01: /* ========================================================================
02: * JCommon : a free general purpose class library for the Java(tm) platform
03: * ========================================================================
04: *
05: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jcommon/index.html
08: *
09: * This library is free software; you can redistribute it and/or modify it
10: * under the terms of the GNU Lesser General Public License as published by
11: * the Free Software Foundation; either version 2.1 of the License, or
12: * (at your option) any later version.
13: *
14: * This library is distributed in the hope that it will be useful, but
15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17: * License for more details.
18: *
19: * You should have received a copy of the GNU Lesser General Public
20: * License along with this library; if not, write to the Free Software
21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22: * USA.
23: *
24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25: * in the United States and other countries.]
26: *
27: * ----------------------
28: * ModuleInitializer.java
29: * ----------------------
30: * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
31: *
32: * Original Author: Thomas Morgner;
33: * Contributor(s): David Gilbert (for Object Refinery Limited);
34: *
35: * $Id: ModuleInitializer.java,v 1.2 2005/10/18 13:14:50 mungady Exp $
36: *
37: * Changes
38: * -------
39: * 14-Jul-2003 : Initial version
40: * 07-Jun-2004 : Added JCommon header (DG);
41: *
42: */
43:
44: package org.jfree.base.modules;
45:
46: /**
47: * The module initializer is used to separate the initialization process from
48: * the module definition. An invalid classpath setup or an missing base module
49: * may throw an ClassCastException if the module class references this missing
50: * resource. Separating them is the best way to make sure that the classloader
51: * does not interrupt the module loading process.
52: *
53: * @author Thomas Morgner
54: */
55: public interface ModuleInitializer {
56:
57: /**
58: * Performs the initalization of the module.
59: *
60: * @throws ModuleInitializeException if an error occurs which prevents the module
61: * from being usable.
62: */
63: public void performInit() throws ModuleInitializeException;
64: }
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