01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.jca;
30:
31: import com.caucho.log.Log;
32: import com.caucho.util.L10N;
33: import com.caucho.util.ThreadTask;
34:
35: import javax.resource.spi.work.Work;
36: import javax.resource.spi.work.WorkEvent;
37: import javax.resource.spi.work.WorkListener;
38: import java.util.logging.Logger;
39:
40: /**
41: * Implementation of the work manager.
42: */
43: public class WorkThread implements ThreadTask {
44: private static final L10N L = new L10N(WorkThread.class);
45: private static final Logger log = Log.open(WorkThread.class);
46:
47: private boolean _isStarted;
48: private WorkManagerImpl _manager;
49: private ClassLoader _classLoader;
50: private Work _work;
51: private WorkListener _listener;
52:
53: /**
54: * Constructor.
55: */
56: WorkThread(WorkManagerImpl manager, Work work,
57: ClassLoader classLoader, WorkListener listener) {
58: _manager = manager;
59: _work = work;
60: _classLoader = classLoader;
61: _listener = listener;
62: }
63:
64: /**
65: * Returns true if it's started.
66: */
67: public boolean isStarted() {
68: return _isStarted;
69: }
70:
71: /**
72: * The runnable.
73: */
74: public void run() {
75: Thread thread = Thread.currentThread();
76: thread.setContextClassLoader(_classLoader);
77:
78: _isStarted = true;
79:
80: try {
81: synchronized (this ) {
82: notifyAll();
83: }
84: } catch (Exception e) {
85: }
86:
87: try {
88: _work.run();
89:
90: if (_listener != null)
91: _listener.workCompleted(new WorkEvent(_manager,
92: WorkEvent.WORK_COMPLETED, _work, null, 0));
93: } finally {
94: _manager.completeWork(_work);
95: }
96: }
97: }
|