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.dns.protocol; 022 023 024 import java.io.IOException; 025 026 import org.apache.directory.server.dns.io.decoder.DnsMessageDecoder; 027 import org.apache.mina.core.buffer.IoBuffer; 028 import org.apache.mina.core.session.IoSession; 029 import org.apache.mina.filter.codec.ProtocolDecoderAdapter; 030 import org.apache.mina.filter.codec.ProtocolDecoderOutput; 031 032 033 /** 034 * A ProtocolDecoder for use in the MINA framework that uses the 035 * DnsMessageDecoder to decode DnsMessages. 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 DnsUdpDecoder extends ProtocolDecoderAdapter 041 { 042 private DnsMessageDecoder decoder = new DnsMessageDecoder(); 043 044 045 public void decode( IoSession session, IoBuffer in, ProtocolDecoderOutput out ) throws IOException 046 { 047 out.write( decoder.decode( in ) ); 048 } 049 }