/*
* 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
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*/
/*
* This file is available under and governed by the GNU General Public
* License version 2 only, as published by the Free Software Foundation.
* However, the following notice accompanied the original version of this
* file:
*
* Written by Doug Lea with assistance from members of JCP JSR-166
* Expert Group and released to the public domain, as explained at
* http://creativecommons.org/publicdomain/zero/1.0/
*/
/*
* @test
* @bug 8008378
* @run main/othervm -Djava.util.concurrent.ForkJoinPool.common.exceptionHandler=ThrowingRunnable
* ThrowingRunnable
* @summary FJP.execute(Runnable), uncaught exception should cause worker thread
* to die.
* @author Chris Hegarty
*/
import java.lang.Thread.UncaughtExceptionHandler;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.Phaser;
import java.util.concurrent.TimeUnit;
public class ThrowingRunnable implements Runnable, UncaughtExceptionHandler {
static final Phaser phaser = new Phaser(2);
private static void realMain(String[] args) throws Throwable {
ThrowingRunnable r = new ThrowingRunnable();
ForkJoinPool.commonPool().execute(r);
phaser.awaitAdvanceInterruptibly(phaser.arrive(), 10, TimeUnit.SECONDS);
pass();
}
@Override
public void run() {
throw new RuntimeException("This is an exception.");
}
@Override
public void uncaughtException(Thread t, Throwable e) {
pass();
phaser.arrive();
}
//--------------------- Infrastructure ---------------------------
static volatile int passed = 0, failed = 0;
static void pass() {passed++;}
static void fail() {failed++; /*Thread.dumpStack();*/}
static void fail(String msg) {System.out.println(msg); fail();}
static void unexpected(Throwable t) {failed++; t.printStackTrace();}
static void check(boolean cond, String msg) {if (cond) pass(); else fail(msg);}
static void equal(Object x, Object y) {
if (x == null ? y == null : x.equals(y)) pass();
else fail(x + " not equal to " + y);}
public static void main(String[] args) throws Throwable {
try {realMain(args);} catch (Throwable t) {unexpected(t);}
System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
if (failed > 0) throw new AssertionError("Some tests failed");}
}