QueueMbeanRestartTest.java

/**
 * 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.broker;

import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.management.ObjectName;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import org.apache.activemq.TestSupport;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.util.JMXSupport;
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 QueueMbeanRestartTest extends TestSupport {

   private static final transient Logger LOG = LoggerFactory.getLogger(QueueMbeanRestartTest.class);

   BrokerService broker;

   private final TestSupport.PersistenceAdapterChoice persistenceAdapterChoice;

   @Parameterized.Parameters
   public static Collection<TestSupport.PersistenceAdapterChoice[]> getTestParameters() {
      TestSupport.PersistenceAdapterChoice[] kahaDb = {TestSupport.PersistenceAdapterChoice.KahaDB};
      TestSupport.PersistenceAdapterChoice[] levelDb = {TestSupport.PersistenceAdapterChoice.LevelDB};
      TestSupport.PersistenceAdapterChoice[] jdbc = {TestSupport.PersistenceAdapterChoice.JDBC};
      List<TestSupport.PersistenceAdapterChoice[]> choices = new ArrayList<>();
      choices.add(kahaDb);
      choices.add(levelDb);
      choices.add(jdbc);

      return choices;
   }

   public QueueMbeanRestartTest(TestSupport.PersistenceAdapterChoice choice) {
      this.persistenceAdapterChoice = choice;
   }

   @Override
   @Before
   public void setUp() throws Exception {
      topic = false;
      super.setUp();
   }

   @Override
   @After
   public void tearDown() throws Exception {
      super.tearDown();
      broker.stop();
   }

   @Test(timeout = 60000)
   public void testMBeanPresenceOnRestart() throws Exception {
      createBroker(true);

      sendMessages();
      verifyPresenceOfQueueMbean();
      LOG.info("restart....");

      restartBroker();
      verifyPresenceOfQueueMbean();
   }

   private void restartBroker() throws Exception {
      broker.stop();
      broker.waitUntilStopped();
      Thread.sleep(5 * 1000);
      createBroker(false);
      broker.waitUntilStarted();
   }

   private void verifyPresenceOfQueueMbean() throws Exception {
      for (ObjectName name : broker.getManagementContext().queryNames(null, null)) {
         LOG.info("candidate :" + name);
         String type = name.getKeyProperty("destinationType");
         if (type != null && type.equals("Queue")) {
            assertEquals(JMXSupport.encodeObjectNamePart(((ActiveMQQueue) createDestination()).getPhysicalName()), name.getKeyProperty("destinationName"));
            LOG.info("found mbbean " + name);
            return;
         }
      }
      fail("expected to find matching queue mbean for: " + createDestination());
   }

   private void sendMessages() throws Exception {
      Session session = createConnection().createSession(false, Session.AUTO_ACKNOWLEDGE);
      MessageProducer producer = session.createProducer(createDestination());
      producer.send(session.createTextMessage());
   }

   private void createBroker(boolean deleteAll) throws Exception {
      broker = new BrokerService();
      setPersistenceAdapter(broker, persistenceAdapterChoice);

      broker.setDeleteAllMessagesOnStartup(deleteAll);
      broker.start();
   }
}