/* * Copyright (c) 2007, 2012, 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. */ package test.interactive; /* * @Harness: java * @Runs: 0 = true */ public class UncaughtException { static RuntimeException throwMe = new RuntimeException("uncaught"); /** * Testing that an uncaught exception is routed to the thread group. */ public static boolean test(int i) throws InterruptedException { final TestThreadGroup testThreadGroup = new TestThreadGroup(); final Thread thread = new Thread(testThreadGroup, new Runnable() { public void run() { throw throwMe; } }); thread.start(); thread.join(); final Throwable throwable = testThreadGroup.getLastUncaughtException(); return throwable == throwMe; } static class TestThreadGroup extends ThreadGroup { Throwable uncaught; public TestThreadGroup() { super("test"); } public synchronized Throwable getLastUncaughtException() { return uncaught; } @Override public void uncaughtException(Thread t, Throwable e) { synchronized (this) { uncaught = e; } super.uncaughtException(t, e); } } }