1   /*** 
2    * 
3    * Copyright 2004 Protique Ltd
4    * 
5    * Licensed under the Apache License, Version 2.0 (the "License"); 
6    * you may not use this file except in compliance with the License. 
7    * You may obtain a copy of the License at 
8    * 
9    * http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS, 
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
14   * See the License for the specific language governing permissions and 
15   * limitations under the License. 
16   * 
17   **/
18  package org.codehaus.activemq.tool;
19  
20  import org.codehaus.activemq.ActiveMQConnection;
21  import org.codehaus.activemq.ActiveMQConnectionFactory;
22  import org.codehaus.activemq.util.IndentPrinter;
23  
24  import javax.jms.Connection;
25  import javax.jms.Destination;
26  import javax.jms.JMSException;
27  import javax.jms.Session;
28  
29  /***
30   * Abstract base class useful for implementation inheritence
31   *
32   * @version $Revision: 1.9 $
33   */
34  public class ToolSupport {
35  
36  
37      protected Connection connection;
38      protected Session session;
39      protected Destination destination;
40      protected String subject = "TOOL.DEFAULT";
41      protected boolean topic = true;
42      protected String user = ActiveMQConnection.DEFAULT_USER;
43      protected String pwd = ActiveMQConnection.DEFAULT_PASSWORD;
44      protected String url = ActiveMQConnection.DEFAULT_URL;
45      protected boolean transacted = false;
46      protected boolean durable = false;
47      protected String clientID = getClass().getName();
48      protected int ackMode = Session.AUTO_ACKNOWLEDGE;
49      protected String consumerName = "James";
50  
51  
52      protected void createSession() throws JMSException {
53          connection = createConnection();
54          if (durable) {
55              connection.setClientID(clientID);
56          }
57          session = connection.createSession(transacted, ackMode);
58          if (topic) {
59              destination = session.createTopic(subject);
60          }
61          else {
62              destination = session.createQueue(subject);
63          }
64      }
65  
66      protected Connection createConnection() throws JMSException {
67          ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(user, pwd, url);
68          return connectionFactory.createConnection();
69      }
70  
71      protected void close() throws JMSException {
72          // lets dump the stats
73          dumpStats();
74  
75          if (session != null) {
76              session.close();
77          }
78          if (connection != null) {
79              connection.close();
80          }
81      }
82  
83      protected void dumpStats() {
84          ActiveMQConnection c = (ActiveMQConnection) connection;
85          c.getConnectionStats().dump(new IndentPrinter());
86      }
87  }