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.impl; 018 019 import java.util.List; 020 021 import org.apache.camel.Consumer; 022 import org.apache.camel.Endpoint; 023 import org.apache.camel.Exchange; 024 import org.apache.camel.Processor; 025 import org.apache.camel.Route; 026 import org.apache.camel.Service; 027 028 /** 029 * A {@link Route} which starts with an 030 * <a href="http://activemq.apache.org/camel/event-driven-consumer.html">Event Driven Consumer</a> 031 * 032 * @version $Revision: 35332 $ 033 */ 034 public class EventDrivenConsumerRoute<E extends Exchange> extends Route<E> { 035 private Processor processor; 036 037 public EventDrivenConsumerRoute(Endpoint endpoint, Processor processor) { 038 super(endpoint); 039 this.processor = processor; 040 } 041 042 @Override 043 public String toString() { 044 return "EventDrivenConsumerRoute[" + getEndpoint() + " -> " + processor + "]"; 045 } 046 047 public Processor getProcessor() { 048 return processor; 049 } 050 051 public void setProcessor(Processor processor) { 052 this.processor = processor; 053 } 054 055 /** 056 * Factory method to lazily create the complete list of services required for this route 057 * such as adding the processor or consumer 058 */ 059 @Override 060 protected void addServices(List<Service> services) throws Exception { 061 Endpoint<E> endpoint = getEndpoint(); 062 Consumer<E> consumer = endpoint.createConsumer(processor); 063 if (consumer != null) { 064 services.add(consumer); 065 } 066 Processor processor = getProcessor(); 067 if (processor instanceof Service) { 068 Service service = (Service) processor; 069 services.add(service); 070 } 071 } 072 }