/**
* 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.bugs;
import java.util.Arrays;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.Topic;
import javax.management.ObjectName;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.jmx.BrokerView;
import org.apache.activemq.broker.jmx.DurableSubscriptionViewMBean;
import org.apache.activemq.broker.region.policy.FilePendingDurableSubscriberMessageStoragePolicy;
import org.apache.activemq.broker.region.policy.PendingDurableSubscriberMessageStoragePolicy;
import org.apache.activemq.broker.region.policy.PolicyEntry;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.apache.activemq.broker.region.policy.StorePendingDurableSubscriberMessageStoragePolicy;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@RunWith(value = Parameterized.class)
public class AMQ4656Test {
private static final transient Logger LOG = LoggerFactory.getLogger(AMQ4656Test.class);
private static BrokerService brokerService;
private static String BROKER_ADDRESS = "tcp://localhost:0";
private String connectionUri;
@Parameterized.Parameter
public PendingDurableSubscriberMessageStoragePolicy pendingDurableSubPolicy;
@Parameterized.Parameters(name="{0}")
public static Iterable<Object[]> getTestParameters() {
return Arrays.asList(new Object[][]{{new FilePendingDurableSubscriberMessageStoragePolicy()},{new StorePendingDurableSubscriberMessageStoragePolicy()}});
}
@Before
public void setUp() throws Exception {
brokerService = new BrokerService();
PolicyMap policyMap = new PolicyMap();
PolicyEntry defaultEntry = new PolicyEntry();
defaultEntry.setPendingDurableSubscriberPolicy(pendingDurableSubPolicy);
policyMap.setDefaultEntry(defaultEntry);
brokerService.setDestinationPolicy(policyMap);
brokerService.setPersistent(false);
brokerService.setUseJmx(true);
brokerService.setDeleteAllMessagesOnStartup(true);
connectionUri = brokerService.addConnector(BROKER_ADDRESS).getPublishableConnectString();
brokerService.start();
brokerService.waitUntilStarted();
}
@After
public void tearDown() throws Exception {
brokerService.stop();
brokerService.waitUntilStopped();
}
@Test
public void testDurableConsumerEnqueueCountWithZeroPrefetch() throws Exception {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(connectionUri);
Connection connection = connectionFactory.createConnection();
connection.setClientID(getClass().getName());
connection.start();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Destination destination = session.createTopic("DurableTopic");
MessageConsumer consumer = session.createDurableSubscriber((Topic) destination, "EnqueueSub");
BrokerView view = brokerService.getAdminView();
view.getDurableTopicSubscribers();
ObjectName subName = view.getDurableTopicSubscribers()[0];
DurableSubscriptionViewMBean sub = (DurableSubscriptionViewMBean)
brokerService.getManagementContext().newProxyInstance(subName, DurableSubscriptionViewMBean.class, true);
assertEquals(0, sub.getEnqueueCounter());
assertEquals(0, sub.getDequeueCounter());
assertEquals(0, sub.getPendingQueueSize());
assertEquals(0, sub.getDispatchedCounter());
assertEquals(0, sub.getDispatchedQueueSize());
consumer.close();
MessageProducer producer = session.createProducer(destination);
for (int i = 0; i < 20; i++) {
producer.send(session.createMessage());
}
producer.close();
consumer = session.createDurableSubscriber((Topic) destination, "EnqueueSub");
Thread.sleep(1000);
assertEquals(20, sub.getEnqueueCounter());
assertEquals(0, sub.getDequeueCounter());
assertEquals(0, sub.getPendingQueueSize());
assertEquals(20, sub.getDispatchedCounter());
assertEquals(20, sub.getDispatchedQueueSize());
LOG.info("Pending Queue Size with no receives: {}", sub.getPendingQueueSize());
assertNotNull(consumer.receive(1000));
assertNotNull(consumer.receive(1000));
consumer.close();
Thread.sleep(2000);
LOG.info("Pending Queue Size with two receives: {}", sub.getPendingQueueSize());
assertEquals(20, sub.getEnqueueCounter());
assertEquals(2, sub.getDequeueCounter());
assertEquals(18, sub.getPendingQueueSize());
assertEquals(20, sub.getDispatchedCounter());
assertEquals(0, sub.getDispatchedQueueSize());
session.close();
connection.close();
}
}