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.server.kerberos.protocol.codec; 021 022 023import java.nio.ByteBuffer; 024 025import org.apache.directory.api.asn1.Asn1Object; 026import org.apache.directory.shared.kerberos.codec.KerberosEncoder; 027import org.apache.mina.core.buffer.IoBuffer; 028import org.apache.mina.core.session.IoSession; 029import org.apache.mina.filter.codec.ProtocolEncoderAdapter; 030import org.apache.mina.filter.codec.ProtocolEncoderOutput; 031 032 033/** 034 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 035 */ 036public class MinaKerberosEncoder extends ProtocolEncoderAdapter 037{ 038 039 @Override 040 public void encode( IoSession session, Object message, ProtocolEncoderOutput out ) throws Exception 041 { 042 Asn1Object asn1Obj = ( Asn1Object ) message; 043 boolean isTcp = !session.getTransportMetadata().isConnectionless(); 044 045 ByteBuffer encodedByteBuf = KerberosEncoder.encode( asn1Obj, isTcp ); 046 IoBuffer buf = IoBuffer.allocate( encodedByteBuf.remaining() ); 047 buf.put( encodedByteBuf.array() ); 048 buf.flip(); 049 out.write( buf ); 050 } 051}