01: /*
02: * Copyright 2003-2004 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * 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:
26: package sun.management;
27:
28: import sun.management.counter.*;
29:
30: /**
31: * Implementation class of HotspotClassLoadingMBean interface.
32: *
33: * Internal, uncommitted management interface for Hotspot class loading
34: * system.
35: */
36: class HotspotClassLoading implements HotspotClassLoadingMBean {
37:
38: private VMManagement jvm;
39:
40: /**
41: * Constructor of HotspotClassLoading class.
42: */
43: HotspotClassLoading(VMManagement vm) {
44: jvm = vm;
45: }
46:
47: public long getLoadedClassSize() {
48: return jvm.getLoadedClassSize();
49: }
50:
51: public long getUnloadedClassSize() {
52: return jvm.getUnloadedClassSize();
53: }
54:
55: public long getClassLoadingTime() {
56: return jvm.getClassLoadingTime();
57: }
58:
59: public long getMethodDataSize() {
60: return jvm.getMethodDataSize();
61: }
62:
63: public long getInitializedClassCount() {
64: return jvm.getInitializedClassCount();
65: }
66:
67: public long getClassInitializationTime() {
68: return jvm.getClassInitializationTime();
69: }
70:
71: public long getClassVerificationTime() {
72: return jvm.getClassVerificationTime();
73: }
74:
75: // Performance counter support
76: private static final String JAVA_CLS = "java.cls.";
77: private static final String COM_SUN_CLS = "com.sun.cls.";
78: private static final String SUN_CLS = "sun.cls.";
79: private static final String CLS_COUNTER_NAME_PATTERN = JAVA_CLS
80: + "|" + COM_SUN_CLS + "|" + SUN_CLS;
81:
82: public java.util.List<Counter> getInternalClassLoadingCounters() {
83: return jvm.getInternalCounters(CLS_COUNTER_NAME_PATTERN);
84: }
85: }
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