| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.example.cxf.jaxrs; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.cxf.common.message.CxfConstants; |
| import org.apache.camel.example.cxf.jaxrs.resources.Book; |
| import org.apache.camel.example.cxf.jaxrs.resources.BookStore; |
| import org.apache.camel.example.cxf.jaxrs.resources.BookStoreImpl; |
| import org.apache.camel.impl.DefaultCamelContext; |
| |
| public class CamelRouterBuilder extends RouteBuilder { |
| private static final String SOAP_ENDPOINT_URI = "cxf://http://localhost:9006/soap" |
| + "?serviceClass=org.apache.camel.example.cxf.jaxrs.resources.BookStore"; |
| private static final String REST_ENDPOINT_URI = "cxfrs://http://localhost:9002/rest" |
| + "?resourceClasses=org.apache.camel.example.cxf.jaxrs.resources.BookStoreImpl"; |
| |
| /** |
| * Allow this route to be run as an application |
| */ |
| public static void main(String[] args) throws Exception { |
| CamelContext context = new DefaultCamelContext(); |
| context.start(); |
| context.addRoutes(new CamelRouterBuilder()); |
| Thread.sleep(1000); |
| // JAXWSClient invocation |
| JAXWSClient jaxwsClient = new JAXWSClient(); |
| BookStore bookStore = jaxwsClient.getBookStore(); |
| |
| bookStore.addBook(new Book("Camel User Guide", 234L)); |
| Book book = bookStore.getBook(123L); |
| System.out.println("Get the book with id 123. " + book); |
| |
| try { |
| book = bookStore.getBook(124L); |
| System.out.println("Get the book with id 124. " + book); |
| } catch (Exception exception) { |
| System.out.println("Get the exception " + exception); |
| } |
| |
| // JAXRSClient invocation |
| JAXRSClient jaxrsClient = new JAXRSClient(); |
| bookStore = jaxrsClient.getBookStore(); |
| |
| bookStore.addBook(new Book("Camel User Guide", 124L)); |
| book = bookStore.getBook(124L); |
| System.out.println("Get the book with id 124. " + book); |
| |
| try { |
| book = bookStore.getBook(126L); |
| System.out.println("Get the book with id 126. " + book); |
| } catch (Exception exception) { |
| System.out.println("Get the exception " + exception); |
| } |
| |
| Thread.sleep(1000); |
| context.stop(); |
| System.exit(0); |
| } |
| |
| public void configure() { |
| errorHandler(noErrorHandler()); |
| |
| // populate the message queue with some messages |
| from(SOAP_ENDPOINT_URI) |
| .process(new MappingProcessor(new BookStoreImpl(false))); |
| |
| |
| from(REST_ENDPOINT_URI) |
| .process(new MappingProcessor(new BookStoreImpl(true))); |
| } |
| |
| // Mapping the request to object's invocation |
| private class MappingProcessor implements Processor { |
| |
| private Class<?> beanClass; |
| private Object instance; |
| |
| public MappingProcessor(Object obj) { |
| beanClass = obj.getClass(); |
| instance = obj; |
| } |
| |
| public void process(Exchange exchange) throws Exception { |
| String operationName = exchange.getIn().getHeader(CxfConstants.OPERATION_NAME, String.class); |
| Method method = findMethod(operationName, exchange.getIn().getBody(Object[].class)); |
| try { |
| Object response = method.invoke(instance, exchange.getIn().getBody(Object[].class)); |
| exchange.getOut().setBody(response); |
| } catch (InvocationTargetException e) { |
| throw (Exception)e.getCause(); |
| } |
| } |
| |
| private Method findMethod(String operationName, Object[] parameters) throws SecurityException, NoSuchMethodException { |
| return beanClass.getMethod(operationName, getParameterTypes(parameters)); |
| } |
| |
| private Class<?>[] getParameterTypes(Object[] parameters) { |
| if (parameters == null) { |
| return new Class[0]; |
| } |
| Class<?>[] answer = new Class[parameters.length]; |
| int i = 0; |
| for (Object object : parameters) { |
| answer[i] = object.getClass(); |
| i++; |
| } |
| return answer; |
| } |
| } |
| |
| } |