Mercurial > hg > graal-compiler

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

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
parents
children c18cbe5936b8
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/ui/SysPropsPanel.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2002-2004 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 java.util.*;
+import javax.swing.*;
+
+import sun.jvm.hotspot.runtime.*;
+
+/** Shows values of Java System properties. */
+
+public class SysPropsPanel extends JPanel {
+    private SAEditorPane         flagsPane;
+
+    public SysPropsPanel() {
+        initUI();
+    }
+
+    private void initUI() {
+        setLayout(new BorderLayout());
+        flagsPane = new SAEditorPane();
+        flagsPane.setText(getFlags());
+
+        add(new JScrollPane(flagsPane), BorderLayout.CENTER);
+    }
+
+    private String getFlags() {
+       final StringBuffer buf = new StringBuffer();
+       buf.append("<html><head><title>System Properties</title></head><body>");
+       buf.append("<table border='1'>");
+
+       Properties sysProps = VM.getVM().getSystemProperties();
+       if (sysProps != null) {
+          Enumeration keys = sysProps.keys();
+          while (keys.hasMoreElements()) {
+             Object key = keys.nextElement();
+             buf.append("<tr><td>");
+             buf.append(key.toString());
+             buf.append("</td><td>");
+             buf.append(sysProps.get(key).toString());
+             buf.append("</td></tr>");
+          }
+       } else {
+          buf.append("<tr><td>System Properties info not available!</td></tr>");
+       }
+       buf.append("</table>");
+       buf.append("</body></html>");
+       return buf.toString();
+    }
+}