1 /*
   2  * Copyright (c) 2010, 2011, 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 /* @test
  25    @bug 6990651
  26    @summary Regression: NPE when refreshing applet since 6u22-b01
  27    @author Pavel Porvatov
  28 */
  29 import sun.awt.SunToolkit;
  30 
  31 import javax.swing.*;
  32 
  33 public class bug6990651 {
  34     private static volatile JEditorPane editor;
  35 
  36     public static void main(String[] args) throws Exception {
  37         SwingUtilities.invokeAndWait(new Runnable() {
  38             public void run() {
  39                 editor = new JEditorPane("text/html", "Hello world!");
  40             }
  41         });
  42 
  43         Thread thread = new Thread(new ThreadGroup("Some ThreadGroup"), new Runnable() {
  44             public void run() {
  45                 SunToolkit.createNewAppContext();
  46 
  47                 try {
  48                     SwingUtilities.invokeAndWait(new Runnable() {
  49                         public void run() {
  50                             editor.setText("Hello world!");
  51                         }
  52                     });
  53                 } catch (Exception e) {
  54                     throw new RuntimeException(e);
  55                 }
  56 
  57             }
  58         });
  59 
  60         thread.start();
  61         thread.join();
  62     }
  63 }