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  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
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  23 
  24 /* @test
  25  * @bug 6940863
  26  * @summary Textarea within scrollpane shows vertical scrollbar
  27  * @author Pavel Porvatov
  28  * @library ../../../../lib/testlibrary
  29  * @build jdk.testlibrary.OSInfo
  30  * @run main bug6940863
  31  */
  32 
  33 import jdk.testlibrary.OSInfo;
  34 
  35 import javax.swing.*;
  36 import java.awt.*;
  37 import java.awt.event.ActionEvent;
  38 import java.awt.event.ActionListener;
  39 
  40 public class bug6940863 {
  41     private static JFrame frame;
  42 
  43     private static JScrollPane scrollPane;
  44 
  45     private static final Timer timer = new Timer(1000, new ActionListener() {
  46         public void actionPerformed(ActionEvent e) {
  47             boolean failed = scrollPane.getVerticalScrollBar().isShowing() ||
  48                     scrollPane.getHorizontalScrollBar().isShowing();
  49 
  50             frame.dispose();
  51 
  52             if (failed) {
  53                 throw new RuntimeException("The test failed");
  54             }
  55         }
  56     });
  57 
  58     public static void main(String[] args) throws Exception {
  59         if (OSInfo.getOSType() != OSInfo.OSType.WINDOWS) {
  60             System.out.println("The test is suitable only for Windows OS. Skipped");
  61             return;
  62         }
  63 
  64         UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
  65 
  66         SwingUtilities.invokeAndWait(new Runnable() {
  67             public void run() {
  68                 JTextArea textArea = new JTextArea();
  69 
  70                 textArea.setLineWrap(true);
  71                 textArea.setWrapStyleWord(true);
  72 
  73                 scrollPane = new JScrollPane(textArea);
  74 
  75                 scrollPane.setMinimumSize(new Dimension(200, 100));
  76                 scrollPane.setPreferredSize(new Dimension(300, 150));
  77 
  78                 frame = new JFrame("Vertical scrollbar shown without text");
  79 
  80                 frame.setContentPane(scrollPane);
  81                 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  82                 frame.pack();
  83                 frame.setVisible(true);
  84 
  85                 timer.setRepeats(false);
  86                 timer.start();
  87             }
  88         });
  89     }
  90 }