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Java > Open Source Codes > org > jboss > ejb3 > test > pool > ExampleTimerBean


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 package org.jboss.ejb3.test.pool;
23
24 import java.util.Date JavaDoc;
25
26 import javax.annotation.Resource;
27 import javax.annotation.PreDestroy;
28 import javax.annotation.PostConstruct;
29 import javax.ejb.Remote JavaDoc;
30 import javax.ejb.SessionContext JavaDoc;
31 import javax.ejb.Stateless JavaDoc;
32 import javax.ejb.Timeout JavaDoc;
33 import javax.ejb.Timer JavaDoc;
34
35 import org.jboss.annotation.ejb.RemoteBinding;
36
37 @Stateless JavaDoc
38 @Remote JavaDoc(ExampleTimer.class)
39 @RemoteBinding(jndiBinding="ExampleTimer")
40 public class ExampleTimerBean implements ExampleTimer
41 {
42    private static int instanceCount = 0;
43
44    private @Resource SessionContext JavaDoc ctx;
45
46    public void scheduleTimer(long milliseconds)
47    {
48       ctx.getTimerService().createTimer(
49             new Date JavaDoc(new Date JavaDoc().getTime() + milliseconds), "Hello World");
50    }
51
52    @Timeout JavaDoc
53    public void timeoutHandler(Timer JavaDoc timer)
54    {
55       timer.cancel();
56
57       ctx.getTimerService().createTimer(new Date JavaDoc(new Date JavaDoc().getTime() + 50),
58             "Hello World");
59    }
60
61    @PostConstruct
62    public void postConstruct()
63    {
64       instanceCount++;
65       System.out.println("New instance: " + instanceCount);
66    }
67
68    @PreDestroy
69    public void preDestroy()
70    {
71       instanceCount++;
72       System.out.println("Instance removed: " + instanceCount);
73    }
74 }
75
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