/**
 * 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.store.jdbc;

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

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;

import javax.jms.Destination;
import javax.jms.MessageProducer;
import javax.jms.Session;

import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.Message;
import org.apache.activemq.openwire.OpenWireFormat;
import org.apache.activemq.store.jdbc.adapter.DefaultJDBCAdapter;
import org.apache.activemq.util.ByteSequence;
import org.apache.activemq.wireformat.WireFormat;
import org.apache.derby.jdbc.EmbeddedDataSource;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class JDBCTablePrefixAssignedTest {

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

   private BrokerService service;

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

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

   @Test
   public void testTablesHave() throws Exception {

      ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory("vm://localhost?create=false");
      ActiveMQConnection connection = (ActiveMQConnection) cf.createConnection();

      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      Destination destination = session.createQueue("TEST.FOO");
      MessageProducer producer = session.createProducer(destination);

      for (int i = 0; i < 10; ++i) {
         producer.send(session.createTextMessage("test"));
      }
      producer.close();
      connection.close();

      List<Message> queuedMessages = null;
      try {
         queuedMessages = dumpMessages();
      }
      catch (Exception ex) {
         LOG.info("Caught ex: ", ex);
         fail("Should not have thrown an exception");
      }

      assertNotNull(queuedMessages);
      assertEquals("Should have found 10 messages", 10, queuedMessages.size());
   }

   protected List<Message> dumpMessages() throws Exception {
      WireFormat wireFormat = new OpenWireFormat();
      java.sql.Connection conn = ((JDBCPersistenceAdapter) service.getPersistenceAdapter()).getDataSource().getConnection();
      PreparedStatement statement = conn.prepareStatement("SELECT ID, MSG FROM MYPREFIX_ACTIVEMQ_MSGS");
      ResultSet result = statement.executeQuery();
      ArrayList<Message> results = new ArrayList<Message>();
      while (result.next()) {
         long id = result.getLong(1);
         Message message = (Message) wireFormat.unmarshal(new ByteSequence(result.getBytes(2)));
         LOG.info("id: " + id + ", message SeqId: " + message.getMessageId().getBrokerSequenceId() + ", MSG: " + message);
         results.add(message);
      }
      statement.close();
      conn.close();

      return results;
   }

   protected BrokerService createBroker() throws Exception {
      BrokerService broker = new BrokerService();
      JDBCPersistenceAdapter jdbc = new JDBCPersistenceAdapter();
      EmbeddedDataSource dataSource = new EmbeddedDataSource();
      dataSource.setDatabaseName("derbyDb");
      dataSource.setCreateDatabase("create");

      DefaultJDBCAdapter adapter = new DefaultJDBCAdapter();
      jdbc.setAdapter(adapter);

      Statements statements = new Statements();
      statements.setTablePrefix("MYPREFIX_");
      jdbc.setStatements(statements);

      jdbc.setUseLock(false);
      jdbc.setDataSource(dataSource);
      jdbc.deleteAllMessages();
      broker.setPersistenceAdapter(jdbc);
      return broker;
   }
}
