Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/ui/VMFlagsPanel.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/ui/VMFlagsPanel.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,72 @@ +/* + * Copyright 2002-2003 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +package sun.jvm.hotspot.ui; + +import java.awt.*; +import javax.swing.*; + +import sun.jvm.hotspot.runtime.*; + +/** Shows values of Java command line flags */ + +public class VMFlagsPanel extends JPanel { + private JEditorPane flagsPane; + + public VMFlagsPanel() { + initUI(); + } + + private void initUI() { + setLayout(new BorderLayout()); + flagsPane = new JEditorPane(); + flagsPane.setContentType("text/html"); + flagsPane.setEditable(false); + flagsPane.setText(getFlags()); + + add(new JScrollPane(flagsPane), BorderLayout.CENTER); + } + + private String getFlags() { + VM.Flag[] flags = VM.getVM().getCommandLineFlags(); + StringBuffer buf = new StringBuffer(); + buf.append("<html><head><title>VM Command Line Flags</title></head><body>"); + if (flags == null) { + buf.append("<b>Command Flag info not available (use 1.4.1_03 or later)!</b>"); + } else { + buf.append("<table border='1'>"); + for (int f = 0; f < flags.length; f++) { + buf.append("<tr><td>"); + buf.append(flags[f].getName()); + buf.append("</td><td>"); + buf.append(flags[f].getValue()); + buf.append("</td>"); + } + buf.append("</table>"); + } + + buf.append("</body></html>"); + return buf.toString(); + } +}