/*
* 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.activemq.artemis.tests.integration.client;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.api.core.client.ClientConsumer;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientProducer;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
import org.apache.activemq.artemis.api.core.client.MessageHandler;
import org.apache.activemq.artemis.api.core.client.ServerLocator;
import org.apache.activemq.artemis.core.server.ActiveMQServer;
import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class DeliveryOrderTest extends ActiveMQTestBase {
public final SimpleString addressA = new SimpleString("addressA");
public final SimpleString queueA = new SimpleString("queueA");
public final SimpleString queueB = new SimpleString("queueB");
public final SimpleString queueC = new SimpleString("queueC");
private ServerLocator locator;
private ActiveMQServer server;
private ClientSessionFactory cf;
@Override
@Before
public void setUp() throws Exception {
super.setUp();
locator = createInVMNonHALocator();
server = createServer(false);
server.start();
cf = createSessionFactory(locator);
}
@Test
public void testSendDeliveryOrderOnCommit() throws Exception {
ClientSession sendSession = cf.createSession(false, false, true);
ClientProducer cp = sendSession.createProducer(addressA);
int numMessages = 1000;
sendSession.createQueue(addressA, queueA, false);
for (int i = 0; i < numMessages; i++) {
ClientMessage cm = sendSession.createMessage(false);
cm.getBodyBuffer().writeInt(i);
cp.send(cm);
if (i % 10 == 0) {
sendSession.commit();
}
sendSession.commit();
}
ClientConsumer c = sendSession.createConsumer(queueA);
sendSession.start();
for (int i = 0; i < numMessages; i++) {
ClientMessage cm = c.receive(5000);
Assert.assertNotNull(cm);
Assert.assertEquals(i, cm.getBodyBuffer().readInt());
}
sendSession.close();
}
@Test
public void testReceiveDeliveryOrderOnRollback() throws Exception {
ClientSession sendSession = cf.createSession(false, true, false);
ClientProducer cp = sendSession.createProducer(addressA);
int numMessages = 1000;
sendSession.createQueue(addressA, queueA, false);
for (int i = 0; i < numMessages; i++) {
ClientMessage cm = sendSession.createMessage(false);
cm.getBodyBuffer().writeInt(i);
cp.send(cm);
}
ClientConsumer c = sendSession.createConsumer(queueA);
sendSession.start();
for (int i = 0; i < numMessages; i++) {
ClientMessage cm = c.receive(5000);
Assert.assertNotNull(cm);
cm.acknowledge();
Assert.assertEquals(i, cm.getBodyBuffer().readInt());
}
sendSession.rollback();
for (int i = 0; i < numMessages; i++) {
ClientMessage cm = c.receive(5000);
Assert.assertNotNull(cm);
cm.acknowledge();
Assert.assertEquals(i, cm.getBodyBuffer().readInt());
}
sendSession.close();
}
@Test
public void testMultipleConsumersMessageOrder() throws Exception {
ClientSession sendSession = cf.createSession(false, true, true);
ClientSession recSession = cf.createSession(false, true, true);
sendSession.createQueue(addressA, queueA, false);
int numReceivers = 100;
AtomicInteger count = new AtomicInteger(0);
int numMessage = 10000;
ClientConsumer[] clientConsumers = new ClientConsumer[numReceivers];
Receiver[] receivers = new Receiver[numReceivers];
CountDownLatch latch = new CountDownLatch(numMessage);
for (int i = 0; i < numReceivers; i++) {
clientConsumers[i] = recSession.createConsumer(queueA);
receivers[i] = new Receiver(latch);
clientConsumers[i].setMessageHandler(receivers[i]);
}
recSession.start();
ClientProducer clientProducer = sendSession.createProducer(addressA);
for (int i = 0; i < numMessage; i++) {
ClientMessage cm = sendSession.createMessage(false);
cm.getBodyBuffer().writeInt(count.getAndIncrement());
clientProducer.send(cm);
}
Assert.assertTrue(latch.await(10, TimeUnit.SECONDS));
for (Receiver receiver : receivers) {
Assert.assertFalse("" + receiver.lastMessage, receiver.failed);
}
sendSession.close();
recSession.close();
}
class Receiver implements MessageHandler {
final CountDownLatch latch;
int lastMessage = -1;
boolean failed = false;
Receiver(final CountDownLatch latch) {
this.latch = latch;
}
@Override
public void onMessage(final ClientMessage message) {
int i = message.getBodyBuffer().readInt();
try {
message.acknowledge();
} catch (ActiveMQException e) {
e.printStackTrace();
}
if (i <= lastMessage) {
failed = true;
}
lastMessage = i;
latch.countDown();
}
}
}