11 |
|
import static java.util.concurrent.TimeUnit.SECONDS; |
12 |
|
|
13 |
|
import java.util.ArrayList; |
14 |
+ |
import java.util.Collection; |
15 |
+ |
import java.util.Collections; |
16 |
|
import java.util.List; |
17 |
|
import java.util.concurrent.ArrayBlockingQueue; |
18 |
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import java.util.concurrent.BlockingQueue; |
20 |
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import java.util.concurrent.CancellationException; |
21 |
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import java.util.concurrent.CountDownLatch; |
22 |
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import java.util.concurrent.ExecutionException; |
21 |
– |
import java.util.concurrent.Executors; |
23 |
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import java.util.concurrent.ExecutorService; |
24 |
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import java.util.concurrent.Future; |
25 |
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import java.util.concurrent.FutureTask; |
29 |
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import java.util.concurrent.SynchronousQueue; |
30 |
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import java.util.concurrent.ThreadFactory; |
31 |
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import java.util.concurrent.ThreadPoolExecutor; |
32 |
< |
import java.util.concurrent.TimeUnit; |
32 |
> |
import java.util.concurrent.ThreadPoolExecutor.AbortPolicy; |
33 |
> |
import java.util.concurrent.ThreadPoolExecutor.CallerRunsPolicy; |
34 |
> |
import java.util.concurrent.ThreadPoolExecutor.DiscardPolicy; |
35 |
> |
import java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy; |
36 |
|
import java.util.concurrent.atomic.AtomicInteger; |
37 |
+ |
import java.util.concurrent.atomic.AtomicReference; |
38 |
|
|
39 |
|
import junit.framework.Test; |
40 |
|
import junit.framework.TestSuite; |
92 |
|
new ThreadPoolExecutor(1, 1, |
93 |
|
LONG_DELAY_MS, MILLISECONDS, |
94 |
|
new ArrayBlockingQueue<Runnable>(10)); |
95 |
< |
final CountDownLatch done = new CountDownLatch(1); |
96 |
< |
final Runnable task = new CheckedRunnable() { |
97 |
< |
public void realRun() { |
98 |
< |
done.countDown(); |
94 |
< |
}}; |
95 |
< |
try { |
95 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
96 |
> |
final CountDownLatch done = new CountDownLatch(1); |
97 |
> |
final Runnable task = new CheckedRunnable() { |
98 |
> |
public void realRun() { done.countDown(); }}; |
99 |
|
p.execute(task); |
100 |
< |
assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS)); |
98 |
< |
} finally { |
99 |
< |
joinPool(p); |
100 |
> |
await(done); |
101 |
|
} |
102 |
|
} |
103 |
|
|
106 |
|
* thread becomes active |
107 |
|
*/ |
108 |
|
public void testGetActiveCount() throws InterruptedException { |
109 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
110 |
|
final ThreadPoolExecutor p = |
111 |
|
new ThreadPoolExecutor(2, 2, |
112 |
|
LONG_DELAY_MS, MILLISECONDS, |
113 |
|
new ArrayBlockingQueue<Runnable>(10)); |
114 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
115 |
< |
final CountDownLatch done = new CountDownLatch(1); |
114 |
< |
try { |
114 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
115 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
116 |
|
assertEquals(0, p.getActiveCount()); |
117 |
|
p.execute(new CheckedRunnable() { |
118 |
|
public void realRun() throws InterruptedException { |
119 |
|
threadStarted.countDown(); |
120 |
|
assertEquals(1, p.getActiveCount()); |
121 |
< |
done.await(); |
121 |
> |
await(done); |
122 |
|
}}); |
123 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
123 |
> |
await(threadStarted); |
124 |
|
assertEquals(1, p.getActiveCount()); |
124 |
– |
} finally { |
125 |
– |
done.countDown(); |
126 |
– |
joinPool(p); |
125 |
|
} |
126 |
|
} |
127 |
|
|
191 |
|
public void realRun() throws InterruptedException { |
192 |
|
threadStarted.countDown(); |
193 |
|
assertEquals(0, p.getCompletedTaskCount()); |
194 |
< |
threadProceed.await(); |
194 |
> |
await(threadProceed); |
195 |
|
threadDone.countDown(); |
196 |
|
}}); |
197 |
|
await(threadStarted); |
198 |
|
assertEquals(0, p.getCompletedTaskCount()); |
199 |
|
threadProceed.countDown(); |
200 |
< |
threadDone.await(); |
200 |
> |
await(threadDone); |
201 |
|
long startTime = System.nanoTime(); |
202 |
|
while (p.getCompletedTaskCount() != 1) { |
203 |
|
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
281 |
|
} |
282 |
|
|
283 |
|
/** |
284 |
+ |
* The default rejected execution handler is AbortPolicy. |
285 |
+ |
*/ |
286 |
+ |
public void testDefaultRejectedExecutionHandler() { |
287 |
+ |
final ThreadPoolExecutor p = |
288 |
+ |
new ThreadPoolExecutor(1, 2, |
289 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
290 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
291 |
+ |
try (PoolCleaner cleaner = cleaner(p)) { |
292 |
+ |
assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy); |
293 |
+ |
} |
294 |
+ |
} |
295 |
+ |
|
296 |
+ |
/** |
297 |
|
* getRejectedExecutionHandler returns handler in constructor if not set |
298 |
|
*/ |
299 |
|
public void testGetRejectedExecutionHandler() { |
346 |
|
*/ |
347 |
|
public void testGetLargestPoolSize() throws InterruptedException { |
348 |
|
final int THREADS = 3; |
349 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
350 |
|
final ThreadPoolExecutor p = |
351 |
|
new ThreadPoolExecutor(THREADS, THREADS, |
352 |
|
LONG_DELAY_MS, MILLISECONDS, |
353 |
|
new ArrayBlockingQueue<Runnable>(10)); |
354 |
< |
try (PoolCleaner cleaner = cleaner(p)) { |
343 |
< |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
344 |
< |
final CountDownLatch done = new CountDownLatch(1); |
354 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
355 |
|
assertEquals(0, p.getLargestPoolSize()); |
356 |
+ |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
357 |
|
for (int i = 0; i < THREADS; i++) |
358 |
|
p.execute(new CheckedRunnable() { |
359 |
|
public void realRun() throws InterruptedException { |
360 |
|
threadsStarted.countDown(); |
361 |
< |
done.await(); |
361 |
> |
await(done); |
362 |
|
assertEquals(THREADS, p.getLargestPoolSize()); |
363 |
|
}}); |
364 |
< |
assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
364 |
> |
await(threadsStarted); |
365 |
|
assertEquals(THREADS, p.getLargestPoolSize()); |
355 |
– |
done.countDown(); // release pool |
366 |
|
} |
367 |
|
assertEquals(THREADS, p.getLargestPoolSize()); |
368 |
|
} |
390 |
|
* become active |
391 |
|
*/ |
392 |
|
public void testGetPoolSize() throws InterruptedException { |
393 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
394 |
|
final ThreadPoolExecutor p = |
395 |
|
new ThreadPoolExecutor(1, 1, |
396 |
|
LONG_DELAY_MS, MILLISECONDS, |
397 |
|
new ArrayBlockingQueue<Runnable>(10)); |
398 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
388 |
< |
final CountDownLatch done = new CountDownLatch(1); |
389 |
< |
try { |
398 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
399 |
|
assertEquals(0, p.getPoolSize()); |
400 |
+ |
final CountDownLatch threadStarted = new CountDownLatch(1); |
401 |
|
p.execute(new CheckedRunnable() { |
402 |
|
public void realRun() throws InterruptedException { |
403 |
|
threadStarted.countDown(); |
404 |
|
assertEquals(1, p.getPoolSize()); |
405 |
< |
done.await(); |
405 |
> |
await(done); |
406 |
|
}}); |
407 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
407 |
> |
await(threadStarted); |
408 |
|
assertEquals(1, p.getPoolSize()); |
399 |
– |
} finally { |
400 |
– |
done.countDown(); |
401 |
– |
joinPool(p); |
409 |
|
} |
410 |
|
} |
411 |
|
|
413 |
|
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
414 |
|
*/ |
415 |
|
public void testGetTaskCount() throws InterruptedException { |
416 |
+ |
final int TASKS = 3; |
417 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
418 |
|
final ThreadPoolExecutor p = |
419 |
|
new ThreadPoolExecutor(1, 1, |
420 |
|
LONG_DELAY_MS, MILLISECONDS, |
421 |
|
new ArrayBlockingQueue<Runnable>(10)); |
422 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
423 |
< |
final CountDownLatch done = new CountDownLatch(1); |
415 |
< |
try { |
422 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
423 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
424 |
|
assertEquals(0, p.getTaskCount()); |
425 |
+ |
assertEquals(0, p.getCompletedTaskCount()); |
426 |
|
p.execute(new CheckedRunnable() { |
427 |
|
public void realRun() throws InterruptedException { |
428 |
|
threadStarted.countDown(); |
429 |
< |
assertEquals(1, p.getTaskCount()); |
421 |
< |
done.await(); |
429 |
> |
await(done); |
430 |
|
}}); |
431 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
431 |
> |
await(threadStarted); |
432 |
|
assertEquals(1, p.getTaskCount()); |
433 |
< |
} finally { |
434 |
< |
done.countDown(); |
435 |
< |
joinPool(p); |
433 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
434 |
> |
for (int i = 0; i < TASKS; i++) { |
435 |
> |
assertEquals(1 + i, p.getTaskCount()); |
436 |
> |
p.execute(new CheckedRunnable() { |
437 |
> |
public void realRun() throws InterruptedException { |
438 |
> |
threadStarted.countDown(); |
439 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
440 |
> |
await(done); |
441 |
> |
}}); |
442 |
> |
} |
443 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
444 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
445 |
|
} |
446 |
+ |
assertEquals(1 + TASKS, p.getTaskCount()); |
447 |
+ |
assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
448 |
|
} |
449 |
|
|
450 |
|
/** |
455 |
|
new ThreadPoolExecutor(1, 1, |
456 |
|
LONG_DELAY_MS, MILLISECONDS, |
457 |
|
new ArrayBlockingQueue<Runnable>(10)); |
458 |
< |
assertFalse(p.isShutdown()); |
459 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
460 |
< |
assertTrue(p.isShutdown()); |
461 |
< |
joinPool(p); |
458 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
459 |
> |
assertFalse(p.isShutdown()); |
460 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
461 |
> |
assertTrue(p.isShutdown()); |
462 |
> |
} |
463 |
|
} |
464 |
|
|
465 |
|
/** |
470 |
|
new ThreadPoolExecutor(1, 1, |
471 |
|
LONG_DELAY_MS, MILLISECONDS, |
472 |
|
new ArrayBlockingQueue<Runnable>(10)); |
473 |
< |
assertFalse(p.isTerminated()); |
474 |
< |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
475 |
< |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
476 |
< |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
477 |
< |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
478 |
< |
assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
479 |
< |
assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
480 |
< |
long timeoutNanos = 999999L; |
481 |
< |
long startTime = System.nanoTime(); |
482 |
< |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
483 |
< |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
484 |
< |
assertFalse(p.isTerminated()); |
485 |
< |
startTime = System.nanoTime(); |
486 |
< |
long timeoutMillis = timeoutMillis(); |
487 |
< |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
488 |
< |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
489 |
< |
assertFalse(p.isTerminated()); |
490 |
< |
p.shutdown(); |
491 |
< |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
492 |
< |
assertTrue(p.isTerminated()); |
473 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
474 |
> |
assertFalse(p.isTerminated()); |
475 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
476 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
477 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
478 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
479 |
> |
assertFalse(p.awaitTermination(randomExpiredTimeout(), |
480 |
> |
randomTimeUnit())); |
481 |
> |
long timeoutNanos = 999999L; |
482 |
> |
long startTime = System.nanoTime(); |
483 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
484 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
485 |
> |
assertFalse(p.isTerminated()); |
486 |
> |
startTime = System.nanoTime(); |
487 |
> |
long timeoutMillis = timeoutMillis(); |
488 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
489 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
490 |
> |
assertFalse(p.isTerminated()); |
491 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
492 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
493 |
> |
assertTrue(p.isTerminated()); |
494 |
> |
} |
495 |
|
} |
496 |
|
|
497 |
|
/** |
502 |
|
new ThreadPoolExecutor(1, 1, |
503 |
|
LONG_DELAY_MS, MILLISECONDS, |
504 |
|
new ArrayBlockingQueue<Runnable>(10)); |
505 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
506 |
< |
final CountDownLatch done = new CountDownLatch(1); |
507 |
< |
assertFalse(p.isTerminated()); |
508 |
< |
try { |
505 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
506 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
507 |
> |
final CountDownLatch done = new CountDownLatch(1); |
508 |
> |
assertFalse(p.isTerminating()); |
509 |
|
p.execute(new CheckedRunnable() { |
510 |
|
public void realRun() throws InterruptedException { |
511 |
< |
assertFalse(p.isTerminated()); |
511 |
> |
assertFalse(p.isTerminating()); |
512 |
|
threadStarted.countDown(); |
513 |
< |
done.await(); |
513 |
> |
await(done); |
514 |
|
}}); |
515 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
515 |
> |
await(threadStarted); |
516 |
|
assertFalse(p.isTerminating()); |
517 |
|
done.countDown(); |
496 |
– |
} finally { |
518 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
519 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
520 |
+ |
assertTrue(p.isTerminated()); |
521 |
+ |
assertFalse(p.isTerminating()); |
522 |
|
} |
499 |
– |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
500 |
– |
assertTrue(p.isTerminated()); |
523 |
|
} |
524 |
|
|
525 |
|
/** |
530 |
|
new ThreadPoolExecutor(1, 1, |
531 |
|
LONG_DELAY_MS, MILLISECONDS, |
532 |
|
new ArrayBlockingQueue<Runnable>(10)); |
533 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
534 |
< |
final CountDownLatch done = new CountDownLatch(1); |
535 |
< |
try { |
533 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
534 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
535 |
> |
final CountDownLatch done = new CountDownLatch(1); |
536 |
|
assertFalse(p.isTerminating()); |
537 |
|
p.execute(new CheckedRunnable() { |
538 |
|
public void realRun() throws InterruptedException { |
539 |
|
assertFalse(p.isTerminating()); |
540 |
|
threadStarted.countDown(); |
541 |
< |
done.await(); |
541 |
> |
await(done); |
542 |
|
}}); |
543 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
543 |
> |
await(threadStarted); |
544 |
|
assertFalse(p.isTerminating()); |
545 |
|
done.countDown(); |
524 |
– |
} finally { |
546 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
547 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
548 |
+ |
assertTrue(p.isTerminated()); |
549 |
+ |
assertFalse(p.isTerminating()); |
550 |
|
} |
527 |
– |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
528 |
– |
assertTrue(p.isTerminated()); |
529 |
– |
assertFalse(p.isTerminating()); |
551 |
|
} |
552 |
|
|
553 |
|
/** |
554 |
|
* getQueue returns the work queue, which contains queued tasks |
555 |
|
*/ |
556 |
|
public void testGetQueue() throws InterruptedException { |
557 |
< |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
557 |
> |
final CountDownLatch done = new CountDownLatch(1); |
558 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
559 |
|
final ThreadPoolExecutor p = |
560 |
|
new ThreadPoolExecutor(1, 1, |
561 |
|
LONG_DELAY_MS, MILLISECONDS, |
562 |
|
q); |
563 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
564 |
< |
final CountDownLatch done = new CountDownLatch(1); |
543 |
< |
try { |
563 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
564 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
565 |
|
FutureTask[] tasks = new FutureTask[5]; |
566 |
|
for (int i = 0; i < tasks.length; i++) { |
567 |
|
Callable task = new CheckedCallable<Boolean>() { |
568 |
|
public Boolean realCall() throws InterruptedException { |
569 |
|
threadStarted.countDown(); |
570 |
|
assertSame(q, p.getQueue()); |
571 |
< |
done.await(); |
571 |
> |
await(done); |
572 |
|
return Boolean.TRUE; |
573 |
|
}}; |
574 |
|
tasks[i] = new FutureTask(task); |
575 |
|
p.execute(tasks[i]); |
576 |
|
} |
577 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
577 |
> |
await(threadStarted); |
578 |
|
assertSame(q, p.getQueue()); |
579 |
|
assertFalse(q.contains(tasks[0])); |
580 |
|
assertTrue(q.contains(tasks[tasks.length - 1])); |
581 |
|
assertEquals(tasks.length - 1, q.size()); |
561 |
– |
} finally { |
562 |
– |
done.countDown(); |
563 |
– |
joinPool(p); |
582 |
|
} |
583 |
|
} |
584 |
|
|
586 |
|
* remove(task) removes queued task, and fails to remove active task |
587 |
|
*/ |
588 |
|
public void testRemove() throws InterruptedException { |
589 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
589 |
> |
final CountDownLatch done = new CountDownLatch(1); |
590 |
> |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
591 |
|
final ThreadPoolExecutor p = |
592 |
|
new ThreadPoolExecutor(1, 1, |
593 |
|
LONG_DELAY_MS, MILLISECONDS, |
594 |
|
q); |
595 |
< |
Runnable[] tasks = new Runnable[5]; |
596 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
597 |
< |
final CountDownLatch done = new CountDownLatch(1); |
579 |
< |
try { |
595 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
596 |
> |
Runnable[] tasks = new Runnable[6]; |
597 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
598 |
|
for (int i = 0; i < tasks.length; i++) { |
599 |
|
tasks[i] = new CheckedRunnable() { |
600 |
|
public void realRun() throws InterruptedException { |
601 |
|
threadStarted.countDown(); |
602 |
< |
done.await(); |
602 |
> |
await(done); |
603 |
|
}}; |
604 |
|
p.execute(tasks[i]); |
605 |
|
} |
606 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
606 |
> |
await(threadStarted); |
607 |
|
assertFalse(p.remove(tasks[0])); |
608 |
|
assertTrue(q.contains(tasks[4])); |
609 |
|
assertTrue(q.contains(tasks[3])); |
613 |
|
assertTrue(q.contains(tasks[3])); |
614 |
|
assertTrue(p.remove(tasks[3])); |
615 |
|
assertFalse(q.contains(tasks[3])); |
598 |
– |
} finally { |
599 |
– |
done.countDown(); |
600 |
– |
joinPool(p); |
616 |
|
} |
617 |
|
} |
618 |
|
|
622 |
|
public void testPurge() throws InterruptedException { |
623 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
624 |
|
final CountDownLatch done = new CountDownLatch(1); |
625 |
< |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
625 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
626 |
|
final ThreadPoolExecutor p = |
627 |
|
new ThreadPoolExecutor(1, 1, |
628 |
|
LONG_DELAY_MS, MILLISECONDS, |
629 |
|
q); |
630 |
< |
FutureTask[] tasks = new FutureTask[5]; |
631 |
< |
try { |
630 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
631 |
> |
FutureTask[] tasks = new FutureTask[5]; |
632 |
|
for (int i = 0; i < tasks.length; i++) { |
633 |
|
Callable task = new CheckedCallable<Boolean>() { |
634 |
|
public Boolean realCall() throws InterruptedException { |
635 |
|
threadStarted.countDown(); |
636 |
< |
done.await(); |
636 |
> |
await(done); |
637 |
|
return Boolean.TRUE; |
638 |
|
}}; |
639 |
|
tasks[i] = new FutureTask(task); |
640 |
|
p.execute(tasks[i]); |
641 |
|
} |
642 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
642 |
> |
await(threadStarted); |
643 |
|
assertEquals(tasks.length, p.getTaskCount()); |
644 |
|
assertEquals(tasks.length - 1, q.size()); |
645 |
|
assertEquals(1L, p.getActiveCount()); |
652 |
|
p.purge(); // Nothing to do |
653 |
|
assertEquals(tasks.length - 3, q.size()); |
654 |
|
assertEquals(tasks.length - 2, p.getTaskCount()); |
640 |
– |
} finally { |
641 |
– |
done.countDown(); |
642 |
– |
joinPool(p); |
655 |
|
} |
656 |
|
} |
657 |
|
|
667 |
|
new ThreadPoolExecutor(poolSize, poolSize, |
668 |
|
LONG_DELAY_MS, MILLISECONDS, |
669 |
|
new ArrayBlockingQueue<Runnable>(10)); |
670 |
< |
CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
670 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
671 |
|
Runnable waiter = new CheckedRunnable() { public void realRun() { |
672 |
|
threadsStarted.countDown(); |
673 |
|
try { |
677 |
|
}}; |
678 |
|
for (int i = 0; i < count; i++) |
679 |
|
p.execute(waiter); |
680 |
< |
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
680 |
> |
await(threadsStarted); |
681 |
|
assertEquals(poolSize, p.getActiveCount()); |
682 |
|
assertEquals(0, p.getCompletedTaskCount()); |
683 |
|
final List<Runnable> queuedTasks; |
1039 |
|
* get of submitted callable throws InterruptedException if interrupted |
1040 |
|
*/ |
1041 |
|
public void testInterruptedSubmit() throws InterruptedException { |
1042 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1043 |
|
final ThreadPoolExecutor p = |
1044 |
|
new ThreadPoolExecutor(1, 1, |
1045 |
|
60, SECONDS, |
1046 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1047 |
|
|
1048 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1049 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1037 |
< |
try { |
1048 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1049 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1050 |
|
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
1051 |
|
public void realRun() throws Exception { |
1052 |
|
Callable task = new CheckedCallable<Boolean>() { |
1053 |
|
public Boolean realCall() throws InterruptedException { |
1054 |
|
threadStarted.countDown(); |
1055 |
< |
done.await(); |
1055 |
> |
await(done); |
1056 |
|
return Boolean.TRUE; |
1057 |
|
}}; |
1058 |
|
p.submit(task).get(); |
1059 |
|
}}); |
1060 |
|
|
1061 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
1061 |
> |
await(threadStarted); |
1062 |
|
t.interrupt(); |
1063 |
< |
awaitTermination(t, MEDIUM_DELAY_MS); |
1052 |
< |
} finally { |
1053 |
< |
done.countDown(); |
1054 |
< |
joinPool(p); |
1063 |
> |
awaitTermination(t); |
1064 |
|
} |
1065 |
|
} |
1066 |
|
|
1068 |
|
* execute throws RejectedExecutionException if saturated. |
1069 |
|
*/ |
1070 |
|
public void testSaturatedExecute() { |
1071 |
< |
ThreadPoolExecutor p = |
1071 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1072 |
> |
final ThreadPoolExecutor p = |
1073 |
|
new ThreadPoolExecutor(1, 1, |
1074 |
|
LONG_DELAY_MS, MILLISECONDS, |
1075 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1076 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1067 |
< |
try { |
1076 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1077 |
|
Runnable task = new CheckedRunnable() { |
1078 |
|
public void realRun() throws InterruptedException { |
1079 |
< |
done.await(); |
1079 |
> |
await(done); |
1080 |
|
}}; |
1081 |
|
for (int i = 0; i < 2; ++i) |
1082 |
|
p.execute(task); |
1087 |
|
} catch (RejectedExecutionException success) {} |
1088 |
|
assertTrue(p.getTaskCount() <= 2); |
1089 |
|
} |
1081 |
– |
} finally { |
1082 |
– |
done.countDown(); |
1083 |
– |
joinPool(p); |
1090 |
|
} |
1091 |
|
} |
1092 |
|
|
1094 |
|
* submit(runnable) throws RejectedExecutionException if saturated. |
1095 |
|
*/ |
1096 |
|
public void testSaturatedSubmitRunnable() { |
1097 |
< |
ThreadPoolExecutor p = |
1097 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1098 |
> |
final ThreadPoolExecutor p = |
1099 |
|
new ThreadPoolExecutor(1, 1, |
1100 |
|
LONG_DELAY_MS, MILLISECONDS, |
1101 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1102 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1096 |
< |
try { |
1102 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1103 |
|
Runnable task = new CheckedRunnable() { |
1104 |
|
public void realRun() throws InterruptedException { |
1105 |
< |
done.await(); |
1105 |
> |
await(done); |
1106 |
|
}}; |
1107 |
|
for (int i = 0; i < 2; ++i) |
1108 |
|
p.submit(task); |
1113 |
|
} catch (RejectedExecutionException success) {} |
1114 |
|
assertTrue(p.getTaskCount() <= 2); |
1115 |
|
} |
1110 |
– |
} finally { |
1111 |
– |
done.countDown(); |
1112 |
– |
joinPool(p); |
1116 |
|
} |
1117 |
|
} |
1118 |
|
|
1120 |
|
* submit(callable) throws RejectedExecutionException if saturated. |
1121 |
|
*/ |
1122 |
|
public void testSaturatedSubmitCallable() { |
1123 |
< |
ThreadPoolExecutor p = |
1123 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1124 |
> |
final ThreadPoolExecutor p = |
1125 |
|
new ThreadPoolExecutor(1, 1, |
1126 |
|
LONG_DELAY_MS, MILLISECONDS, |
1127 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1128 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1125 |
< |
try { |
1128 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1129 |
|
Runnable task = new CheckedRunnable() { |
1130 |
|
public void realRun() throws InterruptedException { |
1131 |
< |
done.await(); |
1131 |
> |
await(done); |
1132 |
|
}}; |
1133 |
|
for (int i = 0; i < 2; ++i) |
1134 |
< |
p.submit(Executors.callable(task)); |
1134 |
> |
p.execute(task); |
1135 |
|
for (int i = 0; i < 2; ++i) { |
1136 |
|
try { |
1137 |
|
p.execute(task); |
1139 |
|
} catch (RejectedExecutionException success) {} |
1140 |
|
assertTrue(p.getTaskCount() <= 2); |
1141 |
|
} |
1139 |
– |
} finally { |
1140 |
– |
done.countDown(); |
1141 |
– |
joinPool(p); |
1142 |
|
} |
1143 |
|
} |
1144 |
|
|
1146 |
|
* executor using CallerRunsPolicy runs task if saturated. |
1147 |
|
*/ |
1148 |
|
public void testSaturatedExecute2() { |
1149 |
– |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1149 |
|
final ThreadPoolExecutor p = |
1150 |
|
new ThreadPoolExecutor(1, 1, |
1151 |
|
LONG_DELAY_MS, |
1152 |
|
MILLISECONDS, |
1153 |
|
new ArrayBlockingQueue<Runnable>(1), |
1154 |
< |
h); |
1155 |
< |
try { |
1154 |
> |
new CallerRunsPolicy()); |
1155 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1156 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1157 |
> |
Runnable blocker = new CheckedRunnable() { |
1158 |
> |
public void realRun() throws InterruptedException { |
1159 |
> |
await(done); |
1160 |
> |
}}; |
1161 |
> |
p.execute(blocker); |
1162 |
|
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1163 |
< |
for (int i = 0; i < tasks.length; ++i) |
1163 |
> |
for (int i = 0; i < tasks.length; i++) |
1164 |
|
tasks[i] = new TrackedNoOpRunnable(); |
1165 |
< |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
1161 |
< |
p.execute(mr); |
1162 |
< |
for (int i = 0; i < tasks.length; ++i) |
1165 |
> |
for (int i = 0; i < tasks.length; i++) |
1166 |
|
p.execute(tasks[i]); |
1167 |
< |
for (int i = 1; i < tasks.length; ++i) |
1167 |
> |
for (int i = 1; i < tasks.length; i++) |
1168 |
|
assertTrue(tasks[i].done); |
1169 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1170 |
< |
} finally { |
1168 |
< |
joinPool(p); |
1169 |
> |
assertFalse(tasks[0].done); // waiting in queue |
1170 |
> |
done.countDown(); |
1171 |
|
} |
1172 |
|
} |
1173 |
|
|
1175 |
|
* executor using DiscardPolicy drops task if saturated. |
1176 |
|
*/ |
1177 |
|
public void testSaturatedExecute3() { |
1178 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1178 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1179 |
> |
final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1180 |
> |
for (int i = 0; i < tasks.length; ++i) |
1181 |
> |
tasks[i] = new TrackedNoOpRunnable(); |
1182 |
|
final ThreadPoolExecutor p = |
1183 |
|
new ThreadPoolExecutor(1, 1, |
1184 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1185 |
< |
new ArrayBlockingQueue<Runnable>(1), |
1186 |
< |
h); |
1187 |
< |
try { |
1188 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1189 |
< |
for (int i = 0; i < tasks.length; ++i) |
1185 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1186 |
< |
p.execute(new TrackedLongRunnable()); |
1184 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1185 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1186 |
> |
new DiscardPolicy()); |
1187 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1188 |
> |
p.execute(awaiter(done)); |
1189 |
> |
|
1190 |
|
for (TrackedNoOpRunnable task : tasks) |
1191 |
|
p.execute(task); |
1192 |
< |
for (TrackedNoOpRunnable task : tasks) |
1193 |
< |
assertFalse(task.done); |
1191 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1192 |
< |
} finally { |
1193 |
< |
joinPool(p); |
1192 |
> |
for (int i = 1; i < tasks.length; i++) |
1193 |
> |
assertFalse(tasks[i].done); |
1194 |
|
} |
1195 |
+ |
for (int i = 1; i < tasks.length; i++) |
1196 |
+ |
assertFalse(tasks[i].done); |
1197 |
+ |
assertTrue(tasks[0].done); // was waiting in queue |
1198 |
|
} |
1199 |
|
|
1200 |
|
/** |
1201 |
|
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1202 |
|
*/ |
1203 |
|
public void testSaturatedExecute4() { |
1204 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1204 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1205 |
> |
LatchAwaiter r1 = awaiter(done); |
1206 |
> |
LatchAwaiter r2 = awaiter(done); |
1207 |
> |
LatchAwaiter r3 = awaiter(done); |
1208 |
|
final ThreadPoolExecutor p = |
1209 |
|
new ThreadPoolExecutor(1, 1, |
1210 |
|
LONG_DELAY_MS, MILLISECONDS, |
1211 |
|
new ArrayBlockingQueue<Runnable>(1), |
1212 |
< |
h); |
1213 |
< |
try { |
1214 |
< |
p.execute(new TrackedLongRunnable()); |
1215 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
1212 |
> |
new DiscardOldestPolicy()); |
1213 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1214 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
1215 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
1216 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
1217 |
> |
p.execute(r1); |
1218 |
|
p.execute(r2); |
1219 |
|
assertTrue(p.getQueue().contains(r2)); |
1212 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
1220 |
|
p.execute(r3); |
1221 |
|
assertFalse(p.getQueue().contains(r2)); |
1222 |
|
assertTrue(p.getQueue().contains(r3)); |
1216 |
– |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1217 |
– |
} finally { |
1218 |
– |
joinPool(p); |
1223 |
|
} |
1224 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
1225 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
1226 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
1227 |
|
} |
1228 |
|
|
1229 |
|
/** |
1230 |
|
* execute throws RejectedExecutionException if shutdown |
1231 |
|
*/ |
1232 |
|
public void testRejectedExecutionExceptionOnShutdown() { |
1233 |
< |
ThreadPoolExecutor p = |
1233 |
> |
final ThreadPoolExecutor p = |
1234 |
|
new ThreadPoolExecutor(1, 1, |
1235 |
|
LONG_DELAY_MS, MILLISECONDS, |
1236 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1237 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1238 |
< |
try { |
1239 |
< |
p.execute(new NoOpRunnable()); |
1240 |
< |
shouldThrow(); |
1241 |
< |
} catch (RejectedExecutionException success) {} |
1242 |
< |
|
1243 |
< |
joinPool(p); |
1238 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1239 |
> |
try { |
1240 |
> |
p.execute(new NoOpRunnable()); |
1241 |
> |
shouldThrow(); |
1242 |
> |
} catch (RejectedExecutionException success) {} |
1243 |
> |
} |
1244 |
|
} |
1245 |
|
|
1246 |
|
/** |
1247 |
|
* execute using CallerRunsPolicy drops task on shutdown |
1248 |
|
*/ |
1249 |
|
public void testCallerRunsOnShutdown() { |
1250 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1250 |
> |
RejectedExecutionHandler h = new CallerRunsPolicy(); |
1251 |
|
final ThreadPoolExecutor p = |
1252 |
|
new ThreadPoolExecutor(1, 1, |
1253 |
|
LONG_DELAY_MS, MILLISECONDS, |
1254 |
|
new ArrayBlockingQueue<Runnable>(1), h); |
1255 |
|
|
1256 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1257 |
< |
try { |
1257 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1258 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1259 |
|
p.execute(r); |
1260 |
|
assertFalse(r.done); |
1254 |
– |
} finally { |
1255 |
– |
joinPool(p); |
1261 |
|
} |
1262 |
|
} |
1263 |
|
|
1265 |
|
* execute using DiscardPolicy drops task on shutdown |
1266 |
|
*/ |
1267 |
|
public void testDiscardOnShutdown() { |
1268 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1264 |
< |
ThreadPoolExecutor p = |
1268 |
> |
final ThreadPoolExecutor p = |
1269 |
|
new ThreadPoolExecutor(1, 1, |
1270 |
|
LONG_DELAY_MS, MILLISECONDS, |
1271 |
|
new ArrayBlockingQueue<Runnable>(1), |
1272 |
< |
h); |
1272 |
> |
new DiscardPolicy()); |
1273 |
|
|
1274 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1275 |
< |
try { |
1275 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1276 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1277 |
|
p.execute(r); |
1278 |
|
assertFalse(r.done); |
1275 |
– |
} finally { |
1276 |
– |
joinPool(p); |
1279 |
|
} |
1280 |
|
} |
1281 |
|
|
1283 |
|
* execute using DiscardOldestPolicy drops task on shutdown |
1284 |
|
*/ |
1285 |
|
public void testDiscardOldestOnShutdown() { |
1286 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1285 |
< |
ThreadPoolExecutor p = |
1286 |
> |
final ThreadPoolExecutor p = |
1287 |
|
new ThreadPoolExecutor(1, 1, |
1288 |
|
LONG_DELAY_MS, MILLISECONDS, |
1289 |
|
new ArrayBlockingQueue<Runnable>(1), |
1290 |
< |
h); |
1290 |
> |
new DiscardOldestPolicy()); |
1291 |
|
|
1292 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1293 |
< |
try { |
1293 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1294 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1295 |
|
p.execute(r); |
1296 |
|
assertFalse(r.done); |
1296 |
– |
} finally { |
1297 |
– |
joinPool(p); |
1297 |
|
} |
1298 |
|
} |
1299 |
|
|
1301 |
|
* execute(null) throws NPE |
1302 |
|
*/ |
1303 |
|
public void testExecuteNull() { |
1304 |
< |
ThreadPoolExecutor p = |
1305 |
< |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1304 |
> |
final ThreadPoolExecutor p = |
1305 |
> |
new ThreadPoolExecutor(1, 2, |
1306 |
> |
1L, SECONDS, |
1307 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1308 |
< |
try { |
1309 |
< |
p.execute(null); |
1310 |
< |
shouldThrow(); |
1311 |
< |
} catch (NullPointerException success) {} |
1312 |
< |
|
1313 |
< |
joinPool(p); |
1308 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1309 |
> |
try { |
1310 |
> |
p.execute(null); |
1311 |
> |
shouldThrow(); |
1312 |
> |
} catch (NullPointerException success) {} |
1313 |
> |
} |
1314 |
|
} |
1315 |
|
|
1316 |
|
/** |
1317 |
|
* setCorePoolSize of negative value throws IllegalArgumentException |
1318 |
|
*/ |
1319 |
|
public void testCorePoolSizeIllegalArgumentException() { |
1320 |
< |
ThreadPoolExecutor p = |
1320 |
> |
final ThreadPoolExecutor p = |
1321 |
|
new ThreadPoolExecutor(1, 2, |
1322 |
|
LONG_DELAY_MS, MILLISECONDS, |
1323 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1324 |
< |
try { |
1325 |
< |
p.setCorePoolSize(-1); |
1326 |
< |
shouldThrow(); |
1327 |
< |
} catch (IllegalArgumentException success) { |
1328 |
< |
} finally { |
1329 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1324 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1325 |
> |
try { |
1326 |
> |
p.setCorePoolSize(-1); |
1327 |
> |
shouldThrow(); |
1328 |
> |
} catch (IllegalArgumentException success) {} |
1329 |
|
} |
1331 |
– |
joinPool(p); |
1330 |
|
} |
1331 |
|
|
1332 |
|
/** |
1334 |
|
* given a value less the core pool size |
1335 |
|
*/ |
1336 |
|
public void testMaximumPoolSizeIllegalArgumentException() { |
1337 |
< |
ThreadPoolExecutor p = |
1337 |
> |
final ThreadPoolExecutor p = |
1338 |
|
new ThreadPoolExecutor(2, 3, |
1339 |
|
LONG_DELAY_MS, MILLISECONDS, |
1340 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1341 |
< |
try { |
1342 |
< |
p.setMaximumPoolSize(1); |
1343 |
< |
shouldThrow(); |
1344 |
< |
} catch (IllegalArgumentException success) { |
1345 |
< |
} finally { |
1348 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1341 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1342 |
> |
try { |
1343 |
> |
p.setMaximumPoolSize(1); |
1344 |
> |
shouldThrow(); |
1345 |
> |
} catch (IllegalArgumentException success) {} |
1346 |
|
} |
1350 |
– |
joinPool(p); |
1347 |
|
} |
1348 |
|
|
1349 |
|
/** |
1351 |
|
* if given a negative value |
1352 |
|
*/ |
1353 |
|
public void testMaximumPoolSizeIllegalArgumentException2() { |
1354 |
< |
ThreadPoolExecutor p = |
1354 |
> |
final ThreadPoolExecutor p = |
1355 |
|
new ThreadPoolExecutor(2, 3, |
1356 |
|
LONG_DELAY_MS, MILLISECONDS, |
1357 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1358 |
< |
try { |
1359 |
< |
p.setMaximumPoolSize(-1); |
1360 |
< |
shouldThrow(); |
1361 |
< |
} catch (IllegalArgumentException success) { |
1362 |
< |
} finally { |
1367 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1358 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1359 |
> |
try { |
1360 |
> |
p.setMaximumPoolSize(-1); |
1361 |
> |
shouldThrow(); |
1362 |
> |
} catch (IllegalArgumentException success) {} |
1363 |
|
} |
1369 |
– |
joinPool(p); |
1364 |
|
} |
1365 |
|
|
1366 |
|
/** |
1368 |
|
* max pool size result in IllegalArgumentException. |
1369 |
|
*/ |
1370 |
|
public void testPoolSizeInvariants() { |
1371 |
< |
ThreadPoolExecutor p = |
1371 |
> |
final ThreadPoolExecutor p = |
1372 |
|
new ThreadPoolExecutor(1, 1, |
1373 |
|
LONG_DELAY_MS, MILLISECONDS, |
1374 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1375 |
< |
for (int s = 1; s < 5; s++) { |
1376 |
< |
p.setMaximumPoolSize(s); |
1377 |
< |
p.setCorePoolSize(s); |
1378 |
< |
try { |
1379 |
< |
p.setMaximumPoolSize(s - 1); |
1380 |
< |
shouldThrow(); |
1381 |
< |
} catch (IllegalArgumentException success) {} |
1382 |
< |
assertEquals(s, p.getCorePoolSize()); |
1383 |
< |
assertEquals(s, p.getMaximumPoolSize()); |
1384 |
< |
try { |
1385 |
< |
p.setCorePoolSize(s + 1); |
1386 |
< |
shouldThrow(); |
1387 |
< |
} catch (IllegalArgumentException success) {} |
1388 |
< |
assertEquals(s, p.getCorePoolSize()); |
1389 |
< |
assertEquals(s, p.getMaximumPoolSize()); |
1375 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1376 |
> |
for (int s = 1; s < 5; s++) { |
1377 |
> |
p.setMaximumPoolSize(s); |
1378 |
> |
p.setCorePoolSize(s); |
1379 |
> |
try { |
1380 |
> |
p.setMaximumPoolSize(s - 1); |
1381 |
> |
shouldThrow(); |
1382 |
> |
} catch (IllegalArgumentException success) {} |
1383 |
> |
assertEquals(s, p.getCorePoolSize()); |
1384 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1385 |
> |
try { |
1386 |
> |
p.setCorePoolSize(s + 1); |
1387 |
> |
shouldThrow(); |
1388 |
> |
} catch (IllegalArgumentException success) {} |
1389 |
> |
assertEquals(s, p.getCorePoolSize()); |
1390 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1391 |
> |
} |
1392 |
|
} |
1397 |
– |
joinPool(p); |
1393 |
|
} |
1394 |
|
|
1395 |
|
/** |
1397 |
|
* when given a negative value |
1398 |
|
*/ |
1399 |
|
public void testKeepAliveTimeIllegalArgumentException() { |
1400 |
< |
ThreadPoolExecutor p = |
1400 |
> |
final ThreadPoolExecutor p = |
1401 |
|
new ThreadPoolExecutor(2, 3, |
1402 |
|
LONG_DELAY_MS, MILLISECONDS, |
1403 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1404 |
< |
try { |
1405 |
< |
p.setKeepAliveTime(-1,MILLISECONDS); |
1406 |
< |
shouldThrow(); |
1407 |
< |
} catch (IllegalArgumentException success) { |
1408 |
< |
} finally { |
1414 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1404 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1405 |
> |
try { |
1406 |
> |
p.setKeepAliveTime(-1, MILLISECONDS); |
1407 |
> |
shouldThrow(); |
1408 |
> |
} catch (IllegalArgumentException success) {} |
1409 |
|
} |
1416 |
– |
joinPool(p); |
1410 |
|
} |
1411 |
|
|
1412 |
|
/** |
1414 |
|
*/ |
1415 |
|
public void testTerminated() { |
1416 |
|
ExtendedTPE p = new ExtendedTPE(); |
1417 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1418 |
< |
assertTrue(p.terminatedCalled()); |
1419 |
< |
joinPool(p); |
1417 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1418 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1419 |
> |
assertTrue(p.terminatedCalled()); |
1420 |
> |
assertTrue(p.isShutdown()); |
1421 |
> |
} |
1422 |
|
} |
1423 |
|
|
1424 |
|
/** |
1426 |
|
*/ |
1427 |
|
public void testBeforeAfter() throws InterruptedException { |
1428 |
|
ExtendedTPE p = new ExtendedTPE(); |
1429 |
< |
try { |
1429 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1430 |
|
final CountDownLatch done = new CountDownLatch(1); |
1431 |
|
p.execute(new CheckedRunnable() { |
1432 |
|
public void realRun() { |
1436 |
|
assertEquals(0, done.getCount()); |
1437 |
|
assertTrue(p.afterCalled()); |
1438 |
|
assertTrue(p.beforeCalled()); |
1444 |
– |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1445 |
– |
} finally { |
1446 |
– |
joinPool(p); |
1439 |
|
} |
1440 |
|
} |
1441 |
|
|
1443 |
|
* completed submit of callable returns result |
1444 |
|
*/ |
1445 |
|
public void testSubmitCallable() throws Exception { |
1446 |
< |
ExecutorService e = |
1446 |
> |
final ExecutorService e = |
1447 |
|
new ThreadPoolExecutor(2, 2, |
1448 |
|
LONG_DELAY_MS, MILLISECONDS, |
1449 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1450 |
< |
try { |
1450 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1451 |
|
Future<String> future = e.submit(new StringTask()); |
1452 |
|
String result = future.get(); |
1453 |
|
assertSame(TEST_STRING, result); |
1462 |
– |
} finally { |
1463 |
– |
joinPool(e); |
1454 |
|
} |
1455 |
|
} |
1456 |
|
|
1458 |
|
* completed submit of runnable returns successfully |
1459 |
|
*/ |
1460 |
|
public void testSubmitRunnable() throws Exception { |
1461 |
< |
ExecutorService e = |
1461 |
> |
final ExecutorService e = |
1462 |
|
new ThreadPoolExecutor(2, 2, |
1463 |
|
LONG_DELAY_MS, MILLISECONDS, |
1464 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1465 |
< |
try { |
1465 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1466 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
1467 |
|
future.get(); |
1468 |
|
assertTrue(future.isDone()); |
1479 |
– |
} finally { |
1480 |
– |
joinPool(e); |
1469 |
|
} |
1470 |
|
} |
1471 |
|
|
1473 |
|
* completed submit of (runnable, result) returns result |
1474 |
|
*/ |
1475 |
|
public void testSubmitRunnable2() throws Exception { |
1476 |
< |
ExecutorService e = |
1476 |
> |
final ExecutorService e = |
1477 |
|
new ThreadPoolExecutor(2, 2, |
1478 |
|
LONG_DELAY_MS, MILLISECONDS, |
1479 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1480 |
< |
try { |
1480 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1481 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1482 |
|
String result = future.get(); |
1483 |
|
assertSame(TEST_STRING, result); |
1496 |
– |
} finally { |
1497 |
– |
joinPool(e); |
1484 |
|
} |
1485 |
|
} |
1486 |
|
|
1488 |
|
* invokeAny(null) throws NPE |
1489 |
|
*/ |
1490 |
|
public void testInvokeAny1() throws Exception { |
1491 |
< |
ExecutorService e = |
1491 |
> |
final ExecutorService e = |
1492 |
|
new ThreadPoolExecutor(2, 2, |
1493 |
|
LONG_DELAY_MS, MILLISECONDS, |
1494 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1495 |
< |
try { |
1496 |
< |
e.invokeAny(null); |
1497 |
< |
shouldThrow(); |
1498 |
< |
} catch (NullPointerException success) { |
1499 |
< |
} finally { |
1514 |
< |
joinPool(e); |
1495 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1496 |
> |
try { |
1497 |
> |
e.invokeAny(null); |
1498 |
> |
shouldThrow(); |
1499 |
> |
} catch (NullPointerException success) {} |
1500 |
|
} |
1501 |
|
} |
1502 |
|
|
1503 |
|
/** |
1504 |
< |
* invokeAny(empty collection) throws IAE |
1504 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
1505 |
|
*/ |
1506 |
|
public void testInvokeAny2() throws Exception { |
1507 |
< |
ExecutorService e = |
1507 |
> |
final ExecutorService e = |
1508 |
|
new ThreadPoolExecutor(2, 2, |
1509 |
|
LONG_DELAY_MS, MILLISECONDS, |
1510 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1511 |
< |
try { |
1512 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
1513 |
< |
shouldThrow(); |
1514 |
< |
} catch (IllegalArgumentException success) { |
1515 |
< |
} finally { |
1531 |
< |
joinPool(e); |
1511 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1512 |
> |
try { |
1513 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
1514 |
> |
shouldThrow(); |
1515 |
> |
} catch (IllegalArgumentException success) {} |
1516 |
|
} |
1517 |
|
} |
1518 |
|
|
1525 |
|
new ThreadPoolExecutor(2, 2, |
1526 |
|
LONG_DELAY_MS, MILLISECONDS, |
1527 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1528 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1529 |
< |
l.add(latchAwaitingStringTask(latch)); |
1530 |
< |
l.add(null); |
1531 |
< |
try { |
1532 |
< |
e.invokeAny(l); |
1533 |
< |
shouldThrow(); |
1534 |
< |
} catch (NullPointerException success) { |
1535 |
< |
} finally { |
1528 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1529 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1530 |
> |
l.add(latchAwaitingStringTask(latch)); |
1531 |
> |
l.add(null); |
1532 |
> |
try { |
1533 |
> |
e.invokeAny(l); |
1534 |
> |
shouldThrow(); |
1535 |
> |
} catch (NullPointerException success) {} |
1536 |
|
latch.countDown(); |
1553 |
– |
joinPool(e); |
1537 |
|
} |
1538 |
|
} |
1539 |
|
|
1541 |
|
* invokeAny(c) throws ExecutionException if no task completes |
1542 |
|
*/ |
1543 |
|
public void testInvokeAny4() throws Exception { |
1544 |
< |
ExecutorService e = |
1544 |
> |
final ExecutorService e = |
1545 |
|
new ThreadPoolExecutor(2, 2, |
1546 |
|
LONG_DELAY_MS, MILLISECONDS, |
1547 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1548 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1549 |
< |
l.add(new NPETask()); |
1550 |
< |
try { |
1551 |
< |
e.invokeAny(l); |
1552 |
< |
shouldThrow(); |
1553 |
< |
} catch (ExecutionException success) { |
1554 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1555 |
< |
} finally { |
1556 |
< |
joinPool(e); |
1548 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1549 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1550 |
> |
l.add(new NPETask()); |
1551 |
> |
try { |
1552 |
> |
e.invokeAny(l); |
1553 |
> |
shouldThrow(); |
1554 |
> |
} catch (ExecutionException success) { |
1555 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1556 |
> |
} |
1557 |
|
} |
1558 |
|
} |
1559 |
|
|
1561 |
|
* invokeAny(c) returns result of some task |
1562 |
|
*/ |
1563 |
|
public void testInvokeAny5() throws Exception { |
1564 |
< |
ExecutorService e = |
1564 |
> |
final ExecutorService e = |
1565 |
|
new ThreadPoolExecutor(2, 2, |
1566 |
|
LONG_DELAY_MS, MILLISECONDS, |
1567 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1568 |
< |
try { |
1569 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1568 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1569 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1570 |
|
l.add(new StringTask()); |
1571 |
|
l.add(new StringTask()); |
1572 |
|
String result = e.invokeAny(l); |
1573 |
|
assertSame(TEST_STRING, result); |
1591 |
– |
} finally { |
1592 |
– |
joinPool(e); |
1574 |
|
} |
1575 |
|
} |
1576 |
|
|
1578 |
|
* invokeAll(null) throws NPE |
1579 |
|
*/ |
1580 |
|
public void testInvokeAll1() throws Exception { |
1581 |
< |
ExecutorService e = |
1581 |
> |
final ExecutorService e = |
1582 |
|
new ThreadPoolExecutor(2, 2, |
1583 |
|
LONG_DELAY_MS, MILLISECONDS, |
1584 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1585 |
< |
try { |
1586 |
< |
e.invokeAll(null); |
1587 |
< |
shouldThrow(); |
1588 |
< |
} catch (NullPointerException success) { |
1589 |
< |
} finally { |
1609 |
< |
joinPool(e); |
1585 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1586 |
> |
try { |
1587 |
> |
e.invokeAll(null); |
1588 |
> |
shouldThrow(); |
1589 |
> |
} catch (NullPointerException success) {} |
1590 |
|
} |
1591 |
|
} |
1592 |
|
|
1593 |
|
/** |
1594 |
< |
* invokeAll(empty collection) returns empty collection |
1594 |
> |
* invokeAll(empty collection) returns empty list |
1595 |
|
*/ |
1596 |
|
public void testInvokeAll2() throws InterruptedException { |
1597 |
< |
ExecutorService e = |
1597 |
> |
final ExecutorService e = |
1598 |
|
new ThreadPoolExecutor(2, 2, |
1599 |
|
LONG_DELAY_MS, MILLISECONDS, |
1600 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1601 |
< |
try { |
1602 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1601 |
> |
final Collection<Callable<String>> emptyCollection |
1602 |
> |
= Collections.emptyList(); |
1603 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1604 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
1605 |
|
assertTrue(r.isEmpty()); |
1624 |
– |
} finally { |
1625 |
– |
joinPool(e); |
1606 |
|
} |
1607 |
|
} |
1608 |
|
|
1610 |
|
* invokeAll(c) throws NPE if c has null elements |
1611 |
|
*/ |
1612 |
|
public void testInvokeAll3() throws Exception { |
1613 |
< |
ExecutorService e = |
1613 |
> |
final ExecutorService e = |
1614 |
|
new ThreadPoolExecutor(2, 2, |
1615 |
|
LONG_DELAY_MS, MILLISECONDS, |
1616 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1617 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1618 |
< |
l.add(new StringTask()); |
1619 |
< |
l.add(null); |
1620 |
< |
try { |
1621 |
< |
e.invokeAll(l); |
1622 |
< |
shouldThrow(); |
1623 |
< |
} catch (NullPointerException success) { |
1624 |
< |
} finally { |
1645 |
< |
joinPool(e); |
1617 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1618 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1619 |
> |
l.add(new StringTask()); |
1620 |
> |
l.add(null); |
1621 |
> |
try { |
1622 |
> |
e.invokeAll(l); |
1623 |
> |
shouldThrow(); |
1624 |
> |
} catch (NullPointerException success) {} |
1625 |
|
} |
1626 |
|
} |
1627 |
|
|
1629 |
|
* get of element of invokeAll(c) throws exception on failed task |
1630 |
|
*/ |
1631 |
|
public void testInvokeAll4() throws Exception { |
1632 |
< |
ExecutorService e = |
1632 |
> |
final ExecutorService e = |
1633 |
|
new ThreadPoolExecutor(2, 2, |
1634 |
|
LONG_DELAY_MS, MILLISECONDS, |
1635 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1636 |
< |
try { |
1637 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1636 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1637 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1638 |
|
l.add(new NPETask()); |
1639 |
|
List<Future<String>> futures = e.invokeAll(l); |
1640 |
|
assertEquals(1, futures.size()); |
1644 |
|
} catch (ExecutionException success) { |
1645 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
1646 |
|
} |
1668 |
– |
} finally { |
1669 |
– |
joinPool(e); |
1647 |
|
} |
1648 |
|
} |
1649 |
|
|
1651 |
|
* invokeAll(c) returns results of all completed tasks |
1652 |
|
*/ |
1653 |
|
public void testInvokeAll5() throws Exception { |
1654 |
< |
ExecutorService e = |
1654 |
> |
final ExecutorService e = |
1655 |
|
new ThreadPoolExecutor(2, 2, |
1656 |
|
LONG_DELAY_MS, MILLISECONDS, |
1657 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1658 |
< |
try { |
1659 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1658 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1659 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1660 |
|
l.add(new StringTask()); |
1661 |
|
l.add(new StringTask()); |
1662 |
|
List<Future<String>> futures = e.invokeAll(l); |
1663 |
|
assertEquals(2, futures.size()); |
1664 |
|
for (Future<String> future : futures) |
1665 |
|
assertSame(TEST_STRING, future.get()); |
1689 |
– |
} finally { |
1690 |
– |
joinPool(e); |
1666 |
|
} |
1667 |
|
} |
1668 |
|
|
1670 |
|
* timed invokeAny(null) throws NPE |
1671 |
|
*/ |
1672 |
|
public void testTimedInvokeAny1() throws Exception { |
1673 |
< |
ExecutorService e = |
1673 |
> |
final ExecutorService e = |
1674 |
|
new ThreadPoolExecutor(2, 2, |
1675 |
|
LONG_DELAY_MS, MILLISECONDS, |
1676 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1677 |
< |
try { |
1678 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1679 |
< |
shouldThrow(); |
1680 |
< |
} catch (NullPointerException success) { |
1681 |
< |
} finally { |
1707 |
< |
joinPool(e); |
1677 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1678 |
> |
try { |
1679 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
1680 |
> |
shouldThrow(); |
1681 |
> |
} catch (NullPointerException success) {} |
1682 |
|
} |
1683 |
|
} |
1684 |
|
|
1686 |
|
* timed invokeAny(,,null) throws NPE |
1687 |
|
*/ |
1688 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1689 |
< |
ExecutorService e = |
1689 |
> |
final ExecutorService e = |
1690 |
|
new ThreadPoolExecutor(2, 2, |
1691 |
|
LONG_DELAY_MS, MILLISECONDS, |
1692 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1693 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1694 |
< |
l.add(new StringTask()); |
1695 |
< |
try { |
1696 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1697 |
< |
shouldThrow(); |
1698 |
< |
} catch (NullPointerException success) { |
1699 |
< |
} finally { |
1726 |
< |
joinPool(e); |
1693 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1694 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1695 |
> |
l.add(new StringTask()); |
1696 |
> |
try { |
1697 |
> |
e.invokeAny(l, randomTimeout(), null); |
1698 |
> |
shouldThrow(); |
1699 |
> |
} catch (NullPointerException success) {} |
1700 |
|
} |
1701 |
|
} |
1702 |
|
|
1703 |
|
/** |
1704 |
< |
* timed invokeAny(empty collection) throws IAE |
1704 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
1705 |
|
*/ |
1706 |
|
public void testTimedInvokeAny2() throws Exception { |
1707 |
< |
ExecutorService e = |
1707 |
> |
final ExecutorService e = |
1708 |
|
new ThreadPoolExecutor(2, 2, |
1709 |
|
LONG_DELAY_MS, MILLISECONDS, |
1710 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1711 |
< |
try { |
1712 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1713 |
< |
shouldThrow(); |
1714 |
< |
} catch (IllegalArgumentException success) { |
1715 |
< |
} finally { |
1716 |
< |
joinPool(e); |
1711 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1712 |
> |
try { |
1713 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
1714 |
> |
randomTimeout(), randomTimeUnit()); |
1715 |
> |
shouldThrow(); |
1716 |
> |
} catch (IllegalArgumentException success) {} |
1717 |
|
} |
1718 |
|
} |
1719 |
|
|
1720 |
|
/** |
1721 |
< |
* timed invokeAny(c) throws NPE if c has null elements |
1721 |
> |
* timed invokeAny(c) throws NullPointerException if c has null elements |
1722 |
|
*/ |
1723 |
|
public void testTimedInvokeAny3() throws Exception { |
1724 |
|
final CountDownLatch latch = new CountDownLatch(1); |
1726 |
|
new ThreadPoolExecutor(2, 2, |
1727 |
|
LONG_DELAY_MS, MILLISECONDS, |
1728 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1729 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1730 |
< |
l.add(latchAwaitingStringTask(latch)); |
1731 |
< |
l.add(null); |
1732 |
< |
try { |
1733 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1734 |
< |
shouldThrow(); |
1735 |
< |
} catch (NullPointerException success) { |
1736 |
< |
} finally { |
1729 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1730 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1731 |
> |
l.add(latchAwaitingStringTask(latch)); |
1732 |
> |
l.add(null); |
1733 |
> |
try { |
1734 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
1735 |
> |
shouldThrow(); |
1736 |
> |
} catch (NullPointerException success) {} |
1737 |
|
latch.countDown(); |
1765 |
– |
joinPool(e); |
1738 |
|
} |
1739 |
|
} |
1740 |
|
|
1742 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1743 |
|
*/ |
1744 |
|
public void testTimedInvokeAny4() throws Exception { |
1745 |
< |
ExecutorService e = |
1745 |
> |
final ExecutorService e = |
1746 |
|
new ThreadPoolExecutor(2, 2, |
1747 |
|
LONG_DELAY_MS, MILLISECONDS, |
1748 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1749 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1750 |
< |
l.add(new NPETask()); |
1751 |
< |
try { |
1752 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1753 |
< |
shouldThrow(); |
1754 |
< |
} catch (ExecutionException success) { |
1755 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1756 |
< |
} finally { |
1757 |
< |
joinPool(e); |
1749 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1750 |
> |
long startTime = System.nanoTime(); |
1751 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1752 |
> |
l.add(new NPETask()); |
1753 |
> |
try { |
1754 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1755 |
> |
shouldThrow(); |
1756 |
> |
} catch (ExecutionException success) { |
1757 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1758 |
> |
} |
1759 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1760 |
|
} |
1761 |
|
} |
1762 |
|
|
1764 |
|
* timed invokeAny(c) returns result of some task |
1765 |
|
*/ |
1766 |
|
public void testTimedInvokeAny5() throws Exception { |
1767 |
< |
ExecutorService e = |
1767 |
> |
final ExecutorService e = |
1768 |
|
new ThreadPoolExecutor(2, 2, |
1769 |
|
LONG_DELAY_MS, MILLISECONDS, |
1770 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1771 |
< |
try { |
1772 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1771 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1772 |
> |
long startTime = System.nanoTime(); |
1773 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1774 |
|
l.add(new StringTask()); |
1775 |
|
l.add(new StringTask()); |
1776 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1776 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1777 |
|
assertSame(TEST_STRING, result); |
1778 |
< |
} finally { |
1804 |
< |
joinPool(e); |
1778 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1779 |
|
} |
1780 |
|
} |
1781 |
|
|
1783 |
|
* timed invokeAll(null) throws NPE |
1784 |
|
*/ |
1785 |
|
public void testTimedInvokeAll1() throws Exception { |
1786 |
< |
ExecutorService e = |
1786 |
> |
final ExecutorService e = |
1787 |
|
new ThreadPoolExecutor(2, 2, |
1788 |
|
LONG_DELAY_MS, MILLISECONDS, |
1789 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1790 |
< |
try { |
1791 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1792 |
< |
shouldThrow(); |
1793 |
< |
} catch (NullPointerException success) { |
1794 |
< |
} finally { |
1821 |
< |
joinPool(e); |
1790 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1791 |
> |
try { |
1792 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
1793 |
> |
shouldThrow(); |
1794 |
> |
} catch (NullPointerException success) {} |
1795 |
|
} |
1796 |
|
} |
1797 |
|
|
1799 |
|
* timed invokeAll(,,null) throws NPE |
1800 |
|
*/ |
1801 |
|
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1802 |
< |
ExecutorService e = |
1802 |
> |
final ExecutorService e = |
1803 |
|
new ThreadPoolExecutor(2, 2, |
1804 |
|
LONG_DELAY_MS, MILLISECONDS, |
1805 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1806 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1807 |
< |
l.add(new StringTask()); |
1808 |
< |
try { |
1809 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1810 |
< |
shouldThrow(); |
1811 |
< |
} catch (NullPointerException success) { |
1812 |
< |
} finally { |
1840 |
< |
joinPool(e); |
1806 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1807 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1808 |
> |
l.add(new StringTask()); |
1809 |
> |
try { |
1810 |
> |
e.invokeAll(l, randomTimeout(), null); |
1811 |
> |
shouldThrow(); |
1812 |
> |
} catch (NullPointerException success) {} |
1813 |
|
} |
1814 |
|
} |
1815 |
|
|
1816 |
|
/** |
1817 |
< |
* timed invokeAll(empty collection) returns empty collection |
1817 |
> |
* timed invokeAll(empty collection) returns empty list |
1818 |
|
*/ |
1819 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
1820 |
< |
ExecutorService e = |
1820 |
> |
final ExecutorService e = |
1821 |
|
new ThreadPoolExecutor(2, 2, |
1822 |
|
LONG_DELAY_MS, MILLISECONDS, |
1823 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1824 |
< |
try { |
1825 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1824 |
> |
final Collection<Callable<String>> emptyCollection |
1825 |
> |
= Collections.emptyList(); |
1826 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1827 |
> |
List<Future<String>> r = |
1828 |
> |
e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit()); |
1829 |
|
assertTrue(r.isEmpty()); |
1855 |
– |
} finally { |
1856 |
– |
joinPool(e); |
1830 |
|
} |
1831 |
|
} |
1832 |
|
|
1834 |
|
* timed invokeAll(c) throws NPE if c has null elements |
1835 |
|
*/ |
1836 |
|
public void testTimedInvokeAll3() throws Exception { |
1837 |
< |
ExecutorService e = |
1837 |
> |
final ExecutorService e = |
1838 |
|
new ThreadPoolExecutor(2, 2, |
1839 |
|
LONG_DELAY_MS, MILLISECONDS, |
1840 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1841 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1842 |
< |
l.add(new StringTask()); |
1843 |
< |
l.add(null); |
1844 |
< |
try { |
1845 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1846 |
< |
shouldThrow(); |
1847 |
< |
} catch (NullPointerException success) { |
1848 |
< |
} finally { |
1876 |
< |
joinPool(e); |
1841 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1842 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1843 |
> |
l.add(new StringTask()); |
1844 |
> |
l.add(null); |
1845 |
> |
try { |
1846 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
1847 |
> |
shouldThrow(); |
1848 |
> |
} catch (NullPointerException success) {} |
1849 |
|
} |
1850 |
|
} |
1851 |
|
|
1853 |
|
* get of element of invokeAll(c) throws exception on failed task |
1854 |
|
*/ |
1855 |
|
public void testTimedInvokeAll4() throws Exception { |
1856 |
< |
ExecutorService e = |
1856 |
> |
final ExecutorService e = |
1857 |
|
new ThreadPoolExecutor(2, 2, |
1858 |
|
LONG_DELAY_MS, MILLISECONDS, |
1859 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1860 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1861 |
< |
l.add(new NPETask()); |
1862 |
< |
List<Future<String>> futures = |
1863 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1864 |
< |
assertEquals(1, futures.size()); |
1865 |
< |
try { |
1866 |
< |
futures.get(0).get(); |
1867 |
< |
shouldThrow(); |
1868 |
< |
} catch (ExecutionException success) { |
1869 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1870 |
< |
} finally { |
1871 |
< |
joinPool(e); |
1860 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1861 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1862 |
> |
l.add(new NPETask()); |
1863 |
> |
List<Future<String>> futures = |
1864 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1865 |
> |
assertEquals(1, futures.size()); |
1866 |
> |
try { |
1867 |
> |
futures.get(0).get(); |
1868 |
> |
shouldThrow(); |
1869 |
> |
} catch (ExecutionException success) { |
1870 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1871 |
> |
} |
1872 |
|
} |
1873 |
|
} |
1874 |
|
|
1876 |
|
* timed invokeAll(c) returns results of all completed tasks |
1877 |
|
*/ |
1878 |
|
public void testTimedInvokeAll5() throws Exception { |
1879 |
< |
ExecutorService e = |
1879 |
> |
final ExecutorService e = |
1880 |
|
new ThreadPoolExecutor(2, 2, |
1881 |
|
LONG_DELAY_MS, MILLISECONDS, |
1882 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1883 |
< |
try { |
1884 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1883 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1884 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1885 |
|
l.add(new StringTask()); |
1886 |
|
l.add(new StringTask()); |
1887 |
|
List<Future<String>> futures = |
1889 |
|
assertEquals(2, futures.size()); |
1890 |
|
for (Future<String> future : futures) |
1891 |
|
assertSame(TEST_STRING, future.get()); |
1920 |
– |
} finally { |
1921 |
– |
joinPool(e); |
1892 |
|
} |
1893 |
|
} |
1894 |
|
|
1896 |
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1897 |
|
*/ |
1898 |
|
public void testTimedInvokeAll6() throws Exception { |
1899 |
< |
ExecutorService e = |
1900 |
< |
new ThreadPoolExecutor(2, 2, |
1901 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1902 |
< |
new ArrayBlockingQueue<Runnable>(10)); |
1903 |
< |
try { |
1904 |
< |
for (long timeout = timeoutMillis();;) { |
1899 |
> |
for (long timeout = timeoutMillis();;) { |
1900 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1901 |
> |
final Callable<String> waiter = new CheckedCallable<String>() { |
1902 |
> |
public String realCall() { |
1903 |
> |
try { done.await(LONG_DELAY_MS, MILLISECONDS); } |
1904 |
> |
catch (InterruptedException ok) {} |
1905 |
> |
return "1"; }}; |
1906 |
> |
final ExecutorService p = |
1907 |
> |
new ThreadPoolExecutor(2, 2, |
1908 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1909 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1910 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1911 |
|
List<Callable<String>> tasks = new ArrayList<>(); |
1912 |
|
tasks.add(new StringTask("0")); |
1913 |
< |
tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING)); |
1913 |
> |
tasks.add(waiter); |
1914 |
|
tasks.add(new StringTask("2")); |
1915 |
|
long startTime = System.nanoTime(); |
1916 |
|
List<Future<String>> futures = |
1917 |
< |
e.invokeAll(tasks, timeout, MILLISECONDS); |
1917 |
> |
p.invokeAll(tasks, timeout, MILLISECONDS); |
1918 |
|
assertEquals(tasks.size(), futures.size()); |
1919 |
|
assertTrue(millisElapsedSince(startTime) >= timeout); |
1920 |
|
for (Future future : futures) |
1930 |
|
fail("expected exactly one task to be cancelled"); |
1931 |
|
} |
1932 |
|
} |
1957 |
– |
} finally { |
1958 |
– |
joinPool(e); |
1933 |
|
} |
1934 |
|
} |
1935 |
|
|
1943 |
|
LONG_DELAY_MS, MILLISECONDS, |
1944 |
|
new LinkedBlockingQueue<Runnable>(), |
1945 |
|
new FailingThreadFactory()); |
1946 |
< |
try { |
1946 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1947 |
|
final int TASKS = 100; |
1948 |
|
final CountDownLatch done = new CountDownLatch(TASKS); |
1949 |
|
for (int k = 0; k < TASKS; ++k) |
1951 |
|
public void realRun() { |
1952 |
|
done.countDown(); |
1953 |
|
}}); |
1954 |
< |
assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
1981 |
< |
} finally { |
1982 |
< |
joinPool(e); |
1954 |
> |
await(done); |
1955 |
|
} |
1956 |
|
} |
1957 |
|
|
1963 |
|
new ThreadPoolExecutor(2, 2, |
1964 |
|
1000, MILLISECONDS, |
1965 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1966 |
< |
assertFalse(p.allowsCoreThreadTimeOut()); |
1967 |
< |
joinPool(p); |
1966 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1967 |
> |
assertFalse(p.allowsCoreThreadTimeOut()); |
1968 |
> |
} |
1969 |
|
} |
1970 |
|
|
1971 |
|
/** |
1977 |
|
new ThreadPoolExecutor(2, 10, |
1978 |
|
keepAliveTime, MILLISECONDS, |
1979 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1980 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1981 |
< |
try { |
1980 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1981 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1982 |
|
p.allowCoreThreadTimeOut(true); |
1983 |
|
p.execute(new CheckedRunnable() { |
1984 |
|
public void realRun() { |
1993 |
|
Thread.yield(); |
1994 |
|
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1995 |
|
assertEquals(0, p.getPoolSize()); |
2023 |
– |
} finally { |
2024 |
– |
joinPool(p); |
1996 |
|
} |
1997 |
|
} |
1998 |
|
|
2005 |
|
new ThreadPoolExecutor(2, 10, |
2006 |
|
keepAliveTime, MILLISECONDS, |
2007 |
|
new ArrayBlockingQueue<Runnable>(10)); |
2008 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
2009 |
< |
try { |
2008 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
2009 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
2010 |
|
p.allowCoreThreadTimeOut(false); |
2011 |
|
p.execute(new CheckedRunnable() { |
2012 |
|
public void realRun() throws InterruptedException { |
2015 |
|
}}); |
2016 |
|
delay(2 * keepAliveTime); |
2017 |
|
assertTrue(p.getPoolSize() >= 1); |
2047 |
– |
} finally { |
2048 |
– |
joinPool(p); |
2018 |
|
} |
2019 |
|
} |
2020 |
|
|
2033 |
|
new ThreadPoolExecutor(1, 30, |
2034 |
|
60, SECONDS, |
2035 |
|
new ArrayBlockingQueue(30)); |
2036 |
< |
try { |
2036 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
2037 |
|
for (int i = 0; i < nTasks; ++i) { |
2038 |
|
for (;;) { |
2039 |
|
try { |
2044 |
|
} |
2045 |
|
} |
2046 |
|
// enough time to run all tasks |
2047 |
< |
assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS)); |
2079 |
< |
} finally { |
2080 |
< |
joinPool(p); |
2047 |
> |
await(done, nTasks * SHORT_DELAY_MS); |
2048 |
|
} |
2049 |
|
} |
2050 |
|
|
2052 |
|
* get(cancelled task) throws CancellationException |
2053 |
|
*/ |
2054 |
|
public void testGet_cancelled() throws Exception { |
2055 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
2056 |
|
final ExecutorService e = |
2057 |
|
new ThreadPoolExecutor(1, 1, |
2058 |
|
LONG_DELAY_MS, MILLISECONDS, |
2059 |
|
new LinkedBlockingQueue<Runnable>()); |
2060 |
< |
try { |
2060 |
> |
try (PoolCleaner cleaner = cleaner(e, done)) { |
2061 |
|
final CountDownLatch blockerStarted = new CountDownLatch(1); |
2094 |
– |
final CountDownLatch done = new CountDownLatch(1); |
2062 |
|
final List<Future<?>> futures = new ArrayList<>(); |
2063 |
|
for (int i = 0; i < 2; i++) { |
2064 |
|
Runnable r = new CheckedRunnable() { public void realRun() |
2068 |
|
}}; |
2069 |
|
futures.add(e.submit(r)); |
2070 |
|
} |
2071 |
< |
assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
2071 |
> |
await(blockerStarted); |
2072 |
|
for (Future<?> future : futures) future.cancel(false); |
2073 |
|
for (Future<?> future : futures) { |
2074 |
|
try { |
2082 |
|
assertTrue(future.isCancelled()); |
2083 |
|
assertTrue(future.isDone()); |
2084 |
|
} |
2118 |
– |
done.countDown(); |
2119 |
– |
} finally { |
2120 |
– |
joinPool(e); |
2085 |
|
} |
2086 |
|
} |
2087 |
|
|
2088 |
+ |
/** Directly test simple ThreadPoolExecutor RejectedExecutionHandlers. */ |
2089 |
+ |
public void testStandardRejectedExecutionHandlers() { |
2090 |
+ |
final ThreadPoolExecutor p = |
2091 |
+ |
new ThreadPoolExecutor(1, 1, 1, SECONDS, |
2092 |
+ |
new ArrayBlockingQueue<Runnable>(1)); |
2093 |
+ |
final AtomicReference<Thread> thread = new AtomicReference<>(); |
2094 |
+ |
final Runnable r = new Runnable() { public void run() { |
2095 |
+ |
thread.set(Thread.currentThread()); }}; |
2096 |
+ |
|
2097 |
+ |
try { |
2098 |
+ |
new AbortPolicy().rejectedExecution(r, p); |
2099 |
+ |
shouldThrow(); |
2100 |
+ |
} catch (RejectedExecutionException success) {} |
2101 |
+ |
assertNull(thread.get()); |
2102 |
+ |
|
2103 |
+ |
new DiscardPolicy().rejectedExecution(r, p); |
2104 |
+ |
assertNull(thread.get()); |
2105 |
+ |
|
2106 |
+ |
new CallerRunsPolicy().rejectedExecution(r, p); |
2107 |
+ |
assertSame(Thread.currentThread(), thread.get()); |
2108 |
+ |
|
2109 |
+ |
// check that pool was not perturbed by handlers |
2110 |
+ |
assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy); |
2111 |
+ |
assertEquals(0, p.getTaskCount()); |
2112 |
+ |
assertTrue(p.getQueue().isEmpty()); |
2113 |
+ |
} |
2114 |
+ |
|
2115 |
|
} |