Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/ui/DebuggerConsolePanel.java @ 17524:89152779163c
Merge with jdk8-b132
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Wed, 15 Oct 2014 11:59:32 +0200 |
parents | c18cbe5936b8 |
children |
rev | line source |
---|---|
0 | 1 /* |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
2 * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.ui; | |
26 | |
27 import java.awt.*; | |
28 import java.awt.event.*; | |
29 import javax.swing.*; | |
30 import javax.swing.event.*; | |
31 import javax.swing.text.*; | |
32 | |
33 import sun.jvm.hotspot.debugger.*; | |
34 import sun.jvm.hotspot.utilities.*; | |
35 | |
36 /** A JPanel subclass containing a scrollable text area displaying the | |
37 debugger's console, if it has one. This should not be created for | |
38 a debugger which does not have a console. */ | |
39 | |
40 public class DebuggerConsolePanel extends JPanel { | |
41 private Debugger debugger; | |
42 private JTextComponent editor; | |
43 private boolean updating; | |
44 private int mark; | |
45 private String curText; // handles multi-line input via '\' | |
46 // Don't run the "main" method of this class unless this flag is set to true first | |
47 private static final boolean DEBUGGING = false; | |
48 | |
49 public DebuggerConsolePanel(Debugger debugger) { | |
50 this.debugger = debugger; | |
51 if (!DEBUGGING) { | |
52 if (Assert.ASSERTS_ENABLED) { | |
53 Assert.that(debugger.hasConsole(), "should not create a DebuggerConsolePanel for non-console debuggers"); | |
54 } | |
55 } | |
56 | |
57 setLayout(new BorderLayout()); | |
58 | |
59 editor = new JTextArea(); | |
60 editor.setDocument(new EditableAtEndDocument()); | |
61 editor.setFont(GraphicsUtilities.lookupFont("Courier")); | |
62 JScrollPane scroller = new JScrollPane(); | |
63 scroller.getViewport().add(editor); | |
64 add(scroller, BorderLayout.CENTER); | |
65 | |
66 editor.getDocument().addDocumentListener(new DocumentListener() { | |
67 public void changedUpdate(DocumentEvent e) { | |
68 } | |
69 | |
70 public void insertUpdate(DocumentEvent e) { | |
71 if (updating) return; | |
72 beginUpdate(); | |
73 editor.setCaretPosition(editor.getDocument().getLength()); | |
74 if (insertContains(e, '\n')) { | |
75 String cmd = getMarkedText(); | |
76 // Handle multi-line input | |
77 if ((cmd.length() == 0) || (cmd.charAt(cmd.length() - 1) != '\\')) { | |
78 // Trim "\\n" combinations | |
79 cmd = trimContinuations(cmd); | |
80 final String result; | |
81 if (DEBUGGING) { | |
82 System.err.println("Entered command: \"" + cmd + "\""); | |
83 result = ""; | |
84 } else { | |
85 result = DebuggerConsolePanel.this.debugger.consoleExecuteCommand(cmd); | |
86 } | |
87 | |
88 SwingUtilities.invokeLater(new Runnable() { | |
89 public void run() { | |
90 print(result); | |
91 printPrompt(); | |
92 setMark(); | |
93 endUpdate(); | |
94 } | |
95 }); | |
96 } | |
97 } else { | |
98 endUpdate(); | |
99 } | |
100 } | |
101 | |
102 public void removeUpdate(DocumentEvent e) { | |
103 } | |
104 }); | |
105 | |
106 // This is a bit of a hack but is probably better than relying on | |
107 // the JEditorPane to update the caret's position precisely the | |
108 // size of the insertion | |
109 editor.addCaretListener(new CaretListener() { | |
110 public void caretUpdate(CaretEvent e) { | |
111 int len = editor.getDocument().getLength(); | |
112 if (e.getDot() > len) { | |
113 editor.setCaretPosition(len); | |
114 } | |
115 } | |
116 }); | |
117 | |
118 Box hbox = Box.createHorizontalBox(); | |
119 hbox.add(Box.createGlue()); | |
120 JButton button = new JButton("Clear Saved Text"); | |
121 button.addActionListener(new ActionListener() { | |
122 public void actionPerformed(ActionEvent e) { | |
123 clear(); | |
124 } | |
125 }); | |
126 hbox.add(button); | |
127 hbox.add(Box.createGlue()); | |
128 add(hbox, BorderLayout.SOUTH); | |
129 | |
130 clear(); | |
131 } | |
132 | |
133 public void requestFocus() { | |
134 editor.requestFocus(); | |
135 } | |
136 | |
137 public void clear() { | |
138 EditableAtEndDocument d = (EditableAtEndDocument) editor.getDocument(); | |
139 d.clear(); | |
140 printPrompt(); | |
141 setMark(); | |
142 editor.requestFocus(); | |
143 } | |
144 | |
145 public void setMark() { | |
146 ((EditableAtEndDocument) editor.getDocument()).setMark(); | |
147 } | |
148 | |
149 public String getMarkedText() { | |
150 try { | |
151 String s = ((EditableAtEndDocument) editor.getDocument()).getMarkedText(); | |
152 int i = s.length(); | |
153 while ((i > 0) && (s.charAt(i - 1) == '\n')) { | |
154 i--; | |
155 } | |
156 return s.substring(0, i); | |
157 } | |
158 catch (BadLocationException e) { | |
159 e.printStackTrace(); | |
160 return null; | |
161 } | |
162 } | |
163 | |
164 //-------------------------------------------------------------------------------- | |
165 // Internals only below this point | |
166 // | |
167 | |
168 private void beginUpdate() { | |
169 updating = true; | |
170 } | |
171 | |
172 private void endUpdate() { | |
173 updating = false; | |
174 } | |
175 | |
176 private void print(String s) { | |
177 Document d = editor.getDocument(); | |
178 try { | |
179 d.insertString(d.getLength(), s, null); | |
180 } | |
181 catch (BadLocationException e) { | |
182 e.printStackTrace(); | |
183 } | |
184 } | |
185 | |
186 private void printPrompt() { | |
187 if (DEBUGGING) { | |
188 print("foo> "); | |
189 } else { | |
190 print(debugger.getConsolePrompt()); | |
191 } | |
192 } | |
193 | |
194 private boolean insertContains(DocumentEvent e, char c) { | |
195 String s = null; | |
196 try { | |
197 s = editor.getText(e.getOffset(), e.getLength()); | |
198 for (int i = 0; i < e.getLength(); i++) { | |
199 if (s.charAt(i) == c) { | |
200 return true; | |
201 } | |
202 } | |
203 } | |
204 catch (BadLocationException ex) { | |
205 ex.printStackTrace(); | |
206 } | |
207 return false; | |
208 } | |
209 | |
210 private String trimContinuations(String text) { | |
211 int i; | |
212 while ((i = text.indexOf("\\\n")) >= 0) { | |
213 text = text.substring(0, i) + text.substring(i+2, text.length()); | |
214 } | |
215 return text; | |
216 } | |
217 | |
218 public static void main(String[] args) { | |
219 JFrame frame = new JFrame(); | |
220 frame.getContentPane().setLayout(new BorderLayout()); | |
221 DebuggerConsolePanel panel = new DebuggerConsolePanel(null); | |
222 frame.getContentPane().add(panel, BorderLayout.CENTER); | |
223 frame.addWindowListener(new WindowAdapter() { | |
224 public void windowClosing(WindowEvent e) { | |
225 System.exit(0); | |
226 } | |
227 }); | |
228 frame.setSize(500, 500); | |
152
c70a245cad3a
6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
0
diff
changeset
|
229 frame.setVisible(true); |
0 | 230 panel.requestFocus(); |
231 } | |
232 } |