/**
 * 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.jmx;

import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.management.MBeanServer;
import javax.management.MBeanServerInvocationHandler;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

public class MBeanOperationTimeoutTest {

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

   private ActiveMQConnectionFactory connectionFactory;
   private BrokerService broker;
   private String connectionUri;
   private static final String destinationName = "MBeanOperationTimeoutTestQ";
   private static final String moveToDestinationName = "MBeanOperationTimeoutTestQ.Moved";

   protected MBeanServer mbeanServer;
   protected String domain = "org.apache.activemq";

   protected int messageCount = 50000;

   @Test(expected = TimeoutException.class)
   public void testLongOperationTimesOut() throws Exception {

      sendMessages(messageCount);
      LOG.info("Produced " + messageCount + " messages to the broker.");

      // Now get the QueueViewMBean and purge
      String objectNameStr = broker.getBrokerObjectName().toString();
      objectNameStr += ",destinationType=Queue,destinationName=" + destinationName;

      ObjectName queueViewMBeanName = assertRegisteredObjectName(objectNameStr);
      QueueViewMBean proxy = (QueueViewMBean) MBeanServerInvocationHandler.newProxyInstance(mbeanServer, queueViewMBeanName, QueueViewMBean.class, true);

      long count = proxy.getQueueSize();
      assertEquals("Queue size", count, messageCount);

      LOG.info("Attempting to move one message, TimeoutException expected");
      proxy.moveMatchingMessagesTo(null, moveToDestinationName);
   }

   private void sendMessages(int count) throws Exception {
      Connection connection = connectionFactory.createConnection();
      try {
         Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
         Destination destination = session.createQueue(destinationName);
         MessageProducer producer = session.createProducer(destination);
         for (int i = 0; i < messageCount; i++) {
            Message message = session.createMessage();
            message.setIntProperty("id", i);
            producer.send(message);
         }
         session.commit();
      }
      finally {
         connection.close();
      }
   }

   protected ObjectName assertRegisteredObjectName(String name) throws MalformedObjectNameException, NullPointerException {
      ObjectName objectName = new ObjectName(name);
      if (mbeanServer.isRegistered(objectName)) {
         LOG.info("Bean Registered: " + objectName);
      }
      else {
         fail("Could not find MBean!: " + objectName);
      }
      return objectName;
   }

   @Before
   public void setUp() throws Exception {
      broker = createBroker();
      broker.start();
      broker.waitUntilStarted();

      connectionUri = broker.getTransportConnectors().get(0).getPublishableConnectString();
      connectionFactory = new ActiveMQConnectionFactory(connectionUri);
      mbeanServer = broker.getManagementContext().getMBeanServer();
   }

   @After
   public void tearDown() throws Exception {
      Thread.sleep(500);
      if (broker != null) {
         broker.stop();
         broker.waitUntilStopped();
         broker = null;
      }
   }

   protected BrokerService createBroker() throws Exception {
      BrokerService answer = new BrokerService();
      answer.setMbeanInvocationTimeout(TimeUnit.SECONDS.toMillis(1));
      answer.setUseJmx(true);
      answer.addConnector("vm://localhost");
      answer.setDeleteAllMessagesOnStartup(true);
      return answer;
   }
}
