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1 package example;
2
3 import java.util.logging.Level;
4 import java.util.logging.Logger;
5
6 import javax.ejb.EJBException;
7 import javax.ejb.MessageDrivenBean;
8 import javax.ejb.MessageDrivenContext;
9
10 import javax.jms.Message;
11 import javax.jms.MessageListener;
12 import javax.jms.TextMessage;
13
14 public class SimpleMessageBean implements MessageDrivenBean, MessageListener {
15 static protected final Logger log =
16 Logger.getLogger(SimpleMessageBean.class.getName());
17
18 public void ejbCreate()
19 throws EJBException
20 {
21 log.fine("ejbCreate()");
22 }
23
24 public void setMessageDrivenContext(MessageDrivenContext cxt)
25 throws EJBException
26 {
27 log.fine("setMessageDrivenContext()");
28 }
29
30 public void onMessage(Message msg)
31 {
32 String text = null;
34
35 if (msg instanceof TextMessage) {
36 try {
37 text = ((TextMessage) msg).getText();
38 } catch (Exception ex) {
39 log.log(Level.WARNING,null,ex);
40 }
41 }
42 else {
43 text = msg.toString();
44 }
45
46 log.info("onMessage(): " + text);
47 }
48
49 public void ejbRemove()
50 throws EJBException
51 {
52 log.fine("ejbRemove()");
53 }
54 }
55
56 |
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Java API By Example, From Geeks To Geeks.