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Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.70 by jsr166, Sun Oct 4 02:33:09 2015 UTC vs.
Revision 1.100 by jsr166, Mon Jul 17 22:27:31 2017 UTC

#	Line 10 | Line 10 | import static java.util.concurrent.TimeU
10		import static java.util.concurrent.TimeUnit.SECONDS;
11
12		import java.util.ArrayList;
13	+	import java.util.Collection;
14	+	import java.util.Collections;
15		import java.util.List;
16		import java.util.concurrent.ArrayBlockingQueue;
17		import java.util.concurrent.BlockingQueue;
#	Line 17 | Line 19 | import java.util.concurrent.Callable;
19		import java.util.concurrent.CancellationException;
20		import java.util.concurrent.CountDownLatch;
21		import java.util.concurrent.ExecutionException;
20	–	import java.util.concurrent.Executors;
22		import java.util.concurrent.ExecutorService;
23		import java.util.concurrent.Future;
24		import java.util.concurrent.FutureTask;
25		import java.util.concurrent.LinkedBlockingQueue;
25	–	import java.util.concurrent.RejectedExecutionException;
26		import java.util.concurrent.RejectedExecutionHandler;
27		import java.util.concurrent.RunnableFuture;
28		import java.util.concurrent.SynchronousQueue;
29		import java.util.concurrent.ThreadFactory;
30	+	import java.util.concurrent.ThreadLocalRandom;
31		import java.util.concurrent.ThreadPoolExecutor;
32		import java.util.concurrent.TimeoutException;
33		import java.util.concurrent.TimeUnit;
#	Line 239 | Line 240 | public class ThreadPoolExecutorSubclassT
240		final Runnable task = new CheckedRunnable() {
241		public void realRun() { done.countDown(); }};
242		p.execute(task);
243	<	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
243	>	await(done);
244		}
245		}
246
#	Line 248 | Line 249 | public class ThreadPoolExecutorSubclassT
249		* thread becomes active
250		*/
251		public void testGetActiveCount() throws InterruptedException {
252	+	final CountDownLatch done = new CountDownLatch(1);
253		final ThreadPoolExecutor p =
254		new CustomTPE(2, 2,
255		LONG_DELAY_MS, MILLISECONDS,
256		new ArrayBlockingQueue<Runnable>(10));
257	<	try (PoolCleaner cleaner = cleaner(p)) {
257	>	try (PoolCleaner cleaner = cleaner(p, done)) {
258		final CountDownLatch threadStarted = new CountDownLatch(1);
257	–	final CountDownLatch done = new CountDownLatch(1);
259		assertEquals(0, p.getActiveCount());
260		p.execute(new CheckedRunnable() {
261		public void realRun() throws InterruptedException {
262		threadStarted.countDown();
263		assertEquals(1, p.getActiveCount());
264	<	done.await();
264	>	await(done);
265		}});
266	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
266	>	await(threadStarted);
267		assertEquals(1, p.getActiveCount());
267	–	done.countDown();
268		}
269		}
270
#	Line 272 | Line 272 | public class ThreadPoolExecutorSubclassT
272		* prestartCoreThread starts a thread if under corePoolSize, else doesn't
273		*/
274		public void testPrestartCoreThread() {
275	<	ThreadPoolExecutor p =
275	>	final ThreadPoolExecutor p =
276		new CustomTPE(2, 6,
277		LONG_DELAY_MS, MILLISECONDS,
278		new ArrayBlockingQueue<Runnable>(10));
#	Line 298 | Line 298 | public class ThreadPoolExecutorSubclassT
298		* prestartAllCoreThreads starts all corePoolSize threads
299		*/
300		public void testPrestartAllCoreThreads() {
301	<	ThreadPoolExecutor p =
301	>	final ThreadPoolExecutor p =
302		new CustomTPE(2, 6,
303		LONG_DELAY_MS, MILLISECONDS,
304		new ArrayBlockingQueue<Runnable>(10));
#	Line 334 | Line 334 | public class ThreadPoolExecutorSubclassT
334		public void realRun() throws InterruptedException {
335		threadStarted.countDown();
336		assertEquals(0, p.getCompletedTaskCount());
337	<	threadProceed.await();
337	>	await(threadProceed);
338		threadDone.countDown();
339		}});
340		await(threadStarted);
341		assertEquals(0, p.getCompletedTaskCount());
342		threadProceed.countDown();
343	<	threadDone.await();
343	>	await(threadDone);
344		long startTime = System.nanoTime();
345		while (p.getCompletedTaskCount() != 1) {
346		if (millisElapsedSince(startTime) > LONG_DELAY_MS)
#	Line 476 | Line 476 | public class ThreadPoolExecutorSubclassT
476		*/
477		public void testGetLargestPoolSize() throws InterruptedException {
478		final int THREADS = 3;
479	+	final CountDownLatch done = new CountDownLatch(1);
480		final ThreadPoolExecutor p =
481		new CustomTPE(THREADS, THREADS,
482		LONG_DELAY_MS, MILLISECONDS,
483		new ArrayBlockingQueue<Runnable>(10));
484	<	try (PoolCleaner cleaner = cleaner(p)) {
484	<	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
485	<	final CountDownLatch done = new CountDownLatch(1);
484	>	try (PoolCleaner cleaner = cleaner(p, done)) {
485		assertEquals(0, p.getLargestPoolSize());
486	+	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
487		for (int i = 0; i < THREADS; i++)
488		p.execute(new CheckedRunnable() {
489		public void realRun() throws InterruptedException {
490		threadsStarted.countDown();
491	<	done.await();
491	>	await(done);
492		assertEquals(THREADS, p.getLargestPoolSize());
493		}});
494	<	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
494	>	await(threadsStarted);
495		assertEquals(THREADS, p.getLargestPoolSize());
496	–	done.countDown();   // release pool
496		}
497		assertEquals(THREADS, p.getLargestPoolSize());
498		}
#	Line 521 | Line 520 | public class ThreadPoolExecutorSubclassT
520		* become active
521		*/
522		public void testGetPoolSize() throws InterruptedException {
523	+	final CountDownLatch done = new CountDownLatch(1);
524		final ThreadPoolExecutor p =
525		new CustomTPE(1, 1,
526		LONG_DELAY_MS, MILLISECONDS,
527		new ArrayBlockingQueue<Runnable>(10));
528	<	try (PoolCleaner cleaner = cleaner(p)) {
529	<	final CountDownLatch threadStarted = new CountDownLatch(1);
530	<	final CountDownLatch done = new CountDownLatch(1);
528	>	try (PoolCleaner cleaner = cleaner(p, done)) {
529		assertEquals(0, p.getPoolSize());
530	+	final CountDownLatch threadStarted = new CountDownLatch(1);
531		p.execute(new CheckedRunnable() {
532		public void realRun() throws InterruptedException {
533		threadStarted.countDown();
534		assertEquals(1, p.getPoolSize());
535	<	done.await();
535	>	await(done);
536		}});
537	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
537	>	await(threadStarted);
538		assertEquals(1, p.getPoolSize());
540	–	done.countDown();   // release pool
539		}
540		}
541
#	Line 545 | Line 543 | public class ThreadPoolExecutorSubclassT
543		* getTaskCount increases, but doesn't overestimate, when tasks submitted
544		*/
545		public void testGetTaskCount() throws InterruptedException {
546	+	final int TASKS = 3;
547	+	final CountDownLatch done = new CountDownLatch(1);
548		final ThreadPoolExecutor p =
549		new CustomTPE(1, 1,
550		LONG_DELAY_MS, MILLISECONDS,
551		new ArrayBlockingQueue<Runnable>(10));
552	<	try (PoolCleaner cleaner = cleaner(p)) {
552	>	try (PoolCleaner cleaner = cleaner(p, done)) {
553		final CountDownLatch threadStarted = new CountDownLatch(1);
554	–	final CountDownLatch done = new CountDownLatch(1);
554		assertEquals(0, p.getTaskCount());
555	+	assertEquals(0, p.getCompletedTaskCount());
556		p.execute(new CheckedRunnable() {
557		public void realRun() throws InterruptedException {
558		threadStarted.countDown();
559	<	assertEquals(1, p.getTaskCount());
560	<	done.await();
559	>	await(done);
560		}});
561	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
561	>	await(threadStarted);
562		assertEquals(1, p.getTaskCount());
563	<	done.countDown();
563	>	assertEquals(0, p.getCompletedTaskCount());
564	>	for (int i = 0; i < TASKS; i++) {
565	>	assertEquals(1 + i, p.getTaskCount());
566	>	p.execute(new CheckedRunnable() {
567	>	public void realRun() throws InterruptedException {
568	>	threadStarted.countDown();
569	>	assertEquals(1 + TASKS, p.getTaskCount());
570	>	await(done);
571	>	}});
572	>	}
573	>	assertEquals(1 + TASKS, p.getTaskCount());
574	>	assertEquals(0, p.getCompletedTaskCount());
575		}
576	+	assertEquals(1 + TASKS, p.getTaskCount());
577	+	assertEquals(1 + TASKS, p.getCompletedTaskCount());
578		}
579
580		/**
#	Line 596 | Line 608 | public class ThreadPoolExecutorSubclassT
608		public void realRun() throws InterruptedException {
609		assertFalse(p.isTerminating());
610		threadStarted.countDown();
611	<	done.await();
611	>	await(done);
612		}});
613	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
613	>	await(threadStarted);
614		assertFalse(p.isTerminating());
615		done.countDown();
616		try { p.shutdown(); } catch (SecurityException ok) { return; }
#	Line 624 | Line 636 | public class ThreadPoolExecutorSubclassT
636		public void realRun() throws InterruptedException {
637		assertFalse(p.isTerminating());
638		threadStarted.countDown();
639	<	done.await();
639	>	await(done);
640		}});
641	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
641	>	await(threadStarted);
642		assertFalse(p.isTerminating());
643		done.countDown();
644		try { p.shutdown(); } catch (SecurityException ok) { return; }
#	Line 640 | Line 652 | public class ThreadPoolExecutorSubclassT
652		* getQueue returns the work queue, which contains queued tasks
653		*/
654		public void testGetQueue() throws InterruptedException {
655	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
655	>	final CountDownLatch done = new CountDownLatch(1);
656	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
657		final ThreadPoolExecutor p =
658		new CustomTPE(1, 1,
659		LONG_DELAY_MS, MILLISECONDS,
660		q);
661	<	final CountDownLatch threadStarted = new CountDownLatch(1);
662	<	final CountDownLatch done = new CountDownLatch(1);
650	<	try {
661	>	try (PoolCleaner cleaner = cleaner(p, done)) {
662	>	final CountDownLatch threadStarted = new CountDownLatch(1);
663		FutureTask[] tasks = new FutureTask[5];
664		for (int i = 0; i < tasks.length; i++) {
665	<	Callable task = new CheckedCallable<Boolean>() {
665	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
666		public Boolean realCall() throws InterruptedException {
667		threadStarted.countDown();
668		assertSame(q, p.getQueue());
669	<	done.await();
669	>	await(done);
670		return Boolean.TRUE;
671		}};
672		tasks[i] = new FutureTask(task);
673		p.execute(tasks[i]);
674		}
675	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
675	>	await(threadStarted);
676		assertSame(q, p.getQueue());
677		assertFalse(q.contains(tasks[0]));
678		assertTrue(q.contains(tasks[tasks.length - 1]));
679		assertEquals(tasks.length - 1, q.size());
668	–	} finally {
669	–	done.countDown();
670	–	joinPool(p);
680		}
681		}
682
#	Line 675 | Line 684 | public class ThreadPoolExecutorSubclassT
684		* remove(task) removes queued task, and fails to remove active task
685		*/
686		public void testRemove() throws InterruptedException {
687	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
687	>	final CountDownLatch done = new CountDownLatch(1);
688	>	BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
689		final ThreadPoolExecutor p =
690		new CustomTPE(1, 1,
691		LONG_DELAY_MS, MILLISECONDS,
692		q);
693	<	Runnable[] tasks = new Runnable[6];
694	<	final CountDownLatch threadStarted = new CountDownLatch(1);
695	<	final CountDownLatch done = new CountDownLatch(1);
686	<	try {
693	>	try (PoolCleaner cleaner = cleaner(p, done)) {
694	>	Runnable[] tasks = new Runnable[6];
695	>	final CountDownLatch threadStarted = new CountDownLatch(1);
696		for (int i = 0; i < tasks.length; i++) {
697		tasks[i] = new CheckedRunnable() {
698	<	public void realRun() throws InterruptedException {
699	<	threadStarted.countDown();
700	<	done.await();
701	<	}};
698	>	public void realRun() throws InterruptedException {
699	>	threadStarted.countDown();
700	>	await(done);
701	>	}};
702		p.execute(tasks[i]);
703		}
704	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
704	>	await(threadStarted);
705		assertFalse(p.remove(tasks[0]));
706		assertTrue(q.contains(tasks[4]));
707		assertTrue(q.contains(tasks[3]));
#	Line 702 | Line 711 | public class ThreadPoolExecutorSubclassT
711		assertTrue(q.contains(tasks[3]));
712		assertTrue(p.remove(tasks[3]));
713		assertFalse(q.contains(tasks[3]));
705	–	} finally {
706	–	done.countDown();
707	–	joinPool(p);
714		}
715		}
716
#	Line 714 | Line 720 | public class ThreadPoolExecutorSubclassT
720		public void testPurge() throws InterruptedException {
721		final CountDownLatch threadStarted = new CountDownLatch(1);
722		final CountDownLatch done = new CountDownLatch(1);
723	<	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
723	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10);
724		final ThreadPoolExecutor p =
725		new CustomTPE(1, 1,
726		LONG_DELAY_MS, MILLISECONDS,
727		q);
728	<	FutureTask[] tasks = new FutureTask[5];
729	<	try {
728	>	try (PoolCleaner cleaner = cleaner(p, done)) {
729	>	FutureTask[] tasks = new FutureTask[5];
730		for (int i = 0; i < tasks.length; i++) {
731	<	Callable task = new CheckedCallable<Boolean>() {
731	>	Callable<Boolean> task = new CheckedCallable<Boolean>() {
732		public Boolean realCall() throws InterruptedException {
733		threadStarted.countDown();
734	<	done.await();
734	>	await(done);
735		return Boolean.TRUE;
736		}};
737		tasks[i] = new FutureTask(task);
738		p.execute(tasks[i]);
739		}
740	<	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
740	>	await(threadStarted);
741		assertEquals(tasks.length, p.getTaskCount());
742		assertEquals(tasks.length - 1, q.size());
743		assertEquals(1L, p.getActiveCount());
#	Line 744 | Line 750 | public class ThreadPoolExecutorSubclassT
750		p.purge();         // Nothing to do
751		assertEquals(tasks.length - 3, q.size());
752		assertEquals(tasks.length - 2, p.getTaskCount());
747	–	} finally {
748	–	done.countDown();
749	–	joinPool(p);
753		}
754		}
755
#	Line 758 | Line 761 | public class ThreadPoolExecutorSubclassT
761		final int poolSize = 2;
762		final int count = 5;
763		final AtomicInteger ran = new AtomicInteger(0);
764	<	ThreadPoolExecutor p =
765	<	new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
764	>	final ThreadPoolExecutor p =
765	>	new CustomTPE(poolSize, poolSize,
766	>	LONG_DELAY_MS, MILLISECONDS,
767		new ArrayBlockingQueue<Runnable>(10));
768	<	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
768	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
769		Runnable waiter = new CheckedRunnable() { public void realRun() {
770		threadsStarted.countDown();
771		try {
#	Line 771 | Line 775 | public class ThreadPoolExecutorSubclassT
775		}};
776		for (int i = 0; i < count; i++)
777		p.execute(waiter);
778	<	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
778	>	await(threadsStarted);
779		assertEquals(poolSize, p.getActiveCount());
780		assertEquals(0, p.getCompletedTaskCount());
781		final List<Runnable> queuedTasks;
#	Line 1127 | Line 1131 | public class ThreadPoolExecutorSubclassT
1131		}
1132
1133		/**
1134	<	* execute throws RejectedExecutionException if saturated.
1134	>	* Submitted tasks are rejected when saturated or shutdown
1135		*/
1136	<	public void testSaturatedExecute() {
1137	<	ThreadPoolExecutor p =
1136	>	public void testSubmittedTasksRejectedWhenSaturatedOrShutdown() throws InterruptedException {
1137	>	final ThreadPoolExecutor p =
1138		new CustomTPE(1, 1,
1139		LONG_DELAY_MS, MILLISECONDS,
1140		new ArrayBlockingQueue<Runnable>(1));
1141	+	final int saturatedSize = saturatedSize(p);
1142	+	final ThreadLocalRandom rnd = ThreadLocalRandom.current();
1143	+	final CountDownLatch threadsStarted = new CountDownLatch(p.getMaximumPoolSize());
1144		final CountDownLatch done = new CountDownLatch(1);
1145	<	try {
1146	<	Runnable task = new CheckedRunnable() {
1147	<	public void realRun() throws InterruptedException {
1145	>	final Runnable r = () -> {
1146	>	threadsStarted.countDown();
1147	>	for (;;) {
1148	>	try {
1149		done.await();
1150	<	}};
1151	<	for (int i = 0; i < 2; ++i)
1152	<	p.execute(task);
1153	<	for (int i = 0; i < 2; ++i) {
1150	>	return;
1151	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1152	>	}};
1153	>	final Callable<Boolean> c = () -> {
1154	>	threadsStarted.countDown();
1155	>	for (;;) {
1156		try {
1157	<	p.execute(task);
1158	<	shouldThrow();
1159	<	} catch (RejectedExecutionException success) {}
1160	<	assertTrue(p.getTaskCount() <= 2);
1157	>	done.await();
1158	>	return Boolean.TRUE;
1159	>	} catch (InterruptedException shutdownNowDeliberatelyIgnored) {}
1160	>	}};
1161	>	final boolean shutdownNow = rnd.nextBoolean();
1162	>
1163	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1164	>	// saturate
1165	>	for (int i = saturatedSize; i--> 0; ) {
1166	>	switch (rnd.nextInt(4)) {
1167	>	case 0: p.execute(r); break;
1168	>	case 1: assertFalse(p.submit(r).isDone()); break;
1169	>	case 2: assertFalse(p.submit(r, Boolean.TRUE).isDone()); break;
1170	>	case 3: assertFalse(p.submit(c).isDone()); break;
1171	>	}
1172		}
1152	–	} finally {
1153	–	done.countDown();
1154	–	joinPool(p);
1155	–	}
1156	–	}
1173
1174	<	/**
1175	<	* executor using CallerRunsPolicy runs task if saturated.
1176	<	*/
1177	<	public void testSaturatedExecute2() {
1178	<	RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1179	<	ThreadPoolExecutor p = new CustomTPE(1, 1,
1180	<	LONG_DELAY_MS, MILLISECONDS,
1181	<	new ArrayBlockingQueue<Runnable>(1),
1182	<	h);
1183	<	try {
1184	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1185	<	for (int i = 0; i < tasks.length; ++i)
1186	<	tasks[i] = new TrackedNoOpRunnable();
1187	<	TrackedLongRunnable mr = new TrackedLongRunnable();
1188	<	p.execute(mr);
1173	<	for (int i = 0; i < tasks.length; ++i)
1174	<	p.execute(tasks[i]);
1175	<	for (int i = 1; i < tasks.length; ++i)
1176	<	assertTrue(tasks[i].done);
1177	<	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1178	<	} finally {
1179	<	joinPool(p);
1174	>	await(threadsStarted);
1175	>	assertTaskSubmissionsAreRejected(p);
1176	>
1177	>	if (shutdownNow)
1178	>	p.shutdownNow();
1179	>	else
1180	>	p.shutdown();
1181	>	// Pool is shutdown, but not yet terminated
1182	>	assertTaskSubmissionsAreRejected(p);
1183	>	assertFalse(p.isTerminated());
1184	>
1185	>	done.countDown();   // release blocking tasks
1186	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
1187	>
1188	>	assertTaskSubmissionsAreRejected(p);
1189		}
1190	+	assertEquals(saturatedSize(p)
1191	+	- (shutdownNow ? p.getQueue().remainingCapacity() : 0),
1192	+	p.getCompletedTaskCount());
1193		}
1194
1195		/**
1196	<	* executor using DiscardPolicy drops task if saturated.
1196	>	* executor using DiscardOldestPolicy drops oldest task if saturated.
1197		*/
1198	<	public void testSaturatedExecute3() {
1199	<	RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1200	<	ThreadPoolExecutor p =
1198	>	public void testSaturatedExecute_DiscardOldestPolicy() {
1199	>	final CountDownLatch done = new CountDownLatch(1);
1200	>	LatchAwaiter r1 = awaiter(done);
1201	>	LatchAwaiter r2 = awaiter(done);
1202	>	LatchAwaiter r3 = awaiter(done);
1203	>	final ThreadPoolExecutor p =
1204		new CustomTPE(1, 1,
1205		LONG_DELAY_MS, MILLISECONDS,
1206		new ArrayBlockingQueue<Runnable>(1),
1207	<	h);
1208	<	try {
1209	<	TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1210	<	for (int i = 0; i < tasks.length; ++i)
1211	<	tasks[i] = new TrackedNoOpRunnable();
1212	<	p.execute(new TrackedLongRunnable());
1198	<	for (TrackedNoOpRunnable task : tasks)
1199	<	p.execute(task);
1200	<	for (TrackedNoOpRunnable task : tasks)
1201	<	assertFalse(task.done);
1202	<	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1203	<	} finally {
1204	<	joinPool(p);
1205	<	}
1206	<	}
1207	<
1208	<	/**
1209	<	* executor using DiscardOldestPolicy drops oldest task if saturated.
1210	<	*/
1211	<	public void testSaturatedExecute4() {
1212	<	RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy();
1213	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1214	<	try {
1215	<	p.execute(new TrackedLongRunnable());
1216	<	TrackedLongRunnable r2 = new TrackedLongRunnable();
1207	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1208	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1209	>	assertEquals(LatchAwaiter.NEW, r1.state);
1210	>	assertEquals(LatchAwaiter.NEW, r2.state);
1211	>	assertEquals(LatchAwaiter.NEW, r3.state);
1212	>	p.execute(r1);
1213		p.execute(r2);
1214		assertTrue(p.getQueue().contains(r2));
1219	–	TrackedNoOpRunnable r3 = new TrackedNoOpRunnable();
1215		p.execute(r3);
1216		assertFalse(p.getQueue().contains(r2));
1217		assertTrue(p.getQueue().contains(r3));
1223	–	try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1224	–	} finally {
1225	–	joinPool(p);
1226	–	}
1227	–	}
1228	–
1229	–	/**
1230	–	* execute throws RejectedExecutionException if shutdown
1231	–	*/
1232	–	public void testRejectedExecutionExceptionOnShutdown() {
1233	–	ThreadPoolExecutor p =
1234	–	new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1235	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1236	–	try {
1237	–	p.execute(new NoOpRunnable());
1238	–	shouldThrow();
1239	–	} catch (RejectedExecutionException success) {}
1240	–
1241	–	joinPool(p);
1242	–	}
1243	–
1244	–	/**
1245	–	* execute using CallerRunsPolicy drops task on shutdown
1246	–	*/
1247	–	public void testCallerRunsOnShutdown() {
1248	–	RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1249	–	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1250	–
1251	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1252	–	try {
1253	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1254	–	p.execute(r);
1255	–	assertFalse(r.done);
1256	–	} finally {
1257	–	joinPool(p);
1258	–	}
1259	–	}
1260	–
1261	–	/**
1262	–	* execute using DiscardPolicy drops task on shutdown
1263	–	*/
1264	–	public void testDiscardOnShutdown() {
1265	–	RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1266	–	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1267	–
1268	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1269	–	try {
1270	–	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1271	–	p.execute(r);
1272	–	assertFalse(r.done);
1273	–	} finally {
1274	–	joinPool(p);
1218		}
1219	+	assertEquals(LatchAwaiter.DONE, r1.state);
1220	+	assertEquals(LatchAwaiter.NEW, r2.state);
1221	+	assertEquals(LatchAwaiter.DONE, r3.state);
1222		}
1223
1224		/**
1225		* execute using DiscardOldestPolicy drops task on shutdown
1226		*/
1227		public void testDiscardOldestOnShutdown() {
1228	<	RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy();
1229	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1228	>	final ThreadPoolExecutor p =
1229	>	new CustomTPE(1, 1,
1230	>	LONG_DELAY_MS, MILLISECONDS,
1231	>	new ArrayBlockingQueue<Runnable>(1),
1232	>	new ThreadPoolExecutor.DiscardOldestPolicy());
1233
1234		try { p.shutdown(); } catch (SecurityException ok) { return; }
1235	<	try {
1235	>	try (PoolCleaner cleaner = cleaner(p)) {
1236		TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1237		p.execute(r);
1238		assertFalse(r.done);
1290	–	} finally {
1291	–	joinPool(p);
1239		}
1240		}
1241
1242		/**
1243	<	* execute(null) throws NPE
1243	>	* Submitting null tasks throws NullPointerException
1244		*/
1245	<	public void testExecuteNull() {
1246	<	ThreadPoolExecutor p =
1247	<	new CustomTPE(1, 2, 1L, SECONDS,
1245	>	public void testNullTaskSubmission() {
1246	>	final ThreadPoolExecutor p =
1247	>	new CustomTPE(1, 2,
1248	>	1L, SECONDS,
1249		new ArrayBlockingQueue<Runnable>(10));
1250	<	try {
1251	<	p.execute(null);
1252	<	shouldThrow();
1305	<	} catch (NullPointerException success) {}
1306	<
1307	<	joinPool(p);
1250	>	try (PoolCleaner cleaner = cleaner(p)) {
1251	>	assertNullTaskSubmissionThrowsNullPointerException(p);
1252	>	}
1253		}
1254
1255		/**
1256		* setCorePoolSize of negative value throws IllegalArgumentException
1257		*/
1258		public void testCorePoolSizeIllegalArgumentException() {
1259	<	ThreadPoolExecutor p =
1260	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1261	<	try {
1262	<	p.setCorePoolSize(-1);
1263	<	shouldThrow();
1264	<	} catch (IllegalArgumentException success) {
1265	<	} finally {
1266	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1259	>	final ThreadPoolExecutor p =
1260	>	new CustomTPE(1, 2,
1261	>	LONG_DELAY_MS, MILLISECONDS,
1262	>	new ArrayBlockingQueue<Runnable>(10));
1263	>	try (PoolCleaner cleaner = cleaner(p)) {
1264	>	try {
1265	>	p.setCorePoolSize(-1);
1266	>	shouldThrow();
1267	>	} catch (IllegalArgumentException success) {}
1268		}
1323	–	joinPool(p);
1269		}
1270
1271		/**
#	Line 1328 | Line 1273 | public class ThreadPoolExecutorSubclassT
1273		* if given a value less the core pool size
1274		*/
1275		public void testMaximumPoolSizeIllegalArgumentException() {
1276	<	ThreadPoolExecutor p =
1277	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1278	<	try {
1279	<	p.setMaximumPoolSize(1);
1280	<	shouldThrow();
1281	<	} catch (IllegalArgumentException success) {
1282	<	} finally {
1283	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1276	>	final ThreadPoolExecutor p =
1277	>	new CustomTPE(2, 3,
1278	>	LONG_DELAY_MS, MILLISECONDS,
1279	>	new ArrayBlockingQueue<Runnable>(10));
1280	>	try (PoolCleaner cleaner = cleaner(p)) {
1281	>	try {
1282	>	p.setMaximumPoolSize(1);
1283	>	shouldThrow();
1284	>	} catch (IllegalArgumentException success) {}
1285		}
1340	–	joinPool(p);
1286		}
1287
1288		/**
#	Line 1345 | Line 1290 | public class ThreadPoolExecutorSubclassT
1290		* if given a negative value
1291		*/
1292		public void testMaximumPoolSizeIllegalArgumentException2() {
1293	<	ThreadPoolExecutor p =
1294	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1295	<	try {
1296	<	p.setMaximumPoolSize(-1);
1297	<	shouldThrow();
1298	<	} catch (IllegalArgumentException success) {
1299	<	} finally {
1300	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1293	>	final ThreadPoolExecutor p =
1294	>	new CustomTPE(2, 3,
1295	>	LONG_DELAY_MS,
1296	>	MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1297	>	try (PoolCleaner cleaner = cleaner(p)) {
1298	>	try {
1299	>	p.setMaximumPoolSize(-1);
1300	>	shouldThrow();
1301	>	} catch (IllegalArgumentException success) {}
1302		}
1357	–	joinPool(p);
1303		}
1304
1305		/**
#	Line 1362 | Line 1307 | public class ThreadPoolExecutorSubclassT
1307		* when given a negative value
1308		*/
1309		public void testKeepAliveTimeIllegalArgumentException() {
1310	<	ThreadPoolExecutor p =
1311	<	new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1312	<
1313	<	try {
1314	<	p.setKeepAliveTime(-1,MILLISECONDS);
1315	<	shouldThrow();
1316	<	} catch (IllegalArgumentException success) {
1317	<	} finally {
1318	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1310	>	final ThreadPoolExecutor p =
1311	>	new CustomTPE(2, 3,
1312	>	LONG_DELAY_MS, MILLISECONDS,
1313	>	new ArrayBlockingQueue<Runnable>(10));
1314	>	try (PoolCleaner cleaner = cleaner(p)) {
1315	>	try {
1316	>	p.setKeepAliveTime(-1, MILLISECONDS);
1317	>	shouldThrow();
1318	>	} catch (IllegalArgumentException success) {}
1319		}
1375	–	joinPool(p);
1320		}
1321
1322		/**
#	Line 1380 | Line 1324 | public class ThreadPoolExecutorSubclassT
1324		*/
1325		public void testTerminated() {
1326		CustomTPE p = new CustomTPE();
1327	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
1328	<	assertTrue(p.terminatedCalled());
1329	<	joinPool(p);
1327	>	try (PoolCleaner cleaner = cleaner(p)) {
1328	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1329	>	assertTrue(p.terminatedCalled());
1330	>	assertTrue(p.isShutdown());
1331	>	}
1332		}
1333
1334		/**
#	Line 1390 | Line 1336 | public class ThreadPoolExecutorSubclassT
1336		*/
1337		public void testBeforeAfter() throws InterruptedException {
1338		CustomTPE p = new CustomTPE();
1339	<	try {
1339	>	try (PoolCleaner cleaner = cleaner(p)) {
1340		final CountDownLatch done = new CountDownLatch(1);
1341		p.execute(new CheckedRunnable() {
1342		public void realRun() {
#	Line 1400 | Line 1346 | public class ThreadPoolExecutorSubclassT
1346		assertEquals(0, done.getCount());
1347		assertTrue(p.afterCalled());
1348		assertTrue(p.beforeCalled());
1403	–	try { p.shutdown(); } catch (SecurityException ok) { return; }
1404	–	} finally {
1405	–	joinPool(p);
1349		}
1350		}
1351
#	Line 1410 | Line 1353 | public class ThreadPoolExecutorSubclassT
1353		* completed submit of callable returns result
1354		*/
1355		public void testSubmitCallable() throws Exception {
1356	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1357	<	try {
1356	>	final ExecutorService e =
1357	>	new CustomTPE(2, 2,
1358	>	LONG_DELAY_MS, MILLISECONDS,
1359	>	new ArrayBlockingQueue<Runnable>(10));
1360	>	try (PoolCleaner cleaner = cleaner(e)) {
1361		Future<String> future = e.submit(new StringTask());
1362		String result = future.get();
1363		assertSame(TEST_STRING, result);
1418	–	} finally {
1419	–	joinPool(e);
1364		}
1365		}
1366
#	Line 1424 | Line 1368 | public class ThreadPoolExecutorSubclassT
1368		* completed submit of runnable returns successfully
1369		*/
1370		public void testSubmitRunnable() throws Exception {
1371	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1372	<	try {
1371	>	final ExecutorService e =
1372	>	new CustomTPE(2, 2,
1373	>	LONG_DELAY_MS, MILLISECONDS,
1374	>	new ArrayBlockingQueue<Runnable>(10));
1375	>	try (PoolCleaner cleaner = cleaner(e)) {
1376		Future<?> future = e.submit(new NoOpRunnable());
1377		future.get();
1378		assertTrue(future.isDone());
1432	–	} finally {
1433	–	joinPool(e);
1379		}
1380		}
1381
#	Line 1438 | Line 1383 | public class ThreadPoolExecutorSubclassT
1383		* completed submit of (runnable, result) returns result
1384		*/
1385		public void testSubmitRunnable2() throws Exception {
1386	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1387	<	try {
1386	>	final ExecutorService e =
1387	>	new CustomTPE(2, 2,
1388	>	LONG_DELAY_MS, MILLISECONDS,
1389	>	new ArrayBlockingQueue<Runnable>(10));
1390	>	try (PoolCleaner cleaner = cleaner(e)) {
1391		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
1392		String result = future.get();
1393		assertSame(TEST_STRING, result);
1446	–	} finally {
1447	–	joinPool(e);
1394		}
1395		}
1396
1397		/**
1398	<	* invokeAny(null) throws NPE
1398	>	* invokeAny(null) throws NullPointerException
1399		*/
1400		public void testInvokeAny1() throws Exception {
1401	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1402	<	try {
1403	<	e.invokeAny(null);
1404	<	shouldThrow();
1405	<	} catch (NullPointerException success) {
1406	<	} finally {
1407	<	joinPool(e);
1401	>	final ExecutorService e =
1402	>	new CustomTPE(2, 2,
1403	>	LONG_DELAY_MS, MILLISECONDS,
1404	>	new ArrayBlockingQueue<Runnable>(10));
1405	>	try (PoolCleaner cleaner = cleaner(e)) {
1406	>	try {
1407	>	e.invokeAny(null);
1408	>	shouldThrow();
1409	>	} catch (NullPointerException success) {}
1410		}
1411		}
1412
1413		/**
1414	<	* invokeAny(empty collection) throws IAE
1414	>	* invokeAny(empty collection) throws IllegalArgumentException
1415		*/
1416		public void testInvokeAny2() throws Exception {
1417	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1418	<	try {
1419	<	e.invokeAny(new ArrayList<Callable<String>>());
1420	<	shouldThrow();
1421	<	} catch (IllegalArgumentException success) {
1422	<	} finally {
1423	<	joinPool(e);
1417	>	final ExecutorService e =
1418	>	new CustomTPE(2, 2,
1419	>	LONG_DELAY_MS, MILLISECONDS,
1420	>	new ArrayBlockingQueue<Runnable>(10));
1421	>	try (PoolCleaner cleaner = cleaner(e)) {
1422	>	try {
1423	>	e.invokeAny(new ArrayList<Callable<String>>());
1424	>	shouldThrow();
1425	>	} catch (IllegalArgumentException success) {}
1426		}
1427		}
1428
#	Line 1481 | Line 1431 | public class ThreadPoolExecutorSubclassT
1431		*/
1432		public void testInvokeAny3() throws Exception {
1433		CountDownLatch latch = new CountDownLatch(1);
1434	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1435	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1436	<	l.add(latchAwaitingStringTask(latch));
1437	<	l.add(null);
1438	<	try {
1439	<	e.invokeAny(l);
1440	<	shouldThrow();
1441	<	} catch (NullPointerException success) {
1442	<	} finally {
1434	>	final ExecutorService e =
1435	>	new CustomTPE(2, 2,
1436	>	LONG_DELAY_MS, MILLISECONDS,
1437	>	new ArrayBlockingQueue<Runnable>(10));
1438	>	try (PoolCleaner cleaner = cleaner(e)) {
1439	>	List<Callable<String>> l = new ArrayList<>();
1440	>	l.add(latchAwaitingStringTask(latch));
1441	>	l.add(null);
1442	>	try {
1443	>	e.invokeAny(l);
1444	>	shouldThrow();
1445	>	} catch (NullPointerException success) {}
1446		latch.countDown();
1494	–	joinPool(e);
1447		}
1448		}
1449
#	Line 1499 | Line 1451 | public class ThreadPoolExecutorSubclassT
1451		* invokeAny(c) throws ExecutionException if no task completes
1452		*/
1453		public void testInvokeAny4() throws Exception {
1454	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1455	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1456	<	l.add(new NPETask());
1457	<	try {
1458	<	e.invokeAny(l);
1459	<	shouldThrow();
1460	<	} catch (ExecutionException success) {
1461	<	assertTrue(success.getCause() instanceof NullPointerException);
1462	<	} finally {
1463	<	joinPool(e);
1454	>	final ExecutorService e =
1455	>	new CustomTPE(2, 2,
1456	>	LONG_DELAY_MS, MILLISECONDS,
1457	>	new ArrayBlockingQueue<Runnable>(10));
1458	>	try (PoolCleaner cleaner = cleaner(e)) {
1459	>	List<Callable<String>> l = new ArrayList<>();
1460	>	l.add(new NPETask());
1461	>	try {
1462	>	e.invokeAny(l);
1463	>	shouldThrow();
1464	>	} catch (ExecutionException success) {
1465	>	assertTrue(success.getCause() instanceof NullPointerException);
1466	>	}
1467		}
1468		}
1469
#	Line 1516 | Line 1471 | public class ThreadPoolExecutorSubclassT
1471		* invokeAny(c) returns result of some task
1472		*/
1473		public void testInvokeAny5() throws Exception {
1474	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1475	<	try {
1476	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1474	>	final ExecutorService e =
1475	>	new CustomTPE(2, 2,
1476	>	LONG_DELAY_MS, MILLISECONDS,
1477	>	new ArrayBlockingQueue<Runnable>(10));
1478	>	try (PoolCleaner cleaner = cleaner(e)) {
1479	>	List<Callable<String>> l = new ArrayList<>();
1480		l.add(new StringTask());
1481		l.add(new StringTask());
1482		String result = e.invokeAny(l);
1483		assertSame(TEST_STRING, result);
1526	–	} finally {
1527	–	joinPool(e);
1484		}
1485		}
1486
#	Line 1532 | Line 1488 | public class ThreadPoolExecutorSubclassT
1488		* invokeAll(null) throws NPE
1489		*/
1490		public void testInvokeAll1() throws Exception {
1491	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1492	<	try {
1493	<	e.invokeAll(null);
1494	<	shouldThrow();
1495	<	} catch (NullPointerException success) {
1496	<	} finally {
1497	<	joinPool(e);
1491	>	final ExecutorService e =
1492	>	new CustomTPE(2, 2,
1493	>	LONG_DELAY_MS, MILLISECONDS,
1494	>	new ArrayBlockingQueue<Runnable>(10));
1495	>	try (PoolCleaner cleaner = cleaner(e)) {
1496	>	try {
1497	>	e.invokeAll(null);
1498	>	shouldThrow();
1499	>	} catch (NullPointerException success) {}
1500		}
1501		}
1502
1503		/**
1504	<	* invokeAll(empty collection) returns empty collection
1504	>	* invokeAll(empty collection) returns empty list
1505		*/
1506		public void testInvokeAll2() throws Exception {
1507	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1508	<	try {
1509	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
1507	>	final ExecutorService e =
1508	>	new CustomTPE(2, 2,
1509	>	LONG_DELAY_MS, MILLISECONDS,
1510	>	new ArrayBlockingQueue<Runnable>(10));
1511	>	final Collection<Callable<String>> emptyCollection
1512	>	= Collections.emptyList();
1513	>	try (PoolCleaner cleaner = cleaner(e)) {
1514	>	List<Future<String>> r = e.invokeAll(emptyCollection);
1515		assertTrue(r.isEmpty());
1553	–	} finally {
1554	–	joinPool(e);
1516		}
1517		}
1518
#	Line 1559 | Line 1520 | public class ThreadPoolExecutorSubclassT
1520		* invokeAll(c) throws NPE if c has null elements
1521		*/
1522		public void testInvokeAll3() throws Exception {
1523	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1524	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1525	<	l.add(new StringTask());
1526	<	l.add(null);
1527	<	try {
1528	<	e.invokeAll(l);
1529	<	shouldThrow();
1530	<	} catch (NullPointerException success) {
1531	<	} finally {
1532	<	joinPool(e);
1523	>	final ExecutorService e =
1524	>	new CustomTPE(2, 2,
1525	>	LONG_DELAY_MS, MILLISECONDS,
1526	>	new ArrayBlockingQueue<Runnable>(10));
1527	>	try (PoolCleaner cleaner = cleaner(e)) {
1528	>	List<Callable<String>> l = new ArrayList<>();
1529	>	l.add(new StringTask());
1530	>	l.add(null);
1531	>	try {
1532	>	e.invokeAll(l);
1533	>	shouldThrow();
1534	>	} catch (NullPointerException success) {}
1535		}
1536		}
1537
#	Line 1576 | Line 1539 | public class ThreadPoolExecutorSubclassT
1539		* get of element of invokeAll(c) throws exception on failed task
1540		*/
1541		public void testInvokeAll4() throws Exception {
1542	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1543	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1544	<	l.add(new NPETask());
1545	<	List<Future<String>> futures = e.invokeAll(l);
1546	<	assertEquals(1, futures.size());
1547	<	try {
1548	<	futures.get(0).get();
1549	<	shouldThrow();
1550	<	} catch (ExecutionException success) {
1551	<	assertTrue(success.getCause() instanceof NullPointerException);
1552	<	} finally {
1553	<	joinPool(e);
1542	>	final ExecutorService e =
1543	>	new CustomTPE(2, 2,
1544	>	LONG_DELAY_MS, MILLISECONDS,
1545	>	new ArrayBlockingQueue<Runnable>(10));
1546	>	try (PoolCleaner cleaner = cleaner(e)) {
1547	>	List<Callable<String>> l = new ArrayList<>();
1548	>	l.add(new NPETask());
1549	>	List<Future<String>> futures = e.invokeAll(l);
1550	>	assertEquals(1, futures.size());
1551	>	try {
1552	>	futures.get(0).get();
1553	>	shouldThrow();
1554	>	} catch (ExecutionException success) {
1555	>	assertTrue(success.getCause() instanceof NullPointerException);
1556	>	}
1557		}
1558		}
1559
#	Line 1595 | Line 1561 | public class ThreadPoolExecutorSubclassT
1561		* invokeAll(c) returns results of all completed tasks
1562		*/
1563		public void testInvokeAll5() throws Exception {
1564	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1565	<	try {
1566	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1564	>	final ExecutorService e =
1565	>	new CustomTPE(2, 2,
1566	>	LONG_DELAY_MS, MILLISECONDS,
1567	>	new ArrayBlockingQueue<Runnable>(10));
1568	>	try (PoolCleaner cleaner = cleaner(e)) {
1569	>	List<Callable<String>> l = new ArrayList<>();
1570		l.add(new StringTask());
1571		l.add(new StringTask());
1572		List<Future<String>> futures = e.invokeAll(l);
1573		assertEquals(2, futures.size());
1574		for (Future<String> future : futures)
1575		assertSame(TEST_STRING, future.get());
1607	–	} finally {
1608	–	joinPool(e);
1576		}
1577		}
1578
#	Line 1613 | Line 1580 | public class ThreadPoolExecutorSubclassT
1580		* timed invokeAny(null) throws NPE
1581		*/
1582		public void testTimedInvokeAny1() throws Exception {
1583	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1584	<	try {
1585	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
1586	<	shouldThrow();
1587	<	} catch (NullPointerException success) {
1588	<	} finally {
1589	<	joinPool(e);
1583	>	final ExecutorService e =
1584	>	new CustomTPE(2, 2,
1585	>	LONG_DELAY_MS, MILLISECONDS,
1586	>	new ArrayBlockingQueue<Runnable>(10));
1587	>	try (PoolCleaner cleaner = cleaner(e)) {
1588	>	try {
1589	>	e.invokeAny(null, randomTimeout(), randomTimeUnit());
1590	>	shouldThrow();
1591	>	} catch (NullPointerException success) {}
1592		}
1593		}
1594
#	Line 1627 | Line 1596 | public class ThreadPoolExecutorSubclassT
1596		* timed invokeAny(,,null) throws NPE
1597		*/
1598		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1599	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1600	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1601	<	l.add(new StringTask());
1602	<	try {
1603	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1604	<	shouldThrow();
1605	<	} catch (NullPointerException success) {
1606	<	} finally {
1607	<	joinPool(e);
1599	>	final ExecutorService e =
1600	>	new CustomTPE(2, 2,
1601	>	LONG_DELAY_MS, MILLISECONDS,
1602	>	new ArrayBlockingQueue<Runnable>(10));
1603	>	try (PoolCleaner cleaner = cleaner(e)) {
1604	>	List<Callable<String>> l = new ArrayList<>();
1605	>	l.add(new StringTask());
1606	>	try {
1607	>	e.invokeAny(l, randomTimeout(), null);
1608	>	shouldThrow();
1609	>	} catch (NullPointerException success) {}
1610		}
1611		}
1612
1613		/**
1614	<	* timed invokeAny(empty collection) throws IAE
1614	>	* timed invokeAny(empty collection) throws IllegalArgumentException
1615		*/
1616		public void testTimedInvokeAny2() throws Exception {
1617	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1618	<	try {
1619	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1620	<	shouldThrow();
1621	<	} catch (IllegalArgumentException success) {
1622	<	} finally {
1623	<	joinPool(e);
1617	>	final ExecutorService e =
1618	>	new CustomTPE(2, 2,
1619	>	LONG_DELAY_MS, MILLISECONDS,
1620	>	new ArrayBlockingQueue<Runnable>(10));
1621	>	final Collection<Callable<String>> emptyCollection
1622	>	= Collections.emptyList();
1623	>	try (PoolCleaner cleaner = cleaner(e)) {
1624	>	try {
1625	>	e.invokeAny(emptyCollection, randomTimeout(), randomTimeUnit());
1626	>	shouldThrow();
1627	>	} catch (IllegalArgumentException success) {}
1628		}
1629		}
1630
#	Line 1658 | Line 1633 | public class ThreadPoolExecutorSubclassT
1633		*/
1634		public void testTimedInvokeAny3() throws Exception {
1635		CountDownLatch latch = new CountDownLatch(1);
1636	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1637	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1638	<	l.add(latchAwaitingStringTask(latch));
1639	<	l.add(null);
1640	<	try {
1641	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1642	<	shouldThrow();
1643	<	} catch (NullPointerException success) {
1644	<	} finally {
1636	>	final ExecutorService e =
1637	>	new CustomTPE(2, 2,
1638	>	LONG_DELAY_MS, MILLISECONDS,
1639	>	new ArrayBlockingQueue<Runnable>(10));
1640	>	try (PoolCleaner cleaner = cleaner(e)) {
1641	>	List<Callable<String>> l = new ArrayList<>();
1642	>	l.add(latchAwaitingStringTask(latch));
1643	>	l.add(null);
1644	>	try {
1645	>	e.invokeAny(l, randomTimeout(), MILLISECONDS);
1646	>	shouldThrow();
1647	>	} catch (NullPointerException success) {}
1648		latch.countDown();
1671	–	joinPool(e);
1649		}
1650		}
1651
#	Line 1676 | Line 1653 | public class ThreadPoolExecutorSubclassT
1653		* timed invokeAny(c) throws ExecutionException if no task completes
1654		*/
1655		public void testTimedInvokeAny4() throws Exception {
1656	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1657	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1658	<	l.add(new NPETask());
1659	<	try {
1660	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1661	<	shouldThrow();
1662	<	} catch (ExecutionException success) {
1663	<	assertTrue(success.getCause() instanceof NullPointerException);
1664	<	} finally {
1665	<	joinPool(e);
1656	>	final ExecutorService e =
1657	>	new CustomTPE(2, 2,
1658	>	LONG_DELAY_MS, MILLISECONDS,
1659	>	new ArrayBlockingQueue<Runnable>(10));
1660	>	try (PoolCleaner cleaner = cleaner(e)) {
1661	>	long startTime = System.nanoTime();
1662	>	List<Callable<String>> l = new ArrayList<>();
1663	>	l.add(new NPETask());
1664	>	try {
1665	>	e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1666	>	shouldThrow();
1667	>	} catch (ExecutionException success) {
1668	>	assertTrue(success.getCause() instanceof NullPointerException);
1669	>	}
1670	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1671		}
1672		}
1673
#	Line 1693 | Line 1675 | public class ThreadPoolExecutorSubclassT
1675		* timed invokeAny(c) returns result of some task
1676		*/
1677		public void testTimedInvokeAny5() throws Exception {
1678	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1679	<	try {
1680	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1678	>	final ExecutorService e =
1679	>	new CustomTPE(2, 2,
1680	>	LONG_DELAY_MS, MILLISECONDS,
1681	>	new ArrayBlockingQueue<Runnable>(10));
1682	>	try (PoolCleaner cleaner = cleaner(e)) {
1683	>	long startTime = System.nanoTime();
1684	>	List<Callable<String>> l = new ArrayList<>();
1685		l.add(new StringTask());
1686		l.add(new StringTask());
1687	<	String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1687	>	String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS);
1688		assertSame(TEST_STRING, result);
1689	<	} finally {
1704	<	joinPool(e);
1689	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1690		}
1691		}
1692
#	Line 1709 | Line 1694 | public class ThreadPoolExecutorSubclassT
1694		* timed invokeAll(null) throws NPE
1695		*/
1696		public void testTimedInvokeAll1() throws Exception {
1697	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1698	<	try {
1699	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1700	<	shouldThrow();
1701	<	} catch (NullPointerException success) {
1702	<	} finally {
1703	<	joinPool(e);
1697	>	final ExecutorService e =
1698	>	new CustomTPE(2, 2,
1699	>	LONG_DELAY_MS, MILLISECONDS,
1700	>	new ArrayBlockingQueue<Runnable>(10));
1701	>	try (PoolCleaner cleaner = cleaner(e)) {
1702	>	try {
1703	>	e.invokeAll(null, randomTimeout(), randomTimeUnit());
1704	>	shouldThrow();
1705	>	} catch (NullPointerException success) {}
1706		}
1707		}
1708
#	Line 1723 | Line 1710 | public class ThreadPoolExecutorSubclassT
1710		* timed invokeAll(,,null) throws NPE
1711		*/
1712		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1713	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1714	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1715	<	l.add(new StringTask());
1716	<	try {
1717	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1718	<	shouldThrow();
1719	<	} catch (NullPointerException success) {
1720	<	} finally {
1721	<	joinPool(e);
1713	>	final ExecutorService e =
1714	>	new CustomTPE(2, 2,
1715	>	LONG_DELAY_MS, MILLISECONDS,
1716	>	new ArrayBlockingQueue<Runnable>(10));
1717	>	try (PoolCleaner cleaner = cleaner(e)) {
1718	>	List<Callable<String>> l = new ArrayList<>();
1719	>	l.add(new StringTask());
1720	>	try {
1721	>	e.invokeAll(l, randomTimeout(), null);
1722	>	shouldThrow();
1723	>	} catch (NullPointerException success) {}
1724		}
1725		}
1726
1727		/**
1728	<	* timed invokeAll(empty collection) returns empty collection
1728	>	* timed invokeAll(empty collection) returns empty list
1729		*/
1730		public void testTimedInvokeAll2() throws Exception {
1731	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1732	<	try {
1733	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1731	>	final ExecutorService e =
1732	>	new CustomTPE(2, 2,
1733	>	LONG_DELAY_MS, MILLISECONDS,
1734	>	new ArrayBlockingQueue<Runnable>(10));
1735	>	final Collection<Callable<String>> emptyCollection
1736	>	= Collections.emptyList();
1737	>	try (PoolCleaner cleaner = cleaner(e)) {
1738	>	List<Future<String>> r =
1739	>	e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit());
1740		assertTrue(r.isEmpty());
1746	–	} finally {
1747	–	joinPool(e);
1741		}
1742		}
1743
#	Line 1752 | Line 1745 | public class ThreadPoolExecutorSubclassT
1745		* timed invokeAll(c) throws NPE if c has null elements
1746		*/
1747		public void testTimedInvokeAll3() throws Exception {
1748	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1749	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1750	<	l.add(new StringTask());
1751	<	l.add(null);
1752	<	try {
1753	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1754	<	shouldThrow();
1755	<	} catch (NullPointerException success) {
1756	<	} finally {
1757	<	joinPool(e);
1748	>	final ExecutorService e =
1749	>	new CustomTPE(2, 2,
1750	>	LONG_DELAY_MS, MILLISECONDS,
1751	>	new ArrayBlockingQueue<Runnable>(10));
1752	>	try (PoolCleaner cleaner = cleaner(e)) {
1753	>	List<Callable<String>> l = new ArrayList<>();
1754	>	l.add(new StringTask());
1755	>	l.add(null);
1756	>	try {
1757	>	e.invokeAll(l, randomTimeout(), randomTimeUnit());
1758	>	shouldThrow();
1759	>	} catch (NullPointerException success) {}
1760		}
1761		}
1762
#	Line 1769 | Line 1764 | public class ThreadPoolExecutorSubclassT
1764		* get of element of invokeAll(c) throws exception on failed task
1765		*/
1766		public void testTimedInvokeAll4() throws Exception {
1767	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1768	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1769	<	l.add(new NPETask());
1770	<	List<Future<String>> futures =
1771	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1772	<	assertEquals(1, futures.size());
1773	<	try {
1774	<	futures.get(0).get();
1775	<	shouldThrow();
1776	<	} catch (ExecutionException success) {
1777	<	assertTrue(success.getCause() instanceof NullPointerException);
1778	<	} finally {
1779	<	joinPool(e);
1767	>	final ExecutorService e =
1768	>	new CustomTPE(2, 2,
1769	>	LONG_DELAY_MS, MILLISECONDS,
1770	>	new ArrayBlockingQueue<Runnable>(10));
1771	>	try (PoolCleaner cleaner = cleaner(e)) {
1772	>	List<Callable<String>> l = new ArrayList<>();
1773	>	l.add(new NPETask());
1774	>	List<Future<String>> futures =
1775	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1776	>	assertEquals(1, futures.size());
1777	>	try {
1778	>	futures.get(0).get();
1779	>	shouldThrow();
1780	>	} catch (ExecutionException success) {
1781	>	assertTrue(success.getCause() instanceof NullPointerException);
1782	>	}
1783		}
1784		}
1785
#	Line 1789 | Line 1787 | public class ThreadPoolExecutorSubclassT
1787		* timed invokeAll(c) returns results of all completed tasks
1788		*/
1789		public void testTimedInvokeAll5() throws Exception {
1790	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1791	<	try {
1792	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1790	>	final ExecutorService e =
1791	>	new CustomTPE(2, 2,
1792	>	LONG_DELAY_MS, MILLISECONDS,
1793	>	new ArrayBlockingQueue<Runnable>(10));
1794	>	try (PoolCleaner cleaner = cleaner(e)) {
1795	>	List<Callable<String>> l = new ArrayList<>();
1796		l.add(new StringTask());
1797		l.add(new StringTask());
1798		List<Future<String>> futures =
#	Line 1799 | Line 1800 | public class ThreadPoolExecutorSubclassT
1800		assertEquals(2, futures.size());
1801		for (Future<String> future : futures)
1802		assertSame(TEST_STRING, future.get());
1802	–	} finally {
1803	–	joinPool(e);
1803		}
1804		}
1805
#	Line 1808 | Line 1807 | public class ThreadPoolExecutorSubclassT
1807		* timed invokeAll(c) cancels tasks not completed by timeout
1808		*/
1809		public void testTimedInvokeAll6() throws Exception {
1810	<	ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1811	<	try {
1812	<	for (long timeout = timeoutMillis();;) {
1810	>	for (long timeout = timeoutMillis();;) {
1811	>	final CountDownLatch done = new CountDownLatch(1);
1812	>	final Callable<String> waiter = new CheckedCallable<String>() {
1813	>	public String realCall() {
1814	>	try { done.await(LONG_DELAY_MS, MILLISECONDS); }
1815	>	catch (InterruptedException ok) {}
1816	>	return "1"; }};
1817	>	final ExecutorService p =
1818	>	new CustomTPE(2, 2,
1819	>	LONG_DELAY_MS, MILLISECONDS,
1820	>	new ArrayBlockingQueue<Runnable>(10));
1821	>	try (PoolCleaner cleaner = cleaner(p, done)) {
1822		List<Callable<String>> tasks = new ArrayList<>();
1823		tasks.add(new StringTask("0"));
1824	<	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1824	>	tasks.add(waiter);
1825		tasks.add(new StringTask("2"));
1826		long startTime = System.nanoTime();
1827		List<Future<String>> futures =
1828	<	e.invokeAll(tasks, timeout, MILLISECONDS);
1828	>	p.invokeAll(tasks, timeout, MILLISECONDS);
1829		assertEquals(tasks.size(), futures.size());
1830		assertTrue(millisElapsedSince(startTime) >= timeout);
1831		for (Future future : futures)
#	Line 1833 | Line 1841 | public class ThreadPoolExecutorSubclassT
1841		fail("expected exactly one task to be cancelled");
1842		}
1843		}
1836	–	} finally {
1837	–	joinPool(e);
1844		}
1845		}
1846
#	Line 1848 | Line 1854 | public class ThreadPoolExecutorSubclassT
1854		LONG_DELAY_MS, MILLISECONDS,
1855		new LinkedBlockingQueue<Runnable>(),
1856		new FailingThreadFactory());
1857	<	try {
1857	>	try (PoolCleaner cleaner = cleaner(e)) {
1858		final int TASKS = 100;
1859		final CountDownLatch done = new CountDownLatch(TASKS);
1860		for (int k = 0; k < TASKS; ++k)
#	Line 1856 | Line 1862 | public class ThreadPoolExecutorSubclassT
1862		public void realRun() {
1863		done.countDown();
1864		}});
1865	<	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1860	<	} finally {
1861	<	joinPool(e);
1865	>	await(done);
1866		}
1867		}
1868
#	Line 1866 | Line 1870 | public class ThreadPoolExecutorSubclassT
1870		* allowsCoreThreadTimeOut is by default false.
1871		*/
1872		public void testAllowsCoreThreadTimeOut() {
1873	<	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1874	<	assertFalse(p.allowsCoreThreadTimeOut());
1875	<	joinPool(p);
1873	>	final ThreadPoolExecutor p =
1874	>	new CustomTPE(2, 2,
1875	>	1000, MILLISECONDS,
1876	>	new ArrayBlockingQueue<Runnable>(10));
1877	>	try (PoolCleaner cleaner = cleaner(p)) {
1878	>	assertFalse(p.allowsCoreThreadTimeOut());
1879	>	}
1880		}
1881
1882		/**
#	Line 1880 | Line 1888 | public class ThreadPoolExecutorSubclassT
1888		new CustomTPE(2, 10,
1889		keepAliveTime, MILLISECONDS,
1890		new ArrayBlockingQueue<Runnable>(10));
1891	<	final CountDownLatch threadStarted = new CountDownLatch(1);
1892	<	try {
1891	>	try (PoolCleaner cleaner = cleaner(p)) {
1892	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1893		p.allowCoreThreadTimeOut(true);
1894		p.execute(new CheckedRunnable() {
1895		public void realRun() {
#	Line 1896 | Line 1904 | public class ThreadPoolExecutorSubclassT
1904		Thread.yield();
1905		assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1906		assertEquals(0, p.getPoolSize());
1899	–	} finally {
1900	–	joinPool(p);
1907		}
1908		}
1909
#	Line 1910 | Line 1916 | public class ThreadPoolExecutorSubclassT
1916		new CustomTPE(2, 10,
1917		keepAliveTime, MILLISECONDS,
1918		new ArrayBlockingQueue<Runnable>(10));
1919	<	final CountDownLatch threadStarted = new CountDownLatch(1);
1920	<	try {
1919	>	try (PoolCleaner cleaner = cleaner(p)) {
1920	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1921		p.allowCoreThreadTimeOut(false);
1922		p.execute(new CheckedRunnable() {
1923		public void realRun() throws InterruptedException {
#	Line 1920 | Line 1926 | public class ThreadPoolExecutorSubclassT
1926		}});
1927		delay(2 * keepAliveTime);
1928		assertTrue(p.getPoolSize() >= 1);
1923	–	} finally {
1924	–	joinPool(p);
1929		}
1930		}
1931
#	Line 1930 | Line 1934 | public class ThreadPoolExecutorSubclassT
1934		* (in part, a test of CustomTPE itself)
1935		*/
1936		public void testGet_cancelled() throws Exception {
1937	+	final CountDownLatch done = new CountDownLatch(1);
1938		final ExecutorService e =
1939		new CustomTPE(1, 1,
1940		LONG_DELAY_MS, MILLISECONDS,
1941		new LinkedBlockingQueue<Runnable>());
1942	<	try {
1942	>	try (PoolCleaner cleaner = cleaner(e, done)) {
1943		final CountDownLatch blockerStarted = new CountDownLatch(1);
1939	–	final CountDownLatch done = new CountDownLatch(1);
1944		final List<Future<?>> futures = new ArrayList<>();
1945		for (int i = 0; i < 2; i++) {
1946		Runnable r = new CheckedRunnable() { public void realRun()
#	Line 1946 | Line 1950 | public class ThreadPoolExecutorSubclassT
1950		}};
1951		futures.add(e.submit(r));
1952		}
1953	<	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1953	>	await(blockerStarted);
1954		for (Future<?> future : futures) future.cancel(false);
1955		for (Future<?> future : futures) {
1956		try {
#	Line 1960 | Line 1964 | public class ThreadPoolExecutorSubclassT
1964		assertTrue(future.isCancelled());
1965		assertTrue(future.isDone());
1966		}
1963	–	done.countDown();
1964	–	} finally {
1965	–	joinPool(e);
1967		}
1968		}
1969

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