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.netty;
018    
019    import org.apache.camel.Consumer;
020    import org.apache.camel.Exchange;
021    import org.apache.camel.Processor;
022    import org.apache.camel.Producer;
023    import org.apache.camel.impl.DefaultEndpoint;
024    import org.apache.camel.impl.SynchronousDelegateProducer;
025    import org.apache.camel.util.ObjectHelper;
026    import org.jboss.netty.channel.ChannelHandlerContext;
027    import org.jboss.netty.channel.MessageEvent;
028    import org.jboss.netty.util.Timer;
029    
030    public class NettyEndpoint extends DefaultEndpoint {
031        private NettyConfiguration configuration;
032        private Timer timer;
033    
034        public NettyEndpoint(String endpointUri, NettyComponent component, NettyConfiguration configuration) {
035            super(endpointUri, component);
036            this.configuration = configuration;
037        }
038    
039        public Consumer createConsumer(Processor processor) throws Exception {
040            return new NettyConsumer(this, processor, configuration);
041        }
042    
043        public Producer createProducer() throws Exception {
044            Producer answer = new NettyProducer(this, configuration);
045            if (isSynchronous()) {
046                return new SynchronousDelegateProducer(answer);
047            } else {
048                return answer;
049            }
050        }
051    
052        public Exchange createExchange(ChannelHandlerContext ctx, MessageEvent messageEvent) {
053            Exchange exchange = createExchange();
054            exchange.getIn().setHeader(NettyConstants.NETTY_CHANNEL_HANDLER_CONTEXT, ctx);
055            exchange.getIn().setHeader(NettyConstants.NETTY_MESSAGE_EVENT, messageEvent);
056            exchange.getIn().setHeader(NettyConstants.NETTY_REMOTE_ADDRESS, messageEvent.getRemoteAddress());
057            NettyPayloadHelper.setIn(exchange, messageEvent.getMessage());
058            return exchange;
059        }
060        
061        public boolean isSingleton() {
062            return true;
063        }
064    
065        public NettyConfiguration getConfiguration() {
066            return configuration;
067        }
068    
069        public void setConfiguration(NettyConfiguration configuration) {
070            this.configuration = configuration;
071        }
072    
073        public void setTimer(Timer timer) {
074            this.timer = timer;
075        }
076    
077        public Timer getTimer() {
078            return timer;
079        }
080    
081        @Override
082        protected void doStart() throws Exception {
083            ObjectHelper.notNull(timer, "timer");
084        }
085    
086    }