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.bean;
018
019 import java.util.Map;
020
021 import org.apache.camel.Endpoint;
022 import org.apache.camel.Processor;
023 import org.apache.camel.impl.DefaultComponent;
024 import org.apache.camel.impl.ProcessorEndpoint;
025
026 /**
027 * The <a href="http://activemq.apache.org/bean.html">Bean Component</a>
028 * will look up the URI in the Spring ApplicationContext and use that to handle message dispatching.
029 *
030 * @version $Revision: 749227 $
031 */
032 public class BeanComponent extends DefaultComponent {
033 private ParameterMappingStrategy parameterMappingStrategy;
034
035 public BeanComponent() {
036 }
037
038 /**
039 * A helper method to create a new endpoint from a bean with a generated URI
040 */
041 public ProcessorEndpoint createEndpoint(Object bean) {
042 String uri = "bean:generated:" + bean;
043 return createEndpoint(bean, uri);
044 }
045
046 /**
047 * A helper method to create a new endpoint from a bean with a given URI
048 */
049 public ProcessorEndpoint createEndpoint(Object bean, String uri) {
050 BeanProcessor processor = new BeanProcessor(bean, getCamelContext(), getParameterMappingStrategy());
051 return createEndpoint(uri, processor);
052 }
053
054 public ParameterMappingStrategy getParameterMappingStrategy() {
055 if (parameterMappingStrategy == null) {
056 parameterMappingStrategy = createParameterMappingStrategy();
057 }
058 return parameterMappingStrategy;
059 }
060
061 public void setParameterMappingStrategy(ParameterMappingStrategy parameterMappingStrategy) {
062 this.parameterMappingStrategy = parameterMappingStrategy;
063 }
064
065 // Implementation methods
066 //-----------------------------------------------------------------------
067 protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
068 BeanEndpoint endpoint = new BeanEndpoint(uri, this);
069 endpoint.setBeanName(remaining);
070 Boolean cache = getAndRemoveParameter(parameters, "cache", Boolean.class, Boolean.FALSE);
071 endpoint.setCache(cache);
072 Processor processor = endpoint.getProcessor();
073 setProperties(processor, parameters);
074 return endpoint;
075 }
076
077 protected BeanEndpoint createEndpoint(String uri, BeanProcessor processor) {
078 return new BeanEndpoint(uri, this, processor);
079 }
080
081 protected ParameterMappingStrategy createParameterMappingStrategy() {
082 return BeanInfo.createParameterMappingStrategy(getCamelContext());
083 }
084 }