/**
 * 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 javax.jms.Destination;
import javax.jms.MessageConsumer;
import java.io.File;
import java.io.IOException;
import java.net.URI;

import org.apache.activemq.JmsMultipleBrokersTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.DestinationInterceptor;
import org.apache.activemq.broker.region.virtual.VirtualDestination;
import org.apache.activemq.broker.region.virtual.VirtualDestinationInterceptor;
import org.apache.activemq.broker.region.virtual.VirtualTopic;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.network.NetworkConnector;
import org.apache.activemq.store.kahadb.KahaDBStore;
import org.apache.activemq.util.MessageIdList;

public class TwoBrokerVirtualDestDinamicallyIncludedDestTest extends JmsMultipleBrokersTestSupport {

   protected static final int MESSAGE_COUNT = 10;
   boolean dynamicOnly = true;
   int networkTTL = 1;
   boolean conduit = true;
   boolean suppressDuplicateQueueSubscriptions = true;
   boolean decreaseNetworkConsumerPriority = true;

   /**
    * BrokerA -> BrokerB && BrokerB -> BrokerA
    */
   public void testTopicDinamicallyIncludedBehavior() throws Exception {

      startAllBrokers();

      // Setup destination
      Destination dest = createDestination("test", true);

      // Setup consumers
      MessageConsumer clientA = createConsumer("BrokerA", dest);
      MessageConsumer clientB = createConsumer("BrokerB", dest);

      Thread.sleep(2 * 1000);

      // Send messages
      sendMessages("BrokerA", dest, MESSAGE_COUNT);

      // Get message count
      MessageIdList msgsA = getConsumerMessages("BrokerA", clientA);
      msgsA.waitForMessagesToArrive(MESSAGE_COUNT);
      assertEquals(MESSAGE_COUNT, msgsA.getMessageCount());

      MessageIdList msgsB = getConsumerMessages("BrokerB", clientB);
      msgsB.waitForMessagesToArrive(MESSAGE_COUNT);
      assertEquals(0, msgsB.getMessageCount());

   }

   /**
    * BrokerA -> BrokerB && BrokerB -> BrokerA
    */
   public void testVirtualDestinationsDinamicallyIncludedBehavior1() throws Exception {

      startAllBrokers();

      // Setup destination
      Destination dest = createDestination("global.test", true);

      // Setup consumers
      MessageConsumer clientB1 = createConsumer("BrokerB", dest);
      MessageConsumer clientB2 = createConsumer("BrokerB", createDestination("Consumer.foo-bar.global.test", false));

      Thread.sleep(2 * 1000);

      int messageCount = MESSAGE_COUNT;
      // Send messages
      sendMessages("BrokerA", dest, messageCount);

      // Get message count
      MessageIdList msgsB1 = getConsumerMessages("BrokerB", clientB1);
      msgsB1.waitForMessagesToArrive(messageCount);
      assertEquals(messageCount, msgsB1.getMessageCount());

      MessageIdList msgsB2 = getConsumerMessages("BrokerB", clientB2);
      msgsB2.waitForMessagesToArrive(messageCount);
      assertEquals(messageCount, msgsB2.getMessageCount());

   }

   /**
    * BrokerA -> BrokerB && BrokerB -> BrokerA
    */
   public void testVirtualDestinationsDinamicallyIncludedBehavior2() throws Exception {

      startAllBrokers();

      // Setup destination
      Destination dest = createDestination("global.test", true);

      // Setup consumers
      //MessageConsumer clientB1 = createConsumer("BrokerB", dest);
      MessageConsumer clientB2 = createConsumer("BrokerB", createDestination("Consumer.foo-bar.global.test", false));

      Thread.sleep(2 * 1000);

      // Send messages
      sendMessages("BrokerA", dest, MESSAGE_COUNT);

      // Get message count
      MessageIdList msgsB2 = getConsumerMessages("BrokerB", clientB2);
      msgsB2.waitForMessagesToArrive(MESSAGE_COUNT);
      assertEquals(MESSAGE_COUNT, msgsB2.getMessageCount());

   }

   /**
    * BrokerA -> BrokerB && BrokerB -> BrokerA
    */
   public void testVirtualDestinationsDinamicallyIncludedBehavior3() throws Exception {
      final String topic = "global.test";
      final String vq = "Consumer.foo." + topic;

      startAllBrokers();
      final int msgs1 = 1001;
      final int msgs2 = 1456;

      // Setup destination
      Destination tDest = createDestination(topic, true);
      Destination vqDest = createDestination(vq, false);

      // Setup consumers
      MessageConsumer clientB1t = createConsumer("BrokerA", tDest);
      MessageConsumer clientB2t = createConsumer("BrokerB", tDest);
      MessageConsumer clientB1vq = createConsumer("BrokerA", vqDest);

      Thread.sleep(2 * 1000);

      // Send messages
      sendMessages("BrokerA", tDest, msgs1);
      sendMessages("BrokerB", tDest, msgs2);

      Thread.sleep(5000);

      // Get message count
      MessageIdList msgsB1t = getConsumerMessages("BrokerA", clientB1t);
      msgsB1t.waitForMessagesToArrive(msgs1 + msgs2);
      assertEquals(msgs1 + msgs2, msgsB1t.getMessageCount());
      MessageIdList msgsB2t = getConsumerMessages("BrokerB", clientB2t);
      msgsB2t.waitForMessagesToArrive(msgs1 + msgs2);
      assertEquals(msgs1 + msgs2, msgsB2t.getMessageCount());
      MessageIdList msgsB1vq = getConsumerMessages("BrokerA", clientB1vq);
      msgsB1vq.waitForMessagesToArrive(msgs1 + msgs2);
      assertEquals(msgs1 + msgs2, msgsB1vq.getMessageCount());

      assertEquals(0, getQueueSize("BrokerA", (ActiveMQDestination) vqDest));
      assertEquals(0, getQueueSize("BrokerB", (ActiveMQDestination) vqDest));
      destroyAllBrokers();
   }

   public long getQueueSize(String broker, ActiveMQDestination destination) throws Exception {
      BrokerItem bi = brokers.get(broker);
      return bi.broker.getDestination(destination).getDestinationStatistics().getMessages().getCount();
   }

   @Override
   public void setUp() throws Exception {
      super.setAutoFail(true);
      super.setUp();
      String options = new String("?useJmx=false&deleteAllMessagesOnStartup=true");
      createAndConfigureBroker(new URI("broker:(tcp://localhost:61616)/BrokerA" + options));
      createAndConfigureBroker(new URI("broker:(tcp://localhost:61617)/BrokerB" + options));

      // Setup broker networks
      NetworkConnector nc1 = bridgeBrokers("BrokerA", "BrokerB", dynamicOnly, networkTTL, conduit);
      nc1.setDecreaseNetworkConsumerPriority(decreaseNetworkConsumerPriority);
      nc1.setSuppressDuplicateQueueSubscriptions(suppressDuplicateQueueSubscriptions);
      nc1.addStaticallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.TOPIC_TYPE));
      //nc1.addExcludedDestination(ActiveMQDestination.createDestination("Consumer.*.global.>", ActiveMQDestination.QUEUE_TYPE));
      nc1.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.QUEUE_TYPE));
      nc1.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.TOPIC_TYPE));
      nc1.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("Consumer.*.global.>", ActiveMQDestination.QUEUE_TYPE));

      NetworkConnector nc2 = bridgeBrokers("BrokerB", "BrokerA", dynamicOnly, networkTTL, conduit);
      nc2.setDecreaseNetworkConsumerPriority(decreaseNetworkConsumerPriority);
      nc2.setSuppressDuplicateQueueSubscriptions(suppressDuplicateQueueSubscriptions);
      nc2.addStaticallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.TOPIC_TYPE));
      //nc2.addExcludedDestination(ActiveMQDestination.createDestination("Consumer.*.global.>", ActiveMQDestination.QUEUE_TYPE));
      nc2.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.QUEUE_TYPE));
      nc2.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("global.>", ActiveMQDestination.TOPIC_TYPE));
      nc2.addDynamicallyIncludedDestination(ActiveMQDestination.createDestination("Consumer.*.global.>", ActiveMQDestination.QUEUE_TYPE));
   }

   private BrokerService createAndConfigureBroker(URI uri) throws Exception {
      BrokerService broker = createBroker(uri);

      configurePersistenceAdapter(broker);

      // make all topics virtual and consumers use the default prefix
      VirtualDestinationInterceptor virtualDestinationInterceptor = new VirtualDestinationInterceptor();
      VirtualTopic vTopic = new VirtualTopic();
      vTopic.setLocal(true);
      virtualDestinationInterceptor.setVirtualDestinations(new VirtualDestination[]{vTopic});
      DestinationInterceptor[] destinationInterceptors = new DestinationInterceptor[]{virtualDestinationInterceptor};
      broker.setDestinationInterceptors(destinationInterceptors);
      return broker;
   }

   protected void configurePersistenceAdapter(BrokerService broker) throws IOException {
      File dataFileDir = new File("target/test-amq-data/kahadb/" + broker.getBrokerName());
      KahaDBStore kaha = new KahaDBStore();
      kaha.setDirectory(dataFileDir);
      kaha.deleteAllMessages();
      broker.setPersistenceAdapter(kaha);
   }
}
