/*
* 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.jms.request_reply;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Rule;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.gateway.RequestReplyExchanger;
import org.springframework.integration.jms.config.ActiveMqTestUtils;
import org.springframework.integration.test.support.LongRunningIntegrationTest;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.util.StopWatch;
/**
* @author Oleg Zhurakousky
* @author Gary Russell
*/
public class MiscellaneousTests {
@Rule
public LongRunningIntegrationTest longRunning = new LongRunningIntegrationTest();
/**
* Asserts that receive-timeout is honored even if
* requests (once in process), takes less then receive-timeout value
* when requests are queued up (e.g., single consumer receiver)
*/
@Test
public void testTimeoutHonoringWhenRequestsQueuedUp() throws Exception {
ActiveMqTestUtils.prepare();
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("honor-timeout.xml", this.getClass());
final RequestReplyExchanger gateway = context.getBean(RequestReplyExchanger.class);
final CountDownLatch latch = new CountDownLatch(3);
final AtomicInteger replies = new AtomicInteger();
StopWatch stopWatch = new StopWatch();
stopWatch.start();
for (int i = 0; i < 3; i++) {
this.exchange(latch, gateway, replies);
}
latch.await();
stopWatch.stop();
assertTrue(stopWatch.getTotalTimeMillis() <= 18000);
assertEquals(1, replies.get());
context.close();
}
private void exchange(final CountDownLatch latch, final RequestReplyExchanger gateway, final AtomicInteger replies) {
new Thread(() -> {
try {
gateway.exchange(new GenericMessage<String>(""));
replies.incrementAndGet();
}
catch (Exception e) {
//ignore
}
latch.countDown();
}).start();
}
}