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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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|
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import junit.framework.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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|
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedExceptionAction; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.List; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.AbstractExecutorService; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.RejectedExecutionException; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.ForkJoinPool; |
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import java.util.concurrent.ForkJoinTask; |
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import java.util.concurrent.ForkJoinWorkerThread; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.RecursiveTask; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.RejectedExecutionException; |
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import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.locks.ReentrantLock; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.security.AccessControlException; |
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import java.security.Policy; |
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import java.security.PrivilegedAction; |
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import java.security.PrivilegedExceptionAction; |
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|
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import junit.framework.AssertionFailedError; |
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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|
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public class ForkJoinPoolTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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main(suite(), args); |
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} |
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|
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public static Test suite() { |
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return new TestSuite(ForkJoinPoolTest.class); |
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} |
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|
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/** |
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/* |
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* Testing coverage notes: |
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* |
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* 1. shutdown and related methods are tested via super.joinPool. |
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static final class FibTask extends RecursiveTask<Integer> { |
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final int number; |
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FibTask(int n) { number = n; } |
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public Integer compute() { |
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protected Integer compute() { |
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int n = number; |
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if (n <= 1) |
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return n; |
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this.locker = locker; |
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this.lock = lock; |
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} |
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public Integer compute() { |
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protected Integer compute() { |
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int n; |
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LockingFibTask f1 = null; |
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LockingFibTask f2 = null; |
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*/ |
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public void testDefaultInitialState() { |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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try (PoolCleaner cleaner = cleaner(p)) { |
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assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
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p.getFactory()); |
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assertTrue(p.isQuiescent()); |
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assertFalse(p.getAsyncMode()); |
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assertEquals(0, p.getActiveThreadCount()); |
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assertEquals(0, p.getStealCount()); |
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assertFalse(p.isShutdown()); |
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assertFalse(p.isTerminating()); |
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assertFalse(p.isTerminated()); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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} catch (NullPointerException success) {} |
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} |
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|
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|
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/** |
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* getParallelism returns size set in constructor |
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*/ |
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public void testGetParallelism() { |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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try (PoolCleaner cleaner = cleaner(p)) { |
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assertEquals(1, p.getParallelism()); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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*/ |
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public void testGetPoolSize() { |
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ForkJoinPool p = new ForkJoinPool(1); |
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try { |
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try (PoolCleaner cleaner = cleaner(p)) { |
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assertEquals(0, p.getActiveThreadCount()); |
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Future<String> future = p.submit(new StringTask()); |
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assertEquals(1, p.getPoolSize()); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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/** |
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* awaitTermination on a non-shutdown pool times out |
224 |
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*/ |
225 |
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public void testAwaitTermination_timesOut() throws InterruptedException { |
226 |
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ForkJoinPool p = new ForkJoinPool(1); |
227 |
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try (PoolCleaner cleaner = cleaner(p)) { |
228 |
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assertFalse(p.isTerminated()); |
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assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
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assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
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assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
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assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
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assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
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assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
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long timeoutNanos = 999999L; |
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long startTime = System.nanoTime(); |
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assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
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assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
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assertFalse(p.isTerminated()); |
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startTime = System.nanoTime(); |
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long timeoutMillis = timeoutMillis(); |
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assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
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assertFalse(p.isTerminated()); |
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p.shutdown(); |
246 |
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assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
247 |
> |
assertTrue(p.isTerminated()); |
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} |
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} |
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|
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* performs its defined action |
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*/ |
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public void testSetUncaughtExceptionHandler() throws InterruptedException { |
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final CountDownLatch uncaughtExceptionHappened = new CountDownLatch(1); |
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final CountDownLatch uehInvoked = new CountDownLatch(1); |
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final Thread.UncaughtExceptionHandler eh = |
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new Thread.UncaughtExceptionHandler() { |
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public void uncaughtException(Thread t, Throwable e) { |
262 |
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uncaughtExceptionHappened.countDown(); |
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> |
uehInvoked.countDown(); |
263 |
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}}; |
264 |
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ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(), |
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eh, false); |
266 |
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try { |
267 |
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assertSame(eh, p.getUncaughtExceptionHandler()); |
268 |
< |
p.execute(new FailingTask()); |
269 |
< |
uncaughtExceptionHappened.await(); |
268 |
> |
try { |
269 |
> |
p.execute(new FibTask(8)); |
270 |
> |
assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
271 |
> |
} catch (RejectedExecutionException ok) { |
272 |
> |
} |
273 |
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} finally { |
274 |
< |
//p.shutdownNow(); |
274 |
> |
p.shutdownNow(); // failure might have prevented processing task |
275 |
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joinPool(p); |
276 |
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} |
277 |
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} |
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|
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/** |
280 |
< |
* After invoking a single task, isQuiescent is true, |
281 |
< |
* queues are empty, threads are not active, and |
282 |
< |
* construction parameters continue to hold |
280 |
> |
* After invoking a single task, isQuiescent eventually becomes |
281 |
> |
* true, at which time queues are empty, threads are not active, |
282 |
> |
* the task has completed successfully, and construction |
283 |
> |
* parameters continue to hold |
284 |
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*/ |
285 |
< |
public void testisQuiescent() throws InterruptedException { |
285 |
> |
public void testIsQuiescent() throws Exception { |
286 |
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ForkJoinPool p = new ForkJoinPool(2); |
287 |
< |
try { |
288 |
< |
p.invoke(new FibTask(20)); |
287 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
288 |
> |
assertTrue(p.isQuiescent()); |
289 |
> |
long startTime = System.nanoTime(); |
290 |
> |
FibTask f = new FibTask(20); |
291 |
> |
p.invoke(f); |
292 |
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assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
293 |
|
p.getFactory()); |
294 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
294 |
> |
while (! p.isQuiescent()) { |
295 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
296 |
> |
throw new AssertionFailedError("timed out"); |
297 |
> |
assertFalse(p.getAsyncMode()); |
298 |
> |
assertFalse(p.isShutdown()); |
299 |
> |
assertFalse(p.isTerminating()); |
300 |
> |
assertFalse(p.isTerminated()); |
301 |
> |
Thread.yield(); |
302 |
> |
} |
303 |
> |
|
304 |
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assertTrue(p.isQuiescent()); |
305 |
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assertFalse(p.getAsyncMode()); |
306 |
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assertEquals(0, p.getActiveThreadCount()); |
310 |
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assertFalse(p.isShutdown()); |
311 |
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assertFalse(p.isTerminating()); |
312 |
|
assertFalse(p.isTerminated()); |
313 |
< |
} finally { |
314 |
< |
joinPool(p); |
313 |
> |
assertTrue(f.isDone()); |
314 |
> |
assertEquals(6765, (int) f.get()); |
315 |
|
} |
316 |
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} |
317 |
|
|
320 |
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*/ |
321 |
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public void testSubmitForkJoinTask() throws Throwable { |
322 |
|
ForkJoinPool p = new ForkJoinPool(1); |
323 |
< |
try { |
323 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
324 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
325 |
|
assertEquals(21, (int) f.get()); |
288 |
– |
} finally { |
289 |
– |
joinPool(p); |
326 |
|
} |
327 |
|
} |
328 |
|
|
331 |
|
*/ |
332 |
|
public void testSubmitAfterShutdown() { |
333 |
|
ForkJoinPool p = new ForkJoinPool(1); |
334 |
< |
try { |
334 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
335 |
|
p.shutdown(); |
336 |
|
assertTrue(p.isShutdown()); |
337 |
|
try { |
338 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
339 |
|
shouldThrow(); |
340 |
|
} catch (RejectedExecutionException success) {} |
305 |
– |
} finally { |
306 |
– |
joinPool(p); |
341 |
|
} |
342 |
|
} |
343 |
|
|
349 |
|
try { |
350 |
|
ReentrantLock lock = new ReentrantLock(); |
351 |
|
ManagedLocker locker = new ManagedLocker(lock); |
352 |
< |
ForkJoinTask<Integer> f = new LockingFibTask(30, locker, lock); |
352 |
> |
ForkJoinTask<Integer> f = new LockingFibTask(20, locker, lock); |
353 |
|
p.execute(f); |
354 |
< |
assertEquals(832040, (int) f.get()); |
354 |
> |
assertEquals(6765, (int) f.get()); |
355 |
|
} finally { |
356 |
|
p.shutdownNow(); // don't wait out shutdown |
357 |
|
} |
361 |
|
* pollSubmission returns unexecuted submitted task, if present |
362 |
|
*/ |
363 |
|
public void testPollSubmission() { |
364 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
365 |
|
SubFJP p = new SubFJP(); |
366 |
< |
try { |
367 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
368 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
369 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
366 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
367 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
368 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
369 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
370 |
|
ForkJoinTask r = p.pollSubmission(); |
371 |
|
assertTrue(r == a || r == b || r == c); |
372 |
|
assertFalse(r.isDone()); |
373 |
< |
} finally { |
339 |
< |
joinPool(p); |
373 |
> |
done.countDown(); |
374 |
|
} |
375 |
|
} |
376 |
|
|
378 |
|
* drainTasksTo transfers unexecuted submitted tasks, if present |
379 |
|
*/ |
380 |
|
public void testDrainTasksTo() { |
381 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
382 |
|
SubFJP p = new SubFJP(); |
383 |
< |
try { |
384 |
< |
ForkJoinTask a = p.submit(new MediumRunnable()); |
385 |
< |
ForkJoinTask b = p.submit(new MediumRunnable()); |
386 |
< |
ForkJoinTask c = p.submit(new MediumRunnable()); |
383 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
384 |
> |
ForkJoinTask a = p.submit(awaiter(done)); |
385 |
> |
ForkJoinTask b = p.submit(awaiter(done)); |
386 |
> |
ForkJoinTask c = p.submit(awaiter(done)); |
387 |
|
ArrayList<ForkJoinTask> al = new ArrayList(); |
388 |
|
p.drainTasksTo(al); |
389 |
|
assertTrue(al.size() > 0); |
391 |
|
assertTrue(r == a || r == b || r == c); |
392 |
|
assertFalse(r.isDone()); |
393 |
|
} |
394 |
< |
} finally { |
360 |
< |
joinPool(p); |
394 |
> |
done.countDown(); |
395 |
|
} |
396 |
|
} |
397 |
|
|
364 |
– |
|
398 |
|
// FJ Versions of AbstractExecutorService tests |
399 |
|
|
400 |
|
/** |
402 |
|
*/ |
403 |
|
public void testExecuteRunnable() throws Throwable { |
404 |
|
ExecutorService e = new ForkJoinPool(1); |
405 |
< |
try { |
406 |
< |
TrackedShortRunnable task = new TrackedShortRunnable(); |
407 |
< |
assertFalse(task.done); |
408 |
< |
Future<?> future = e.submit(task); |
409 |
< |
future.get(); |
410 |
< |
assertTrue(task.done); |
411 |
< |
} finally { |
412 |
< |
joinPool(e); |
405 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
406 |
> |
final AtomicBoolean done = new AtomicBoolean(false); |
407 |
> |
Future<?> future = e.submit(new CheckedRunnable() { |
408 |
> |
public void realRun() { |
409 |
> |
done.set(true); |
410 |
> |
}}); |
411 |
> |
assertNull(future.get()); |
412 |
> |
assertNull(future.get(0, MILLISECONDS)); |
413 |
> |
assertTrue(done.get()); |
414 |
> |
assertTrue(future.isDone()); |
415 |
> |
assertFalse(future.isCancelled()); |
416 |
|
} |
417 |
|
} |
418 |
|
|
383 |
– |
|
419 |
|
/** |
420 |
|
* Completed submit(callable) returns result |
421 |
|
*/ |
422 |
|
public void testSubmitCallable() throws Throwable { |
423 |
|
ExecutorService e = new ForkJoinPool(1); |
424 |
< |
try { |
424 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
425 |
|
Future<String> future = e.submit(new StringTask()); |
426 |
< |
String result = future.get(); |
427 |
< |
assertSame(TEST_STRING, result); |
428 |
< |
} finally { |
394 |
< |
joinPool(e); |
426 |
> |
assertSame(TEST_STRING, future.get()); |
427 |
> |
assertTrue(future.isDone()); |
428 |
> |
assertFalse(future.isCancelled()); |
429 |
|
} |
430 |
|
} |
431 |
|
|
434 |
|
*/ |
435 |
|
public void testSubmitRunnable() throws Throwable { |
436 |
|
ExecutorService e = new ForkJoinPool(1); |
437 |
< |
try { |
437 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
438 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
439 |
< |
future.get(); |
439 |
> |
assertNull(future.get()); |
440 |
|
assertTrue(future.isDone()); |
441 |
< |
} finally { |
408 |
< |
joinPool(e); |
441 |
> |
assertFalse(future.isCancelled()); |
442 |
|
} |
443 |
|
} |
444 |
|
|
447 |
|
*/ |
448 |
|
public void testSubmitRunnable2() throws Throwable { |
449 |
|
ExecutorService e = new ForkJoinPool(1); |
450 |
< |
try { |
450 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
451 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
452 |
< |
String result = future.get(); |
453 |
< |
assertSame(TEST_STRING, result); |
454 |
< |
} finally { |
422 |
< |
joinPool(e); |
452 |
> |
assertSame(TEST_STRING, future.get()); |
453 |
> |
assertTrue(future.isDone()); |
454 |
> |
assertFalse(future.isCancelled()); |
455 |
|
} |
456 |
|
} |
457 |
|
|
426 |
– |
|
458 |
|
/** |
459 |
< |
* A submitted privileged action to completion |
459 |
> |
* A submitted privileged action runs to completion |
460 |
|
*/ |
461 |
< |
public void testSubmitPrivilegedAction() throws Throwable { |
462 |
< |
Policy savedPolicy = null; |
463 |
< |
try { |
464 |
< |
savedPolicy = Policy.getPolicy(); |
465 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
435 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
436 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
437 |
< |
Policy.setPolicy(policy); |
438 |
< |
} catch (AccessControlException ok) { |
439 |
< |
return; |
440 |
< |
} |
441 |
< |
|
442 |
< |
try { |
461 |
> |
public void testSubmitPrivilegedAction() throws Exception { |
462 |
> |
final Callable callable = Executors.callable(new PrivilegedAction() { |
463 |
> |
public Object run() { return TEST_STRING; }}); |
464 |
> |
Runnable r = new CheckedRunnable() { |
465 |
> |
public void realRun() throws Exception { |
466 |
|
ExecutorService e = new ForkJoinPool(1); |
467 |
< |
try { |
468 |
< |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
469 |
< |
public Object run() { |
447 |
< |
return TEST_STRING; |
448 |
< |
}})); |
449 |
< |
|
450 |
< |
Object result = future.get(); |
451 |
< |
assertSame(TEST_STRING, result); |
452 |
< |
} finally { |
453 |
< |
joinPool(e); |
467 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
468 |
> |
Future future = e.submit(callable); |
469 |
> |
assertSame(TEST_STRING, future.get()); |
470 |
|
} |
471 |
< |
} finally { |
472 |
< |
Policy.setPolicy(savedPolicy); |
473 |
< |
} |
471 |
> |
}}; |
472 |
> |
|
473 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
474 |
|
} |
475 |
|
|
476 |
|
/** |
477 |
< |
* A submitted a privileged exception action runs to completion |
477 |
> |
* A submitted privileged exception action runs to completion |
478 |
|
*/ |
479 |
< |
public void testSubmitPrivilegedExceptionAction() throws Throwable { |
480 |
< |
Policy savedPolicy = null; |
481 |
< |
try { |
482 |
< |
savedPolicy = Policy.getPolicy(); |
483 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
484 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
469 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
470 |
< |
Policy.setPolicy(policy); |
471 |
< |
} catch (AccessControlException ok) { |
472 |
< |
return; |
473 |
< |
} |
474 |
< |
|
475 |
< |
try { |
479 |
> |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
480 |
> |
final Callable callable = |
481 |
> |
Executors.callable(new PrivilegedExceptionAction() { |
482 |
> |
public Object run() { return TEST_STRING; }}); |
483 |
> |
Runnable r = new CheckedRunnable() { |
484 |
> |
public void realRun() throws Exception { |
485 |
|
ExecutorService e = new ForkJoinPool(1); |
486 |
< |
try { |
487 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
488 |
< |
public Object run() { |
480 |
< |
return TEST_STRING; |
481 |
< |
}})); |
482 |
< |
|
483 |
< |
Object result = future.get(); |
484 |
< |
assertSame(TEST_STRING, result); |
485 |
< |
} finally { |
486 |
< |
joinPool(e); |
486 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
487 |
> |
Future future = e.submit(callable); |
488 |
> |
assertSame(TEST_STRING, future.get()); |
489 |
|
} |
490 |
< |
} finally { |
491 |
< |
Policy.setPolicy(savedPolicy); |
492 |
< |
} |
490 |
> |
}}; |
491 |
> |
|
492 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
493 |
|
} |
494 |
|
|
495 |
|
/** |
496 |
|
* A submitted failed privileged exception action reports exception |
497 |
|
*/ |
498 |
< |
public void testSubmitFailedPrivilegedExceptionAction() throws Throwable { |
499 |
< |
Policy savedPolicy = null; |
500 |
< |
try { |
501 |
< |
savedPolicy = Policy.getPolicy(); |
502 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
503 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
502 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
503 |
< |
Policy.setPolicy(policy); |
504 |
< |
} catch (AccessControlException ok) { |
505 |
< |
return; |
506 |
< |
} |
507 |
< |
|
508 |
< |
try { |
498 |
> |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
499 |
> |
final Callable callable = |
500 |
> |
Executors.callable(new PrivilegedExceptionAction() { |
501 |
> |
public Object run() { throw new IndexOutOfBoundsException(); }}); |
502 |
> |
Runnable r = new CheckedRunnable() { |
503 |
> |
public void realRun() throws Exception { |
504 |
|
ExecutorService e = new ForkJoinPool(1); |
505 |
< |
try { |
506 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
507 |
< |
public Object run() throws Exception { |
508 |
< |
throw new IndexOutOfBoundsException(); |
509 |
< |
}})); |
510 |
< |
|
511 |
< |
Object result = future.get(); |
512 |
< |
shouldThrow(); |
518 |
< |
} catch (ExecutionException success) { |
519 |
< |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
520 |
< |
} finally { |
521 |
< |
joinPool(e); |
505 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
506 |
> |
Future future = e.submit(callable); |
507 |
> |
try { |
508 |
> |
future.get(); |
509 |
> |
shouldThrow(); |
510 |
> |
} catch (ExecutionException success) { |
511 |
> |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
512 |
> |
} |
513 |
|
} |
514 |
< |
} finally { |
515 |
< |
Policy.setPolicy(savedPolicy); |
516 |
< |
} |
514 |
> |
}}; |
515 |
> |
|
516 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
517 |
|
} |
518 |
|
|
519 |
|
/** |
521 |
|
*/ |
522 |
|
public void testExecuteNullRunnable() { |
523 |
|
ExecutorService e = new ForkJoinPool(1); |
524 |
< |
TrackedShortRunnable task = null; |
525 |
< |
try { |
526 |
< |
Future<?> future = e.submit(task); |
527 |
< |
shouldThrow(); |
528 |
< |
} catch (NullPointerException success) { |
538 |
< |
} finally { |
539 |
< |
joinPool(e); |
524 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
525 |
> |
try { |
526 |
> |
Future<?> future = e.submit((Runnable) null); |
527 |
> |
shouldThrow(); |
528 |
> |
} catch (NullPointerException success) {} |
529 |
|
} |
530 |
|
} |
531 |
|
|
543 |
– |
|
532 |
|
/** |
533 |
|
* submit(null callable) throws NullPointerException |
534 |
|
*/ |
535 |
|
public void testSubmitNullCallable() { |
536 |
|
ExecutorService e = new ForkJoinPool(1); |
537 |
< |
StringTask t = null; |
538 |
< |
try { |
539 |
< |
Future<String> future = e.submit(t); |
540 |
< |
shouldThrow(); |
541 |
< |
} catch (NullPointerException success) { |
554 |
< |
} finally { |
555 |
< |
joinPool(e); |
537 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
538 |
> |
try { |
539 |
> |
Future<String> future = e.submit((Callable) null); |
540 |
> |
shouldThrow(); |
541 |
> |
} catch (NullPointerException success) {} |
542 |
|
} |
543 |
|
} |
544 |
|
|
559 |
– |
|
545 |
|
/** |
546 |
|
* submit(callable).get() throws InterruptedException if interrupted |
547 |
|
*/ |
548 |
|
public void testInterruptedSubmit() throws InterruptedException { |
549 |
|
final CountDownLatch submitted = new CountDownLatch(1); |
550 |
|
final CountDownLatch quittingTime = new CountDownLatch(1); |
566 |
– |
final ExecutorService p = new ForkJoinPool(1); |
551 |
|
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
552 |
|
public Void realCall() throws InterruptedException { |
553 |
< |
assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
553 |
> |
assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS)); |
554 |
|
return null; |
555 |
|
}}; |
556 |
< |
try { |
556 |
> |
final ExecutorService p = new ForkJoinPool(1); |
557 |
> |
try (PoolCleaner cleaner = cleaner(p, quittingTime)) { |
558 |
|
Thread t = new Thread(new CheckedInterruptedRunnable() { |
559 |
|
public void realRun() throws Exception { |
560 |
|
Future<Void> future = p.submit(awaiter); |
562 |
|
future.get(); |
563 |
|
}}); |
564 |
|
t.start(); |
565 |
< |
assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
565 |
> |
await(submitted); |
566 |
|
t.interrupt(); |
567 |
< |
t.join(); |
583 |
< |
} finally { |
584 |
< |
quittingTime.countDown(); |
585 |
< |
joinPool(p); |
567 |
> |
awaitTermination(t); |
568 |
|
} |
569 |
|
} |
570 |
|
|
574 |
|
*/ |
575 |
|
public void testSubmitEE() throws Throwable { |
576 |
|
ForkJoinPool p = new ForkJoinPool(1); |
577 |
< |
try { |
578 |
< |
p.submit(new Callable() { |
579 |
< |
public Object call() { |
580 |
< |
int i = 5/0; |
581 |
< |
return Boolean.TRUE; |
582 |
< |
}}).get(); |
583 |
< |
shouldThrow(); |
584 |
< |
} catch (ExecutionException success) { |
585 |
< |
assertTrue(success.getCause() instanceof ArithmeticException); |
604 |
< |
} finally { |
605 |
< |
joinPool(p); |
577 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
578 |
> |
try { |
579 |
> |
p.submit(new Callable() { |
580 |
> |
public Object call() { throw new ArithmeticException(); }}) |
581 |
> |
.get(); |
582 |
> |
shouldThrow(); |
583 |
> |
} catch (ExecutionException success) { |
584 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
585 |
> |
} |
586 |
|
} |
587 |
|
} |
588 |
|
|
591 |
|
*/ |
592 |
|
public void testInvokeAny1() throws Throwable { |
593 |
|
ExecutorService e = new ForkJoinPool(1); |
594 |
< |
try { |
595 |
< |
e.invokeAny(null); |
596 |
< |
shouldThrow(); |
597 |
< |
} catch (NullPointerException success) { |
598 |
< |
} finally { |
619 |
< |
joinPool(e); |
594 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
595 |
> |
try { |
596 |
> |
e.invokeAny(null); |
597 |
> |
shouldThrow(); |
598 |
> |
} catch (NullPointerException success) {} |
599 |
|
} |
600 |
|
} |
601 |
|
|
604 |
|
*/ |
605 |
|
public void testInvokeAny2() throws Throwable { |
606 |
|
ExecutorService e = new ForkJoinPool(1); |
607 |
< |
try { |
608 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
609 |
< |
shouldThrow(); |
610 |
< |
} catch (IllegalArgumentException success) { |
611 |
< |
} finally { |
633 |
< |
joinPool(e); |
607 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
608 |
> |
try { |
609 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
610 |
> |
shouldThrow(); |
611 |
> |
} catch (IllegalArgumentException success) {} |
612 |
|
} |
613 |
|
} |
614 |
|
|
617 |
|
*/ |
618 |
|
public void testInvokeAny3() throws Throwable { |
619 |
|
ExecutorService e = new ForkJoinPool(1); |
620 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
621 |
< |
l.add(null); |
622 |
< |
try { |
623 |
< |
e.invokeAny(l); |
624 |
< |
shouldThrow(); |
625 |
< |
} catch (NullPointerException success) { |
626 |
< |
} finally { |
649 |
< |
joinPool(e); |
620 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
621 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
622 |
> |
l.add(null); |
623 |
> |
try { |
624 |
> |
e.invokeAny(l); |
625 |
> |
shouldThrow(); |
626 |
> |
} catch (NullPointerException success) {} |
627 |
|
} |
628 |
|
} |
629 |
|
|
633 |
|
public void testInvokeAny4() throws Throwable { |
634 |
|
CountDownLatch latch = new CountDownLatch(1); |
635 |
|
ExecutorService e = new ForkJoinPool(1); |
636 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
637 |
< |
l.add(latchAwaitingStringTask(latch)); |
638 |
< |
l.add(null); |
639 |
< |
try { |
640 |
< |
e.invokeAny(l); |
641 |
< |
shouldThrow(); |
642 |
< |
} catch (NullPointerException success) { |
643 |
< |
} finally { |
636 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
637 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
638 |
> |
l.add(latchAwaitingStringTask(latch)); |
639 |
> |
l.add(null); |
640 |
> |
try { |
641 |
> |
e.invokeAny(l); |
642 |
> |
shouldThrow(); |
643 |
> |
} catch (NullPointerException success) {} |
644 |
|
latch.countDown(); |
668 |
– |
joinPool(e); |
645 |
|
} |
646 |
|
} |
647 |
|
|
650 |
|
*/ |
651 |
|
public void testInvokeAny5() throws Throwable { |
652 |
|
ExecutorService e = new ForkJoinPool(1); |
653 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
654 |
< |
l.add(new NPETask()); |
655 |
< |
try { |
656 |
< |
e.invokeAny(l); |
657 |
< |
shouldThrow(); |
658 |
< |
} catch (ExecutionException success) { |
659 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
660 |
< |
} finally { |
661 |
< |
joinPool(e); |
653 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
654 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
655 |
> |
l.add(new NPETask()); |
656 |
> |
try { |
657 |
> |
e.invokeAny(l); |
658 |
> |
shouldThrow(); |
659 |
> |
} catch (ExecutionException success) { |
660 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
661 |
> |
} |
662 |
|
} |
663 |
|
} |
664 |
|
|
667 |
|
*/ |
668 |
|
public void testInvokeAny6() throws Throwable { |
669 |
|
ExecutorService e = new ForkJoinPool(1); |
670 |
< |
try { |
670 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
671 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
672 |
|
l.add(new StringTask()); |
673 |
|
l.add(new StringTask()); |
674 |
|
String result = e.invokeAny(l); |
675 |
|
assertSame(TEST_STRING, result); |
700 |
– |
} finally { |
701 |
– |
joinPool(e); |
676 |
|
} |
677 |
|
} |
678 |
|
|
681 |
|
*/ |
682 |
|
public void testInvokeAll1() throws Throwable { |
683 |
|
ExecutorService e = new ForkJoinPool(1); |
684 |
< |
try { |
685 |
< |
e.invokeAll(null); |
686 |
< |
shouldThrow(); |
687 |
< |
} catch (NullPointerException success) { |
688 |
< |
} finally { |
715 |
< |
joinPool(e); |
684 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
685 |
> |
try { |
686 |
> |
e.invokeAll(null); |
687 |
> |
shouldThrow(); |
688 |
> |
} catch (NullPointerException success) {} |
689 |
|
} |
690 |
|
} |
691 |
|
|
694 |
|
*/ |
695 |
|
public void testInvokeAll2() throws InterruptedException { |
696 |
|
ExecutorService e = new ForkJoinPool(1); |
697 |
< |
try { |
697 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
698 |
|
List<Future<String>> r |
699 |
|
= e.invokeAll(new ArrayList<Callable<String>>()); |
700 |
|
assertTrue(r.isEmpty()); |
728 |
– |
} finally { |
729 |
– |
joinPool(e); |
701 |
|
} |
702 |
|
} |
703 |
|
|
706 |
|
*/ |
707 |
|
public void testInvokeAll3() throws InterruptedException { |
708 |
|
ExecutorService e = new ForkJoinPool(1); |
709 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
710 |
< |
l.add(new StringTask()); |
711 |
< |
l.add(null); |
712 |
< |
try { |
713 |
< |
e.invokeAll(l); |
714 |
< |
shouldThrow(); |
715 |
< |
} catch (NullPointerException success) { |
716 |
< |
} finally { |
746 |
< |
joinPool(e); |
709 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
710 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
711 |
> |
l.add(new StringTask()); |
712 |
> |
l.add(null); |
713 |
> |
try { |
714 |
> |
e.invokeAll(l); |
715 |
> |
shouldThrow(); |
716 |
> |
} catch (NullPointerException success) {} |
717 |
|
} |
718 |
|
} |
719 |
|
|
723 |
|
*/ |
724 |
|
public void testInvokeAll4() throws Throwable { |
725 |
|
ExecutorService e = new ForkJoinPool(1); |
726 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
727 |
< |
l.add(new NPETask()); |
728 |
< |
List<Future<String>> futures = e.invokeAll(l); |
729 |
< |
assertEquals(1, futures.size()); |
730 |
< |
try { |
731 |
< |
futures.get(0).get(); |
732 |
< |
shouldThrow(); |
733 |
< |
} catch (ExecutionException success) { |
734 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
735 |
< |
} finally { |
736 |
< |
joinPool(e); |
726 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
727 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
728 |
> |
l.add(new NPETask()); |
729 |
> |
List<Future<String>> futures = e.invokeAll(l); |
730 |
> |
assertEquals(1, futures.size()); |
731 |
> |
try { |
732 |
> |
futures.get(0).get(); |
733 |
> |
shouldThrow(); |
734 |
> |
} catch (ExecutionException success) { |
735 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
736 |
> |
} |
737 |
|
} |
738 |
|
} |
739 |
|
|
742 |
|
*/ |
743 |
|
public void testInvokeAll5() throws Throwable { |
744 |
|
ExecutorService e = new ForkJoinPool(1); |
745 |
< |
try { |
745 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
746 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
747 |
|
l.add(new StringTask()); |
748 |
|
l.add(new StringTask()); |
750 |
|
assertEquals(2, futures.size()); |
751 |
|
for (Future<String> future : futures) |
752 |
|
assertSame(TEST_STRING, future.get()); |
783 |
– |
} finally { |
784 |
– |
joinPool(e); |
753 |
|
} |
754 |
|
} |
755 |
|
|
788 |
– |
|
756 |
|
/** |
757 |
|
* timed invokeAny(null) throws NullPointerException |
758 |
|
*/ |
759 |
|
public void testTimedInvokeAny1() throws Throwable { |
760 |
|
ExecutorService e = new ForkJoinPool(1); |
761 |
< |
try { |
762 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
763 |
< |
shouldThrow(); |
764 |
< |
} catch (NullPointerException success) { |
765 |
< |
} finally { |
799 |
< |
joinPool(e); |
761 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
762 |
> |
try { |
763 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
764 |
> |
shouldThrow(); |
765 |
> |
} catch (NullPointerException success) {} |
766 |
|
} |
767 |
|
} |
768 |
|
|
771 |
|
*/ |
772 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Throwable { |
773 |
|
ExecutorService e = new ForkJoinPool(1); |
774 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
775 |
< |
l.add(new StringTask()); |
776 |
< |
try { |
777 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
778 |
< |
shouldThrow(); |
779 |
< |
} catch (NullPointerException success) { |
780 |
< |
} finally { |
815 |
< |
joinPool(e); |
774 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
775 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
776 |
> |
l.add(new StringTask()); |
777 |
> |
try { |
778 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
779 |
> |
shouldThrow(); |
780 |
> |
} catch (NullPointerException success) {} |
781 |
|
} |
782 |
|
} |
783 |
|
|
786 |
|
*/ |
787 |
|
public void testTimedInvokeAny2() throws Throwable { |
788 |
|
ExecutorService e = new ForkJoinPool(1); |
789 |
< |
try { |
790 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), |
791 |
< |
MEDIUM_DELAY_MS, MILLISECONDS); |
792 |
< |
shouldThrow(); |
793 |
< |
} catch (IllegalArgumentException success) { |
794 |
< |
} finally { |
830 |
< |
joinPool(e); |
789 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
790 |
> |
try { |
791 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
792 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
793 |
> |
shouldThrow(); |
794 |
> |
} catch (IllegalArgumentException success) {} |
795 |
|
} |
796 |
|
} |
797 |
|
|
801 |
|
public void testTimedInvokeAny3() throws Throwable { |
802 |
|
CountDownLatch latch = new CountDownLatch(1); |
803 |
|
ExecutorService e = new ForkJoinPool(1); |
804 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
805 |
< |
l.add(latchAwaitingStringTask(latch)); |
806 |
< |
l.add(null); |
807 |
< |
try { |
808 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
809 |
< |
shouldThrow(); |
810 |
< |
} catch (NullPointerException success) { |
811 |
< |
} finally { |
804 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
805 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
806 |
> |
l.add(latchAwaitingStringTask(latch)); |
807 |
> |
l.add(null); |
808 |
> |
try { |
809 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
810 |
> |
shouldThrow(); |
811 |
> |
} catch (NullPointerException success) {} |
812 |
|
latch.countDown(); |
849 |
– |
joinPool(e); |
813 |
|
} |
814 |
|
} |
815 |
|
|
818 |
|
*/ |
819 |
|
public void testTimedInvokeAny4() throws Throwable { |
820 |
|
ExecutorService e = new ForkJoinPool(1); |
821 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
822 |
< |
l.add(new NPETask()); |
823 |
< |
try { |
824 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
825 |
< |
shouldThrow(); |
826 |
< |
} catch (ExecutionException success) { |
827 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
828 |
< |
} finally { |
829 |
< |
joinPool(e); |
821 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
822 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
823 |
> |
l.add(new NPETask()); |
824 |
> |
try { |
825 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
826 |
> |
shouldThrow(); |
827 |
> |
} catch (ExecutionException success) { |
828 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
829 |
> |
} |
830 |
|
} |
831 |
|
} |
832 |
|
|
835 |
|
*/ |
836 |
|
public void testTimedInvokeAny5() throws Throwable { |
837 |
|
ExecutorService e = new ForkJoinPool(1); |
838 |
< |
try { |
838 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
839 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
840 |
|
l.add(new StringTask()); |
841 |
|
l.add(new StringTask()); |
842 |
|
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
843 |
|
assertSame(TEST_STRING, result); |
881 |
– |
} finally { |
882 |
– |
joinPool(e); |
844 |
|
} |
845 |
|
} |
846 |
|
|
849 |
|
*/ |
850 |
|
public void testTimedInvokeAll1() throws Throwable { |
851 |
|
ExecutorService e = new ForkJoinPool(1); |
852 |
< |
try { |
853 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
854 |
< |
shouldThrow(); |
855 |
< |
} catch (NullPointerException success) { |
856 |
< |
} finally { |
896 |
< |
joinPool(e); |
852 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
853 |
> |
try { |
854 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
855 |
> |
shouldThrow(); |
856 |
> |
} catch (NullPointerException success) {} |
857 |
|
} |
858 |
|
} |
859 |
|
|
862 |
|
*/ |
863 |
|
public void testTimedInvokeAllNullTimeUnit() throws Throwable { |
864 |
|
ExecutorService e = new ForkJoinPool(1); |
865 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
866 |
< |
l.add(new StringTask()); |
867 |
< |
try { |
868 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
869 |
< |
shouldThrow(); |
870 |
< |
} catch (NullPointerException success) { |
871 |
< |
} finally { |
912 |
< |
joinPool(e); |
865 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
866 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
867 |
> |
l.add(new StringTask()); |
868 |
> |
try { |
869 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
870 |
> |
shouldThrow(); |
871 |
> |
} catch (NullPointerException success) {} |
872 |
|
} |
873 |
|
} |
874 |
|
|
877 |
|
*/ |
878 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
879 |
|
ExecutorService e = new ForkJoinPool(1); |
880 |
< |
try { |
880 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
881 |
|
List<Future<String>> r |
882 |
|
= e.invokeAll(new ArrayList<Callable<String>>(), |
883 |
|
MEDIUM_DELAY_MS, MILLISECONDS); |
884 |
|
assertTrue(r.isEmpty()); |
926 |
– |
} finally { |
927 |
– |
joinPool(e); |
885 |
|
} |
886 |
|
} |
887 |
|
|
890 |
|
*/ |
891 |
|
public void testTimedInvokeAll3() throws InterruptedException { |
892 |
|
ExecutorService e = new ForkJoinPool(1); |
893 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
894 |
< |
l.add(new StringTask()); |
895 |
< |
l.add(null); |
896 |
< |
try { |
897 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
898 |
< |
shouldThrow(); |
899 |
< |
} catch (NullPointerException success) { |
900 |
< |
} finally { |
944 |
< |
joinPool(e); |
893 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
894 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
895 |
> |
l.add(new StringTask()); |
896 |
> |
l.add(null); |
897 |
> |
try { |
898 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
899 |
> |
shouldThrow(); |
900 |
> |
} catch (NullPointerException success) {} |
901 |
|
} |
902 |
|
} |
903 |
|
|
906 |
|
*/ |
907 |
|
public void testTimedInvokeAll4() throws Throwable { |
908 |
|
ExecutorService e = new ForkJoinPool(1); |
909 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
910 |
< |
l.add(new NPETask()); |
911 |
< |
List<Future<String>> futures |
912 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
913 |
< |
assertEquals(1, futures.size()); |
914 |
< |
try { |
915 |
< |
futures.get(0).get(); |
916 |
< |
shouldThrow(); |
917 |
< |
} catch (ExecutionException success) { |
918 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
919 |
< |
} finally { |
920 |
< |
joinPool(e); |
909 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
910 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
911 |
> |
l.add(new NPETask()); |
912 |
> |
List<Future<String>> futures |
913 |
> |
= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
914 |
> |
assertEquals(1, futures.size()); |
915 |
> |
try { |
916 |
> |
futures.get(0).get(); |
917 |
> |
shouldThrow(); |
918 |
> |
} catch (ExecutionException success) { |
919 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
920 |
> |
} |
921 |
|
} |
922 |
|
} |
923 |
|
|
925 |
|
* timed invokeAll(c) returns results of all completed tasks in c |
926 |
|
*/ |
927 |
|
public void testTimedInvokeAll5() throws Throwable { |
928 |
< |
ExecutorService e = new ForkJoinPool(1); |
929 |
< |
try { |
928 |
> |
ForkJoinPool e = new ForkJoinPool(1); |
929 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
930 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
931 |
|
l.add(new StringTask()); |
932 |
|
l.add(new StringTask()); |
933 |
|
List<Future<String>> futures |
934 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
934 |
> |
= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
935 |
|
assertEquals(2, futures.size()); |
936 |
|
for (Future<String> future : futures) |
937 |
|
assertSame(TEST_STRING, future.get()); |
982 |
– |
} finally { |
983 |
– |
joinPool(e); |
938 |
|
} |
939 |
|
} |
940 |
|
|