/* * Copyright (c) 1999, 2011, 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 4288198 * @summary Killing a Timer thread causes the Timer to fail silently on * subsequent use.
*/
import java.util.*;
publicclass KillThread { staticvolatileThread tdThread; publicstaticvoid main (String[] args) throws Exception {
Timer t = new Timer();
// Start a mean event that kills the timer thread
t.schedule(new TimerTask() { publicvoid run() {
tdThread = Thread.currentThread(); thrownew ThreadDeath();
}
}, 0);
// Wait for mean event to do the deed and thread to die. try { do { Thread.sleep(100);
} while(tdThread == null);
} catch(InterruptedException e) {
}
tdThread.join();
// Try to start another event try { // Timer thread is dead now
t.schedule(new TimerTask() { publicvoid run() {
}
}, 0); thrownew Exception("We failed silently");
} catch(IllegalStateException e) { // Killing the Timer thread is equivalent to cancelling the Timer
}
}
}
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