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.lang.reflect.InvocationTargetException;
020 import java.lang.reflect.Method;
021
022 import org.apache.camel.Exchange;
023
024 public class BeanInvocation {
025
026 private final Object proxy;
027 private final Method method;
028 private final Object[] args;
029
030 public BeanInvocation(Object proxy, Method method, Object[] args) {
031 this.proxy = proxy;
032 this.method = method;
033 this.args = args;
034 }
035
036 public Object[] getArgs() {
037 return args;
038 }
039
040 public Method getMethod() {
041 return method;
042 }
043
044 public Object getProxy() {
045 return proxy;
046 }
047
048 /**
049 * This causes us to invoke the endpoint Pojo using reflection.
050 *
051 * @param pojo
052 */
053 public void invoke(Object pojo, Exchange exchange) {
054 try {
055 Object response = getMethod().invoke(pojo, getArgs());
056 exchange.getOut().setBody(response);
057 } catch (InvocationTargetException e) {
058 exchange.setException(e.getCause());
059 } catch (RuntimeException e) {
060 throw e;
061 } catch (Throwable e) {
062 throw new RuntimeException(e);
063 }
064 }
065
066 }