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comparison agent/src/share/classes/sun/jvm/hotspot/ui/VMVersionInfoPanel.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2002-2003 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.ui;
26
27 import java.awt.*;
28 import javax.swing.*;
29
30 import sun.jvm.hotspot.runtime.*;
31
32 /** Shows VM version information */
33
34 public class VMVersionInfoPanel extends JPanel {
35 private JEditorPane versionPane;
36
37 public VMVersionInfoPanel() {
38 initUI();
39 }
40
41 private void initUI() {
42 setLayout(new BorderLayout());
43 versionPane = new JEditorPane();
44 versionPane.setContentType("text/html");
45 versionPane.setEditable(false);
46 versionPane.setText(getVersionInfo());
47
48 add(versionPane, BorderLayout.CENTER);
49 }
50
51 private String getVersionInfo() {
52 VM vm = VM.getVM();
53 StringBuffer buf = new StringBuffer();
54 buf.append("<html><head><title>VM Version Info</title></head>");
55 buf.append("<body><table border='1'>");
56
57 // VM type
58 buf.append("<tr><td><b>VM Type</b></td>");
59 buf.append("<td>");
60 if (vm.isCore()) {
61 buf.append("<b>core</b>");
62 } else if(vm.isClientCompiler()) {
63 buf.append("<b>client</b>");
64 } else if(vm.isServerCompiler()) {
65 buf.append("<b>server</b>");
66 } else {
67 buf.append("<b>unknown</b>");
68 }
69 buf.append("</td></tr>");
70
71 // VM release
72 String release = vm.getVMRelease();
73 if (release != null) {
74 buf.append("<tr><td><b>VM Release</td><td><b>");
75 buf.append(release);
76 buf.append("</b></td></tr>");
77 }
78
79 // VM internal info
80 String internalInfo = vm.getVMInternalInfo();
81 if (internalInfo != null) {
82 buf.append("<tr><td><b>VM Internal Info</td><td><b>");
83 buf.append(internalInfo);
84 buf.append("</b></td></tr>");
85 }
86
87 buf.append("</table></body></html>");
88 return buf.toString();
89 }
90 }