--- /dev/null 2014-01-28 05:08:47.000000000 +0400 +++ new/test/java/awt/EventDispatchThread/EDTShutdownTest/EDTShutdownTest.java 2014-01-28 05:08:47.000000000 +0400 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2014, 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 8031694 + @summary [macosx] TwentyThousandTest test intermittently hangs + @author Oleg Pekhovskiy + @run main EDTShutdownTest + */ + +import java.awt.EventQueue; +import java.awt.Toolkit; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import sun.awt.AWTAccessor; + +public class EDTShutdownTest { + + private static boolean passed = false; + + public static void main(String[] args) { + // Force EDT start with InvocationEvent + EventQueue.invokeLater(() -> { + // EventQueue is empty now + EventQueue queue = Toolkit.getDefaultToolkit() + .getSystemEventQueue(); + Thread thread = AWTAccessor.getEventQueueAccessor() + .getDispatchThread(queue); + try { + /* + * Clear EventDispatchThread.doDispatch flag to break message + * loop in EventDispatchThread.pumpEventsForFilter() + */ + Method stopDispatching = thread.getClass() + .getDeclaredMethod("stopDispatching", null); + stopDispatching.setAccessible(true); + stopDispatching.invoke(thread, null); + + /* + * Post another InvocationEvent that MUST be handled before + * EDT shutdown + */ + EventQueue.invokeLater(() -> { + passed = true; + }); + } + catch (InvocationTargetException | NoSuchMethodException + | IllegalAccessException e) { + } + }); + + // Wait for EDT shutdown + EventQueue queue = Toolkit.getDefaultToolkit().getSystemEventQueue(); + Thread thread = AWTAccessor.getEventQueueAccessor() + .getDispatchThread(queue); + try { + thread.join(); + } + catch (InterruptedException e) { + } + + if (passed) { + System.out.println("Test PASSED!"); + } + else { + throw new RuntimeException("Test FAILED!"); + } + } +}