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 */ 020 021 package org.apache.directory.server.changepw.protocol; 022 023 024 import java.io.IOException; 025 026 import org.apache.directory.server.changepw.io.ChangePasswordErrorEncoder; 027 import org.apache.directory.server.changepw.io.ChangePasswordReplyEncoder; 028 import org.apache.directory.server.changepw.messages.ChangePasswordError; 029 import org.apache.directory.server.changepw.messages.ChangePasswordReply; 030 import org.apache.mina.core.buffer.IoBuffer; 031 import org.apache.mina.core.session.IoSession; 032 import org.apache.mina.filter.codec.ProtocolEncoderAdapter; 033 import org.apache.mina.filter.codec.ProtocolEncoderOutput; 034 035 036 /** 037 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 038 * @version $Rev: 725712 $, $Date: 2008-12-11 16:32:04 +0100 (Thu, 11 Dec 2008) $ 039 */ 040 public class ChangePasswordUdpEncoder extends ProtocolEncoderAdapter 041 { 042 public void encode( IoSession session, Object message, ProtocolEncoderOutput out ) throws IOException 043 { 044 IoBuffer buf = IoBuffer.allocate( 512 ); 045 046 if ( message instanceof ChangePasswordReply ) 047 { 048 encodeReply( ( ChangePasswordReply ) message, buf ); 049 } 050 else 051 { 052 if ( message instanceof ChangePasswordError ) 053 { 054 encodeError( ( ChangePasswordError ) message, buf ); 055 } 056 } 057 058 buf.flip(); 059 060 out.write( buf ); 061 } 062 063 064 private void encodeReply( ChangePasswordReply reply, IoBuffer buf ) throws IOException 065 { 066 ChangePasswordReplyEncoder encoder = new ChangePasswordReplyEncoder(); 067 068 encoder.encode( buf.buf(), reply ); 069 } 070 071 072 private void encodeError( ChangePasswordError error, IoBuffer buf ) throws IOException 073 { 074 ChangePasswordErrorEncoder encoder = new ChangePasswordErrorEncoder(); 075 076 encoder.encode( buf.buf(), error ); 077 } 078 }