1 /*
   2  * Copyright (c) 2014, 2017, 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 /**
  26  * @test
  27  * @key headful
  28  * @bug 8041990
  29  * @summary Language specific keys does not work in applets when opened outside the browser
  30  * @author Petr Pchelko
  31  * @modules java.desktop/sun.awt
  32  */
  33 
  34 import sun.awt.SunToolkit;
  35 
  36 import javax.swing.*;
  37 import java.awt.*;
  38 import java.awt.event.InputMethodEvent;
  39 import java.awt.font.TextHitInfo;
  40 import java.text.AttributedString;
  41 import java.util.concurrent.CountDownLatch;
  42 import java.util.concurrent.atomic.AtomicReference;
  43 
  44 public class bug8041990 {
  45     private static JFrame frame;
  46     private static JComponent component;
  47 
  48     public static void main(String[] args) throws Exception {
  49         ThreadGroup stubTG = new ThreadGroup(getRootThreadGroup(), "Stub Thread Group");
  50         ThreadGroup swingTG = new ThreadGroup(getRootThreadGroup(), "SwingTG");
  51         try {
  52             Thread stubThread = new Thread(stubTG, SunToolkit::createNewAppContext);
  53             stubThread.start();
  54             stubThread.join();
  55 
  56             CountDownLatch startSwingLatch = new CountDownLatch(1);
  57             new Thread(swingTG, () -> {
  58                 SunToolkit.createNewAppContext();
  59                 SwingUtilities.invokeLater(() -> {
  60                     frame = new JFrame();
  61                     component = new JLabel("Test Text");
  62                     frame.add(component);
  63                     frame.setBounds(100, 100, 100, 100);
  64                     frame.setVisible(true);
  65                     startSwingLatch.countDown();
  66                 });
  67             }).start();
  68             startSwingLatch.await();
  69 
  70             AtomicReference<Exception> caughtException = new AtomicReference<>();
  71             Thread checkThread = new Thread(getRootThreadGroup(), () -> {
  72                 try {
  73                     // If the bug is present this will throw exception
  74                     new InputMethodEvent(component,
  75                             InputMethodEvent.CARET_POSITION_CHANGED,
  76                             TextHitInfo.leading(0),
  77                             TextHitInfo.trailing(0));
  78                 } catch (Exception e) {
  79                     caughtException.set(e);
  80                 }
  81             });
  82             checkThread.start();
  83             checkThread.join();
  84 
  85             if (caughtException.get() != null) {
  86                 throw new RuntimeException("Failed. Caught exception!", caughtException.get());
  87             }
  88         } finally {
  89             new Thread(swingTG, () -> SwingUtilities.invokeLater(() -> {
  90                 if (frame != null) {
  91                     frame.dispose();
  92                 }
  93             })).start();
  94         }
  95     }
  96 
  97     private static ThreadGroup getRootThreadGroup() {
  98         ThreadGroup currentTG = Thread.currentThread().getThreadGroup();
  99         ThreadGroup parentTG = currentTG.getParent();
 100         while (parentTG != null) {
 101             currentTG = parentTG;
 102             parentTG = currentTG.getParent();
 103         }
 104         return currentTG;
 105     }
 106 }