1 |
/* |
2 |
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
* Expert Group and released to the public domain, as explained at |
4 |
* http://creativecommons.org/licenses/publicdomain |
5 |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
* Pat Fisher, Mike Judd. |
7 |
*/ |
8 |
|
9 |
|
10 |
import junit.framework.*; |
11 |
import java.util.*; |
12 |
import java.util.concurrent.*; |
13 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
14 |
import java.math.BigInteger; |
15 |
import java.security.*; |
16 |
|
17 |
public class AbstractExecutorServiceTest extends JSR166TestCase { |
18 |
public static void main(String[] args) { |
19 |
junit.textui.TestRunner.run(suite()); |
20 |
} |
21 |
public static Test suite() { |
22 |
return new TestSuite(AbstractExecutorServiceTest.class); |
23 |
} |
24 |
|
25 |
/** |
26 |
* A no-frills implementation of AbstractExecutorService, designed |
27 |
* to test the submit methods only. |
28 |
*/ |
29 |
static class DirectExecutorService extends AbstractExecutorService { |
30 |
public void execute(Runnable r) { r.run(); } |
31 |
public void shutdown() { shutdown = true; } |
32 |
public List<Runnable> shutdownNow() { shutdown = true; return Collections.EMPTY_LIST; } |
33 |
public boolean isShutdown() { return shutdown; } |
34 |
public boolean isTerminated() { return isShutdown(); } |
35 |
public boolean awaitTermination(long timeout, TimeUnit unit) { return isShutdown(); } |
36 |
private volatile boolean shutdown = false; |
37 |
} |
38 |
|
39 |
/** |
40 |
* execute(runnable) runs it to completion |
41 |
*/ |
42 |
public void testExecuteRunnable() throws Exception { |
43 |
ExecutorService e = new DirectExecutorService(); |
44 |
TrackedShortRunnable task = new TrackedShortRunnable(); |
45 |
assertFalse(task.done); |
46 |
Future<?> future = e.submit(task); |
47 |
future.get(); |
48 |
assertTrue(task.done); |
49 |
} |
50 |
|
51 |
|
52 |
/** |
53 |
* Completed submit(callable) returns result |
54 |
*/ |
55 |
public void testSubmitCallable() throws Exception { |
56 |
ExecutorService e = new DirectExecutorService(); |
57 |
Future<String> future = e.submit(new StringTask()); |
58 |
String result = future.get(); |
59 |
assertSame(TEST_STRING, result); |
60 |
} |
61 |
|
62 |
/** |
63 |
* Completed submit(runnable) returns successfully |
64 |
*/ |
65 |
public void testSubmitRunnable() throws Exception { |
66 |
ExecutorService e = new DirectExecutorService(); |
67 |
Future<?> future = e.submit(new NoOpRunnable()); |
68 |
future.get(); |
69 |
assertTrue(future.isDone()); |
70 |
} |
71 |
|
72 |
/** |
73 |
* Completed submit(runnable, result) returns result |
74 |
*/ |
75 |
public void testSubmitRunnable2() throws Exception { |
76 |
ExecutorService e = new DirectExecutorService(); |
77 |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
78 |
String result = future.get(); |
79 |
assertSame(TEST_STRING, result); |
80 |
} |
81 |
|
82 |
|
83 |
/** |
84 |
* A submitted privileged action runs to completion |
85 |
*/ |
86 |
public void testSubmitPrivilegedAction() throws Exception { |
87 |
Runnable r = new CheckedRunnable() { |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
90 |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
91 |
public Object run() { |
92 |
return TEST_STRING; |
93 |
}})); |
94 |
|
95 |
assertSame(TEST_STRING, future.get()); |
96 |
}}; |
97 |
|
98 |
runWithPermissions(r, |
99 |
new RuntimePermission("getClassLoader"), |
100 |
new RuntimePermission("setContextClassLoader"), |
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new RuntimePermission("modifyThread")); |
102 |
} |
103 |
|
104 |
/** |
105 |
* A submitted privileged exception action runs to completion |
106 |
*/ |
107 |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
108 |
Runnable r = new CheckedRunnable() { |
109 |
public void realRun() throws Exception { |
110 |
ExecutorService e = new DirectExecutorService(); |
111 |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
112 |
public Object run() { |
113 |
return TEST_STRING; |
114 |
}})); |
115 |
|
116 |
assertSame(TEST_STRING, future.get()); |
117 |
}}; |
118 |
|
119 |
runWithPermissions(r); |
120 |
} |
121 |
|
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/** |
123 |
* A submitted failed privileged exception action reports exception |
124 |
*/ |
125 |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
126 |
Runnable r = new CheckedRunnable() { |
127 |
public void realRun() throws Exception { |
128 |
ExecutorService e = new DirectExecutorService(); |
129 |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
130 |
public Object run() throws Exception { |
131 |
throw new IndexOutOfBoundsException(); |
132 |
}})); |
133 |
|
134 |
try { |
135 |
future.get(); |
136 |
shouldThrow(); |
137 |
} catch (ExecutionException success) { |
138 |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
139 |
}}}; |
140 |
|
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runWithPermissions(r); |
142 |
} |
143 |
|
144 |
/** |
145 |
* execute(null runnable) throws NPE |
146 |
*/ |
147 |
public void testExecuteNullRunnable() { |
148 |
try { |
149 |
ExecutorService e = new DirectExecutorService(); |
150 |
e.submit((Runnable) null); |
151 |
shouldThrow(); |
152 |
} catch (NullPointerException success) {} |
153 |
} |
154 |
|
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|
156 |
/** |
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* submit(null callable) throws NPE |
158 |
*/ |
159 |
public void testSubmitNullCallable() { |
160 |
try { |
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ExecutorService e = new DirectExecutorService(); |
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e.submit((Callable) null); |
163 |
shouldThrow(); |
164 |
} catch (NullPointerException success) {} |
165 |
} |
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|
167 |
/** |
168 |
* submit(runnable) throws RejectedExecutionException if |
169 |
* executor is saturated. |
170 |
*/ |
171 |
public void testExecute1() { |
172 |
ThreadPoolExecutor p = |
173 |
new ThreadPoolExecutor(1, 1, |
174 |
60, TimeUnit.SECONDS, |
175 |
new ArrayBlockingQueue<Runnable>(1)); |
176 |
try { |
177 |
for (int i = 0; i < 2; ++i) |
178 |
p.submit(new MediumRunnable()); |
179 |
for (int i = 0; i < 2; ++i) { |
180 |
try { |
181 |
p.submit(new MediumRunnable()); |
182 |
shouldThrow(); |
183 |
} catch (RejectedExecutionException success) {} |
184 |
} |
185 |
} finally { |
186 |
joinPool(p); |
187 |
} |
188 |
} |
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|
190 |
/** |
191 |
* submit(callable) throws RejectedExecutionException |
192 |
* if executor is saturated. |
193 |
*/ |
194 |
public void testExecute2() { |
195 |
ThreadPoolExecutor p = |
196 |
new ThreadPoolExecutor(1, 1, |
197 |
60, TimeUnit.SECONDS, |
198 |
new ArrayBlockingQueue<Runnable>(1)); |
199 |
try { |
200 |
for (int i = 0; i < 2; ++i) |
201 |
p.submit(new MediumRunnable()); |
202 |
for (int i = 0; i < 2; ++i) { |
203 |
try { |
204 |
p.submit(new SmallCallable()); |
205 |
shouldThrow(); |
206 |
} catch (RejectedExecutionException success) {} |
207 |
} |
208 |
} finally { |
209 |
joinPool(p); |
210 |
} |
211 |
} |
212 |
|
213 |
|
214 |
/** |
215 |
* submit(callable).get() throws InterruptedException if interrupted |
216 |
*/ |
217 |
public void testInterruptedSubmit() throws InterruptedException { |
218 |
final CountDownLatch submitted = new CountDownLatch(1); |
219 |
final CountDownLatch quittingTime = new CountDownLatch(1); |
220 |
final ExecutorService p |
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= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
222 |
new ArrayBlockingQueue<Runnable>(10)); |
223 |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
224 |
public Void realCall() throws InterruptedException { |
225 |
quittingTime.await(); |
226 |
return null; |
227 |
}}; |
228 |
try { |
229 |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
230 |
public void realRun() throws Exception { |
231 |
Future<Void> future = p.submit(awaiter); |
232 |
submitted.countDown(); |
233 |
future.get(); |
234 |
}}); |
235 |
t.start(); |
236 |
submitted.await(); |
237 |
t.interrupt(); |
238 |
t.join(); |
239 |
} finally { |
240 |
quittingTime.countDown(); |
241 |
joinPool(p); |
242 |
} |
243 |
} |
244 |
|
245 |
/** |
246 |
* get of submitted callable throws InterruptedException if callable |
247 |
* interrupted |
248 |
*/ |
249 |
public void testSubmitIE() throws InterruptedException { |
250 |
final ThreadPoolExecutor p = |
251 |
new ThreadPoolExecutor(1, 1, |
252 |
60, TimeUnit.SECONDS, |
253 |
new ArrayBlockingQueue<Runnable>(10)); |
254 |
|
255 |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
256 |
public void realRun() throws Exception { |
257 |
p.submit(new SmallCallable()).get(); |
258 |
}}); |
259 |
|
260 |
t.start(); |
261 |
Thread.sleep(SHORT_DELAY_MS); |
262 |
t.interrupt(); |
263 |
t.join(); |
264 |
joinPool(p); |
265 |
} |
266 |
|
267 |
/** |
268 |
* get of submit(callable) throws ExecutionException if callable |
269 |
* throws exception |
270 |
*/ |
271 |
public void testSubmitEE() throws InterruptedException { |
272 |
ThreadPoolExecutor p = |
273 |
new ThreadPoolExecutor(1, 1, |
274 |
60, TimeUnit.SECONDS, |
275 |
new ArrayBlockingQueue<Runnable>(10)); |
276 |
|
277 |
Callable c = new Callable() { |
278 |
public Object call() { return 5/0; }}; |
279 |
|
280 |
try { |
281 |
p.submit(c).get(); |
282 |
shouldThrow(); |
283 |
} catch (ExecutionException success) { |
284 |
assertTrue(success.getCause() instanceof ArithmeticException); |
285 |
} |
286 |
joinPool(p); |
287 |
} |
288 |
|
289 |
/** |
290 |
* invokeAny(null) throws NPE |
291 |
*/ |
292 |
public void testInvokeAny1() |
293 |
throws InterruptedException, ExecutionException { |
294 |
ExecutorService e = new DirectExecutorService(); |
295 |
try { |
296 |
e.invokeAny(null); |
297 |
shouldThrow(); |
298 |
} catch (NullPointerException success) { |
299 |
} finally { |
300 |
joinPool(e); |
301 |
} |
302 |
} |
303 |
|
304 |
/** |
305 |
* invokeAny(empty collection) throws IAE |
306 |
*/ |
307 |
public void testInvokeAny2() |
308 |
throws InterruptedException, ExecutionException { |
309 |
ExecutorService e = new DirectExecutorService(); |
310 |
try { |
311 |
e.invokeAny(new ArrayList<Callable<String>>()); |
312 |
shouldThrow(); |
313 |
} catch (IllegalArgumentException success) { |
314 |
} finally { |
315 |
joinPool(e); |
316 |
} |
317 |
} |
318 |
|
319 |
/** |
320 |
* invokeAny(c) throws NPE if c has null elements |
321 |
*/ |
322 |
public void testInvokeAny3() throws Exception { |
323 |
ExecutorService e = new DirectExecutorService(); |
324 |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
325 |
l.add(new Callable<Integer>() { |
326 |
public Integer call() { return 5/0; }}); |
327 |
l.add(null); |
328 |
try { |
329 |
e.invokeAny(l); |
330 |
shouldThrow(); |
331 |
} catch (NullPointerException success) { |
332 |
} finally { |
333 |
joinPool(e); |
334 |
} |
335 |
} |
336 |
|
337 |
/** |
338 |
* invokeAny(c) throws ExecutionException if no task in c completes |
339 |
*/ |
340 |
public void testInvokeAny4() throws InterruptedException { |
341 |
ExecutorService e = new DirectExecutorService(); |
342 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
343 |
l.add(new NPETask()); |
344 |
try { |
345 |
e.invokeAny(l); |
346 |
shouldThrow(); |
347 |
} catch (ExecutionException success) { |
348 |
assertTrue(success.getCause() instanceof NullPointerException); |
349 |
} finally { |
350 |
joinPool(e); |
351 |
} |
352 |
} |
353 |
|
354 |
/** |
355 |
* invokeAny(c) returns result of some task in c if at least one completes |
356 |
*/ |
357 |
public void testInvokeAny5() throws Exception { |
358 |
ExecutorService e = new DirectExecutorService(); |
359 |
try { |
360 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
361 |
l.add(new StringTask()); |
362 |
l.add(new StringTask()); |
363 |
String result = e.invokeAny(l); |
364 |
assertSame(TEST_STRING, result); |
365 |
} finally { |
366 |
joinPool(e); |
367 |
} |
368 |
} |
369 |
|
370 |
/** |
371 |
* invokeAll(null) throws NPE |
372 |
*/ |
373 |
public void testInvokeAll1() throws InterruptedException { |
374 |
ExecutorService e = new DirectExecutorService(); |
375 |
try { |
376 |
e.invokeAll(null); |
377 |
shouldThrow(); |
378 |
} catch (NullPointerException success) { |
379 |
} finally { |
380 |
joinPool(e); |
381 |
} |
382 |
} |
383 |
|
384 |
/** |
385 |
* invokeAll(empty collection) returns empty collection |
386 |
*/ |
387 |
public void testInvokeAll2() throws InterruptedException { |
388 |
ExecutorService e = new DirectExecutorService(); |
389 |
try { |
390 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
391 |
assertTrue(r.isEmpty()); |
392 |
} finally { |
393 |
joinPool(e); |
394 |
} |
395 |
} |
396 |
|
397 |
/** |
398 |
* invokeAll(c) throws NPE if c has null elements |
399 |
*/ |
400 |
public void testInvokeAll3() throws InterruptedException { |
401 |
ExecutorService e = new DirectExecutorService(); |
402 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
403 |
l.add(new StringTask()); |
404 |
l.add(null); |
405 |
try { |
406 |
e.invokeAll(l); |
407 |
shouldThrow(); |
408 |
} catch (NullPointerException success) { |
409 |
} finally { |
410 |
joinPool(e); |
411 |
} |
412 |
} |
413 |
|
414 |
/** |
415 |
* get of returned element of invokeAll(c) throws exception on failed task |
416 |
*/ |
417 |
public void testInvokeAll4() throws Exception { |
418 |
ExecutorService e = new DirectExecutorService(); |
419 |
try { |
420 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
421 |
l.add(new NPETask()); |
422 |
List<Future<String>> futures = e.invokeAll(l); |
423 |
assertEquals(1, futures.size()); |
424 |
try { |
425 |
futures.get(0).get(); |
426 |
shouldThrow(); |
427 |
} catch (ExecutionException success) { |
428 |
assertTrue(success.getCause() instanceof NullPointerException); |
429 |
} |
430 |
} finally { |
431 |
joinPool(e); |
432 |
} |
433 |
} |
434 |
|
435 |
/** |
436 |
* invokeAll(c) returns results of all completed tasks in c |
437 |
*/ |
438 |
public void testInvokeAll5() throws Exception { |
439 |
ExecutorService e = new DirectExecutorService(); |
440 |
try { |
441 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
442 |
l.add(new StringTask()); |
443 |
l.add(new StringTask()); |
444 |
List<Future<String>> futures = e.invokeAll(l); |
445 |
assertEquals(2, futures.size()); |
446 |
for (Future<String> future : futures) |
447 |
assertSame(TEST_STRING, future.get()); |
448 |
} finally { |
449 |
joinPool(e); |
450 |
} |
451 |
} |
452 |
|
453 |
|
454 |
/** |
455 |
* timed invokeAny(null) throws NPE |
456 |
*/ |
457 |
public void testTimedInvokeAny1() throws Exception { |
458 |
ExecutorService e = new DirectExecutorService(); |
459 |
try { |
460 |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
461 |
shouldThrow(); |
462 |
} catch (NullPointerException success) { |
463 |
} finally { |
464 |
joinPool(e); |
465 |
} |
466 |
} |
467 |
|
468 |
/** |
469 |
* timed invokeAny(null time unit) throws NPE |
470 |
*/ |
471 |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
472 |
ExecutorService e = new DirectExecutorService(); |
473 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
474 |
l.add(new StringTask()); |
475 |
try { |
476 |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
477 |
shouldThrow(); |
478 |
} catch (NullPointerException success) { |
479 |
} finally { |
480 |
joinPool(e); |
481 |
} |
482 |
} |
483 |
|
484 |
/** |
485 |
* timed invokeAny(empty collection) throws IAE |
486 |
*/ |
487 |
public void testTimedInvokeAny2() throws Exception { |
488 |
ExecutorService e = new DirectExecutorService(); |
489 |
try { |
490 |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
491 |
shouldThrow(); |
492 |
} catch (IllegalArgumentException success) { |
493 |
} finally { |
494 |
joinPool(e); |
495 |
} |
496 |
} |
497 |
|
498 |
/** |
499 |
* timed invokeAny(c) throws NPE if c has null elements |
500 |
*/ |
501 |
public void testTimedInvokeAny3() throws Exception { |
502 |
ExecutorService e = new DirectExecutorService(); |
503 |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
504 |
l.add(new Callable<Integer>() { |
505 |
public Integer call() { return 5/0; }}); |
506 |
l.add(null); |
507 |
try { |
508 |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
509 |
shouldThrow(); |
510 |
} catch (NullPointerException success) { |
511 |
} finally { |
512 |
joinPool(e); |
513 |
} |
514 |
} |
515 |
|
516 |
/** |
517 |
* timed invokeAny(c) throws ExecutionException if no task completes |
518 |
*/ |
519 |
public void testTimedInvokeAny4() throws Exception { |
520 |
ExecutorService e = new DirectExecutorService(); |
521 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
522 |
l.add(new NPETask()); |
523 |
try { |
524 |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
525 |
shouldThrow(); |
526 |
} catch (ExecutionException success) { |
527 |
assertTrue(success.getCause() instanceof NullPointerException); |
528 |
} finally { |
529 |
joinPool(e); |
530 |
} |
531 |
} |
532 |
|
533 |
/** |
534 |
* timed invokeAny(c) returns result of some task in c |
535 |
*/ |
536 |
public void testTimedInvokeAny5() throws Exception { |
537 |
ExecutorService e = new DirectExecutorService(); |
538 |
try { |
539 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
540 |
l.add(new StringTask()); |
541 |
l.add(new StringTask()); |
542 |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
543 |
assertSame(TEST_STRING, result); |
544 |
} finally { |
545 |
joinPool(e); |
546 |
} |
547 |
} |
548 |
|
549 |
/** |
550 |
* timed invokeAll(null) throws NPE |
551 |
*/ |
552 |
public void testTimedInvokeAll1() throws InterruptedException { |
553 |
ExecutorService e = new DirectExecutorService(); |
554 |
try { |
555 |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
556 |
shouldThrow(); |
557 |
} catch (NullPointerException success) { |
558 |
} finally { |
559 |
joinPool(e); |
560 |
} |
561 |
} |
562 |
|
563 |
/** |
564 |
* timed invokeAll(null time unit) throws NPE |
565 |
*/ |
566 |
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
567 |
ExecutorService e = new DirectExecutorService(); |
568 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
569 |
l.add(new StringTask()); |
570 |
try { |
571 |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
572 |
shouldThrow(); |
573 |
} catch (NullPointerException success) { |
574 |
} finally { |
575 |
joinPool(e); |
576 |
} |
577 |
} |
578 |
|
579 |
/** |
580 |
* timed invokeAll(empty collection) returns empty collection |
581 |
*/ |
582 |
public void testTimedInvokeAll2() throws InterruptedException { |
583 |
ExecutorService e = new DirectExecutorService(); |
584 |
try { |
585 |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
586 |
assertTrue(r.isEmpty()); |
587 |
} finally { |
588 |
joinPool(e); |
589 |
} |
590 |
} |
591 |
|
592 |
/** |
593 |
* timed invokeAll(c) throws NPE if c has null elements |
594 |
*/ |
595 |
public void testTimedInvokeAll3() throws InterruptedException { |
596 |
ExecutorService e = new DirectExecutorService(); |
597 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
598 |
l.add(new StringTask()); |
599 |
l.add(null); |
600 |
try { |
601 |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
602 |
shouldThrow(); |
603 |
} catch (NullPointerException success) { |
604 |
} finally { |
605 |
joinPool(e); |
606 |
} |
607 |
} |
608 |
|
609 |
/** |
610 |
* get of returned element of invokeAll(c) throws exception on failed task |
611 |
*/ |
612 |
public void testTimedInvokeAll4() throws Exception { |
613 |
ExecutorService e = new DirectExecutorService(); |
614 |
try { |
615 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
616 |
l.add(new NPETask()); |
617 |
List<Future<String>> futures = |
618 |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
619 |
assertEquals(1, futures.size()); |
620 |
try { |
621 |
futures.get(0).get(); |
622 |
shouldThrow(); |
623 |
} catch (ExecutionException success) { |
624 |
assertTrue(success.getCause() instanceof NullPointerException); |
625 |
} |
626 |
} finally { |
627 |
joinPool(e); |
628 |
} |
629 |
} |
630 |
|
631 |
/** |
632 |
* timed invokeAll(c) returns results of all completed tasks in c |
633 |
*/ |
634 |
public void testTimedInvokeAll5() throws Exception { |
635 |
ExecutorService e = new DirectExecutorService(); |
636 |
try { |
637 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
638 |
l.add(new StringTask()); |
639 |
l.add(new StringTask()); |
640 |
List<Future<String>> futures = |
641 |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
642 |
assertEquals(2, futures.size()); |
643 |
for (Future<String> future : futures) |
644 |
assertSame(TEST_STRING, future.get()); |
645 |
} finally { |
646 |
joinPool(e); |
647 |
} |
648 |
} |
649 |
|
650 |
/** |
651 |
* timed invokeAll cancels tasks not completed by timeout |
652 |
*/ |
653 |
public void testTimedInvokeAll6() throws InterruptedException { |
654 |
ExecutorService e = new DirectExecutorService(); |
655 |
try { |
656 |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
657 |
l.add(new StringTask()); |
658 |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
659 |
l.add(new StringTask()); |
660 |
List<Future<String>> futures = |
661 |
e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS); |
662 |
assertEquals(3, futures.size()); |
663 |
Iterator<Future<String>> it = futures.iterator(); |
664 |
Future<String> f1 = it.next(); |
665 |
Future<String> f2 = it.next(); |
666 |
Future<String> f3 = it.next(); |
667 |
assertTrue(f1.isDone()); |
668 |
assertFalse(f1.isCancelled()); |
669 |
assertTrue(f2.isDone()); |
670 |
assertTrue(f3.isDone()); |
671 |
assertTrue(f3.isCancelled()); |
672 |
} finally { |
673 |
joinPool(e); |
674 |
} |
675 |
} |
676 |
|
677 |
} |