/**
 * 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 java.util.List;
import java.util.concurrent.TimeUnit;

import javax.jms.Connection;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.management.ObjectName;

import org.apache.activemq.EmbeddedBrokerTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.jmx.DestinationViewMBean;
import org.apache.activemq.broker.region.DestinationInterceptor;
import org.apache.activemq.broker.region.policy.PolicyEntry;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.apache.activemq.broker.region.virtual.MirroredQueue;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.spring.ConsumerBean;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AMQ3157Test extends EmbeddedBrokerTestSupport {

   private static final transient Logger LOG = LoggerFactory.getLogger(AMQ3157Test.class);
   private Connection connection;

   public void testInactiveMirroredQueueIsCleanedUp() throws Exception {

      if (connection == null) {
         connection = createConnection();
      }
      connection.start();

      ConsumerBean messageList = new ConsumerBean();
      messageList.setVerbose(true);

      ActiveMQDestination consumeDestination = createConsumeDestination();

      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      LOG.info("Consuming from: " + consumeDestination);

      MessageConsumer c1 = session.createConsumer(consumeDestination);
      c1.setMessageListener(messageList);

      // create topic producer
      ActiveMQQueue sendDestination = new ActiveMQQueue(getQueueName());
      LOG.info("Sending to: " + sendDestination);

      MessageProducer producer = session.createProducer(sendDestination);
      assertNotNull(producer);

      final int total = 10;
      for (int i = 0; i < total; i++) {
         producer.send(session.createTextMessage("message: " + i));
      }

      messageList.assertMessagesArrived(total);
      LOG.info("Received: " + messageList);
      messageList.flushMessages();

      MessageConsumer c2 = session.createConsumer(sendDestination);
      c2.setMessageListener(messageList);
      messageList.assertMessagesArrived(total);
      LOG.info("Q Received: " + messageList);

      connection.close();

      List<ObjectName> topics = Arrays.asList(broker.getAdminView().getTopics());
      assertTrue(topics.contains(createObjectName(consumeDestination)));
      List<ObjectName> queues = Arrays.asList(broker.getAdminView().getQueues());
      assertTrue(queues.contains(createObjectName(sendDestination)));

      Thread.sleep(TimeUnit.SECONDS.toMillis(10));

      topics = Arrays.asList(broker.getAdminView().getTopics());
      if (topics != null) {
         assertFalse("Virtual Topic Desination did not get cleaned up.", topics.contains(createObjectName(consumeDestination)));
      }
      queues = Arrays.asList(broker.getAdminView().getQueues());
      if (queues != null) {
         assertFalse("Mirrored Queue Desination did not get cleaned up.", queues.contains(createObjectName(sendDestination)));
      }
   }

   protected ActiveMQDestination createConsumeDestination() {
      return new ActiveMQTopic("VirtualTopic.Mirror." + getQueueName());
   }

   protected String getQueueName() {
      return "My.Queue";
   }

   @Override
   protected BrokerService createBroker() throws Exception {
      BrokerService answer = new BrokerService();
      answer.setUseMirroredQueues(true);
      answer.setPersistent(isPersistent());
      answer.setSchedulePeriodForDestinationPurge(1000);

      PolicyEntry entry = new PolicyEntry();
      entry.setGcInactiveDestinations(true);
      entry.setInactiveTimoutBeforeGC(5000);
      entry.setProducerFlowControl(true);
      PolicyMap map = new PolicyMap();
      map.setDefaultEntry(entry);

      MirroredQueue mirrorQ = new MirroredQueue();
      mirrorQ.setCopyMessage(true);
      DestinationInterceptor[] destinationInterceptors = new DestinationInterceptor[]{mirrorQ};
      answer.setDestinationInterceptors(destinationInterceptors);

      answer.setDestinationPolicy(map);
      answer.addConnector(bindAddress);

      return answer;
   }

   protected DestinationViewMBean createView(ActiveMQDestination destination) throws Exception {
      String domain = "org.apache.activemq";
      ObjectName name;
      if (destination.isQueue()) {
         name = new ObjectName(domain + ":BrokerName=localhost,Type=Queue,Destination=" + destination.getPhysicalName());
      }
      else {
         name = new ObjectName(domain + ":BrokerName=localhost,Type=Topic,Destination=" + destination.getPhysicalName());
      }
      return (DestinationViewMBean) broker.getManagementContext().newProxyInstance(name, DestinationViewMBean.class, true);
   }

   protected ObjectName createObjectName(ActiveMQDestination destination) throws Exception {
      String domain = "org.apache.activemq";
      ObjectName name;
      if (destination.isQueue()) {
         name = new ObjectName(domain + ":type=Broker,brokerName=localhost," +
                                  "destinationType=Queue,destinationName=" + destination.getPhysicalName());
      }
      else {
         name = new ObjectName(domain + ":type=Broker,brokerName=localhost," +
                                  "destinationType=Topic,destinationName=" + destination.getPhysicalName());
      }

      return name;
   }

   @Override
   protected void tearDown() throws Exception {
      if (connection != null) {
         connection.close();
      }
      super.tearDown();
   }

}
