4 |
|
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
|
*/ |
6 |
|
|
7 |
< |
import junit.framework.*; |
7 |
> |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
8 |
> |
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
9 |
> |
|
10 |
> |
import java.security.PrivilegedAction; |
11 |
> |
import java.security.PrivilegedExceptionAction; |
12 |
|
import java.util.ArrayList; |
13 |
|
import java.util.Collection; |
14 |
|
import java.util.List; |
11 |
– |
import java.util.concurrent.Executors; |
12 |
– |
import java.util.concurrent.ExecutorService; |
13 |
– |
import java.util.concurrent.AbstractExecutorService; |
14 |
– |
import java.util.concurrent.CountDownLatch; |
15 |
|
import java.util.concurrent.Callable; |
16 |
< |
import java.util.concurrent.Future; |
16 |
> |
import java.util.concurrent.CountDownLatch; |
17 |
|
import java.util.concurrent.ExecutionException; |
18 |
< |
import java.util.concurrent.CancellationException; |
19 |
< |
import java.util.concurrent.RejectedExecutionException; |
18 |
> |
import java.util.concurrent.Executors; |
19 |
> |
import java.util.concurrent.ExecutorService; |
20 |
|
import java.util.concurrent.ForkJoinPool; |
21 |
|
import java.util.concurrent.ForkJoinTask; |
22 |
|
import java.util.concurrent.ForkJoinWorkerThread; |
23 |
+ |
import java.util.concurrent.Future; |
24 |
|
import java.util.concurrent.RecursiveTask; |
25 |
< |
import java.util.concurrent.TimeUnit; |
25 |
> |
import java.util.concurrent.RejectedExecutionException; |
26 |
|
import java.util.concurrent.atomic.AtomicBoolean; |
27 |
|
import java.util.concurrent.locks.ReentrantLock; |
28 |
< |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
29 |
< |
import java.security.AccessControlException; |
30 |
< |
import java.security.Policy; |
31 |
< |
import java.security.PrivilegedAction; |
31 |
< |
import java.security.PrivilegedExceptionAction; |
28 |
> |
|
29 |
> |
import junit.framework.AssertionFailedError; |
30 |
> |
import junit.framework.Test; |
31 |
> |
import junit.framework.TestSuite; |
32 |
|
|
33 |
|
public class ForkJoinPoolTest extends JSR166TestCase { |
34 |
|
public static void main(String[] args) { |
35 |
< |
junit.textui.TestRunner.run(suite()); |
35 |
> |
main(suite(), args); |
36 |
|
} |
37 |
|
|
38 |
|
public static Test suite() { |
39 |
|
return new TestSuite(ForkJoinPoolTest.class); |
40 |
|
} |
41 |
|
|
42 |
< |
/** |
42 |
> |
/* |
43 |
|
* Testing coverage notes: |
44 |
|
* |
45 |
|
* 1. shutdown and related methods are tested via super.joinPool. |
64 |
|
} |
65 |
|
} |
66 |
|
|
67 |
+ |
static class MyError extends Error {} |
68 |
+ |
|
69 |
|
// to test handlers |
70 |
|
static class FailingFJWSubclass extends ForkJoinWorkerThread { |
71 |
|
public FailingFJWSubclass(ForkJoinPool p) { super(p) ; } |
72 |
< |
protected void onStart() { super.onStart(); throw new Error(); } |
72 |
> |
protected void onStart() { super.onStart(); throw new MyError(); } |
73 |
|
} |
74 |
|
|
75 |
|
static class FailingThreadFactory |
109 |
|
static final class FibTask extends RecursiveTask<Integer> { |
110 |
|
final int number; |
111 |
|
FibTask(int n) { number = n; } |
112 |
< |
public Integer compute() { |
112 |
> |
protected Integer compute() { |
113 |
|
int n = number; |
114 |
|
if (n <= 1) |
115 |
|
return n; |
137 |
|
this.locker = locker; |
138 |
|
this.lock = lock; |
139 |
|
} |
140 |
< |
public Integer compute() { |
140 |
> |
protected Integer compute() { |
141 |
|
int n; |
142 |
|
LockingFibTask f1 = null; |
143 |
|
LockingFibTask f2 = null; |
164 |
|
*/ |
165 |
|
public void testDefaultInitialState() { |
166 |
|
ForkJoinPool p = new ForkJoinPool(1); |
167 |
< |
try { |
167 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
168 |
|
assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
169 |
|
p.getFactory()); |
170 |
|
assertFalse(p.getAsyncMode()); |
176 |
|
assertFalse(p.isShutdown()); |
177 |
|
assertFalse(p.isTerminating()); |
178 |
|
assertFalse(p.isTerminated()); |
177 |
– |
} finally { |
178 |
– |
joinPool(p); |
179 |
|
} |
180 |
|
} |
181 |
|
|
204 |
|
*/ |
205 |
|
public void testGetParallelism() { |
206 |
|
ForkJoinPool p = new ForkJoinPool(1); |
207 |
< |
try { |
207 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
208 |
|
assertEquals(1, p.getParallelism()); |
209 |
– |
} finally { |
210 |
– |
joinPool(p); |
209 |
|
} |
210 |
|
} |
211 |
|
|
213 |
|
* getPoolSize returns number of started workers. |
214 |
|
*/ |
215 |
|
public void testGetPoolSize() { |
216 |
< |
ForkJoinPool p = new ForkJoinPool(1); |
217 |
< |
try { |
216 |
> |
final CountDownLatch taskStarted = new CountDownLatch(1); |
217 |
> |
final CountDownLatch done = new CountDownLatch(1); |
218 |
> |
final ForkJoinPool p = new ForkJoinPool(1); |
219 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
220 |
|
assertEquals(0, p.getActiveThreadCount()); |
221 |
< |
Future<String> future = p.submit(new StringTask()); |
221 |
> |
final Runnable task = new CheckedRunnable() { |
222 |
> |
public void realRun() throws InterruptedException { |
223 |
> |
taskStarted.countDown(); |
224 |
> |
assertEquals(1, p.getPoolSize()); |
225 |
> |
assertEquals(1, p.getActiveThreadCount()); |
226 |
> |
done.await(); |
227 |
> |
}}; |
228 |
> |
Future<?> future = p.submit(task); |
229 |
> |
await(taskStarted); |
230 |
|
assertEquals(1, p.getPoolSize()); |
231 |
< |
} finally { |
232 |
< |
joinPool(p); |
231 |
> |
assertEquals(1, p.getActiveThreadCount()); |
232 |
> |
done.countDown(); |
233 |
> |
} |
234 |
> |
assertEquals(0, p.getPoolSize()); |
235 |
> |
assertEquals(0, p.getActiveThreadCount()); |
236 |
> |
} |
237 |
> |
|
238 |
> |
/** |
239 |
> |
* awaitTermination on a non-shutdown pool times out |
240 |
> |
*/ |
241 |
> |
public void testAwaitTermination_timesOut() throws InterruptedException { |
242 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
243 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
244 |
> |
assertFalse(p.isTerminated()); |
245 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
246 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
247 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
248 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
249 |
> |
assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
250 |
> |
assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
251 |
> |
long timeoutNanos = 999999L; |
252 |
> |
long startTime = System.nanoTime(); |
253 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
254 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
255 |
> |
assertFalse(p.isTerminated()); |
256 |
> |
startTime = System.nanoTime(); |
257 |
> |
long timeoutMillis = timeoutMillis(); |
258 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
259 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
260 |
> |
assertFalse(p.isTerminated()); |
261 |
> |
p.shutdown(); |
262 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
263 |
> |
assertTrue(p.isTerminated()); |
264 |
|
} |
265 |
|
} |
266 |
|
|
272 |
|
*/ |
273 |
|
public void testSetUncaughtExceptionHandler() throws InterruptedException { |
274 |
|
final CountDownLatch uehInvoked = new CountDownLatch(1); |
275 |
< |
final Thread.UncaughtExceptionHandler eh = |
275 |
> |
final Thread.UncaughtExceptionHandler ueh = |
276 |
|
new Thread.UncaughtExceptionHandler() { |
277 |
|
public void uncaughtException(Thread t, Throwable e) { |
278 |
+ |
threadAssertTrue(e instanceof MyError); |
279 |
+ |
threadAssertTrue(t instanceof FailingFJWSubclass); |
280 |
|
uehInvoked.countDown(); |
281 |
|
}}; |
282 |
|
ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(), |
283 |
< |
eh, false); |
284 |
< |
try { |
285 |
< |
assertSame(eh, p.getUncaughtExceptionHandler()); |
286 |
< |
p.execute(new FibTask(8)); |
287 |
< |
assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
288 |
< |
} finally { |
289 |
< |
p.shutdownNow(); // failure might have prevented processing task |
290 |
< |
joinPool(p); |
283 |
> |
ueh, false); |
284 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
285 |
> |
assertSame(ueh, p.getUncaughtExceptionHandler()); |
286 |
> |
try { |
287 |
> |
p.execute(new FibTask(8)); |
288 |
> |
await(uehInvoked); |
289 |
> |
} finally { |
290 |
> |
p.shutdownNow(); // failure might have prevented processing task |
291 |
> |
} |
292 |
|
} |
293 |
|
} |
294 |
|
|
300 |
|
*/ |
301 |
|
public void testIsQuiescent() throws Exception { |
302 |
|
ForkJoinPool p = new ForkJoinPool(2); |
303 |
< |
try { |
303 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
304 |
|
assertTrue(p.isQuiescent()); |
305 |
|
long startTime = System.nanoTime(); |
306 |
|
FibTask f = new FibTask(20); |
328 |
|
assertFalse(p.isTerminated()); |
329 |
|
assertTrue(f.isDone()); |
330 |
|
assertEquals(6765, (int) f.get()); |
289 |
– |
} finally { |
290 |
– |
joinPool(p); |
331 |
|
} |
332 |
|
} |
333 |
|
|
336 |
|
*/ |
337 |
|
public void testSubmitForkJoinTask() throws Throwable { |
338 |
|
ForkJoinPool p = new ForkJoinPool(1); |
339 |
< |
try { |
339 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
340 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
341 |
|
assertEquals(21, (int) f.get()); |
302 |
– |
} finally { |
303 |
– |
joinPool(p); |
342 |
|
} |
343 |
|
} |
344 |
|
|
347 |
|
*/ |
348 |
|
public void testSubmitAfterShutdown() { |
349 |
|
ForkJoinPool p = new ForkJoinPool(1); |
350 |
< |
try { |
350 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
351 |
|
p.shutdown(); |
352 |
|
assertTrue(p.isShutdown()); |
353 |
|
try { |
354 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
355 |
|
shouldThrow(); |
356 |
|
} catch (RejectedExecutionException success) {} |
319 |
– |
} finally { |
320 |
– |
joinPool(p); |
357 |
|
} |
358 |
|
} |
359 |
|
|
379 |
|
public void testPollSubmission() { |
380 |
|
final CountDownLatch done = new CountDownLatch(1); |
381 |
|
SubFJP p = new SubFJP(); |
382 |
< |
try { |
382 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
383 |
|
ForkJoinTask a = p.submit(awaiter(done)); |
384 |
|
ForkJoinTask b = p.submit(awaiter(done)); |
385 |
|
ForkJoinTask c = p.submit(awaiter(done)); |
386 |
|
ForkJoinTask r = p.pollSubmission(); |
387 |
|
assertTrue(r == a || r == b || r == c); |
388 |
|
assertFalse(r.isDone()); |
353 |
– |
} finally { |
389 |
|
done.countDown(); |
355 |
– |
joinPool(p); |
390 |
|
} |
391 |
|
} |
392 |
|
|
396 |
|
public void testDrainTasksTo() { |
397 |
|
final CountDownLatch done = new CountDownLatch(1); |
398 |
|
SubFJP p = new SubFJP(); |
399 |
< |
try { |
399 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
400 |
|
ForkJoinTask a = p.submit(awaiter(done)); |
401 |
|
ForkJoinTask b = p.submit(awaiter(done)); |
402 |
|
ForkJoinTask c = p.submit(awaiter(done)); |
407 |
|
assertTrue(r == a || r == b || r == c); |
408 |
|
assertFalse(r.isDone()); |
409 |
|
} |
376 |
– |
} finally { |
410 |
|
done.countDown(); |
378 |
– |
joinPool(p); |
411 |
|
} |
412 |
|
} |
413 |
|
|
418 |
|
*/ |
419 |
|
public void testExecuteRunnable() throws Throwable { |
420 |
|
ExecutorService e = new ForkJoinPool(1); |
421 |
< |
try { |
421 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
422 |
|
final AtomicBoolean done = new AtomicBoolean(false); |
423 |
< |
CheckedRunnable task = new CheckedRunnable() { |
423 |
> |
Future<?> future = e.submit(new CheckedRunnable() { |
424 |
|
public void realRun() { |
425 |
|
done.set(true); |
426 |
< |
}}; |
395 |
< |
Future<?> future = e.submit(task); |
426 |
> |
}}); |
427 |
|
assertNull(future.get()); |
428 |
|
assertNull(future.get(0, MILLISECONDS)); |
429 |
|
assertTrue(done.get()); |
430 |
|
assertTrue(future.isDone()); |
431 |
|
assertFalse(future.isCancelled()); |
401 |
– |
} finally { |
402 |
– |
joinPool(e); |
432 |
|
} |
433 |
|
} |
434 |
|
|
437 |
|
*/ |
438 |
|
public void testSubmitCallable() throws Throwable { |
439 |
|
ExecutorService e = new ForkJoinPool(1); |
440 |
< |
try { |
440 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
441 |
|
Future<String> future = e.submit(new StringTask()); |
442 |
|
assertSame(TEST_STRING, future.get()); |
443 |
|
assertTrue(future.isDone()); |
444 |
|
assertFalse(future.isCancelled()); |
416 |
– |
} finally { |
417 |
– |
joinPool(e); |
445 |
|
} |
446 |
|
} |
447 |
|
|
450 |
|
*/ |
451 |
|
public void testSubmitRunnable() throws Throwable { |
452 |
|
ExecutorService e = new ForkJoinPool(1); |
453 |
< |
try { |
453 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
454 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
455 |
|
assertNull(future.get()); |
456 |
|
assertTrue(future.isDone()); |
457 |
|
assertFalse(future.isCancelled()); |
431 |
– |
} finally { |
432 |
– |
joinPool(e); |
458 |
|
} |
459 |
|
} |
460 |
|
|
463 |
|
*/ |
464 |
|
public void testSubmitRunnable2() throws Throwable { |
465 |
|
ExecutorService e = new ForkJoinPool(1); |
466 |
< |
try { |
466 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
467 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
468 |
|
assertSame(TEST_STRING, future.get()); |
469 |
|
assertTrue(future.isDone()); |
470 |
|
assertFalse(future.isCancelled()); |
446 |
– |
} finally { |
447 |
– |
joinPool(e); |
471 |
|
} |
472 |
|
} |
473 |
|
|
475 |
|
* A submitted privileged action runs to completion |
476 |
|
*/ |
477 |
|
public void testSubmitPrivilegedAction() throws Exception { |
478 |
+ |
final Callable callable = Executors.callable(new PrivilegedAction() { |
479 |
+ |
public Object run() { return TEST_STRING; }}); |
480 |
|
Runnable r = new CheckedRunnable() { |
481 |
< |
public void realRun() throws Exception { |
482 |
< |
ExecutorService e = new ForkJoinPool(1); |
483 |
< |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
484 |
< |
public Object run() { |
460 |
< |
return TEST_STRING; |
461 |
< |
}})); |
462 |
< |
|
481 |
> |
public void realRun() throws Exception { |
482 |
> |
ExecutorService e = new ForkJoinPool(1); |
483 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
484 |
> |
Future future = e.submit(callable); |
485 |
|
assertSame(TEST_STRING, future.get()); |
486 |
< |
}}; |
486 |
> |
} |
487 |
> |
}}; |
488 |
|
|
489 |
< |
runWithPermissions(r, |
467 |
< |
new RuntimePermission("modifyThread")); |
489 |
> |
runWithPermissions(r, new RuntimePermission("modifyThread")); |
490 |
|
} |
491 |
|
|
492 |
|
/** |
493 |
|
* A submitted privileged exception action runs to completion |
494 |
|
*/ |
495 |
|
public void testSubmitPrivilegedExceptionAction() throws Exception { |
496 |
+ |
final Callable callable = |
497 |
+ |
Executors.callable(new PrivilegedExceptionAction() { |
498 |
+ |
public Object run() { return TEST_STRING; }}); |
499 |
|
Runnable r = new CheckedRunnable() { |
500 |
< |
public void realRun() throws Exception { |
501 |
< |
ExecutorService e = new ForkJoinPool(1); |
502 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
503 |
< |
public Object run() { |
479 |
< |
return TEST_STRING; |
480 |
< |
}})); |
481 |
< |
|
500 |
> |
public void realRun() throws Exception { |
501 |
> |
ExecutorService e = new ForkJoinPool(1); |
502 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
503 |
> |
Future future = e.submit(callable); |
504 |
|
assertSame(TEST_STRING, future.get()); |
505 |
< |
}}; |
505 |
> |
} |
506 |
> |
}}; |
507 |
|
|
508 |
|
runWithPermissions(r, new RuntimePermission("modifyThread")); |
509 |
|
} |
512 |
|
* A submitted failed privileged exception action reports exception |
513 |
|
*/ |
514 |
|
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
515 |
+ |
final Callable callable = |
516 |
+ |
Executors.callable(new PrivilegedExceptionAction() { |
517 |
+ |
public Object run() { throw new IndexOutOfBoundsException(); }}); |
518 |
|
Runnable r = new CheckedRunnable() { |
519 |
< |
public void realRun() throws Exception { |
520 |
< |
ExecutorService e = new ForkJoinPool(1); |
521 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
522 |
< |
public Object run() throws Exception { |
497 |
< |
throw new IndexOutOfBoundsException(); |
498 |
< |
}})); |
499 |
< |
|
519 |
> |
public void realRun() throws Exception { |
520 |
> |
ExecutorService e = new ForkJoinPool(1); |
521 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
522 |
> |
Future future = e.submit(callable); |
523 |
|
try { |
524 |
|
future.get(); |
525 |
|
shouldThrow(); |
526 |
|
} catch (ExecutionException success) { |
527 |
|
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
528 |
< |
}}}; |
528 |
> |
} |
529 |
> |
} |
530 |
> |
}}; |
531 |
|
|
532 |
|
runWithPermissions(r, new RuntimePermission("modifyThread")); |
533 |
|
} |
537 |
|
*/ |
538 |
|
public void testExecuteNullRunnable() { |
539 |
|
ExecutorService e = new ForkJoinPool(1); |
540 |
< |
try { |
541 |
< |
Future<?> future = e.submit((Runnable) null); |
542 |
< |
shouldThrow(); |
543 |
< |
} catch (NullPointerException success) { |
544 |
< |
} finally { |
520 |
< |
joinPool(e); |
540 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
541 |
> |
try { |
542 |
> |
Future<?> future = e.submit((Runnable) null); |
543 |
> |
shouldThrow(); |
544 |
> |
} catch (NullPointerException success) {} |
545 |
|
} |
546 |
|
} |
547 |
|
|
550 |
|
*/ |
551 |
|
public void testSubmitNullCallable() { |
552 |
|
ExecutorService e = new ForkJoinPool(1); |
553 |
< |
try { |
554 |
< |
Future<String> future = e.submit((Callable) null); |
555 |
< |
shouldThrow(); |
556 |
< |
} catch (NullPointerException success) { |
557 |
< |
} finally { |
534 |
< |
joinPool(e); |
553 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
554 |
> |
try { |
555 |
> |
Future<String> future = e.submit((Callable) null); |
556 |
> |
shouldThrow(); |
557 |
> |
} catch (NullPointerException success) {} |
558 |
|
} |
559 |
|
} |
560 |
|
|
564 |
|
public void testInterruptedSubmit() throws InterruptedException { |
565 |
|
final CountDownLatch submitted = new CountDownLatch(1); |
566 |
|
final CountDownLatch quittingTime = new CountDownLatch(1); |
544 |
– |
final ExecutorService p = new ForkJoinPool(1); |
567 |
|
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
568 |
|
public Void realCall() throws InterruptedException { |
569 |
< |
assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
569 |
> |
assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS)); |
570 |
|
return null; |
571 |
|
}}; |
572 |
< |
try { |
572 |
> |
final ExecutorService p = new ForkJoinPool(1); |
573 |
> |
try (PoolCleaner cleaner = cleaner(p, quittingTime)) { |
574 |
|
Thread t = new Thread(new CheckedInterruptedRunnable() { |
575 |
|
public void realRun() throws Exception { |
576 |
|
Future<Void> future = p.submit(awaiter); |
578 |
|
future.get(); |
579 |
|
}}); |
580 |
|
t.start(); |
581 |
< |
assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
581 |
> |
await(submitted); |
582 |
|
t.interrupt(); |
583 |
< |
t.join(); |
561 |
< |
} finally { |
562 |
< |
quittingTime.countDown(); |
563 |
< |
joinPool(p); |
583 |
> |
awaitTermination(t); |
584 |
|
} |
585 |
|
} |
586 |
|
|
590 |
|
*/ |
591 |
|
public void testSubmitEE() throws Throwable { |
592 |
|
ForkJoinPool p = new ForkJoinPool(1); |
593 |
< |
try { |
594 |
< |
p.submit(new Callable() { |
595 |
< |
public Object call() { |
596 |
< |
int i = 5/0; |
597 |
< |
return Boolean.TRUE; |
598 |
< |
}}).get(); |
599 |
< |
shouldThrow(); |
600 |
< |
} catch (ExecutionException success) { |
601 |
< |
assertTrue(success.getCause() instanceof ArithmeticException); |
582 |
< |
} finally { |
583 |
< |
joinPool(p); |
593 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
594 |
> |
try { |
595 |
> |
p.submit(new Callable() { |
596 |
> |
public Object call() { throw new ArithmeticException(); }}) |
597 |
> |
.get(); |
598 |
> |
shouldThrow(); |
599 |
> |
} catch (ExecutionException success) { |
600 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
601 |
> |
} |
602 |
|
} |
603 |
|
} |
604 |
|
|
607 |
|
*/ |
608 |
|
public void testInvokeAny1() throws Throwable { |
609 |
|
ExecutorService e = new ForkJoinPool(1); |
610 |
< |
try { |
611 |
< |
e.invokeAny(null); |
612 |
< |
shouldThrow(); |
613 |
< |
} catch (NullPointerException success) { |
614 |
< |
} finally { |
597 |
< |
joinPool(e); |
610 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
611 |
> |
try { |
612 |
> |
e.invokeAny(null); |
613 |
> |
shouldThrow(); |
614 |
> |
} catch (NullPointerException success) {} |
615 |
|
} |
616 |
|
} |
617 |
|
|
620 |
|
*/ |
621 |
|
public void testInvokeAny2() throws Throwable { |
622 |
|
ExecutorService e = new ForkJoinPool(1); |
623 |
< |
try { |
624 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
625 |
< |
shouldThrow(); |
626 |
< |
} catch (IllegalArgumentException success) { |
627 |
< |
} finally { |
611 |
< |
joinPool(e); |
623 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
624 |
> |
try { |
625 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
626 |
> |
shouldThrow(); |
627 |
> |
} catch (IllegalArgumentException success) {} |
628 |
|
} |
629 |
|
} |
630 |
|
|
633 |
|
*/ |
634 |
|
public void testInvokeAny3() throws Throwable { |
635 |
|
ExecutorService e = new ForkJoinPool(1); |
636 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
637 |
< |
l.add(null); |
638 |
< |
try { |
639 |
< |
e.invokeAny(l); |
640 |
< |
shouldThrow(); |
641 |
< |
} catch (NullPointerException success) { |
642 |
< |
} finally { |
627 |
< |
joinPool(e); |
636 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
637 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
638 |
> |
l.add(null); |
639 |
> |
try { |
640 |
> |
e.invokeAny(l); |
641 |
> |
shouldThrow(); |
642 |
> |
} catch (NullPointerException success) {} |
643 |
|
} |
644 |
|
} |
645 |
|
|
649 |
|
public void testInvokeAny4() throws Throwable { |
650 |
|
CountDownLatch latch = new CountDownLatch(1); |
651 |
|
ExecutorService e = new ForkJoinPool(1); |
652 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
653 |
< |
l.add(latchAwaitingStringTask(latch)); |
654 |
< |
l.add(null); |
655 |
< |
try { |
656 |
< |
e.invokeAny(l); |
657 |
< |
shouldThrow(); |
658 |
< |
} catch (NullPointerException success) { |
659 |
< |
} finally { |
652 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
653 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
654 |
> |
l.add(latchAwaitingStringTask(latch)); |
655 |
> |
l.add(null); |
656 |
> |
try { |
657 |
> |
e.invokeAny(l); |
658 |
> |
shouldThrow(); |
659 |
> |
} catch (NullPointerException success) {} |
660 |
|
latch.countDown(); |
646 |
– |
joinPool(e); |
661 |
|
} |
662 |
|
} |
663 |
|
|
666 |
|
*/ |
667 |
|
public void testInvokeAny5() throws Throwable { |
668 |
|
ExecutorService e = new ForkJoinPool(1); |
669 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
670 |
< |
l.add(new NPETask()); |
671 |
< |
try { |
672 |
< |
e.invokeAny(l); |
673 |
< |
shouldThrow(); |
674 |
< |
} catch (ExecutionException success) { |
675 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
676 |
< |
} finally { |
677 |
< |
joinPool(e); |
669 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
670 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
671 |
> |
l.add(new NPETask()); |
672 |
> |
try { |
673 |
> |
e.invokeAny(l); |
674 |
> |
shouldThrow(); |
675 |
> |
} catch (ExecutionException success) { |
676 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
677 |
> |
} |
678 |
|
} |
679 |
|
} |
680 |
|
|
683 |
|
*/ |
684 |
|
public void testInvokeAny6() throws Throwable { |
685 |
|
ExecutorService e = new ForkJoinPool(1); |
686 |
< |
try { |
686 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
687 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
688 |
|
l.add(new StringTask()); |
689 |
|
l.add(new StringTask()); |
690 |
|
String result = e.invokeAny(l); |
691 |
|
assertSame(TEST_STRING, result); |
678 |
– |
} finally { |
679 |
– |
joinPool(e); |
692 |
|
} |
693 |
|
} |
694 |
|
|
697 |
|
*/ |
698 |
|
public void testInvokeAll1() throws Throwable { |
699 |
|
ExecutorService e = new ForkJoinPool(1); |
700 |
< |
try { |
701 |
< |
e.invokeAll(null); |
702 |
< |
shouldThrow(); |
703 |
< |
} catch (NullPointerException success) { |
704 |
< |
} finally { |
693 |
< |
joinPool(e); |
700 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
701 |
> |
try { |
702 |
> |
e.invokeAll(null); |
703 |
> |
shouldThrow(); |
704 |
> |
} catch (NullPointerException success) {} |
705 |
|
} |
706 |
|
} |
707 |
|
|
710 |
|
*/ |
711 |
|
public void testInvokeAll2() throws InterruptedException { |
712 |
|
ExecutorService e = new ForkJoinPool(1); |
713 |
< |
try { |
713 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
714 |
|
List<Future<String>> r |
715 |
|
= e.invokeAll(new ArrayList<Callable<String>>()); |
716 |
|
assertTrue(r.isEmpty()); |
706 |
– |
} finally { |
707 |
– |
joinPool(e); |
717 |
|
} |
718 |
|
} |
719 |
|
|
722 |
|
*/ |
723 |
|
public void testInvokeAll3() throws InterruptedException { |
724 |
|
ExecutorService e = new ForkJoinPool(1); |
725 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
726 |
< |
l.add(new StringTask()); |
727 |
< |
l.add(null); |
728 |
< |
try { |
729 |
< |
e.invokeAll(l); |
730 |
< |
shouldThrow(); |
731 |
< |
} catch (NullPointerException success) { |
732 |
< |
} finally { |
724 |
< |
joinPool(e); |
725 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
726 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
727 |
> |
l.add(new StringTask()); |
728 |
> |
l.add(null); |
729 |
> |
try { |
730 |
> |
e.invokeAll(l); |
731 |
> |
shouldThrow(); |
732 |
> |
} catch (NullPointerException success) {} |
733 |
|
} |
734 |
|
} |
735 |
|
|
739 |
|
*/ |
740 |
|
public void testInvokeAll4() throws Throwable { |
741 |
|
ExecutorService e = new ForkJoinPool(1); |
742 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
743 |
< |
l.add(new NPETask()); |
744 |
< |
List<Future<String>> futures = e.invokeAll(l); |
745 |
< |
assertEquals(1, futures.size()); |
746 |
< |
try { |
747 |
< |
futures.get(0).get(); |
748 |
< |
shouldThrow(); |
749 |
< |
} catch (ExecutionException success) { |
750 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
751 |
< |
} finally { |
752 |
< |
joinPool(e); |
742 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
743 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
744 |
> |
l.add(new NPETask()); |
745 |
> |
List<Future<String>> futures = e.invokeAll(l); |
746 |
> |
assertEquals(1, futures.size()); |
747 |
> |
try { |
748 |
> |
futures.get(0).get(); |
749 |
> |
shouldThrow(); |
750 |
> |
} catch (ExecutionException success) { |
751 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
752 |
> |
} |
753 |
|
} |
754 |
|
} |
755 |
|
|
758 |
|
*/ |
759 |
|
public void testInvokeAll5() throws Throwable { |
760 |
|
ExecutorService e = new ForkJoinPool(1); |
761 |
< |
try { |
761 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
762 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
763 |
|
l.add(new StringTask()); |
764 |
|
l.add(new StringTask()); |
766 |
|
assertEquals(2, futures.size()); |
767 |
|
for (Future<String> future : futures) |
768 |
|
assertSame(TEST_STRING, future.get()); |
761 |
– |
} finally { |
762 |
– |
joinPool(e); |
769 |
|
} |
770 |
|
} |
771 |
|
|
774 |
|
*/ |
775 |
|
public void testTimedInvokeAny1() throws Throwable { |
776 |
|
ExecutorService e = new ForkJoinPool(1); |
777 |
< |
try { |
778 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
779 |
< |
shouldThrow(); |
780 |
< |
} catch (NullPointerException success) { |
781 |
< |
} finally { |
776 |
< |
joinPool(e); |
777 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
778 |
> |
try { |
779 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
780 |
> |
shouldThrow(); |
781 |
> |
} catch (NullPointerException success) {} |
782 |
|
} |
783 |
|
} |
784 |
|
|
787 |
|
*/ |
788 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Throwable { |
789 |
|
ExecutorService e = new ForkJoinPool(1); |
790 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
791 |
< |
l.add(new StringTask()); |
792 |
< |
try { |
793 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
794 |
< |
shouldThrow(); |
795 |
< |
} catch (NullPointerException success) { |
796 |
< |
} finally { |
792 |
< |
joinPool(e); |
790 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
791 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
792 |
> |
l.add(new StringTask()); |
793 |
> |
try { |
794 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
795 |
> |
shouldThrow(); |
796 |
> |
} catch (NullPointerException success) {} |
797 |
|
} |
798 |
|
} |
799 |
|
|
802 |
|
*/ |
803 |
|
public void testTimedInvokeAny2() throws Throwable { |
804 |
|
ExecutorService e = new ForkJoinPool(1); |
805 |
< |
try { |
806 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), |
807 |
< |
MEDIUM_DELAY_MS, MILLISECONDS); |
808 |
< |
shouldThrow(); |
809 |
< |
} catch (IllegalArgumentException success) { |
810 |
< |
} finally { |
807 |
< |
joinPool(e); |
805 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
806 |
> |
try { |
807 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
808 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
809 |
> |
shouldThrow(); |
810 |
> |
} catch (IllegalArgumentException success) {} |
811 |
|
} |
812 |
|
} |
813 |
|
|
817 |
|
public void testTimedInvokeAny3() throws Throwable { |
818 |
|
CountDownLatch latch = new CountDownLatch(1); |
819 |
|
ExecutorService e = new ForkJoinPool(1); |
820 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
821 |
< |
l.add(latchAwaitingStringTask(latch)); |
822 |
< |
l.add(null); |
823 |
< |
try { |
824 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
825 |
< |
shouldThrow(); |
826 |
< |
} catch (NullPointerException success) { |
827 |
< |
} finally { |
820 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
821 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
822 |
> |
l.add(latchAwaitingStringTask(latch)); |
823 |
> |
l.add(null); |
824 |
> |
try { |
825 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
826 |
> |
shouldThrow(); |
827 |
> |
} catch (NullPointerException success) {} |
828 |
|
latch.countDown(); |
826 |
– |
joinPool(e); |
829 |
|
} |
830 |
|
} |
831 |
|
|
834 |
|
*/ |
835 |
|
public void testTimedInvokeAny4() throws Throwable { |
836 |
|
ExecutorService e = new ForkJoinPool(1); |
837 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
838 |
< |
l.add(new NPETask()); |
839 |
< |
try { |
840 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
841 |
< |
shouldThrow(); |
842 |
< |
} catch (ExecutionException success) { |
843 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
844 |
< |
} finally { |
845 |
< |
joinPool(e); |
837 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
838 |
> |
long startTime = System.nanoTime(); |
839 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
840 |
> |
l.add(new NPETask()); |
841 |
> |
try { |
842 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
843 |
> |
shouldThrow(); |
844 |
> |
} catch (ExecutionException success) { |
845 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
846 |
> |
} |
847 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
848 |
|
} |
849 |
|
} |
850 |
|
|
853 |
|
*/ |
854 |
|
public void testTimedInvokeAny5() throws Throwable { |
855 |
|
ExecutorService e = new ForkJoinPool(1); |
856 |
< |
try { |
856 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
857 |
> |
long startTime = System.nanoTime(); |
858 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
859 |
|
l.add(new StringTask()); |
860 |
|
l.add(new StringTask()); |
861 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
861 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
862 |
|
assertSame(TEST_STRING, result); |
863 |
< |
} finally { |
859 |
< |
joinPool(e); |
863 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
864 |
|
} |
865 |
|
} |
866 |
|
|
869 |
|
*/ |
870 |
|
public void testTimedInvokeAll1() throws Throwable { |
871 |
|
ExecutorService e = new ForkJoinPool(1); |
872 |
< |
try { |
873 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
874 |
< |
shouldThrow(); |
875 |
< |
} catch (NullPointerException success) { |
876 |
< |
} finally { |
873 |
< |
joinPool(e); |
872 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
873 |
> |
try { |
874 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
875 |
> |
shouldThrow(); |
876 |
> |
} catch (NullPointerException success) {} |
877 |
|
} |
878 |
|
} |
879 |
|
|
882 |
|
*/ |
883 |
|
public void testTimedInvokeAllNullTimeUnit() throws Throwable { |
884 |
|
ExecutorService e = new ForkJoinPool(1); |
885 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
886 |
< |
l.add(new StringTask()); |
887 |
< |
try { |
888 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
889 |
< |
shouldThrow(); |
890 |
< |
} catch (NullPointerException success) { |
891 |
< |
} finally { |
889 |
< |
joinPool(e); |
885 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
886 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
887 |
> |
l.add(new StringTask()); |
888 |
> |
try { |
889 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
890 |
> |
shouldThrow(); |
891 |
> |
} catch (NullPointerException success) {} |
892 |
|
} |
893 |
|
} |
894 |
|
|
897 |
|
*/ |
898 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
899 |
|
ExecutorService e = new ForkJoinPool(1); |
900 |
< |
try { |
900 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
901 |
|
List<Future<String>> r |
902 |
|
= e.invokeAll(new ArrayList<Callable<String>>(), |
903 |
|
MEDIUM_DELAY_MS, MILLISECONDS); |
904 |
|
assertTrue(r.isEmpty()); |
903 |
– |
} finally { |
904 |
– |
joinPool(e); |
905 |
|
} |
906 |
|
} |
907 |
|
|
910 |
|
*/ |
911 |
|
public void testTimedInvokeAll3() throws InterruptedException { |
912 |
|
ExecutorService e = new ForkJoinPool(1); |
913 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
914 |
< |
l.add(new StringTask()); |
915 |
< |
l.add(null); |
916 |
< |
try { |
917 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
918 |
< |
shouldThrow(); |
919 |
< |
} catch (NullPointerException success) { |
920 |
< |
} finally { |
921 |
< |
joinPool(e); |
913 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
914 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
915 |
> |
l.add(new StringTask()); |
916 |
> |
l.add(null); |
917 |
> |
try { |
918 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
919 |
> |
shouldThrow(); |
920 |
> |
} catch (NullPointerException success) {} |
921 |
|
} |
922 |
|
} |
923 |
|
|
926 |
|
*/ |
927 |
|
public void testTimedInvokeAll4() throws Throwable { |
928 |
|
ExecutorService e = new ForkJoinPool(1); |
929 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
930 |
< |
l.add(new NPETask()); |
931 |
< |
List<Future<String>> futures |
932 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
933 |
< |
assertEquals(1, futures.size()); |
934 |
< |
try { |
935 |
< |
futures.get(0).get(); |
936 |
< |
shouldThrow(); |
937 |
< |
} catch (ExecutionException success) { |
938 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
939 |
< |
} finally { |
940 |
< |
joinPool(e); |
929 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
930 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
931 |
> |
l.add(new NPETask()); |
932 |
> |
List<Future<String>> futures |
933 |
> |
= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
934 |
> |
assertEquals(1, futures.size()); |
935 |
> |
try { |
936 |
> |
futures.get(0).get(); |
937 |
> |
shouldThrow(); |
938 |
> |
} catch (ExecutionException success) { |
939 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
940 |
> |
} |
941 |
|
} |
942 |
|
} |
943 |
|
|
945 |
|
* timed invokeAll(c) returns results of all completed tasks in c |
946 |
|
*/ |
947 |
|
public void testTimedInvokeAll5() throws Throwable { |
948 |
< |
ExecutorService e = new ForkJoinPool(1); |
949 |
< |
try { |
948 |
> |
ForkJoinPool e = new ForkJoinPool(1); |
949 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
950 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
951 |
|
l.add(new StringTask()); |
952 |
|
l.add(new StringTask()); |
953 |
|
List<Future<String>> futures |
954 |
< |
= e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
954 |
> |
= e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
955 |
|
assertEquals(2, futures.size()); |
956 |
|
for (Future<String> future : futures) |
957 |
|
assertSame(TEST_STRING, future.get()); |
959 |
– |
} finally { |
960 |
– |
joinPool(e); |
958 |
|
} |
959 |
|
} |
960 |
|
|