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J. Duke319a3b92007-12-01 00:00:00 +00001/*
2 * Copyright 2003-2004 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26package com.sun.management;
27
28import java.lang.management.OperatingSystemMXBean;
29import sun.management.VMManagement;
30
31/**
32 * Operating system dependent MBean factory.
33 * <p>
34 * <b>WARNING:</b> While this class is public, it should not be treated as
35 * public API and its API may change in incompatable ways between dot dot
36 * releases and even patch releases. You should not rely on this class.
37 */
38public class OSMBeanFactory {
39 /* static factory class */
40 private OSMBeanFactory() {};
41
42 private static UnixOperatingSystem osMBean = null;
43
44 public static synchronized OperatingSystemMXBean
45 getOperatingSystemMXBean(VMManagement jvm) {
46
47 if (osMBean == null) {
48 osMBean = new UnixOperatingSystem(jvm);
49 }
50 return (OperatingSystemMXBean) osMBean;
51 }
52}