01: /*
02: * %W% %E%
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: */
26:
27: package com.sun.jump.module.serviceregistry;
28:
29: import com.sun.jump.module.JUMPModuleFactory;
30:
31: /**
32: * <code>JUMPServiceRegistryModuleFactory</code> is a factory for <code>JUMPServiceRegistryModule</code>.
33: */
34: public abstract class JUMPServiceRegistryModuleFactory extends
35: JUMPModuleFactory {
36:
37: private static JUMPServiceRegistryModuleFactory INSTANCE = null;
38:
39: public static JUMPServiceRegistryModuleFactory getInstance() {
40: return INSTANCE;
41: }
42:
43: /**
44: * Creates a new instance of JUMPServiceRegistryModuleFactory
45: */
46: protected JUMPServiceRegistryModuleFactory() {
47: synchronized (JUMPServiceRegistryModuleFactory.class) {
48: if (INSTANCE == null) {
49: INSTANCE = this ;
50: }
51: }
52: }
53:
54: /**
55: * Returns the <code>JUMPServiceRegistryModule</code>.
56: */
57: public abstract JUMPServiceRegistryModule getModule();
58: }
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