutput out ) throws Exception
041    {
042        boolean isTcp = !session.getTransportMetadata().isConnectionless();
043        
044        ByteBuffer encodedByteBuf = ChangePasswordEncoder.encode( ( AbstractPasswordMessage ) message, isTcp );
045        
046        IoBuffer buf = IoBuffer.allocate( encodedByteBuf.remaining() );
047        buf.put( encodedByteBuf.array() );
048        buf.flip();
049        out.write( buf );
050    }
051}