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: 1.10 $
33   */
34  public class ToolSupport {
35  
36  
37      protected Destination destination;
38      protected String subject = "TOOL.DEFAULT";
39      protected boolean topic = true;
40      protected String user = ActiveMQConnection.DEFAULT_USER;
41      protected String pwd = ActiveMQConnection.DEFAULT_PASSWORD;
42      protected String url = ActiveMQConnection.DEFAULT_URL;
43      protected boolean transacted = false;
44      protected boolean durable = false;
45      protected String clientID = getClass().getName();
46      protected int ackMode = Session.AUTO_ACKNOWLEDGE;
47      protected String consumerName = "James";
48  
49  
50      protected Session createSession(Connection connection) throws Exception {
51          if (durable) {
52              connection.setClientID(clientID);
53          }
54          Session session = connection.createSession(transacted, ackMode);
55          if (topic) {
56              destination = session.createTopic(subject);
57          }
58          else {
59              destination = session.createQueue(subject);
60          }
61          return session;
62      }
63  
64      protected Connection createConnection() throws JMSException, Exception {
65          ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(user, pwd, url);
66          return connectionFactory.createConnection();
67      }
68  
69      protected void close(Connection connection, Session session) throws JMSException {
70          // lets dump the stats
71          dumpStats(connection);
72  
73          if (session != null) {
74              session.close();
75          }
76          if (connection != null) {
77              connection.close();
78          }
79      }
80  
81      protected void dumpStats(Connection connection) {
82          ActiveMQConnection c = (ActiveMQConnection) connection;
83          c.getConnectionStats().dump(new IndentPrinter());
84      }
85  }