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.loader;
30:
31: import com.caucho.config.types.Period;
32:
33: import javax.annotation.PostConstruct;
34:
35: /**
36: * Class for update interval checking.
37: */
38: public class DependencyCheckInterval {
39: private long _interval = 2000L;
40:
41: /**
42: * Sets the interval.
43: */
44: public void setValue(Period period) {
45: _interval = period.getPeriod();
46: }
47:
48: /**
49: * Initialize
50: */
51: @PostConstruct
52: public void init() {
53: ClassLoader loader = Thread.currentThread()
54: .getContextClassLoader();
55:
56: for (; loader != null; loader = loader.getParent()) {
57: if (loader instanceof DynamicClassLoader) {
58: DynamicClassLoader dynLoader;
59: dynLoader = (DynamicClassLoader) loader;
60:
61: dynLoader.setDependencyCheckInterval(_interval);
62: return;
63: }
64: }
65:
66: if (loader == null)
67: DynamicClassLoader
68: .setGlobalDependencyCheckInterval(_interval);
69: }
70:
71: public String toString() {
72: return "DependencyCheckInterval[]";
73: }
74: }
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