Mercurial > hg > graal-compiler
diff agent/src/share/classes/sun/jvm/hotspot/ui/FindPanel.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/FindPanel.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,101 @@ +/* + * Copyright 2000 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.io.*; +import java.awt.*; +import java.awt.event.*; +import javax.swing.*; +import javax.swing.text.*; + +import sun.jvm.hotspot.debugger.*; +import sun.jvm.hotspot.runtime.*; +import sun.jvm.hotspot.utilities.*; + +/** Uses {@link sun.jvm.hotspot.utilities.PointerFinder} to provide a + graphical user interface to the VM's debugging utility "find". */ + +public class FindPanel extends JPanel { + // UI widgets we need permanent handles to + private JTextField addressField; + private JTextArea textArea; + private JLabel statusLabel; + + public FindPanel() { + super(); + + setLayout(new BorderLayout()); + Box hbox = Box.createHorizontalBox(); + hbox.add(new JLabel("Address: ")); + addressField = new JTextField(20); + hbox.add(addressField); + statusLabel = new JLabel(); + hbox.add(statusLabel); + add(hbox, BorderLayout.NORTH); + + JScrollPane scroller = new JScrollPane(); + textArea = new JTextArea(); + textArea.setEditable(false); + textArea.setLineWrap(true); + textArea.setWrapStyleWord(true); + scroller.getViewport().add(textArea); + add(scroller, BorderLayout.CENTER); + + addressField.addActionListener(new ActionListener() { + public void actionPerformed(ActionEvent e) { + try { + Address a = VM.getVM().getDebugger().parseAddress(addressField.getText()); + PointerLocation loc = PointerFinder.find(a); + ByteArrayOutputStream bos = new ByteArrayOutputStream(); + loc.printOn(new PrintStream(bos)); + clear(); + textArea.append(bos.toString()); + statusLabel.setText(""); + } + catch (NumberFormatException ex) { + statusLabel.setText("<parse error>"); + } + catch (AddressException ex) { + statusLabel.setText("<bad address>"); + } + catch (Exception ex) { + ex.printStackTrace(); + statusLabel.setText("<error during find>"); + } + } + }); + } + + private void clear() { + Document doc = textArea.getDocument(); + if (doc.getLength() > 0) { + try { + doc.remove(0, doc.getLength()); + } + catch (BadLocationException e) { + } + } + } +}