/**
 * 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.usecases;

import java.util.List;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.Session;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.test.JmsSendReceiveTestSupport;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 *
 */
public class CompositePublishTest extends JmsSendReceiveTestSupport {

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

   protected Connection sendConnection;
   protected Connection receiveConnection;
   protected Session receiveSession;
   protected MessageConsumer[] consumers;
   @SuppressWarnings("rawtypes")
   protected List[] messageLists;

   @SuppressWarnings("unchecked")
   @Override
   protected void setUp() throws Exception {
      super.setUp();

      connectionFactory = createConnectionFactory();

      sendConnection = createConnection();
      sendConnection.start();

      receiveConnection = createConnection();
      receiveConnection.start();

      LOG.info("Created sendConnection: " + sendConnection);
      LOG.info("Created receiveConnection: " + receiveConnection);

      session = sendConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      receiveSession = receiveConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);

      LOG.info("Created sendSession: " + session);
      LOG.info("Created receiveSession: " + receiveSession);

      producer = session.createProducer(null);

      LOG.info("Created producer: " + producer);

      if (topic) {
         consumerDestination = session.createTopic(getConsumerSubject());
         producerDestination = session.createTopic(getProducerSubject());
      }
      else {
         consumerDestination = session.createQueue(getConsumerSubject());
         producerDestination = session.createQueue(getProducerSubject());
      }

      LOG.info("Created  consumer destination: " + consumerDestination + " of type: " + consumerDestination.getClass());
      LOG.info("Created  producer destination: " + producerDestination + " of type: " + producerDestination.getClass());

      Destination[] destinations = getDestinations();
      consumers = new MessageConsumer[destinations.length];
      messageLists = new List[destinations.length];
      for (int i = 0; i < destinations.length; i++) {
         Destination dest = destinations[i];
         messageLists[i] = createConcurrentList();
         consumers[i] = receiveSession.createConsumer(dest);
         consumers[i].setMessageListener(createMessageListener(i, messageLists[i]));
      }

      LOG.info("Started connections");
   }

   protected MessageListener createMessageListener(int i, final List<Message> messageList) {
      return new MessageListener() {
         @Override
         public void onMessage(Message message) {
            consumeMessage(message, messageList);
         }
      };
   }

   /**
    * Returns the subject on which we publish
    */
   @Override
   protected String getSubject() {
      return getPrefix() + "FOO.BAR," + getPrefix() + "FOO.X.Y";
   }

   /**
    * Returns the destinations to which we consume
    */
   protected Destination[] getDestinations() {
      return new Destination[]{new ActiveMQTopic(getPrefix() + "FOO.BAR"), new ActiveMQTopic(getPrefix() + "FOO.*"), new ActiveMQTopic(getPrefix() + "FOO.X.Y")};
   }

   protected String getPrefix() {
      return super.getSubject() + ".";
   }

   @SuppressWarnings("unchecked")
   @Override
   protected void assertMessagesAreReceived() throws JMSException {
      waitForMessagesToBeDelivered();
      int size = messageLists.length;
      for (int i = 0; i < size; i++) {
         LOG.info("Message list: " + i + " contains: " + messageLists[i].size() + " message(s)");
      }
      size = messageLists.length;
      for (int i = 0; i < size; i++) {
         assertMessagesReceivedAreValid(messageLists[i]);
      }
   }

   @Override
   protected ActiveMQConnectionFactory createConnectionFactory() {
      return new ActiveMQConnectionFactory("vm://localhost");
   }

   @Override
   protected void tearDown() throws Exception {
      session.close();
      receiveSession.close();

      sendConnection.close();
      receiveConnection.close();
   }
}
