JMS Outbound Gateway Spring Boot App

JmsRequestReply.java

/*
 * Copyright 2014 the original author or authors.
 *
 * Licensed 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 bar;

import javax.jms.ConnectionFactory;

import org.apache.activemq.ActiveMQConnectionFactory;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.integration.annotation.IntegrationComponentScan;
import org.springframework.integration.annotation.MessagingGateway;
import org.springframework.integration.annotation.ServiceActivator;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.config.EnableIntegration;
import org.springframework.integration.jms.JmsOutboundGateway;
import org.springframework.jms.connection.CachingConnectionFactory;
import org.springframework.jms.listener.DefaultMessageListenerContainer;
import org.springframework.jms.listener.adapter.MessageListenerAdapter;
import org.springframework.messaging.MessageChannel;

/**
 * @author Gary Russell
 * @since 4.0
 *
 */
@EnableAutoConfiguration
@EnableIntegration
@IntegrationComponentScan
@Configuration
public class JmsRequestReply {


	public static void main(String[] args) {
		ConfigurableApplicationContext ctx = new SpringApplication(JmsRequestReply.class).run();
		ClientGateway gateway = ctx.getBean(ClientGateway.class);
		System.out.println(gateway.sendAndReceive("foo"));
		ctx.close();
	}


	@MessagingGateway(defaultRequestChannel="requests")
	public interface ClientGateway {

		String sendAndReceive(String toSend);

	}

	@Bean
	public MessageChannel requests() {
		return new DirectChannel();
	}

	@Bean
	@ServiceActivator(inputChannel="requests")
	public JmsOutboundGateway jmsGateway() {
		JmsOutboundGateway gw = new JmsOutboundGateway();
		gw.setConnectionFactory(connectionFactory());
		gw.setRequestDestinationName("test.out");
		gw.setReplyDestinationName("test.in");
		gw.setCorrelationKey("JMSCorrelationID");
		return gw;
	}

	@Bean
	public ConnectionFactory connectionFactory() {
		return new CachingConnectionFactory(new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false"));
	}


	@Bean
	public DefaultMessageListenerContainer responder() {
		DefaultMessageListenerContainer container = new DefaultMessageListenerContainer();
		container.setConnectionFactory(connectionFactory());
		container.setDestinationName("test.out");
		MessageListenerAdapter adapter = new MessageListenerAdapter(new Object() {

			@SuppressWarnings("unused")
			public String handleMessage(String in) {
				return in.toUpperCase();
			}

		});
		container.setMessageListener(adapter);
		return container;
	}


}