001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.camel.component.mina; 018 019 import java.net.SocketAddress; 020 021 import org.apache.camel.Exchange; 022 import org.apache.camel.impl.DefaultProducer; 023 import org.apache.commons.logging.Log; 024 import org.apache.commons.logging.LogFactory; 025 import org.apache.mina.common.ConnectFuture; 026 import org.apache.mina.common.IoConnector; 027 import org.apache.mina.common.IoHandler; 028 import org.apache.mina.common.IoHandlerAdapter; 029 import org.apache.mina.common.IoSession; 030 031 /** 032 * A {@link Producer} implementation for MINA 033 * 034 * @version $Revision: 563665 $ 035 */ 036 public class MinaProducer extends DefaultProducer { 037 private static final transient Log LOG = LogFactory.getLog(MinaProducer.class); 038 private IoSession session; 039 private MinaEndpoint endpoint; 040 041 public MinaProducer(MinaEndpoint endpoint) { 042 super(endpoint); 043 this.endpoint = endpoint; 044 } 045 046 public void process(Exchange exchange) { 047 if (session == null) { 048 throw new IllegalStateException("Not started yet!"); 049 } 050 Object body = exchange.getIn().getBody(); 051 if (body == null) { 052 LOG.warn("No payload for exchange: " + exchange); 053 } else { 054 session.write(body); 055 } 056 } 057 058 @Override 059 protected void doStart() throws Exception { 060 SocketAddress address = endpoint.getAddress(); 061 IoConnector connector = endpoint.getConnector(); 062 if (LOG.isDebugEnabled()) { 063 LOG.debug("Creating connector to address: " + address + " using connector: " + connector); 064 } 065 IoHandler ioHandler = new IoHandlerAdapter() { 066 @Override 067 public void messageReceived(IoSession ioSession, Object object) throws Exception { 068 super.messageReceived(ioSession, object); 069 /** TODO */ 070 } 071 }; 072 ConnectFuture future = connector.connect(address, ioHandler, endpoint.getConfig()); 073 future.join(); 074 session = future.getSession(); 075 } 076 077 @Override 078 protected void doStop() throws Exception { 079 if (session != null) { 080 session.close().join(2000); 081 } 082 } 083 }