001 /**
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one or more
004 * contributor license agreements. See the NOTICE file distributed with
005 * this work for additional information regarding copyright ownership.
006 * The ASF licenses this file to You under the Apache License, Version 2.0
007 * (the "License"); you may not use this file except in compliance with
008 * 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, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018 package org.apache.camel.component.mina;
019
020 import org.apache.camel.Processor;
021 import org.apache.camel.impl.DefaultConsumer;
022 import org.apache.commons.logging.Log;
023 import org.apache.commons.logging.LogFactory;
024 import org.apache.mina.common.IoAcceptor;
025 import org.apache.mina.common.IoHandler;
026 import org.apache.mina.common.IoHandlerAdapter;
027 import org.apache.mina.common.IoSession;
028
029 import java.net.SocketAddress;
030
031 /**
032 * A @{link Consumer} for MINA
033 *
034 * @version $Revision: 534145 $
035 */
036 public class MinaConsumer extends DefaultConsumer<MinaExchange> {
037 private static final transient Log log = LogFactory.getLog(MinaConsumer.class);
038
039 private final MinaEndpoint endpoint;
040 private final SocketAddress address;
041 private final IoAcceptor acceptor;
042
043 public MinaConsumer(final MinaEndpoint endpoint, Processor processor) {
044 super(endpoint, processor);
045 this.endpoint = endpoint;
046 address = endpoint.getAddress();
047 acceptor = endpoint.getAcceptor();
048 }
049
050 @Override
051 protected void doStart() throws Exception {
052
053 if (log.isDebugEnabled()) {
054 log.debug("Binding to server address: " + address + " using acceptor: " + acceptor);
055 }
056
057 IoHandler handler = new IoHandlerAdapter() {
058 @Override
059 public void messageReceived(IoSession session, Object object) throws Exception {
060 getProcessor().process(endpoint.createExchange(session, object));
061 }
062 };
063
064 acceptor.bind(address, handler, endpoint.getConfig());
065 }
066
067 @Override
068 protected void doStop() throws Exception {
069 acceptor.unbind(address);
070 super.doStop();
071 }
072 }