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.bean;
019    
020    import org.apache.camel.Endpoint;
021    import org.apache.camel.impl.DefaultComponent;
022    import static org.apache.camel.util.ObjectHelper.notNull;
023    import org.springframework.beans.BeansException;
024    import org.springframework.context.ApplicationContext;
025    import org.springframework.context.ApplicationContextAware;
026    
027    import java.util.Map;
028    
029    /**
030     * An alternative to the <a href="http://activemq.apache.org/pojo.html">POJO Component</a>
031     * which implements the <a href="http://activemq.apache.org/bean.html">Bean Component</a>
032     * which will look up the URI in the Spring ApplicationContext and use that to handle message dispatching.
033     *
034     * @version $Revision: 1.1 $
035     */
036    public class BeanComponent extends DefaultComponent implements ApplicationContextAware {
037        private ApplicationContext applicationContext;
038    
039        public BeanComponent() {
040        }
041    
042        public BeanComponent(ApplicationContext applicationContext) {
043            this.applicationContext = applicationContext;
044        }
045    
046        public ApplicationContext getApplicationContext() {
047            return applicationContext;
048        }
049    
050        public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
051            this.applicationContext = applicationContext;
052        }
053    
054        protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
055            notNull(applicationContext, "applicationContext");
056            return new BeanEndpoint(uri, this, remaining);
057        }
058    }