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.Collections; |
15 |
|
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; |
16 |
|
import java.util.concurrent.Callable; |
17 |
< |
import java.util.concurrent.Future; |
17 |
> |
import java.util.concurrent.CountDownLatch; |
18 |
|
import java.util.concurrent.ExecutionException; |
19 |
< |
import java.util.concurrent.CancellationException; |
20 |
< |
import java.util.concurrent.RejectedExecutionException; |
19 |
> |
import java.util.concurrent.Executors; |
20 |
> |
import java.util.concurrent.ExecutorService; |
21 |
|
import java.util.concurrent.ForkJoinPool; |
22 |
|
import java.util.concurrent.ForkJoinTask; |
23 |
|
import java.util.concurrent.ForkJoinWorkerThread; |
24 |
+ |
import java.util.concurrent.Future; |
25 |
|
import java.util.concurrent.RecursiveTask; |
26 |
< |
import java.util.concurrent.TimeUnit; |
26 |
> |
import java.util.concurrent.RejectedExecutionException; |
27 |
|
import java.util.concurrent.atomic.AtomicBoolean; |
28 |
+ |
import java.util.concurrent.atomic.AtomicInteger; |
29 |
|
import java.util.concurrent.locks.ReentrantLock; |
30 |
< |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
31 |
< |
import java.security.AccessControlException; |
32 |
< |
import java.security.Policy; |
30 |
< |
import java.security.PrivilegedAction; |
31 |
< |
import java.security.PrivilegedExceptionAction; |
30 |
> |
|
31 |
> |
import junit.framework.Test; |
32 |
> |
import junit.framework.TestSuite; |
33 |
|
|
34 |
|
public class ForkJoinPoolTest extends JSR166TestCase { |
35 |
|
public static void main(String[] args) { |
36 |
< |
junit.textui.TestRunner.run(suite()); |
36 |
> |
main(suite(), args); |
37 |
|
} |
38 |
|
|
39 |
|
public static Test suite() { |
40 |
|
return new TestSuite(ForkJoinPoolTest.class); |
41 |
|
} |
42 |
|
|
43 |
< |
/** |
43 |
> |
/* |
44 |
|
* Testing coverage notes: |
45 |
|
* |
46 |
|
* 1. shutdown and related methods are tested via super.joinPool. |
58 |
|
|
59 |
|
// Some classes to test extension and factory methods |
60 |
|
|
61 |
< |
static class MyHandler implements Thread.UncaughtExceptionHandler { |
61 |
< |
volatile int catches = 0; |
62 |
< |
public void uncaughtException(Thread t, Throwable e) { |
63 |
< |
++catches; |
64 |
< |
} |
65 |
< |
} |
61 |
> |
static class MyError extends Error {} |
62 |
|
|
63 |
|
// to test handlers |
64 |
|
static class FailingFJWSubclass extends ForkJoinWorkerThread { |
65 |
|
public FailingFJWSubclass(ForkJoinPool p) { super(p) ; } |
66 |
< |
protected void onStart() { super.onStart(); throw new Error(); } |
66 |
> |
protected void onStart() { super.onStart(); throw new MyError(); } |
67 |
|
} |
68 |
|
|
69 |
|
static class FailingThreadFactory |
70 |
|
implements ForkJoinPool.ForkJoinWorkerThreadFactory { |
71 |
< |
volatile int calls = 0; |
71 |
> |
final AtomicInteger calls = new AtomicInteger(0); |
72 |
|
public ForkJoinWorkerThread newThread(ForkJoinPool p) { |
73 |
< |
if (++calls > 1) return null; |
73 |
> |
if (calls.incrementAndGet() > 1) return null; |
74 |
|
return new FailingFJWSubclass(p); |
75 |
|
} |
76 |
|
} |
103 |
|
static final class FibTask extends RecursiveTask<Integer> { |
104 |
|
final int number; |
105 |
|
FibTask(int n) { number = n; } |
106 |
< |
public Integer compute() { |
106 |
> |
protected Integer compute() { |
107 |
|
int n = number; |
108 |
|
if (n <= 1) |
109 |
|
return n; |
110 |
|
FibTask f1 = new FibTask(n - 1); |
111 |
|
f1.fork(); |
112 |
< |
return (new FibTask(n - 2)).compute() + f1.join(); |
112 |
> |
return new FibTask(n - 2).compute() + f1.join(); |
113 |
|
} |
114 |
|
} |
115 |
|
|
131 |
|
this.locker = locker; |
132 |
|
this.lock = lock; |
133 |
|
} |
134 |
< |
public Integer compute() { |
134 |
> |
protected Integer compute() { |
135 |
|
int n; |
136 |
|
LockingFibTask f1 = null; |
137 |
|
LockingFibTask f2 = null; |
158 |
|
*/ |
159 |
|
public void testDefaultInitialState() { |
160 |
|
ForkJoinPool p = new ForkJoinPool(1); |
161 |
< |
try { |
161 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
162 |
|
assertSame(ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
163 |
|
p.getFactory()); |
164 |
|
assertFalse(p.getAsyncMode()); |
170 |
|
assertFalse(p.isShutdown()); |
171 |
|
assertFalse(p.isTerminating()); |
172 |
|
assertFalse(p.isTerminated()); |
177 |
– |
} finally { |
178 |
– |
joinPool(p); |
173 |
|
} |
174 |
|
} |
175 |
|
|
198 |
|
*/ |
199 |
|
public void testGetParallelism() { |
200 |
|
ForkJoinPool p = new ForkJoinPool(1); |
201 |
< |
try { |
201 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
202 |
|
assertEquals(1, p.getParallelism()); |
209 |
– |
} finally { |
210 |
– |
joinPool(p); |
203 |
|
} |
204 |
|
} |
205 |
|
|
207 |
|
* getPoolSize returns number of started workers. |
208 |
|
*/ |
209 |
|
public void testGetPoolSize() { |
210 |
< |
ForkJoinPool p = new ForkJoinPool(1); |
211 |
< |
try { |
210 |
> |
final CountDownLatch taskStarted = new CountDownLatch(1); |
211 |
> |
final CountDownLatch done = new CountDownLatch(1); |
212 |
> |
final ForkJoinPool p = new ForkJoinPool(1); |
213 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
214 |
|
assertEquals(0, p.getActiveThreadCount()); |
215 |
< |
Future<String> future = p.submit(new StringTask()); |
215 |
> |
final Runnable task = new CheckedRunnable() { |
216 |
> |
public void realRun() throws InterruptedException { |
217 |
> |
taskStarted.countDown(); |
218 |
> |
assertEquals(1, p.getPoolSize()); |
219 |
> |
assertEquals(1, p.getActiveThreadCount()); |
220 |
> |
await(done); |
221 |
> |
}}; |
222 |
> |
Future<?> future = p.submit(task); |
223 |
> |
await(taskStarted); |
224 |
|
assertEquals(1, p.getPoolSize()); |
225 |
< |
} finally { |
226 |
< |
joinPool(p); |
225 |
> |
assertEquals(1, p.getActiveThreadCount()); |
226 |
> |
done.countDown(); |
227 |
> |
} |
228 |
> |
assertEquals(0, p.getPoolSize()); |
229 |
> |
assertEquals(0, p.getActiveThreadCount()); |
230 |
> |
} |
231 |
> |
|
232 |
> |
/** |
233 |
> |
* awaitTermination on a non-shutdown pool times out |
234 |
> |
*/ |
235 |
> |
public void testAwaitTermination_timesOut() throws InterruptedException { |
236 |
> |
ForkJoinPool p = new ForkJoinPool(1); |
237 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
238 |
> |
assertFalse(p.isTerminated()); |
239 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
240 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
241 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
242 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
243 |
> |
assertFalse(p.awaitTermination(randomExpiredTimeout(), |
244 |
> |
randomTimeUnit())); |
245 |
> |
long timeoutNanos = 999999L; |
246 |
> |
long startTime = System.nanoTime(); |
247 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
248 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
249 |
> |
assertFalse(p.isTerminated()); |
250 |
> |
startTime = System.nanoTime(); |
251 |
> |
long timeoutMillis = timeoutMillis(); |
252 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
253 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
254 |
> |
assertFalse(p.isTerminated()); |
255 |
> |
p.shutdown(); |
256 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
257 |
> |
assertTrue(p.isTerminated()); |
258 |
|
} |
259 |
|
} |
260 |
|
|
266 |
|
*/ |
267 |
|
public void testSetUncaughtExceptionHandler() throws InterruptedException { |
268 |
|
final CountDownLatch uehInvoked = new CountDownLatch(1); |
269 |
< |
final Thread.UncaughtExceptionHandler eh = |
269 |
> |
final Thread.UncaughtExceptionHandler ueh = |
270 |
|
new Thread.UncaughtExceptionHandler() { |
271 |
|
public void uncaughtException(Thread t, Throwable e) { |
272 |
+ |
threadAssertTrue(e instanceof MyError); |
273 |
+ |
threadAssertTrue(t instanceof FailingFJWSubclass); |
274 |
|
uehInvoked.countDown(); |
275 |
|
}}; |
276 |
|
ForkJoinPool p = new ForkJoinPool(1, new FailingThreadFactory(), |
277 |
< |
eh, false); |
278 |
< |
try { |
279 |
< |
assertSame(eh, p.getUncaughtExceptionHandler()); |
277 |
> |
ueh, false); |
278 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
279 |
> |
assertSame(ueh, p.getUncaughtExceptionHandler()); |
280 |
|
try { |
281 |
|
p.execute(new FibTask(8)); |
282 |
< |
assertTrue(uehInvoked.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
283 |
< |
} catch (RejectedExecutionException ok) { |
282 |
> |
await(uehInvoked); |
283 |
> |
} finally { |
284 |
> |
p.shutdownNow(); // failure might have prevented processing task |
285 |
|
} |
250 |
– |
} finally { |
251 |
– |
p.shutdownNow(); // failure might have prevented processing task |
252 |
– |
joinPool(p); |
286 |
|
} |
287 |
|
} |
288 |
|
|
294 |
|
*/ |
295 |
|
public void testIsQuiescent() throws Exception { |
296 |
|
ForkJoinPool p = new ForkJoinPool(2); |
297 |
< |
try { |
297 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
298 |
|
assertTrue(p.isQuiescent()); |
299 |
|
long startTime = System.nanoTime(); |
300 |
|
FibTask f = new FibTask(20); |
303 |
|
p.getFactory()); |
304 |
|
while (! p.isQuiescent()) { |
305 |
|
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
306 |
< |
throw new AssertionFailedError("timed out"); |
306 |
> |
throw new AssertionError("timed out"); |
307 |
|
assertFalse(p.getAsyncMode()); |
308 |
|
assertFalse(p.isShutdown()); |
309 |
|
assertFalse(p.isTerminating()); |
313 |
|
|
314 |
|
assertTrue(p.isQuiescent()); |
315 |
|
assertFalse(p.getAsyncMode()); |
283 |
– |
assertEquals(0, p.getActiveThreadCount()); |
316 |
|
assertEquals(0, p.getQueuedTaskCount()); |
317 |
|
assertEquals(0, p.getQueuedSubmissionCount()); |
318 |
|
assertFalse(p.hasQueuedSubmissions()); |
319 |
+ |
while (p.getActiveThreadCount() != 0 |
320 |
+ |
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
321 |
+ |
Thread.yield(); |
322 |
|
assertFalse(p.isShutdown()); |
323 |
|
assertFalse(p.isTerminating()); |
324 |
|
assertFalse(p.isTerminated()); |
325 |
|
assertTrue(f.isDone()); |
326 |
|
assertEquals(6765, (int) f.get()); |
327 |
< |
} finally { |
293 |
< |
joinPool(p); |
327 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
328 |
|
} |
329 |
|
} |
330 |
|
|
333 |
|
*/ |
334 |
|
public void testSubmitForkJoinTask() throws Throwable { |
335 |
|
ForkJoinPool p = new ForkJoinPool(1); |
336 |
< |
try { |
336 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
337 |
|
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
338 |
|
assertEquals(21, (int) f.get()); |
305 |
– |
} finally { |
306 |
– |
joinPool(p); |
339 |
|
} |
340 |
|
} |
341 |
|
|
344 |
|
*/ |
345 |
|
public void testSubmitAfterShutdown() { |
346 |
|
ForkJoinPool p = new ForkJoinPool(1); |
347 |
< |
try { |
347 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
348 |
|
p.shutdown(); |
349 |
|
assertTrue(p.isShutdown()); |
350 |
|
try { |
351 |
< |
ForkJoinTask<Integer> f = p.submit(new FibTask(8)); |
351 |
> |
ForkJoinTask<Integer> unused = p.submit(new FibTask(8)); |
352 |
|
shouldThrow(); |
353 |
|
} catch (RejectedExecutionException success) {} |
322 |
– |
} finally { |
323 |
– |
joinPool(p); |
354 |
|
} |
355 |
|
} |
356 |
|
|
376 |
|
public void testPollSubmission() { |
377 |
|
final CountDownLatch done = new CountDownLatch(1); |
378 |
|
SubFJP p = new SubFJP(); |
379 |
< |
try { |
380 |
< |
ForkJoinTask a = p.submit(awaiter(done)); |
381 |
< |
ForkJoinTask b = p.submit(awaiter(done)); |
382 |
< |
ForkJoinTask c = p.submit(awaiter(done)); |
383 |
< |
ForkJoinTask r = p.pollSubmission(); |
379 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
380 |
> |
ForkJoinTask<?> a = p.submit(awaiter(done)); |
381 |
> |
ForkJoinTask<?> b = p.submit(awaiter(done)); |
382 |
> |
ForkJoinTask<?> c = p.submit(awaiter(done)); |
383 |
> |
ForkJoinTask<?> r = p.pollSubmission(); |
384 |
|
assertTrue(r == a || r == b || r == c); |
385 |
|
assertFalse(r.isDone()); |
356 |
– |
} finally { |
386 |
|
done.countDown(); |
358 |
– |
joinPool(p); |
387 |
|
} |
388 |
|
} |
389 |
|
|
393 |
|
public void testDrainTasksTo() { |
394 |
|
final CountDownLatch done = new CountDownLatch(1); |
395 |
|
SubFJP p = new SubFJP(); |
396 |
< |
try { |
397 |
< |
ForkJoinTask a = p.submit(awaiter(done)); |
398 |
< |
ForkJoinTask b = p.submit(awaiter(done)); |
399 |
< |
ForkJoinTask c = p.submit(awaiter(done)); |
400 |
< |
ArrayList<ForkJoinTask> al = new ArrayList(); |
396 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
397 |
> |
ForkJoinTask<?> a = p.submit(awaiter(done)); |
398 |
> |
ForkJoinTask<?> b = p.submit(awaiter(done)); |
399 |
> |
ForkJoinTask<?> c = p.submit(awaiter(done)); |
400 |
> |
ArrayList<ForkJoinTask<?>> al = new ArrayList<>(); |
401 |
|
p.drainTasksTo(al); |
402 |
|
assertTrue(al.size() > 0); |
403 |
< |
for (ForkJoinTask r : al) { |
403 |
> |
for (ForkJoinTask<?> r : al) { |
404 |
|
assertTrue(r == a || r == b || r == c); |
405 |
|
assertFalse(r.isDone()); |
406 |
|
} |
379 |
– |
} finally { |
407 |
|
done.countDown(); |
381 |
– |
joinPool(p); |
408 |
|
} |
409 |
|
} |
410 |
|
|
415 |
|
*/ |
416 |
|
public void testExecuteRunnable() throws Throwable { |
417 |
|
ExecutorService e = new ForkJoinPool(1); |
418 |
< |
try { |
418 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
419 |
|
final AtomicBoolean done = new AtomicBoolean(false); |
420 |
< |
CheckedRunnable task = new CheckedRunnable() { |
420 |
> |
Future<?> future = e.submit(new CheckedRunnable() { |
421 |
|
public void realRun() { |
422 |
|
done.set(true); |
423 |
< |
}}; |
398 |
< |
Future<?> future = e.submit(task); |
423 |
> |
}}); |
424 |
|
assertNull(future.get()); |
425 |
< |
assertNull(future.get(0, MILLISECONDS)); |
425 |
> |
assertNull(future.get(randomExpiredTimeout(), randomTimeUnit())); |
426 |
|
assertTrue(done.get()); |
427 |
|
assertTrue(future.isDone()); |
428 |
|
assertFalse(future.isCancelled()); |
404 |
– |
} finally { |
405 |
– |
joinPool(e); |
429 |
|
} |
430 |
|
} |
431 |
|
|
434 |
|
*/ |
435 |
|
public void testSubmitCallable() throws Throwable { |
436 |
|
ExecutorService e = new ForkJoinPool(1); |
437 |
< |
try { |
437 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
438 |
|
Future<String> future = e.submit(new StringTask()); |
439 |
|
assertSame(TEST_STRING, future.get()); |
440 |
|
assertTrue(future.isDone()); |
441 |
|
assertFalse(future.isCancelled()); |
419 |
– |
} finally { |
420 |
– |
joinPool(e); |
442 |
|
} |
443 |
|
} |
444 |
|
|
447 |
|
*/ |
448 |
|
public void testSubmitRunnable() throws Throwable { |
449 |
|
ExecutorService e = new ForkJoinPool(1); |
450 |
< |
try { |
450 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
451 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
452 |
|
assertNull(future.get()); |
453 |
|
assertTrue(future.isDone()); |
454 |
|
assertFalse(future.isCancelled()); |
434 |
– |
} finally { |
435 |
– |
joinPool(e); |
455 |
|
} |
456 |
|
} |
457 |
|
|
460 |
|
*/ |
461 |
|
public void testSubmitRunnable2() throws Throwable { |
462 |
|
ExecutorService e = new ForkJoinPool(1); |
463 |
< |
try { |
463 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
464 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
465 |
|
assertSame(TEST_STRING, future.get()); |
466 |
|
assertTrue(future.isDone()); |
467 |
|
assertFalse(future.isCancelled()); |
449 |
– |
} finally { |
450 |
– |
joinPool(e); |
468 |
|
} |
469 |
|
} |
470 |
|
|
472 |
|
* A submitted privileged action runs to completion |
473 |
|
*/ |
474 |
|
public void testSubmitPrivilegedAction() throws Exception { |
475 |
< |
final Callable callable = Executors.callable(new PrivilegedAction() { |
475 |
> |
final Callable<Object> callable = Executors.callable(new PrivilegedAction<Object>() { |
476 |
|
public Object run() { return TEST_STRING; }}); |
477 |
|
Runnable r = new CheckedRunnable() { |
478 |
|
public void realRun() throws Exception { |
479 |
|
ExecutorService e = new ForkJoinPool(1); |
480 |
< |
try { |
481 |
< |
Future future = e.submit(callable); |
480 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
481 |
> |
Future<Object> future = e.submit(callable); |
482 |
|
assertSame(TEST_STRING, future.get()); |
466 |
– |
} finally { |
467 |
– |
joinPool(e); |
483 |
|
} |
484 |
|
}}; |
485 |
|
|
490 |
|
* A submitted privileged exception action runs to completion |
491 |
|
*/ |
492 |
|
public void testSubmitPrivilegedExceptionAction() throws Exception { |
493 |
< |
final Callable callable = |
494 |
< |
Executors.callable(new PrivilegedExceptionAction() { |
493 |
> |
final Callable<Object> callable = |
494 |
> |
Executors.callable(new PrivilegedExceptionAction<Object>() { |
495 |
|
public Object run() { return TEST_STRING; }}); |
496 |
|
Runnable r = new CheckedRunnable() { |
497 |
|
public void realRun() throws Exception { |
498 |
|
ExecutorService e = new ForkJoinPool(1); |
499 |
< |
try { |
500 |
< |
Future future = e.submit(callable); |
499 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
500 |
> |
Future<Object> future = e.submit(callable); |
501 |
|
assertSame(TEST_STRING, future.get()); |
487 |
– |
} finally { |
488 |
– |
joinPool(e); |
502 |
|
} |
503 |
|
}}; |
504 |
|
|
509 |
|
* A submitted failed privileged exception action reports exception |
510 |
|
*/ |
511 |
|
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
512 |
< |
final Callable callable = |
513 |
< |
Executors.callable(new PrivilegedExceptionAction() { |
512 |
> |
final Callable<Object> callable = |
513 |
> |
Executors.callable(new PrivilegedExceptionAction<Object>() { |
514 |
|
public Object run() { throw new IndexOutOfBoundsException(); }}); |
515 |
|
Runnable r = new CheckedRunnable() { |
516 |
|
public void realRun() throws Exception { |
517 |
|
ExecutorService e = new ForkJoinPool(1); |
518 |
< |
try { |
519 |
< |
Future future = e.submit(callable); |
518 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
519 |
> |
Future<Object> future = e.submit(callable); |
520 |
|
try { |
521 |
|
future.get(); |
522 |
|
shouldThrow(); |
523 |
|
} catch (ExecutionException success) { |
524 |
|
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
525 |
|
} |
513 |
– |
} finally { |
514 |
– |
joinPool(e); |
526 |
|
} |
527 |
|
}}; |
528 |
|
|
534 |
|
*/ |
535 |
|
public void testExecuteNullRunnable() { |
536 |
|
ExecutorService e = new ForkJoinPool(1); |
537 |
< |
try { |
538 |
< |
Future<?> future = e.submit((Runnable) null); |
539 |
< |
shouldThrow(); |
540 |
< |
} catch (NullPointerException success) { |
541 |
< |
} finally { |
531 |
< |
joinPool(e); |
537 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
538 |
> |
try { |
539 |
> |
Future<?> unused = e.submit((Runnable) null); |
540 |
> |
shouldThrow(); |
541 |
> |
} catch (NullPointerException success) {} |
542 |
|
} |
543 |
|
} |
544 |
|
|
547 |
|
*/ |
548 |
|
public void testSubmitNullCallable() { |
549 |
|
ExecutorService e = new ForkJoinPool(1); |
550 |
< |
try { |
551 |
< |
Future<String> future = e.submit((Callable) null); |
552 |
< |
shouldThrow(); |
553 |
< |
} catch (NullPointerException success) { |
554 |
< |
} finally { |
545 |
< |
joinPool(e); |
550 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
551 |
> |
try { |
552 |
> |
Future<String> unused = e.submit((Callable<String>) null); |
553 |
> |
shouldThrow(); |
554 |
> |
} catch (NullPointerException success) {} |
555 |
|
} |
556 |
|
} |
557 |
|
|
561 |
|
public void testInterruptedSubmit() throws InterruptedException { |
562 |
|
final CountDownLatch submitted = new CountDownLatch(1); |
563 |
|
final CountDownLatch quittingTime = new CountDownLatch(1); |
564 |
< |
final ExecutorService p = new ForkJoinPool(1); |
556 |
< |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
564 |
> |
final Callable<Void> awaiter = new CheckedCallable<>() { |
565 |
|
public Void realCall() throws InterruptedException { |
566 |
< |
assertTrue(quittingTime.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
566 |
> |
assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS)); |
567 |
|
return null; |
568 |
|
}}; |
569 |
< |
try { |
569 |
> |
final ExecutorService p = new ForkJoinPool(1); |
570 |
> |
try (PoolCleaner cleaner = cleaner(p, quittingTime)) { |
571 |
|
Thread t = new Thread(new CheckedInterruptedRunnable() { |
572 |
|
public void realRun() throws Exception { |
573 |
|
Future<Void> future = p.submit(awaiter); |
575 |
|
future.get(); |
576 |
|
}}); |
577 |
|
t.start(); |
578 |
< |
assertTrue(submitted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
578 |
> |
await(submitted); |
579 |
|
t.interrupt(); |
580 |
< |
t.join(); |
572 |
< |
} finally { |
573 |
< |
quittingTime.countDown(); |
574 |
< |
joinPool(p); |
580 |
> |
awaitTermination(t); |
581 |
|
} |
582 |
|
} |
583 |
|
|
587 |
|
*/ |
588 |
|
public void testSubmitEE() throws Throwable { |
589 |
|
ForkJoinPool p = new ForkJoinPool(1); |
590 |
< |
try { |
591 |
< |
p.submit(new Callable() { |
592 |
< |
public Object call() { throw new ArithmeticException(); }}) |
593 |
< |
.get(); |
594 |
< |
shouldThrow(); |
595 |
< |
} catch (ExecutionException success) { |
596 |
< |
assertTrue(success.getCause() instanceof ArithmeticException); |
597 |
< |
} finally { |
598 |
< |
joinPool(p); |
590 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
591 |
> |
try { |
592 |
> |
p.submit(new Callable<Object>() { |
593 |
> |
public Object call() { throw new ArithmeticException(); }}) |
594 |
> |
.get(); |
595 |
> |
shouldThrow(); |
596 |
> |
} catch (ExecutionException success) { |
597 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
598 |
> |
} |
599 |
|
} |
600 |
|
} |
601 |
|
|
604 |
|
*/ |
605 |
|
public void testInvokeAny1() throws Throwable { |
606 |
|
ExecutorService e = new ForkJoinPool(1); |
607 |
< |
try { |
608 |
< |
e.invokeAny(null); |
609 |
< |
shouldThrow(); |
610 |
< |
} catch (NullPointerException success) { |
611 |
< |
} finally { |
606 |
< |
joinPool(e); |
607 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
608 |
> |
try { |
609 |
> |
e.invokeAny(null); |
610 |
> |
shouldThrow(); |
611 |
> |
} catch (NullPointerException success) {} |
612 |
|
} |
613 |
|
} |
614 |
|
|
617 |
|
*/ |
618 |
|
public void testInvokeAny2() throws Throwable { |
619 |
|
ExecutorService e = new ForkJoinPool(1); |
620 |
< |
try { |
621 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
622 |
< |
shouldThrow(); |
623 |
< |
} catch (IllegalArgumentException success) { |
624 |
< |
} finally { |
620 |
< |
joinPool(e); |
620 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
621 |
> |
try { |
622 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
623 |
> |
shouldThrow(); |
624 |
> |
} catch (IllegalArgumentException success) {} |
625 |
|
} |
626 |
|
} |
627 |
|
|
630 |
|
*/ |
631 |
|
public void testInvokeAny3() throws Throwable { |
632 |
|
ExecutorService e = new ForkJoinPool(1); |
633 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
634 |
< |
l.add(null); |
635 |
< |
try { |
636 |
< |
e.invokeAny(l); |
637 |
< |
shouldThrow(); |
638 |
< |
} catch (NullPointerException success) { |
639 |
< |
} finally { |
636 |
< |
joinPool(e); |
633 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
634 |
> |
List<Callable<String>> l = new ArrayList<>(); |
635 |
> |
l.add(null); |
636 |
> |
try { |
637 |
> |
e.invokeAny(l); |
638 |
> |
shouldThrow(); |
639 |
> |
} catch (NullPointerException success) {} |
640 |
|
} |
641 |
|
} |
642 |
|
|
646 |
|
public void testInvokeAny4() throws Throwable { |
647 |
|
CountDownLatch latch = new CountDownLatch(1); |
648 |
|
ExecutorService e = new ForkJoinPool(1); |
649 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
650 |
< |
l.add(latchAwaitingStringTask(latch)); |
651 |
< |
l.add(null); |
652 |
< |
try { |
653 |
< |
e.invokeAny(l); |
654 |
< |
shouldThrow(); |
655 |
< |
} catch (NullPointerException success) { |
656 |
< |
} finally { |
649 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
650 |
> |
List<Callable<String>> l = new ArrayList<>(); |
651 |
> |
l.add(latchAwaitingStringTask(latch)); |
652 |
> |
l.add(null); |
653 |
> |
try { |
654 |
> |
e.invokeAny(l); |
655 |
> |
shouldThrow(); |
656 |
> |
} catch (NullPointerException success) {} |
657 |
|
latch.countDown(); |
655 |
– |
joinPool(e); |
658 |
|
} |
659 |
|
} |
660 |
|
|
663 |
|
*/ |
664 |
|
public void testInvokeAny5() throws Throwable { |
665 |
|
ExecutorService e = new ForkJoinPool(1); |
666 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
667 |
< |
l.add(new NPETask()); |
668 |
< |
try { |
669 |
< |
e.invokeAny(l); |
670 |
< |
shouldThrow(); |
671 |
< |
} catch (ExecutionException success) { |
672 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
673 |
< |
} finally { |
674 |
< |
joinPool(e); |
666 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
667 |
> |
List<Callable<String>> l = new ArrayList<>(); |
668 |
> |
l.add(new NPETask()); |
669 |
> |
try { |
670 |
> |
e.invokeAny(l); |
671 |
> |
shouldThrow(); |
672 |
> |
} catch (ExecutionException success) { |
673 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
674 |
> |
} |
675 |
|
} |
676 |
|
} |
677 |
|
|
680 |
|
*/ |
681 |
|
public void testInvokeAny6() throws Throwable { |
682 |
|
ExecutorService e = new ForkJoinPool(1); |
683 |
< |
try { |
684 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
683 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
684 |
> |
List<Callable<String>> l = new ArrayList<>(); |
685 |
|
l.add(new StringTask()); |
686 |
|
l.add(new StringTask()); |
687 |
|
String result = e.invokeAny(l); |
688 |
|
assertSame(TEST_STRING, result); |
687 |
– |
} finally { |
688 |
– |
joinPool(e); |
689 |
|
} |
690 |
|
} |
691 |
|
|
694 |
|
*/ |
695 |
|
public void testInvokeAll1() throws Throwable { |
696 |
|
ExecutorService e = new ForkJoinPool(1); |
697 |
< |
try { |
698 |
< |
e.invokeAll(null); |
699 |
< |
shouldThrow(); |
700 |
< |
} catch (NullPointerException success) { |
701 |
< |
} finally { |
702 |
< |
joinPool(e); |
697 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
698 |
> |
try { |
699 |
> |
e.invokeAll(null); |
700 |
> |
shouldThrow(); |
701 |
> |
} catch (NullPointerException success) {} |
702 |
|
} |
703 |
|
} |
704 |
|
|
705 |
|
/** |
706 |
< |
* invokeAll(empty collection) returns empty collection |
706 |
> |
* invokeAll(empty collection) returns empty list |
707 |
|
*/ |
708 |
|
public void testInvokeAll2() throws InterruptedException { |
709 |
|
ExecutorService e = new ForkJoinPool(1); |
710 |
< |
try { |
711 |
< |
List<Future<String>> r |
712 |
< |
= e.invokeAll(new ArrayList<Callable<String>>()); |
710 |
> |
final Collection<Callable<String>> emptyCollection |
711 |
> |
= Collections.emptyList(); |
712 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
713 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
714 |
|
assertTrue(r.isEmpty()); |
715 |
– |
} finally { |
716 |
– |
joinPool(e); |
715 |
|
} |
716 |
|
} |
717 |
|
|
720 |
|
*/ |
721 |
|
public void testInvokeAll3() throws InterruptedException { |
722 |
|
ExecutorService e = new ForkJoinPool(1); |
723 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
724 |
< |
l.add(new StringTask()); |
725 |
< |
l.add(null); |
726 |
< |
try { |
727 |
< |
e.invokeAll(l); |
728 |
< |
shouldThrow(); |
729 |
< |
} catch (NullPointerException success) { |
730 |
< |
} finally { |
733 |
< |
joinPool(e); |
723 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
724 |
> |
List<Callable<String>> l = new ArrayList<>(); |
725 |
> |
l.add(new StringTask()); |
726 |
> |
l.add(null); |
727 |
> |
try { |
728 |
> |
e.invokeAll(l); |
729 |
> |
shouldThrow(); |
730 |
> |
} catch (NullPointerException success) {} |
731 |
|
} |
732 |
|
} |
733 |
|
|
737 |
|
*/ |
738 |
|
public void testInvokeAll4() throws Throwable { |
739 |
|
ExecutorService e = new ForkJoinPool(1); |
740 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
741 |
< |
l.add(new NPETask()); |
742 |
< |
List<Future<String>> futures = e.invokeAll(l); |
743 |
< |
assertEquals(1, futures.size()); |
744 |
< |
try { |
745 |
< |
futures.get(0).get(); |
746 |
< |
shouldThrow(); |
747 |
< |
} catch (ExecutionException success) { |
748 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
749 |
< |
} finally { |
750 |
< |
joinPool(e); |
740 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
741 |
> |
List<Callable<String>> l = new ArrayList<>(); |
742 |
> |
l.add(new NPETask()); |
743 |
> |
List<Future<String>> futures = e.invokeAll(l); |
744 |
> |
assertEquals(1, futures.size()); |
745 |
> |
try { |
746 |
> |
futures.get(0).get(); |
747 |
> |
shouldThrow(); |
748 |
> |
} catch (ExecutionException success) { |
749 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
750 |
> |
} |
751 |
|
} |
752 |
|
} |
753 |
|
|
756 |
|
*/ |
757 |
|
public void testInvokeAll5() throws Throwable { |
758 |
|
ExecutorService e = new ForkJoinPool(1); |
759 |
< |
try { |
760 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
759 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
760 |
> |
List<Callable<String>> l = new ArrayList<>(); |
761 |
|
l.add(new StringTask()); |
762 |
|
l.add(new StringTask()); |
763 |
|
List<Future<String>> futures = e.invokeAll(l); |
764 |
|
assertEquals(2, futures.size()); |
765 |
|
for (Future<String> future : futures) |
766 |
|
assertSame(TEST_STRING, future.get()); |
770 |
– |
} finally { |
771 |
– |
joinPool(e); |
767 |
|
} |
768 |
|
} |
769 |
|
|
772 |
|
*/ |
773 |
|
public void testTimedInvokeAny1() throws Throwable { |
774 |
|
ExecutorService e = new ForkJoinPool(1); |
775 |
< |
try { |
776 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
777 |
< |
shouldThrow(); |
778 |
< |
} catch (NullPointerException success) { |
779 |
< |
} finally { |
785 |
< |
joinPool(e); |
775 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
776 |
> |
try { |
777 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
778 |
> |
shouldThrow(); |
779 |
> |
} catch (NullPointerException success) {} |
780 |
|
} |
781 |
|
} |
782 |
|
|
785 |
|
*/ |
786 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Throwable { |
787 |
|
ExecutorService e = new ForkJoinPool(1); |
788 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
789 |
< |
l.add(new StringTask()); |
790 |
< |
try { |
791 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
792 |
< |
shouldThrow(); |
793 |
< |
} catch (NullPointerException success) { |
794 |
< |
} finally { |
801 |
< |
joinPool(e); |
788 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
789 |
> |
List<Callable<String>> l = new ArrayList<>(); |
790 |
> |
l.add(new StringTask()); |
791 |
> |
try { |
792 |
> |
e.invokeAny(l, randomTimeout(), null); |
793 |
> |
shouldThrow(); |
794 |
> |
} catch (NullPointerException success) {} |
795 |
|
} |
796 |
|
} |
797 |
|
|
800 |
|
*/ |
801 |
|
public void testTimedInvokeAny2() throws Throwable { |
802 |
|
ExecutorService e = new ForkJoinPool(1); |
803 |
< |
try { |
804 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), |
805 |
< |
MEDIUM_DELAY_MS, MILLISECONDS); |
806 |
< |
shouldThrow(); |
807 |
< |
} catch (IllegalArgumentException success) { |
808 |
< |
} finally { |
816 |
< |
joinPool(e); |
803 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
804 |
> |
try { |
805 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
806 |
> |
randomTimeout(), randomTimeUnit()); |
807 |
> |
shouldThrow(); |
808 |
> |
} catch (IllegalArgumentException success) {} |
809 |
|
} |
810 |
|
} |
811 |
|
|
815 |
|
public void testTimedInvokeAny3() throws Throwable { |
816 |
|
CountDownLatch latch = new CountDownLatch(1); |
817 |
|
ExecutorService e = new ForkJoinPool(1); |
818 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
819 |
< |
l.add(latchAwaitingStringTask(latch)); |
820 |
< |
l.add(null); |
821 |
< |
try { |
822 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
823 |
< |
shouldThrow(); |
824 |
< |
} catch (NullPointerException success) { |
825 |
< |
} finally { |
818 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
819 |
> |
List<Callable<String>> l = new ArrayList<>(); |
820 |
> |
l.add(latchAwaitingStringTask(latch)); |
821 |
> |
l.add(null); |
822 |
> |
try { |
823 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
824 |
> |
shouldThrow(); |
825 |
> |
} catch (NullPointerException success) {} |
826 |
|
latch.countDown(); |
835 |
– |
joinPool(e); |
827 |
|
} |
828 |
|
} |
829 |
|
|
832 |
|
*/ |
833 |
|
public void testTimedInvokeAny4() throws Throwable { |
834 |
|
ExecutorService e = new ForkJoinPool(1); |
835 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
836 |
< |
l.add(new NPETask()); |
837 |
< |
try { |
838 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
839 |
< |
shouldThrow(); |
840 |
< |
} catch (ExecutionException success) { |
841 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
842 |
< |
} finally { |
843 |
< |
joinPool(e); |
835 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
836 |
> |
long startTime = System.nanoTime(); |
837 |
> |
List<Callable<String>> l = new ArrayList<>(); |
838 |
> |
l.add(new NPETask()); |
839 |
> |
try { |
840 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
841 |
> |
shouldThrow(); |
842 |
> |
} catch (ExecutionException success) { |
843 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
844 |
> |
} |
845 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
846 |
|
} |
847 |
|
} |
848 |
|
|
851 |
|
*/ |
852 |
|
public void testTimedInvokeAny5() throws Throwable { |
853 |
|
ExecutorService e = new ForkJoinPool(1); |
854 |
< |
try { |
855 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
854 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
855 |
> |
long startTime = System.nanoTime(); |
856 |
> |
List<Callable<String>> l = new ArrayList<>(); |
857 |
|
l.add(new StringTask()); |
858 |
|
l.add(new StringTask()); |
859 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
859 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
860 |
|
assertSame(TEST_STRING, result); |
861 |
< |
} finally { |
868 |
< |
joinPool(e); |
861 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
862 |
|
} |
863 |
|
} |
864 |
|
|
867 |
|
*/ |
868 |
|
public void testTimedInvokeAll1() throws Throwable { |
869 |
|
ExecutorService e = new ForkJoinPool(1); |
870 |
< |
try { |
871 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
872 |
< |
shouldThrow(); |
873 |
< |
} catch (NullPointerException success) { |
874 |
< |
} finally { |
882 |
< |
joinPool(e); |
870 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
871 |
> |
try { |
872 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
873 |
> |
shouldThrow(); |
874 |
> |
} catch (NullPointerException success) {} |
875 |
|
} |
876 |
|
} |
877 |
|
|
880 |
|
*/ |
881 |
|
public void testTimedInvokeAllNullTimeUnit() throws Throwable { |
882 |
|
ExecutorService e = new ForkJoinPool(1); |
883 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
884 |
< |
l.add(new StringTask()); |
885 |
< |
try { |
886 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
887 |
< |
shouldThrow(); |
888 |
< |
} catch (NullPointerException success) { |
889 |
< |
} finally { |
898 |
< |
joinPool(e); |
883 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
884 |
> |
List<Callable<String>> l = new ArrayList<>(); |
885 |
> |
l.add(new StringTask()); |
886 |
> |
try { |
887 |
> |
e.invokeAll(l, randomTimeout(), null); |
888 |
> |
shouldThrow(); |
889 |
> |
} catch (NullPointerException success) {} |
890 |
|
} |
891 |
|
} |
892 |
|
|
893 |
|
/** |
894 |
< |
* timed invokeAll(empty collection) returns empty collection |
894 |
> |
* timed invokeAll(empty collection) returns empty list |
895 |
|
*/ |
896 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
897 |
|
ExecutorService e = new ForkJoinPool(1); |
898 |
< |
try { |
898 |
> |
final Collection<Callable<String>> emptyCollection |
899 |
> |
= Collections.emptyList(); |
900 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
901 |
|
List<Future<String>> r |
902 |
< |
= e.invokeAll(new ArrayList<Callable<String>>(), |
903 |
< |
MEDIUM_DELAY_MS, MILLISECONDS); |
902 |
> |
= e.invokeAll(emptyCollection, |
903 |
> |
randomTimeout(), randomTimeUnit()); |
904 |
|
assertTrue(r.isEmpty()); |
912 |
– |
} finally { |
913 |
– |
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 { |
930 |
< |
joinPool(e); |
913 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
914 |
> |
List<Callable<String>> l = new ArrayList<>(); |
915 |
> |
l.add(new StringTask()); |
916 |
> |
l.add(null); |
917 |
> |
try { |
918 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
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<>(); |
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 { |
950 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
948 |
> |
ForkJoinPool e = new ForkJoinPool(1); |
949 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
950 |
> |
List<Callable<String>> l = new ArrayList<>(); |
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()); |
968 |
– |
} finally { |
969 |
– |
joinPool(e); |
958 |
|
} |
959 |
|
} |
960 |
|
|