/*
* Copyright 2002-2016 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 org.springframework.integration.router.config;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.Lifecycle;
import org.springframework.integration.endpoint.AbstractEndpoint;
import org.springframework.integration.router.AbstractMappingMessageRouter;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.PollableChannel;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Mark Fisher
* @author Gary Russell
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class RouterWithMappingTests {
@Autowired
private MessageChannel expressionRouter;
@Autowired
@Qualifier("spelRouter.handler")
private AbstractMappingMessageRouter spelRouterHandler;
@Autowired
private MessageChannel pojoRouter;
@Autowired
private PollableChannel fooChannelForExpression;
@Autowired
private PollableChannel barChannelForExpression;
@Autowired
private PollableChannel defaultChannelForExpression;
@Autowired
private PollableChannel fooChannelForPojo;
@Autowired
private PollableChannel barChannelForPojo;
@Autowired
private PollableChannel defaultChannelForPojo;
@Autowired
private AbstractEndpoint pojoRouterEndpoint;
@Autowired
private TestRouter testBean;
@Test
public void expressionRouter() {
Message<?> message1 = MessageBuilder.withPayload(new TestBean("foo")).build();
Message<?> message2 = MessageBuilder.withPayload(new TestBean("bar")).build();
Message<?> message3 = MessageBuilder.withPayload(new TestBean("baz")).build();
expressionRouter.send(message1);
assertNotNull(fooChannelForExpression.receive(0));
assertNull(barChannelForExpression.receive(0));
assertNull(defaultChannelForExpression.receive(0));
expressionRouter.send(message2);
assertNotNull(barChannelForExpression.receive(0));
assertNull(fooChannelForExpression.receive(0));
assertNull(defaultChannelForExpression.receive(0));
expressionRouter.send(message3);
assertNotNull(defaultChannelForExpression.receive(0));
assertNull(fooChannelForExpression.receive(0));
assertNull(barChannelForExpression.receive(0));
// validate dynamics
spelRouterHandler.setChannelMapping("baz", "fooChannelForExpression");
expressionRouter.send(message3);
assertNull(defaultChannelForExpression.receive(10));
assertNotNull(fooChannelForExpression.receive(10));
assertNull(barChannelForExpression.receive(0));
}
@Test
public void pojoRouter() {
Message<?> message1 = MessageBuilder.withPayload(new TestBean("foo")).build();
Message<?> message2 = MessageBuilder.withPayload(new TestBean("bar")).build();
Message<?> message3 = MessageBuilder.withPayload(new TestBean("baz")).build();
pojoRouter.send(message1);
assertNotNull(fooChannelForPojo.receive(0));
assertNull(barChannelForPojo.receive(0));
assertNull(defaultChannelForPojo.receive(0));
pojoRouter.send(message2);
assertNotNull(barChannelForPojo.receive(0));
assertNull(fooChannelForPojo.receive(0));
assertNull(defaultChannelForPojo.receive(0));
pojoRouter.send(message3);
assertNotNull(defaultChannelForPojo.receive(0));
assertNull(fooChannelForPojo.receive(0));
assertNull(barChannelForPojo.receive(0));
assertTrue(this.testBean.isRunning());
this.pojoRouterEndpoint.stop();
assertFalse(this.testBean.isRunning());
this.pojoRouterEndpoint.start();
assertTrue(this.testBean.isRunning());
}
private static class TestBean {
private final String name;
TestBean(String name) {
this.name = name;
}
public String getName() {
return this.name;
}
}
private static class TestRouter implements Lifecycle {
private boolean running;
@SuppressWarnings("unused")
public String route(TestBean bean) {
return bean.getName();
}
@Override
public void start() {
this.running = true;
}
@Override
public void stop() {
this.running = false;
}
@Override
public boolean isRunning() {
return this.running;
}
}
}