/**
 * 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 static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.io.IOException;
import java.util.ArrayList;

import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.Session;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.Destination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.store.PersistenceAdapter;
import org.apache.activemq.store.kahadb.FilteredKahaDBPersistenceAdapter;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;
import org.apache.activemq.store.kahadb.MultiKahaDBPersistenceAdapter;
import org.apache.activemq.util.Wait;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AMQ4407Test {

   static final Logger LOG = LoggerFactory.getLogger(AMQ4407Test.class);
   private final static int maxFileLength = 1024 * 1024 * 32;

   private final static String PREFIX_DESTINATION_NAME = "queue";

   private final static String DESTINATION_NAME = PREFIX_DESTINATION_NAME + ".test";
   private final static String DESTINATION_NAME_2 = PREFIX_DESTINATION_NAME + "2.test";
   private final static String DESTINATION_NAME_3 = PREFIX_DESTINATION_NAME + "3.test";

   BrokerService broker;

   @Before
   public void setUp() throws Exception {
      prepareBrokerWithMultiStore(true);
      broker.start();
      broker.waitUntilStarted();
   }

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

   protected BrokerService createBroker(PersistenceAdapter kaha) throws Exception {
      BrokerService broker = new BrokerService();
      broker.setUseJmx(true);
      broker.setBrokerName("localhost");
      broker.setPersistenceAdapter(kaha);
      return broker;
   }

   @Test
   public void testRestartAfterQueueDelete() throws Exception {

      // Ensure we have an Admin View.
      assertTrue("Broker doesn't have an Admin View.", Wait.waitFor(new Wait.Condition() {
         @Override
         public boolean isSatisified() throws Exception {
            return (broker.getAdminView()) != null;
         }
      }));

      LOG.info("Adding destinations: {}, {}, {}", new Object[]{DESTINATION_NAME, DESTINATION_NAME_3, DESTINATION_NAME_3});
      sendMessage(DESTINATION_NAME, "test 1");
      sendMessage(DESTINATION_NAME_2, "test 1");
      sendMessage(DESTINATION_NAME_3, "test 1");

      assertNotNull(broker.getDestination(new ActiveMQQueue(DESTINATION_NAME)));
      assertNotNull(broker.getDestination(new ActiveMQQueue(DESTINATION_NAME_2)));
      assertNotNull(broker.getDestination(new ActiveMQQueue(DESTINATION_NAME_3)));

      LOG.info("Removing destination: {}", DESTINATION_NAME_2);
      broker.getAdminView().removeQueue(DESTINATION_NAME_2);

      LOG.info("Recreating destination: {}", DESTINATION_NAME_2);
      sendMessage(DESTINATION_NAME_2, "test 1");

      Destination destination2 = broker.getDestination(new ActiveMQQueue(DESTINATION_NAME_2));
      assertNotNull(destination2);
      assertEquals(1, destination2.getMessageStore().getMessageCount());
   }

   protected KahaDBPersistenceAdapter createStore(boolean delete) throws IOException {
      KahaDBPersistenceAdapter kaha = new KahaDBPersistenceAdapter();
      kaha.setJournalMaxFileLength(maxFileLength);
      kaha.setCleanupInterval(5000);
      if (delete) {
         kaha.deleteAllMessages();
      }
      return kaha;
   }

   public void prepareBrokerWithMultiStore(boolean deleteAllMessages) throws Exception {

      MultiKahaDBPersistenceAdapter multiKahaDBPersistenceAdapter = new MultiKahaDBPersistenceAdapter();
      if (deleteAllMessages) {
         multiKahaDBPersistenceAdapter.deleteAllMessages();
      }
      ArrayList<FilteredKahaDBPersistenceAdapter> adapters = new ArrayList<FilteredKahaDBPersistenceAdapter>();

      adapters.add(createFilteredKahaDBByDestinationPrefix(PREFIX_DESTINATION_NAME, deleteAllMessages));
      adapters.add(createFilteredKahaDBByDestinationPrefix(PREFIX_DESTINATION_NAME + "2", deleteAllMessages));
      adapters.add(createFilteredKahaDBByDestinationPrefix(null, deleteAllMessages));

      multiKahaDBPersistenceAdapter.setFilteredPersistenceAdapters(adapters);
      broker = createBroker(multiKahaDBPersistenceAdapter);
   }

   /**
    * Create filtered KahaDB adapter by destination prefix.
    *
    * @param destinationPrefix
    * @param deleteAllMessages
    * @return
    * @throws IOException
    */
   private FilteredKahaDBPersistenceAdapter createFilteredKahaDBByDestinationPrefix(String destinationPrefix,
                                                                                    boolean deleteAllMessages) throws IOException {
      FilteredKahaDBPersistenceAdapter template = new FilteredKahaDBPersistenceAdapter();
      template.setPersistenceAdapter(createStore(deleteAllMessages));
      if (destinationPrefix != null) {
         template.setQueue(destinationPrefix + ".>");
      }
      return template;
   }

   /**
    * Send message to particular destination.
    *
    * @param destinationName
    * @param message
    * @throws JMSException
    */
   private void sendMessage(String destinationName, String message) throws JMSException {
      ActiveMQConnectionFactory f = new ActiveMQConnectionFactory("vm://localhost");
      f.setAlwaysSyncSend(true);
      Connection c = f.createConnection();
      c.start();
      Session s = c.createSession(false, Session.AUTO_ACKNOWLEDGE);
      MessageProducer producer = s.createProducer(new ActiveMQQueue(destinationName));
      producer.send(s.createTextMessage(message));
      producer.close();
      s.close();
      c.stop();
   }

}