| /* |
| * Copyright (c) 2009, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 6799345 |
| * @key headful |
| * @summary Tests that no exceptions are thrown from TimerQueue and |
| * SwingWorker on AppContext shutdown |
| * @author art |
| * @modules java.desktop/sun.awt |
| * @run main TestShutdown |
| */ |
| |
| import java.awt.*; |
| import java.awt.event.*; |
| |
| import java.util.*; |
| |
| import javax.swing.*; |
| |
| import sun.awt.*; |
| |
| public class TestShutdown |
| { |
| private static AppContext targetAppContext; |
| |
| private static JFrame f; |
| private static JTextField tf; |
| |
| private static volatile boolean exceptionsOccurred = false; |
| private static volatile boolean appcontextInitDone = false; |
| |
| private static int timerValue = 0; |
| |
| public static void main(String[] args) |
| throws Exception |
| { |
| ThreadGroup tg = new TestThreadGroup("TTG"); |
| Thread t = new Thread(tg, new TestRunnable(), "InitThread"); |
| t.start(); |
| |
| while (!appcontextInitDone) |
| { |
| Thread.sleep(1000); |
| } |
| |
| targetAppContext.dispose(); |
| |
| if (exceptionsOccurred) |
| { |
| throw new RuntimeException("Test FAILED: some exceptions occurred"); |
| } |
| } |
| |
| static void initGUI() |
| { |
| f = new JFrame("F"); |
| f.setBounds(100, 100, 200, 100); |
| tf = new JTextField("Test"); |
| f.add(tf); |
| f.setVisible(true); |
| } |
| |
| static void startGUI() |
| { |
| // caret blink Timer |
| tf.requestFocusInWindow(); |
| |
| // misc Timer |
| ActionListener al = new ActionListener() |
| { |
| @Override |
| public void actionPerformed(ActionEvent ae) |
| { |
| System.out.println("Timer tick: " + timerValue++); |
| } |
| }; |
| new javax.swing.Timer(30, al).start(); |
| } |
| |
| static class TestThreadGroup extends ThreadGroup |
| { |
| public TestThreadGroup(String name) |
| { |
| super(name); |
| } |
| |
| @Override |
| public synchronized void uncaughtException(Thread thread, Throwable t) |
| { |
| if (t instanceof ThreadDeath) |
| { |
| // this one is expected, rethrow |
| throw (ThreadDeath)t; |
| } |
| System.err.println("Test FAILED: an exception is caught in the " + |
| "target thread group on thread " + thread.getName()); |
| t.printStackTrace(System.err); |
| exceptionsOccurred = true; |
| } |
| } |
| |
| static class TestRunnable implements Runnable |
| { |
| @Override |
| public void run() |
| { |
| SunToolkit stk = (SunToolkit)Toolkit.getDefaultToolkit(); |
| targetAppContext = stk.createNewAppContext(); |
| |
| // create and show frame and text field |
| SwingUtilities.invokeLater(new Runnable() |
| { |
| @Override |
| public void run() |
| { |
| initGUI(); |
| } |
| }); |
| stk.realSync(); |
| |
| // start some Timers |
| SwingUtilities.invokeLater(new Runnable() |
| { |
| @Override |
| public void run() |
| { |
| startGUI(); |
| } |
| }); |
| |
| // start multiple SwingWorkers |
| while (!Thread.interrupted()) |
| { |
| try |
| { |
| new TestSwingWorker().execute(); |
| Thread.sleep(40); |
| } |
| catch (Exception e) |
| { |
| // exception here is expected, skip |
| break; |
| } |
| } |
| } |
| } |
| |
| static class TestSwingWorker extends SwingWorker<String, Integer> |
| { |
| @Override |
| public String doInBackground() |
| { |
| Random r = new Random(); |
| for (int i = 0; i < 10; i++) |
| { |
| try |
| { |
| int delay = r.nextInt() % 50; |
| Thread.sleep(delay); |
| publish(delay); |
| } |
| catch (Exception z) |
| { |
| break; |
| } |
| } |
| if (!appcontextInitDone) |
| { |
| appcontextInitDone = true; |
| } |
| return "Done"; |
| } |
| |
| @Override |
| public void process(java.util.List<Integer> chunks) |
| { |
| for (Integer i : chunks) |
| { |
| System.err.println("Processed: " + i); |
| } |
| } |
| } |
| } |