/*
* 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.jdbc;
import static org.junit.Assert.assertEquals;
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 java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import org.apache.commons.logging.LogFactory;
import org.junit.ClassRule;
import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.integration.store.MessageGroup;
import org.springframework.integration.store.MessageGroupQueue;
import org.springframework.integration.store.MessageGroupStore;
import org.springframework.integration.store.SimpleMessageStore;
import org.springframework.integration.test.support.LongRunningIntegrationTest;
import org.springframework.messaging.Message;
import org.springframework.messaging.support.GenericMessage;
/**
* @author Oleg Zhurakousky
* @author Artem Bilan
*/
public class MessageGroupQueueTests {
@ClassRule
public static LongRunningIntegrationTest longTests = new LongRunningIntegrationTest();
@Test
public void validateMgqInterruption() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 1);
final AtomicReference<InterruptedException> exceptionHolder = new AtomicReference<InterruptedException>();
Thread t = new Thread(() -> {
queue.offer(new GenericMessage<String>("hello"));
try {
queue.offer(new GenericMessage<String>("hello"), 100, TimeUnit.SECONDS);
}
catch (InterruptedException e) {
exceptionHolder.set(e);
}
});
t.start();
Thread.sleep(1000);
t.interrupt();
Thread.sleep(1000);
assertTrue(exceptionHolder.get() instanceof InterruptedException);
}
@Test
public void testConcurrentReadWrite() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 1);
final AtomicReference<Message<?>> messageHolder = new AtomicReference<Message<?>>();
Thread t1 = new Thread(() -> {
try {
messageHolder.set(queue.poll(1000, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
Thread t2 = new Thread(() -> {
try {
queue.offer(new GenericMessage<String>("hello"), 1000, TimeUnit.SECONDS);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
t1.start();
t2.start();
Thread.sleep(1000);
assertTrue(messageHolder.get() instanceof Message);
}
@Test
public void testConcurrentWriteRead() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 1);
final AtomicReference<Message<?>> messageHolder = new AtomicReference<Message<?>>();
queue.offer(new GenericMessage<String>("hello"), 1000, TimeUnit.SECONDS);
Thread t1 = new Thread(() -> {
try {
queue.offer(new GenericMessage<String>("Hi"), 1000, TimeUnit.SECONDS);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
Thread t2 = new Thread(() -> {
try {
queue.poll(1000, TimeUnit.SECONDS);
messageHolder.set(queue.poll(1000, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
t1.start();
Thread.sleep(1000);
t2.start();
Thread.sleep(1000);
assertTrue(messageHolder.get().getPayload().equals("Hi"));
}
@Test
public void testConcurrentReadersWithTimeout() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 1);
final AtomicReference<Message<?>> messageHolder1 = new AtomicReference<Message<?>>();
final AtomicReference<Message<?>> messageHolder2 = new AtomicReference<Message<?>>();
final AtomicReference<Message<?>> messageHolder3 = new AtomicReference<Message<?>>();
Thread t1 = new Thread(() -> {
try {
messageHolder1.set(queue.poll(10, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
Thread t2 = new Thread(() -> {
try {
messageHolder2.set(queue.poll(10, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
Thread t3 = new Thread(() -> {
try {
messageHolder3.set(queue.poll(10, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
Thread t4 = new Thread(() -> {
try {
queue.offer(new GenericMessage<String>("Hi"), 10, TimeUnit.SECONDS);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
t1.start();
Thread.sleep(1000);
t2.start();
Thread.sleep(1000);
t3.start();
Thread.sleep(1000);
t4.start();
Thread.sleep(1000);
assertNotNull(messageHolder1.get());
assertEquals("Hi", messageHolder1.get().getPayload());
Thread.sleep(4000);
assertTrue(messageHolder2.get() == null);
}
@Test
public void testConcurrentWritersWithTimeout() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 1);
final AtomicReference<Boolean> booleanHolder1 = new AtomicReference<Boolean>(true);
final AtomicReference<Boolean> booleanHolder2 = new AtomicReference<Boolean>(true);
final AtomicReference<Boolean> booleanHolder3 = new AtomicReference<Boolean>(true);
Thread t1 = new Thread(() -> {
try {
booleanHolder1.set(queue.offer(new GenericMessage<String>("Hi-1"), 2, TimeUnit.SECONDS));
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
Thread t2 = new Thread(() -> {
try {
boolean offered = queue.offer(new GenericMessage<String>("Hi-2"), 2, TimeUnit.SECONDS);
booleanHolder2.set(offered);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
Thread t3 = new Thread(() -> {
try {
boolean offered = queue.offer(new GenericMessage<String>("Hi-3"), 2, TimeUnit.SECONDS);
booleanHolder3.set(offered);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
t1.start();
Thread.sleep(1000);
t2.start();
Thread.sleep(100);
t3.start();
Thread.sleep(4000);
assertTrue(booleanHolder1.get());
assertFalse(booleanHolder2.get());
assertFalse(booleanHolder3.get());
}
@Test
public void testConcurrentWriteReadMulti() throws Exception {
final MessageGroupQueue queue = new MessageGroupQueue(new SimpleMessageStore(), 1, 4);
final AtomicReference<Message<?>> messageHolder = new AtomicReference<Message<?>>();
queue.offer(new GenericMessage<String>("hello"), 1000, TimeUnit.SECONDS);
Thread t1 = new Thread(() -> {
try {
queue.offer(new GenericMessage<String>("Hi"), 1000, TimeUnit.SECONDS);
queue.offer(new GenericMessage<String>("Hi"), 1000, TimeUnit.SECONDS);
queue.offer(new GenericMessage<String>("Hi"), 1000, TimeUnit.SECONDS);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue offer failed", e);
}
});
Thread t2 = new Thread(() -> {
try {
queue.poll(1000, TimeUnit.SECONDS);
messageHolder.set(queue.poll(1000, TimeUnit.SECONDS));
queue.poll(1000, TimeUnit.SECONDS);
queue.poll(1000, TimeUnit.SECONDS);
}
catch (Exception e) {
LogFactory.getLog(getClass()).error("queue poll failed", e);
}
});
t1.start();
Thread.sleep(1000);
t2.start();
Thread.sleep(1000);
assertTrue(messageHolder.get().getPayload().equals("Hi"));
assertNull(queue.poll(5, TimeUnit.SECONDS));
}
@Test
public void validateMgqInterruptionStoreLock() throws Exception {
MessageGroupStore mgs = Mockito.mock(MessageGroupStore.class);
Mockito.doAnswer(invocation -> {
Thread.sleep(5000);
return null;
}).when(mgs).addMessageToGroup(Mockito.any(Integer.class), Mockito.any(Message.class));
MessageGroup mg = Mockito.mock(MessageGroup.class);
Mockito.when(mgs.getMessageGroup(Mockito.any())).thenReturn(mg);
Mockito.when(mg.size()).thenReturn(0);
final MessageGroupQueue queue = new MessageGroupQueue(mgs, 1, 1);
final AtomicReference<InterruptedException> exceptionHolder = new AtomicReference<InterruptedException>();
Thread t1 = new Thread(() -> queue.offer(new GenericMessage<String>("hello")));
t1.start();
Thread.sleep(500);
Thread t2 = new Thread(() -> {
queue.offer(new GenericMessage<String>("hello"));
try {
queue.offer(new GenericMessage<String>("hello"), 100, TimeUnit.SECONDS);
}
catch (InterruptedException e) {
exceptionHolder.set(e);
}
});
t2.start();
Thread.sleep(1000);
t2.interrupt();
Thread.sleep(1000);
assertTrue(exceptionHolder.get() instanceof InterruptedException);
}
}