1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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   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
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  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
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  23 
  24 /* @test
  25    @bug 4242228
  26    @summary Tests that HTMLEditorKit.setText() doesn't throw exceptions
  27    @author Peter Zhelezniakov
  28 */
  29 
  30 import sun.awt.SunToolkit;
  31 
  32 import javax.swing.*;
  33 import javax.swing.event.ChangeEvent;
  34 import javax.swing.event.ChangeListener;
  35 import javax.swing.text.StyledEditorKit;
  36 import javax.swing.text.html.HTMLDocument;
  37 import javax.swing.text.html.HTMLEditorKit;
  38 import java.awt.*;
  39 
  40 public class bug4242228 {
  41     private static JTabbedPane tabPane;
  42     private static JFrame frame;
  43 
  44     public static void main(String[] argv) throws Exception {
  45         SwingUtilities.invokeAndWait(new Runnable() {
  46             @Override
  47             public void run() {
  48                 frame = new JFrame("4242228 Test");
  49 
  50                 JScrollPane sourcePane = new JScrollPane();
  51                 final JTextPane htmlEditor = new JTextPane();
  52                 final JTextPane sourceEditor = new JTextPane();
  53                 final JScrollPane editorPane = new JScrollPane();
  54 
  55                 tabPane = new JTabbedPane();
  56                 htmlEditor.setText(" ");
  57                 htmlEditor.setEditorKit(new HTMLEditorKit());
  58 
  59                 sourceEditor.setText(" ");
  60                 sourceEditor.setEditorKit(new StyledEditorKit());
  61 
  62                 frame.setLayout(new BorderLayout());
  63 
  64                 editorPane.getViewport().add(htmlEditor);
  65 
  66                 tabPane.addTab("Editor", editorPane);
  67                 tabPane.addChangeListener(new ChangeListener() {
  68                     public void stateChanged(ChangeEvent e) {
  69                         if (tabPane.getSelectedComponent() == editorPane) {
  70                             htmlEditor.setText(sourceEditor.getText());
  71                         } else {
  72                             sourceEditor.setText(htmlEditor.getText());
  73                         }
  74                     }
  75                 });
  76 
  77                 sourcePane.getViewport().add(sourceEditor);
  78                 tabPane.addTab("Source", sourcePane);
  79                 tabPane.setTabPlacement(SwingConstants.BOTTOM);
  80                 htmlEditor.setDocument(new HTMLDocument());
  81 
  82                 frame.add(tabPane);
  83                 frame.setSize(400, 300);
  84                 frame.setVisible(true);
  85             }
  86         });
  87 
  88         ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
  89 
  90         SwingUtilities.invokeAndWait(new Runnable() {
  91             @Override
  92             public void run() {
  93                 for (int i = 0; i < 50; i++) {
  94                     tabPane.setSelectedIndex(i % 2);
  95                 }
  96 
  97                 frame.dispose();
  98             }
  99         });
 100     }
 101 }