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comparison agent/src/share/classes/sun/jvm/hotspot/ui/DeadlockDetectionPanel.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 2002-2004 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.
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 java.io.*;
29 import javax.swing.*;
30 import sun.jvm.hotspot.runtime.*;
31
32 /** A JPanel to show information about Java-level deadlocks. */
33
34 public class DeadlockDetectionPanel extends JPanel {
35 public DeadlockDetectionPanel() {
36 super();
37
38 setLayout(new BorderLayout());
39
40 // Simple at first
41 JScrollPane scroller = new JScrollPane();
42 JTextArea textArea = new JTextArea();
43 textArea = new JTextArea();
44 textArea.setEditable(false);
45 textArea.setLineWrap(true);
46 textArea.setWrapStyleWord(true);
47 scroller.getViewport().add(textArea);
48 add(scroller, BorderLayout.CENTER);
49
50 ByteArrayOutputStream bos = new ByteArrayOutputStream();
51 PrintStream tty = new PrintStream(bos);
52 printDeadlocks(tty);
53 textArea.setText(bos.toString());
54 }
55
56 private void printDeadlocks(PrintStream tty) {
57 DeadlockDetector.print(tty);
58 }
59 }