1 /*
   2  * Copyright (c) 2012, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @key headful
  27  * @bug 4242228
  28  * @summary Tests that HTMLEditorKit.setText() doesn't throw exceptions
  29  * @author Peter Zhelezniakov
  30  */
  31 
  32 import sun.awt.SunToolkit;
  33 
  34 import javax.swing.*;
  35 import javax.swing.event.ChangeEvent;
  36 import javax.swing.event.ChangeListener;
  37 import javax.swing.text.StyledEditorKit;
  38 import javax.swing.text.html.HTMLDocument;
  39 import javax.swing.text.html.HTMLEditorKit;
  40 import java.awt.*;
  41 
  42 public class bug4242228 {
  43     private static JTabbedPane tabPane;
  44     private static JFrame frame;
  45 
  46     public static void main(String[] argv) throws Exception {
  47         SwingUtilities.invokeAndWait(new Runnable() {
  48             @Override
  49             public void run() {
  50                 frame = new JFrame("4242228 Test");
  51 
  52                 JScrollPane sourcePane = new JScrollPane();
  53                 final JTextPane htmlEditor = new JTextPane();
  54                 final JTextPane sourceEditor = new JTextPane();
  55                 final JScrollPane editorPane = new JScrollPane();
  56 
  57                 tabPane = new JTabbedPane();
  58                 htmlEditor.setText(" ");
  59                 htmlEditor.setEditorKit(new HTMLEditorKit());
  60 
  61                 sourceEditor.setText(" ");
  62                 sourceEditor.setEditorKit(new StyledEditorKit());
  63 
  64                 frame.setLayout(new BorderLayout());
  65 
  66                 editorPane.getViewport().add(htmlEditor);
  67 
  68                 tabPane.addTab("Editor", editorPane);
  69                 tabPane.addChangeListener(new ChangeListener() {
  70                     public void stateChanged(ChangeEvent e) {
  71                         if (tabPane.getSelectedComponent() == editorPane) {
  72                             htmlEditor.setText(sourceEditor.getText());
  73                         } else {
  74                             sourceEditor.setText(htmlEditor.getText());
  75                         }
  76                     }
  77                 });
  78 
  79                 sourcePane.getViewport().add(sourceEditor);
  80                 tabPane.addTab("Source", sourcePane);
  81                 tabPane.setTabPlacement(SwingConstants.BOTTOM);
  82                 htmlEditor.setDocument(new HTMLDocument());
  83 
  84                 frame.add(tabPane);
  85                 frame.setSize(400, 300);
  86                 frame.setVisible(true);
  87             }
  88         });
  89 
  90         ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
  91 
  92         SwingUtilities.invokeAndWait(new Runnable() {
  93             @Override
  94             public void run() {
  95                 for (int i = 0; i < 50; i++) {
  96                     tabPane.setSelectedIndex(i % 2);
  97                 }
  98 
  99                 frame.dispose();
 100             }
 101         });
 102     }
 103 }