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root/jsr166/jsr166/src/test/tck/ScheduledExecutorTest.java

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.39 by dl, Fri May 6 11:22:07 2011 UTC vs.
Revision 1.65 by jsr166, Mon Oct 5 21:42:48 2015 UTC

#	Line 6 | Line 6
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import junit.framework.*;
10	–	import java.util.*;
11	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.atomic.*;
10	>	import static java.util.concurrent.TimeUnit.SECONDS;
11	>
12	>	import java.util.ArrayList;
13	>	import java.util.HashSet;
14	>	import java.util.List;
15	>	import java.util.concurrent.BlockingQueue;
16	>	import java.util.concurrent.Callable;
17	>	import java.util.concurrent.CancellationException;
18	>	import java.util.concurrent.CountDownLatch;
19	>	import java.util.concurrent.ExecutionException;
20	>	import java.util.concurrent.Executors;
21	>	import java.util.concurrent.ExecutorService;
22	>	import java.util.concurrent.Future;
23	>	import java.util.concurrent.RejectedExecutionException;
24	>	import java.util.concurrent.ScheduledFuture;
25	>	import java.util.concurrent.ScheduledThreadPoolExecutor;
26	>	import java.util.concurrent.ThreadFactory;
27	>	import java.util.concurrent.ThreadPoolExecutor;
28	>	import java.util.concurrent.atomic.AtomicInteger;
29	>
30	>	import junit.framework.Test;
31	>	import junit.framework.TestSuite;
32
33		public class ScheduledExecutorTest extends JSR166TestCase {
34		public static void main(String[] args) {
35	<	junit.textui.TestRunner.run(suite());
35	>	main(suite(), args);
36		}
37		public static Test suite() {
38		return new TestSuite(ScheduledExecutorTest.class);
39		}
40
23	–
41		/**
42		* execute successfully executes a runnable
43		*/
44		public void testExecute() throws InterruptedException {
45		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
46	<	final CountDownLatch done = new CountDownLatch(1);
47	<	final Runnable task = new CheckedRunnable() {
48	<	public void realRun() {
49	<	done.countDown();
33	<	}};
34	<	try {
46	>	try (PoolCleaner cleaner = cleaner(p)) {
47	>	final CountDownLatch done = new CountDownLatch(1);
48	>	final Runnable task = new CheckedRunnable() {
49	>	public void realRun() { done.countDown(); }};
50		p.execute(task);
51		assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
37	–	} finally {
38	–	joinPool(p);
52		}
53		}
54
42	–
55		/**
56		* delayed schedule of callable successfully executes after delay
57		*/
58		public void testSchedule1() throws Exception {
59		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
60	<	final long t0 = System.nanoTime();
61	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
62	<	final CountDownLatch done = new CountDownLatch(1);
51	<	try {
60	>	try (PoolCleaner cleaner = cleaner(p)) {
61	>	final long startTime = System.nanoTime();
62	>	final CountDownLatch done = new CountDownLatch(1);
63		Callable task = new CheckedCallable<Boolean>() {
64		public Boolean realCall() {
65		done.countDown();
66	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
66	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
67		return Boolean.TRUE;
68		}};
69	<	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
70	<	assertEquals(Boolean.TRUE, f.get());
71	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
69	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
70	>	assertSame(Boolean.TRUE, f.get());
71	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
72		assertTrue(done.await(0L, MILLISECONDS));
62	–	} finally {
63	–	joinPool(p);
73		}
74		}
75
#	Line 69 | Line 78 | public class ScheduledExecutorTest exten
78		*/
79		public void testSchedule3() throws Exception {
80		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
81	<	final long t0 = System.nanoTime();
82	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
83	<	final CountDownLatch done = new CountDownLatch(1);
75	<	try {
81	>	try (PoolCleaner cleaner = cleaner(p)) {
82	>	final long startTime = System.nanoTime();
83	>	final CountDownLatch done = new CountDownLatch(1);
84		Runnable task = new CheckedRunnable() {
85		public void realRun() {
86		done.countDown();
87	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
87	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
88		}};
89	<	Future f = p.schedule(task, SHORT_DELAY_MS, MILLISECONDS);
90	<	assertNull(f.get());
91	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
92	<	assertTrue(done.await(0L, MILLISECONDS));
85	<	} finally {
86	<	joinPool(p);
89	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
90	>	await(done);
91	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
92	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
93		}
94		}
95
#	Line 92 | Line 98 | public class ScheduledExecutorTest exten
98		*/
99		public void testSchedule4() throws Exception {
100		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
101	<	final long t0 = System.nanoTime();
102	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
103	<	final CountDownLatch done = new CountDownLatch(1);
98	<	try {
101	>	try (PoolCleaner cleaner = cleaner(p)) {
102	>	final long startTime = System.nanoTime();
103	>	final CountDownLatch done = new CountDownLatch(1);
104		Runnable task = new CheckedRunnable() {
105		public void realRun() {
106		done.countDown();
107	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
107	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
108		}};
109		ScheduledFuture f =
110	<	p.scheduleAtFixedRate(task, SHORT_DELAY_MS,
111	<	SHORT_DELAY_MS, MILLISECONDS);
112	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
113	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
110	>	p.scheduleAtFixedRate(task, timeoutMillis(),
111	>	LONG_DELAY_MS, MILLISECONDS);
112	>	await(done);
113	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
114		f.cancel(true);
110	–	} finally {
111	–	joinPool(p);
115		}
116		}
117
118		/**
119		* scheduleWithFixedDelay executes runnable after given initial delay
120		*/
121	<	public void testSchedule5() throws InterruptedException {
121	>	public void testSchedule5() throws Exception {
122		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
123	<	final long t0 = System.nanoTime();
124	<	final long timeoutNanos = SHORT_DELAY_MS * 1000L * 1000L;
125	<	final CountDownLatch done = new CountDownLatch(1);
123	<	try {
123	>	try (PoolCleaner cleaner = cleaner(p)) {
124	>	final long startTime = System.nanoTime();
125	>	final CountDownLatch done = new CountDownLatch(1);
126		Runnable task = new CheckedRunnable() {
127		public void realRun() {
128		done.countDown();
129	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
129	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
130		}};
131		ScheduledFuture f =
132	<	p.scheduleWithFixedDelay(task, SHORT_DELAY_MS,
133	<	SHORT_DELAY_MS, MILLISECONDS);
134	<	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
135	<	assertTrue(System.nanoTime() - t0 >= timeoutNanos);
132	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
133	>	LONG_DELAY_MS, MILLISECONDS);
134	>	await(done);
135	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
136		f.cancel(true);
135	–	} finally {
136	–	joinPool(p);
137		}
138		}
139
#	Line 147 | Line 147 | public class ScheduledExecutorTest exten
147		*/
148		public void testFixedRateSequence() throws InterruptedException {
149		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
150	<	RunnableCounter counter = new RunnableCounter();
151	<	ScheduledFuture h =
152	<	p.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
153	<	delay(SMALL_DELAY_MS);
154	<	h.cancel(true);
155	<	int c = counter.count.get();
156	<	// By time scaling conventions, we must have at least
157	<	// an execution per SHORT delay, but no more than one SHORT more
158	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
159	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
160	<	joinPool(p);
150	>	try (PoolCleaner cleaner = cleaner(p)) {
151	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
152	>	long startTime = System.nanoTime();
153	>	int cycles = 10;
154	>	final CountDownLatch done = new CountDownLatch(cycles);
155	>	Runnable task = new CheckedRunnable() {
156	>	public void realRun() { done.countDown(); }};
157	>	ScheduledFuture h =
158	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
159	>	done.await();
160	>	h.cancel(true);
161	>	double normalizedTime =
162	>	(double) millisElapsedSince(startTime) / delay;
163	>	if (normalizedTime >= cycles - 1 &&
164	>	normalizedTime <= cycles)
165	>	return;
166	>	}
167	>	throw new AssertionError("unexpected execution rate");
168	>	}
169		}
170
171		/**
#	Line 165 | Line 173 | public class ScheduledExecutorTest exten
173		*/
174		public void testFixedDelaySequence() throws InterruptedException {
175		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
176	<	RunnableCounter counter = new RunnableCounter();
177	<	ScheduledFuture h =
178	<	p.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
179	<	delay(SMALL_DELAY_MS);
180	<	h.cancel(true);
181	<	int c = counter.count.get();
182	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
183	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
184	<	joinPool(p);
176	>	try (PoolCleaner cleaner = cleaner(p)) {
177	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
178	>	long startTime = System.nanoTime();
179	>	int cycles = 10;
180	>	final CountDownLatch done = new CountDownLatch(cycles);
181	>	Runnable task = new CheckedRunnable() {
182	>	public void realRun() { done.countDown(); }};
183	>	ScheduledFuture h =
184	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
185	>	done.await();
186	>	h.cancel(true);
187	>	double normalizedTime =
188	>	(double) millisElapsedSince(startTime) / delay;
189	>	if (normalizedTime >= cycles - 1 &&
190	>	normalizedTime <= cycles)
191	>	return;
192	>	}
193	>	throw new AssertionError("unexpected execution rate");
194	>	}
195		}
196
179	–
197		/**
198		* execute(null) throws NPE
199		*/
200		public void testExecuteNull() throws InterruptedException {
201	<	ScheduledThreadPoolExecutor se = null;
202	<	try {
203	<	se = new ScheduledThreadPoolExecutor(1);
204	<	se.execute(null);
205	<	shouldThrow();
206	<	} catch (NullPointerException success) {}
207	<
191	<	joinPool(se);
201	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
202	>	try (PoolCleaner cleaner = cleaner(p)) {
203	>	try {
204	>	p.execute(null);
205	>	shouldThrow();
206	>	} catch (NullPointerException success) {}
207	>	}
208		}
209
210		/**
211		* schedule(null) throws NPE
212		*/
213		public void testScheduleNull() throws InterruptedException {
214	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
215	<	try {
216	<	TrackedCallable callable = null;
217	<	Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
218	<	shouldThrow();
219	<	} catch (NullPointerException success) {}
220	<	joinPool(se);
214	>	final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
215	>	try (PoolCleaner cleaner = cleaner(p)) {
216	>	try {
217	>	TrackedCallable callable = null;
218	>	Future f = p.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
219	>	shouldThrow();
220	>	} catch (NullPointerException success) {}
221	>	}
222		}
223
224		/**
225		* execute throws RejectedExecutionException if shutdown
226		*/
227		public void testSchedule1_RejectedExecutionException() throws InterruptedException {
228	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
229	<	try {
230	<	se.shutdown();
231	<	se.schedule(new NoOpRunnable(),
232	<	MEDIUM_DELAY_MS, MILLISECONDS);
233	<	shouldThrow();
234	<	} catch (RejectedExecutionException success) {
235	<	} catch (SecurityException ok) {
228	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
229	>	try (PoolCleaner cleaner = cleaner(p)) {
230	>	try {
231	>	p.shutdown();
232	>	p.schedule(new NoOpRunnable(),
233	>	MEDIUM_DELAY_MS, MILLISECONDS);
234	>	shouldThrow();
235	>	} catch (RejectedExecutionException success) {
236	>	} catch (SecurityException ok) {}
237		}
220	–
221	–	joinPool(se);
238		}
239
240		/**
241		* schedule throws RejectedExecutionException if shutdown
242		*/
243		public void testSchedule2_RejectedExecutionException() throws InterruptedException {
244	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
245	<	try {
246	<	se.shutdown();
247	<	se.schedule(new NoOpCallable(),
248	<	MEDIUM_DELAY_MS, MILLISECONDS);
249	<	shouldThrow();
250	<	} catch (RejectedExecutionException success) {
251	<	} catch (SecurityException ok) {
244	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
245	>	try (PoolCleaner cleaner = cleaner(p)) {
246	>	try {
247	>	p.shutdown();
248	>	p.schedule(new NoOpCallable(),
249	>	MEDIUM_DELAY_MS, MILLISECONDS);
250	>	shouldThrow();
251	>	} catch (RejectedExecutionException success) {
252	>	} catch (SecurityException ok) {}
253		}
237	–	joinPool(se);
254		}
255
256		/**
257		* schedule callable throws RejectedExecutionException if shutdown
258		*/
259		public void testSchedule3_RejectedExecutionException() throws InterruptedException {
260	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
261	<	try {
262	<	se.shutdown();
263	<	se.schedule(new NoOpCallable(),
264	<	MEDIUM_DELAY_MS, MILLISECONDS);
265	<	shouldThrow();
266	<	} catch (RejectedExecutionException success) {
267	<	} catch (SecurityException ok) {
260	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
261	>	try (PoolCleaner cleaner = cleaner(p)) {
262	>	try {
263	>	p.shutdown();
264	>	p.schedule(new NoOpCallable(),
265	>	MEDIUM_DELAY_MS, MILLISECONDS);
266	>	shouldThrow();
267	>	} catch (RejectedExecutionException success) {
268	>	} catch (SecurityException ok) {}
269		}
253	–	joinPool(se);
270		}
271
272		/**
273		* scheduleAtFixedRate throws RejectedExecutionException if shutdown
274		*/
275		public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException {
276	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
277	<	try {
278	<	se.shutdown();
279	<	se.scheduleAtFixedRate(new NoOpRunnable(),
280	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
281	<	shouldThrow();
282	<	} catch (RejectedExecutionException success) {
283	<	} catch (SecurityException ok) {
276	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
277	>	try (PoolCleaner cleaner = cleaner(p)) {
278	>	try {
279	>	p.shutdown();
280	>	p.scheduleAtFixedRate(new NoOpRunnable(),
281	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
282	>	shouldThrow();
283	>	} catch (RejectedExecutionException success) {
284	>	} catch (SecurityException ok) {}
285		}
269	–	joinPool(se);
286		}
287
288		/**
289		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
290		*/
291		public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException {
292	<	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
293	<	try {
294	<	se.shutdown();
295	<	se.scheduleWithFixedDelay(new NoOpRunnable(),
296	<	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
297	<	shouldThrow();
298	<	} catch (RejectedExecutionException success) {
299	<	} catch (SecurityException ok) {
292	>	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
293	>	try (PoolCleaner cleaner = cleaner(p)) {
294	>	try {
295	>	p.shutdown();
296	>	p.scheduleWithFixedDelay(new NoOpRunnable(),
297	>	MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS);
298	>	shouldThrow();
299	>	} catch (RejectedExecutionException success) {
300	>	} catch (SecurityException ok) {}
301		}
285	–	joinPool(se);
302		}
303
304		/**
#	Line 291 | Line 307 | public class ScheduledExecutorTest exten
307		*/
308		public void testGetActiveCount() throws InterruptedException {
309		final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
310	<	final CountDownLatch threadStarted = new CountDownLatch(1);
311	<	final CountDownLatch done = new CountDownLatch(1);
312	<	try {
310	>	try (PoolCleaner cleaner = cleaner(p)) {
311	>	final CountDownLatch threadStarted = new CountDownLatch(1);
312	>	final CountDownLatch done = new CountDownLatch(1);
313		assertEquals(0, p.getActiveCount());
314		p.execute(new CheckedRunnable() {
315		public void realRun() throws InterruptedException {
#	Line 301 | Line 317 | public class ScheduledExecutorTest exten
317		assertEquals(1, p.getActiveCount());
318		done.await();
319		}});
320	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
320	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
321		assertEquals(1, p.getActiveCount());
306	–	} finally {
322		done.countDown();
308	–	joinPool(p);
323		}
324		}
325
#	Line 315 | Line 329 | public class ScheduledExecutorTest exten
329		*/
330		public void testGetCompletedTaskCount() throws InterruptedException {
331		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2);
332	<	final CountDownLatch threadStarted = new CountDownLatch(1);
333	<	final CountDownLatch threadProceed = new CountDownLatch(1);
334	<	final CountDownLatch threadDone = new CountDownLatch(1);
335	<	try {
332	>	try (PoolCleaner cleaner = cleaner(p)) {
333	>	final CountDownLatch threadStarted = new CountDownLatch(1);
334	>	final CountDownLatch threadProceed = new CountDownLatch(1);
335	>	final CountDownLatch threadDone = new CountDownLatch(1);
336		assertEquals(0, p.getCompletedTaskCount());
337		p.execute(new CheckedRunnable() {
338		public void realRun() throws InterruptedException {
#	Line 327 | Line 341 | public class ScheduledExecutorTest exten
341		threadProceed.await();
342		threadDone.countDown();
343		}});
344	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
344	>	await(threadStarted);
345		assertEquals(0, p.getCompletedTaskCount());
346		threadProceed.countDown();
347		threadDone.await();
348	<	delay(SHORT_DELAY_MS);
349	<	assertEquals(1, p.getCompletedTaskCount());
350	<	} finally {
351	<	joinPool(p);
348	>	long startTime = System.nanoTime();
349	>	while (p.getCompletedTaskCount() != 1) {
350	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
351	>	fail("timed out");
352	>	Thread.yield();
353	>	}
354		}
355		}
356
#	Line 343 | Line 359 | public class ScheduledExecutorTest exten
359		*/
360		public void testGetCorePoolSize() throws InterruptedException {
361		ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
362	<	assertEquals(1, p.getCorePoolSize());
363	<	joinPool(p);
362	>	try (PoolCleaner cleaner = cleaner(p)) {
363	>	assertEquals(1, p.getCorePoolSize());
364	>	}
365		}
366
367		/**
#	Line 356 | Line 373 | public class ScheduledExecutorTest exten
373		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS);
374		final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
375		final CountDownLatch done = new CountDownLatch(1);
376	<	try {
376	>	try (PoolCleaner cleaner = cleaner(p)) {
377		assertEquals(0, p.getLargestPoolSize());
378		for (int i = 0; i < THREADS; i++)
379		p.execute(new CheckedRunnable() {
#	Line 365 | Line 382 | public class ScheduledExecutorTest exten
382		done.await();
383		assertEquals(THREADS, p.getLargestPoolSize());
384		}});
385	<	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
385	>	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
386		assertEquals(THREADS, p.getLargestPoolSize());
370	–	} finally {
387		done.countDown();
372	–	joinPool(p);
373	–	assertEquals(THREADS, p.getLargestPoolSize());
388		}
389	+	assertEquals(THREADS, p.getLargestPoolSize());
390		}
391
392		/**
#	Line 382 | Line 397 | public class ScheduledExecutorTest exten
397		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
398		final CountDownLatch threadStarted = new CountDownLatch(1);
399		final CountDownLatch done = new CountDownLatch(1);
400	<	try {
400	>	try (PoolCleaner cleaner = cleaner(p)) {
401		assertEquals(0, p.getPoolSize());
402		p.execute(new CheckedRunnable() {
403		public void realRun() throws InterruptedException {
#	Line 390 | Line 405 | public class ScheduledExecutorTest exten
405		assertEquals(1, p.getPoolSize());
406		done.await();
407		}});
408	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
408	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
409		assertEquals(1, p.getPoolSize());
395	–	} finally {
410		done.countDown();
397	–	joinPool(p);
411		}
412		}
413
#	Line 403 | Line 416 | public class ScheduledExecutorTest exten
416		* submitted
417		*/
418		public void testGetTaskCount() throws InterruptedException {
419	<	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
407	<	final CountDownLatch threadStarted = new CountDownLatch(1);
419	>	final int TASKS = 3;
420		final CountDownLatch done = new CountDownLatch(1);
421	<	final int TASKS = 5;
422	<	try {
421	>	final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
422	>	try (PoolCleaner cleaner = cleaner(p, done)) {
423	>	final CountDownLatch threadStarted = new CountDownLatch(1);
424		assertEquals(0, p.getTaskCount());
425	<	for (int i = 0; i < TASKS; i++)
425	>	assertEquals(0, p.getCompletedTaskCount());
426	>	p.execute(new CheckedRunnable() {
427	>	public void realRun() throws InterruptedException {
428	>	threadStarted.countDown();
429	>	done.await();
430	>	}});
431	>	assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS));
432	>	assertEquals(1, p.getTaskCount());
433	>	assertEquals(0, p.getCompletedTaskCount());
434	>	for (int i = 0; i < TASKS; i++) {
435	>	assertEquals(1 + i, p.getTaskCount());
436		p.execute(new CheckedRunnable() {
437		public void realRun() throws InterruptedException {
438		threadStarted.countDown();
439	+	assertEquals(1 + TASKS, p.getTaskCount());
440		done.await();
441		}});
442	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
443	<	assertEquals(TASKS, p.getTaskCount());
444	<	} finally {
421	<	done.countDown();
422	<	joinPool(p);
442	>	}
443	>	assertEquals(1 + TASKS, p.getTaskCount());
444	>	assertEquals(0, p.getCompletedTaskCount());
445		}
446	+	assertEquals(1 + TASKS, p.getTaskCount());
447	+	assertEquals(1 + TASKS, p.getCompletedTaskCount());
448		}
449
450		/**
451		* getThreadFactory returns factory in constructor if not set
452		*/
453		public void testGetThreadFactory() throws InterruptedException {
454	<	ThreadFactory tf = new SimpleThreadFactory();
455	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
456	<	assertSame(tf, p.getThreadFactory());
457	<	joinPool(p);
454	>	final ThreadFactory threadFactory = new SimpleThreadFactory();
455	>	final ScheduledThreadPoolExecutor p =
456	>	new ScheduledThreadPoolExecutor(1, threadFactory);
457	>	try (PoolCleaner cleaner = cleaner(p)) {
458	>	assertSame(threadFactory, p.getThreadFactory());
459	>	}
460		}
461
462		/**
463		* setThreadFactory sets the thread factory returned by getThreadFactory
464		*/
465		public void testSetThreadFactory() throws InterruptedException {
466	<	ThreadFactory tf = new SimpleThreadFactory();
466	>	ThreadFactory threadFactory = new SimpleThreadFactory();
467		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
468	<	p.setThreadFactory(tf);
469	<	assertSame(tf, p.getThreadFactory());
470	<	joinPool(p);
468	>	try (PoolCleaner cleaner = cleaner(p)) {
469	>	p.setThreadFactory(threadFactory);
470	>	assertSame(threadFactory, p.getThreadFactory());
471	>	}
472		}
473
474		/**
#	Line 449 | Line 476 | public class ScheduledExecutorTest exten
476		*/
477		public void testSetThreadFactoryNull() throws InterruptedException {
478		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
479	<	try {
480	<	p.setThreadFactory(null);
481	<	shouldThrow();
482	<	} catch (NullPointerException success) {
483	<	} finally {
457	<	joinPool(p);
479	>	try (PoolCleaner cleaner = cleaner(p)) {
480	>	try {
481	>	p.setThreadFactory(null);
482	>	shouldThrow();
483	>	} catch (NullPointerException success) {}
484		}
485		}
486
487		/**
488	<	* isShutDown is false before shutdown, true after
488	>	* isShutdown is false before shutdown, true after
489		*/
490		public void testIsShutdown() {
491
#	Line 473 | Line 499 | public class ScheduledExecutorTest exten
499		assertTrue(p.isShutdown());
500		}
501
476	–
502		/**
503		* isTerminated is false before termination, true after
504		*/
505		public void testIsTerminated() throws InterruptedException {
506		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
507	<	final CountDownLatch threadStarted = new CountDownLatch(1);
508	<	final CountDownLatch done = new CountDownLatch(1);
509	<	assertFalse(p.isTerminated());
510	<	try {
507	>	try (PoolCleaner cleaner = cleaner(p)) {
508	>	final CountDownLatch threadStarted = new CountDownLatch(1);
509	>	final CountDownLatch done = new CountDownLatch(1);
510	>	assertFalse(p.isTerminated());
511		p.execute(new CheckedRunnable() {
512		public void realRun() throws InterruptedException {
513		assertFalse(p.isTerminated());
514		threadStarted.countDown();
515		done.await();
516		}});
517	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
517	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
518		assertFalse(p.isTerminating());
519		done.countDown();
495	–	} finally {
520		try { p.shutdown(); } catch (SecurityException ok) { return; }
521	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
522	+	assertTrue(p.isTerminated());
523		}
498	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
499	–	assertTrue(p.isTerminated());
524		}
525
526		/**
#	Line 506 | Line 530 | public class ScheduledExecutorTest exten
530		final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
531		final CountDownLatch threadStarted = new CountDownLatch(1);
532		final CountDownLatch done = new CountDownLatch(1);
533	<	try {
533	>	try (PoolCleaner cleaner = cleaner(p)) {
534		assertFalse(p.isTerminating());
535		p.execute(new CheckedRunnable() {
536		public void realRun() throws InterruptedException {
#	Line 514 | Line 538 | public class ScheduledExecutorTest exten
538		threadStarted.countDown();
539		done.await();
540		}});
541	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
541	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
542		assertFalse(p.isTerminating());
543		done.countDown();
520	–	} finally {
544		try { p.shutdown(); } catch (SecurityException ok) { return; }
545	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
546	+	assertTrue(p.isTerminated());
547	+	assertFalse(p.isTerminating());
548		}
523	–	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
524	–	assertTrue(p.isTerminated());
525	–	assertFalse(p.isTerminating());
549		}
550
551		/**
#	Line 530 | Line 553 | public class ScheduledExecutorTest exten
553		*/
554		public void testGetQueue() throws InterruptedException {
555		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
556	<	final CountDownLatch threadStarted = new CountDownLatch(1);
557	<	final CountDownLatch done = new CountDownLatch(1);
558	<	try {
556	>	try (PoolCleaner cleaner = cleaner(p)) {
557	>	final CountDownLatch threadStarted = new CountDownLatch(1);
558	>	final CountDownLatch done = new CountDownLatch(1);
559		ScheduledFuture[] tasks = new ScheduledFuture[5];
560		for (int i = 0; i < tasks.length; i++) {
561		Runnable r = new CheckedRunnable() {
#	Line 542 | Line 565 | public class ScheduledExecutorTest exten
565		}};
566		tasks[i] = p.schedule(r, 1, MILLISECONDS);
567		}
568	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
568	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
569		BlockingQueue<Runnable> q = p.getQueue();
570		assertTrue(q.contains(tasks[tasks.length - 1]));
571		assertFalse(q.contains(tasks[0]));
549	–	} finally {
572		done.countDown();
551	–	joinPool(p);
573		}
574		}
575
#	Line 557 | Line 578 | public class ScheduledExecutorTest exten
578		*/
579		public void testRemove() throws InterruptedException {
580		final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
581	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
582	<	final CountDownLatch threadStarted = new CountDownLatch(1);
583	<	final CountDownLatch done = new CountDownLatch(1);
584	<	try {
581	>	try (PoolCleaner cleaner = cleaner(p)) {
582	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
583	>	final CountDownLatch threadStarted = new CountDownLatch(1);
584	>	final CountDownLatch done = new CountDownLatch(1);
585		for (int i = 0; i < tasks.length; i++) {
586		Runnable r = new CheckedRunnable() {
587		public void realRun() throws InterruptedException {
#	Line 569 | Line 590 | public class ScheduledExecutorTest exten
590		}};
591		tasks[i] = p.schedule(r, 1, MILLISECONDS);
592		}
593	<	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
593	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
594		BlockingQueue<Runnable> q = p.getQueue();
595		assertFalse(p.remove((Runnable)tasks[0]));
596		assertTrue(q.contains((Runnable)tasks[4]));
#	Line 580 | Line 601 | public class ScheduledExecutorTest exten
601		assertTrue(q.contains((Runnable)tasks[3]));
602		assertTrue(p.remove((Runnable)tasks[3]));
603		assertFalse(q.contains((Runnable)tasks[3]));
583	–	} finally {
604		done.countDown();
585	–	joinPool(p);
605		}
606		}
607
608		/**
609	<	* purge removes cancelled tasks from the queue
609	>	* purge eventually removes cancelled tasks from the queue
610		*/
611		public void testPurge() throws InterruptedException {
612		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
613		ScheduledFuture[] tasks = new ScheduledFuture[5];
614	<	for (int i = 0; i < tasks.length; i++) {
615	<	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
616	<	}
614	>	for (int i = 0; i < tasks.length; i++)
615	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
616	>	LONG_DELAY_MS, MILLISECONDS);
617		try {
618		int max = tasks.length;
619		if (tasks[4].cancel(true)) --max;
620		if (tasks[3].cancel(true)) --max;
621		// There must eventually be an interference-free point at
622		// which purge will not fail. (At worst, when queue is empty.)
623	<	int k;
624	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
623	>	long startTime = System.nanoTime();
624	>	do {
625		p.purge();
626		long count = p.getTaskCount();
627	<	if (count >= 0 && count <= max)
628	<	break;
629	<	delay(1);
630	<	}
612	<	assertTrue(k < SMALL_DELAY_MS);
627	>	if (count == max)
628	>	return;
629	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
630	>	fail("Purge failed to remove cancelled tasks");
631		} finally {
632		for (ScheduledFuture task : tasks)
633		task.cancel(true);
#	Line 618 | Line 636 | public class ScheduledExecutorTest exten
636		}
637
638		/**
639	<	* shutDownNow returns a list containing tasks that were not run
639	>	* shutdownNow returns a list containing tasks that were not run,
640	>	* and those tasks are drained from the queue
641		*/
642	<	public void testShutDownNow() throws InterruptedException {
643	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
644	<	for (int i = 0; i < 5; i++)
645	<	p.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
646	<	List l;
642	>	public void testShutdownNow() throws InterruptedException {
643	>	final int poolSize = 2;
644	>	final int count = 5;
645	>	final AtomicInteger ran = new AtomicInteger(0);
646	>	final ScheduledThreadPoolExecutor p =
647	>	new ScheduledThreadPoolExecutor(poolSize);
648	>	final CountDownLatch threadsStarted = new CountDownLatch(poolSize);
649	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
650	>	threadsStarted.countDown();
651	>	try {
652	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
653	>	} catch (InterruptedException success) {}
654	>	ran.getAndIncrement();
655	>	}};
656	>	for (int i = 0; i < count; i++)
657	>	p.execute(waiter);
658	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
659	>	assertEquals(poolSize, p.getActiveCount());
660	>	assertEquals(0, p.getCompletedTaskCount());
661	>	final List<Runnable> queuedTasks;
662		try {
663	<	l = p.shutdownNow();
663	>	queuedTasks = p.shutdownNow();
664		} catch (SecurityException ok) {
665	<	return;
665	>	return; // Allowed in case test doesn't have privs
666		}
667		assertTrue(p.isShutdown());
668	<	assertTrue(l.size() > 0 && l.size() <= 5);
669	<	joinPool(p);
668	>	assertTrue(p.getQueue().isEmpty());
669	>	assertEquals(count - poolSize, queuedTasks.size());
670	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
671	>	assertTrue(p.isTerminated());
672	>	assertEquals(poolSize, ran.get());
673	>	assertEquals(poolSize, p.getCompletedTaskCount());
674		}
675
676		/**
677	<	* In default setting, shutdown cancels periodic but not delayed
678	<	* tasks at shutdown
677	>	* shutdownNow returns a list containing tasks that were not run,
678	>	* and those tasks are drained from the queue
679		*/
680	<	public void testShutDown1() throws InterruptedException {
680	>	public void testShutdownNow_delayedTasks() throws InterruptedException {
681		ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
682	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
683	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
684	<
685	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
686	<	for (int i = 0; i < tasks.length; i++)
687	<	tasks[i] = p.schedule(new NoOpRunnable(),
688	<	SHORT_DELAY_MS, MILLISECONDS);
689	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
690	<	BlockingQueue<Runnable> q = p.getQueue();
691	<	for (ScheduledFuture task : tasks) {
692	<	assertFalse(task.isDone());
693	<	assertFalse(task.isCancelled());
694	<	assertTrue(q.contains(task));
682	>	List<ScheduledFuture> tasks = new ArrayList<>();
683	>	for (int i = 0; i < 3; i++) {
684	>	Runnable r = new NoOpRunnable();
685	>	tasks.add(p.schedule(r, 9, SECONDS));
686	>	tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS));
687	>	tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS));
688	>	}
689	>	if (testImplementationDetails)
690	>	assertEquals(new HashSet(tasks), new HashSet(p.getQueue()));
691	>	final List<Runnable> queuedTasks;
692	>	try {
693	>	queuedTasks = p.shutdownNow();
694	>	} catch (SecurityException ok) {
695	>	return; // Allowed in case test doesn't have privs
696		}
697		assertTrue(p.isShutdown());
698	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
699	<	assertTrue(p.isTerminated());
698	>	assertTrue(p.getQueue().isEmpty());
699	>	if (testImplementationDetails)
700	>	assertEquals(new HashSet(tasks), new HashSet(queuedTasks));
701	>	assertEquals(tasks.size(), queuedTasks.size());
702		for (ScheduledFuture task : tasks) {
703	<	assertTrue(task.isDone());
703	>	assertFalse(task.isDone());
704		assertFalse(task.isCancelled());
705		}
706	<	}
666	<
667	<
668	<	/**
669	<	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
670	<	* delayed tasks are cancelled at shutdown
671	<	*/
672	<	public void testShutDown2() throws InterruptedException {
673	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
674	<	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
675	<	assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
676	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
677	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
678	<	for (int i = 0; i < tasks.length; i++)
679	<	tasks[i] = p.schedule(new NoOpRunnable(),
680	<	SHORT_DELAY_MS, MILLISECONDS);
681	<	BlockingQueue q = p.getQueue();
682	<	assertEquals(tasks.length, q.size());
683	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
684	<	assertTrue(p.isShutdown());
685	<	assertTrue(q.isEmpty());
686	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
706	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
707		assertTrue(p.isTerminated());
688	–	for (ScheduledFuture task : tasks) {
689	–	assertTrue(task.isDone());
690	–	assertTrue(task.isCancelled());
691	–	}
708		}
709
710		/**
711	<	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
712	<	* periodic tasks are cancelled at shutdown
713	<	*/
714	<	public void testShutDown3() throws InterruptedException {
715	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
716	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
717	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
718	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
719	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
720	<	assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
721	<	ScheduledFuture task =
722	<	p.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
711	>	* By default, periodic tasks are cancelled at shutdown.
712	>	* By default, delayed tasks keep running after shutdown.
713	>	* Check that changing the default values work:
714	>	* - setExecuteExistingDelayedTasksAfterShutdownPolicy
715	>	* - setContinueExistingPeriodicTasksAfterShutdownPolicy
716	>	*/
717	>	public void testShutdown_cancellation() throws Exception {
718	>	Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE };
719	>	for (Boolean policy : allBooleans)
720	>	{
721	>	final int poolSize = 2;
722	>	final ScheduledThreadPoolExecutor p
723	>	= new ScheduledThreadPoolExecutor(poolSize);
724	>	final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE);
725	>	final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE);
726	>	final boolean effectiveRemovePolicy = (policy == Boolean.TRUE);
727	>	if (policy != null) {
728	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy);
729	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy);
730	>	p.setRemoveOnCancelPolicy(policy);
731	>	}
732	>	assertEquals(effectiveDelayedPolicy,
733	>	p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
734	>	assertEquals(effectivePeriodicPolicy,
735	>	p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
736	>	assertEquals(effectiveRemovePolicy,
737	>	p.getRemoveOnCancelPolicy());
738	>	// Strategy: Wedge the pool with poolSize "blocker" threads
739	>	final AtomicInteger ran = new AtomicInteger(0);
740	>	final CountDownLatch poolBlocked = new CountDownLatch(poolSize);
741	>	final CountDownLatch unblock = new CountDownLatch(1);
742	>	final CountDownLatch periodicLatch1 = new CountDownLatch(2);
743	>	final CountDownLatch periodicLatch2 = new CountDownLatch(2);
744	>	Runnable task = new CheckedRunnable() { public void realRun()
745	>	throws InterruptedException {
746	>	poolBlocked.countDown();
747	>	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
748	>	ran.getAndIncrement();
749	>	}};
750	>	List<Future<?>> blockers = new ArrayList<>();
751	>	List<Future<?>> periodics = new ArrayList<>();
752	>	List<Future<?>> delayeds = new ArrayList<>();
753	>	for (int i = 0; i < poolSize; i++)
754	>	blockers.add(p.submit(task));
755	>	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
756	>
757	>	periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
758	>	1, 1, MILLISECONDS));
759	>	periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2),
760	>	1, 1, MILLISECONDS));
761	>	delayeds.add(p.schedule(task, 1, MILLISECONDS));
762	>
763	>	assertTrue(p.getQueue().containsAll(periodics));
764	>	assertTrue(p.getQueue().containsAll(delayeds));
765		try { p.shutdown(); } catch (SecurityException ok) { return; }
766		assertTrue(p.isShutdown());
767	<	BlockingQueue q = p.getQueue();
768	<	assertTrue(p.getQueue().isEmpty());
769	<	assertTrue(task.isDone());
770	<	assertTrue(task.isCancelled());
771	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
772	<	assertTrue(p.isTerminated());
773	<	}
774	<
775	<	/**
776	<	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
777	<	* periodic tasks are not cancelled at shutdown
778	<	*/
779	<	public void testShutDown4() throws InterruptedException {
780	<	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
781	<	final CountDownLatch counter = new CountDownLatch(2);
782	<	try {
783	<	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
784	<	assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
785	<	assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
786	<	final Runnable r = new CheckedRunnable() {
787	<	public void realRun() {
788	<	counter.countDown();
731	<	}};
732	<	ScheduledFuture task =
733	<	p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS);
734	<	assertFalse(task.isDone());
735	<	assertFalse(task.isCancelled());
736	<	try { p.shutdown(); } catch (SecurityException ok) { return; }
737	<	assertFalse(task.isCancelled());
738	<	assertFalse(p.isTerminated());
739	<	assertTrue(p.isShutdown());
740	<	assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS));
741	<	assertFalse(task.isCancelled());
742	<	assertTrue(task.cancel(false));
743	<	assertTrue(task.isDone());
744	<	assertTrue(task.isCancelled());
745	<	assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS));
746	<	assertTrue(p.isTerminated());
767	>	assertFalse(p.isTerminated());
768	>	for (Future<?> periodic : periodics) {
769	>	assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled());
770	>	assertTrue(effectivePeriodicPolicy ^ periodic.isDone());
771	>	}
772	>	for (Future<?> delayed : delayeds) {
773	>	assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled());
774	>	assertTrue(effectiveDelayedPolicy ^ delayed.isDone());
775	>	}
776	>	if (testImplementationDetails) {
777	>	assertEquals(effectivePeriodicPolicy,
778	>	p.getQueue().containsAll(periodics));
779	>	assertEquals(effectiveDelayedPolicy,
780	>	p.getQueue().containsAll(delayeds));
781	>	}
782	>	// Release all pool threads
783	>	unblock.countDown();
784	>
785	>	for (Future<?> delayed : delayeds) {
786	>	if (effectiveDelayedPolicy) {
787	>	assertNull(delayed.get());
788	>	}
789		}
790	<	finally {
791	<	joinPool(p);
790	>	if (effectivePeriodicPolicy) {
791	>	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
792	>	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
793	>	for (Future<?> periodic : periodics) {
794	>	assertTrue(periodic.cancel(false));
795	>	assertTrue(periodic.isCancelled());
796	>	assertTrue(periodic.isDone());
797	>	}
798		}
799	<	}
799	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
800	>	assertTrue(p.isTerminated());
801	>	assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
802	>	}}
803
804		/**
805		* completed submit of callable returns result
806		*/
807		public void testSubmitCallable() throws Exception {
808	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
809	<	try {
808	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
809	>	try (PoolCleaner cleaner = cleaner(e)) {
810		Future<String> future = e.submit(new StringTask());
811		String result = future.get();
812		assertSame(TEST_STRING, result);
762	–	} finally {
763	–	joinPool(e);
813		}
814		}
815
#	Line 768 | Line 817 | public class ScheduledExecutorTest exten
817		* completed submit of runnable returns successfully
818		*/
819		public void testSubmitRunnable() throws Exception {
820	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
821	<	try {
820	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
821	>	try (PoolCleaner cleaner = cleaner(e)) {
822		Future<?> future = e.submit(new NoOpRunnable());
823		future.get();
824		assertTrue(future.isDone());
776	–	} finally {
777	–	joinPool(e);
825		}
826		}
827
#	Line 782 | Line 829 | public class ScheduledExecutorTest exten
829		* completed submit of (runnable, result) returns result
830		*/
831		public void testSubmitRunnable2() throws Exception {
832	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
833	<	try {
832	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
833	>	try (PoolCleaner cleaner = cleaner(e)) {
834		Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
835		String result = future.get();
836		assertSame(TEST_STRING, result);
790	–	} finally {
791	–	joinPool(e);
837		}
838		}
839
#	Line 796 | Line 841 | public class ScheduledExecutorTest exten
841		* invokeAny(null) throws NPE
842		*/
843		public void testInvokeAny1() throws Exception {
844	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
845	<	try {
846	<	e.invokeAny(null);
847	<	shouldThrow();
848	<	} catch (NullPointerException success) {
849	<	} finally {
805	<	joinPool(e);
844	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
845	>	try (PoolCleaner cleaner = cleaner(e)) {
846	>	try {
847	>	e.invokeAny(null);
848	>	shouldThrow();
849	>	} catch (NullPointerException success) {}
850		}
851		}
852
#	Line 810 | Line 854 | public class ScheduledExecutorTest exten
854		* invokeAny(empty collection) throws IAE
855		*/
856		public void testInvokeAny2() throws Exception {
857	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
858	<	try {
859	<	e.invokeAny(new ArrayList<Callable<String>>());
860	<	shouldThrow();
861	<	} catch (IllegalArgumentException success) {
862	<	} finally {
819	<	joinPool(e);
857	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
858	>	try (PoolCleaner cleaner = cleaner(e)) {
859	>	try {
860	>	e.invokeAny(new ArrayList<Callable<String>>());
861	>	shouldThrow();
862	>	} catch (IllegalArgumentException success) {}
863		}
864		}
865
#	Line 825 | Line 868 | public class ScheduledExecutorTest exten
868		*/
869		public void testInvokeAny3() throws Exception {
870		CountDownLatch latch = new CountDownLatch(1);
871	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
872	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
873	<	l.add(latchAwaitingStringTask(latch));
874	<	l.add(null);
875	<	try {
876	<	e.invokeAny(l);
877	<	shouldThrow();
878	<	} catch (NullPointerException success) {
879	<	} finally {
871	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
872	>	try (PoolCleaner cleaner = cleaner(e)) {
873	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
874	>	l.add(latchAwaitingStringTask(latch));
875	>	l.add(null);
876	>	try {
877	>	e.invokeAny(l);
878	>	shouldThrow();
879	>	} catch (NullPointerException success) {}
880		latch.countDown();
838	–	joinPool(e);
881		}
882		}
883
#	Line 843 | Line 885 | public class ScheduledExecutorTest exten
885		* invokeAny(c) throws ExecutionException if no task completes
886		*/
887		public void testInvokeAny4() throws Exception {
888	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
889	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
890	<	l.add(new NPETask());
891	<	try {
892	<	e.invokeAny(l);
893	<	shouldThrow();
894	<	} catch (ExecutionException success) {
895	<	assertTrue(success.getCause() instanceof NullPointerException);
896	<	} finally {
897	<	joinPool(e);
888	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
889	>	try (PoolCleaner cleaner = cleaner(e)) {
890	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
891	>	l.add(new NPETask());
892	>	try {
893	>	e.invokeAny(l);
894	>	shouldThrow();
895	>	} catch (ExecutionException success) {
896	>	assertTrue(success.getCause() instanceof NullPointerException);
897	>	}
898		}
899		}
900
#	Line 860 | Line 902 | public class ScheduledExecutorTest exten
902		* invokeAny(c) returns result of some task
903		*/
904		public void testInvokeAny5() throws Exception {
905	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
906	<	try {
905	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
906	>	try (PoolCleaner cleaner = cleaner(e)) {
907		List<Callable<String>> l = new ArrayList<Callable<String>>();
908		l.add(new StringTask());
909		l.add(new StringTask());
910		String result = e.invokeAny(l);
911		assertSame(TEST_STRING, result);
870	–	} finally {
871	–	joinPool(e);
912		}
913		}
914
#	Line 876 | Line 916 | public class ScheduledExecutorTest exten
916		* invokeAll(null) throws NPE
917		*/
918		public void testInvokeAll1() throws Exception {
919	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
920	<	try {
921	<	e.invokeAll(null);
922	<	shouldThrow();
923	<	} catch (NullPointerException success) {
924	<	} finally {
885	<	joinPool(e);
919	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
920	>	try (PoolCleaner cleaner = cleaner(e)) {
921	>	try {
922	>	e.invokeAll(null);
923	>	shouldThrow();
924	>	} catch (NullPointerException success) {}
925		}
926		}
927
#	Line 890 | Line 929 | public class ScheduledExecutorTest exten
929		* invokeAll(empty collection) returns empty collection
930		*/
931		public void testInvokeAll2() throws Exception {
932	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
933	<	try {
932	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
933	>	try (PoolCleaner cleaner = cleaner(e)) {
934		List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
935		assertTrue(r.isEmpty());
897	–	} finally {
898	–	joinPool(e);
936		}
937		}
938
#	Line 903 | Line 940 | public class ScheduledExecutorTest exten
940		* invokeAll(c) throws NPE if c has null elements
941		*/
942		public void testInvokeAll3() throws Exception {
943	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
944	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
945	<	l.add(new StringTask());
946	<	l.add(null);
947	<	try {
948	<	e.invokeAll(l);
949	<	shouldThrow();
950	<	} catch (NullPointerException success) {
951	<	} finally {
915	<	joinPool(e);
943	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
944	>	try (PoolCleaner cleaner = cleaner(e)) {
945	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
946	>	l.add(new StringTask());
947	>	l.add(null);
948	>	try {
949	>	e.invokeAll(l);
950	>	shouldThrow();
951	>	} catch (NullPointerException success) {}
952		}
953		}
954
#	Line 920 | Line 956 | public class ScheduledExecutorTest exten
956		* get of invokeAll(c) throws exception on failed task
957		*/
958		public void testInvokeAll4() throws Exception {
959	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
960	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
961	<	l.add(new NPETask());
962	<	List<Future<String>> futures = e.invokeAll(l);
963	<	assertEquals(1, futures.size());
964	<	try {
965	<	futures.get(0).get();
966	<	shouldThrow();
967	<	} catch (ExecutionException success) {
968	<	assertTrue(success.getCause() instanceof NullPointerException);
969	<	} finally {
970	<	joinPool(e);
959	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
960	>	try (PoolCleaner cleaner = cleaner(e)) {
961	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
962	>	l.add(new NPETask());
963	>	List<Future<String>> futures = e.invokeAll(l);
964	>	assertEquals(1, futures.size());
965	>	try {
966	>	futures.get(0).get();
967	>	shouldThrow();
968	>	} catch (ExecutionException success) {
969	>	assertTrue(success.getCause() instanceof NullPointerException);
970	>	}
971		}
972		}
973
#	Line 939 | Line 975 | public class ScheduledExecutorTest exten
975		* invokeAll(c) returns results of all completed tasks
976		*/
977		public void testInvokeAll5() throws Exception {
978	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
979	<	try {
978	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
979	>	try (PoolCleaner cleaner = cleaner(e)) {
980		List<Callable<String>> l = new ArrayList<Callable<String>>();
981		l.add(new StringTask());
982		l.add(new StringTask());
#	Line 948 | Line 984 | public class ScheduledExecutorTest exten
984		assertEquals(2, futures.size());
985		for (Future<String> future : futures)
986		assertSame(TEST_STRING, future.get());
951	–	} finally {
952	–	joinPool(e);
987		}
988		}
989
#	Line 957 | Line 991 | public class ScheduledExecutorTest exten
991		* timed invokeAny(null) throws NPE
992		*/
993		public void testTimedInvokeAny1() throws Exception {
994	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
995	<	try {
996	<	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
997	<	shouldThrow();
998	<	} catch (NullPointerException success) {
999	<	} finally {
966	<	joinPool(e);
994	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
995	>	try (PoolCleaner cleaner = cleaner(e)) {
996	>	try {
997	>	e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS);
998	>	shouldThrow();
999	>	} catch (NullPointerException success) {}
1000		}
1001		}
1002
#	Line 971 | Line 1004 | public class ScheduledExecutorTest exten
1004		* timed invokeAny(,,null) throws NPE
1005		*/
1006		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1007	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1008	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1009	<	l.add(new StringTask());
1010	<	try {
1011	<	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1012	<	shouldThrow();
1013	<	} catch (NullPointerException success) {
1014	<	} finally {
982	<	joinPool(e);
1007	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1008	>	try (PoolCleaner cleaner = cleaner(e)) {
1009	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1010	>	l.add(new StringTask());
1011	>	try {
1012	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
1013	>	shouldThrow();
1014	>	} catch (NullPointerException success) {}
1015		}
1016		}
1017
#	Line 987 | Line 1019 | public class ScheduledExecutorTest exten
1019		* timed invokeAny(empty collection) throws IAE
1020		*/
1021		public void testTimedInvokeAny2() throws Exception {
1022	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1023	<	try {
1024	<	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1025	<	shouldThrow();
1026	<	} catch (IllegalArgumentException success) {
1027	<	} finally {
996	<	joinPool(e);
1022	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1023	>	try (PoolCleaner cleaner = cleaner(e)) {
1024	>	try {
1025	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1026	>	shouldThrow();
1027	>	} catch (IllegalArgumentException success) {}
1028		}
1029		}
1030
#	Line 1002 | Line 1033 | public class ScheduledExecutorTest exten
1033		*/
1034		public void testTimedInvokeAny3() throws Exception {
1035		CountDownLatch latch = new CountDownLatch(1);
1036	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1037	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1038	<	l.add(latchAwaitingStringTask(latch));
1039	<	l.add(null);
1040	<	try {
1041	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1042	<	shouldThrow();
1043	<	} catch (NullPointerException success) {
1044	<	} finally {
1036	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1037	>	try (PoolCleaner cleaner = cleaner(e)) {
1038	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1039	>	l.add(latchAwaitingStringTask(latch));
1040	>	l.add(null);
1041	>	try {
1042	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1043	>	shouldThrow();
1044	>	} catch (NullPointerException success) {}
1045		latch.countDown();
1015	–	joinPool(e);
1046		}
1047		}
1048
#	Line 1020 | Line 1050 | public class ScheduledExecutorTest exten
1050		* timed invokeAny(c) throws ExecutionException if no task completes
1051		*/
1052		public void testTimedInvokeAny4() throws Exception {
1053	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1054	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1055	<	l.add(new NPETask());
1056	<	try {
1057	<	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1058	<	shouldThrow();
1059	<	} catch (ExecutionException success) {
1060	<	assertTrue(success.getCause() instanceof NullPointerException);
1061	<	} finally {
1062	<	joinPool(e);
1053	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1054	>	try (PoolCleaner cleaner = cleaner(e)) {
1055	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1056	>	l.add(new NPETask());
1057	>	try {
1058	>	e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1059	>	shouldThrow();
1060	>	} catch (ExecutionException success) {
1061	>	assertTrue(success.getCause() instanceof NullPointerException);
1062	>	}
1063		}
1064		}
1065
#	Line 1037 | Line 1067 | public class ScheduledExecutorTest exten
1067		* timed invokeAny(c) returns result of some task
1068		*/
1069		public void testTimedInvokeAny5() throws Exception {
1070	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1071	<	try {
1070	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1071	>	try (PoolCleaner cleaner = cleaner(e)) {
1072		List<Callable<String>> l = new ArrayList<Callable<String>>();
1073		l.add(new StringTask());
1074		l.add(new StringTask());
1075		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1076		assertSame(TEST_STRING, result);
1047	–	} finally {
1048	–	joinPool(e);
1077		}
1078		}
1079
#	Line 1053 | Line 1081 | public class ScheduledExecutorTest exten
1081		* timed invokeAll(null) throws NPE
1082		*/
1083		public void testTimedInvokeAll1() throws Exception {
1084	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1085	<	try {
1086	<	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1087	<	shouldThrow();
1088	<	} catch (NullPointerException success) {
1089	<	} finally {
1062	<	joinPool(e);
1084	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1085	>	try (PoolCleaner cleaner = cleaner(e)) {
1086	>	try {
1087	>	e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS);
1088	>	shouldThrow();
1089	>	} catch (NullPointerException success) {}
1090		}
1091		}
1092
#	Line 1067 | Line 1094 | public class ScheduledExecutorTest exten
1094		* timed invokeAll(,,null) throws NPE
1095		*/
1096		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1097	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1098	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1099	<	l.add(new StringTask());
1100	<	try {
1101	<	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1102	<	shouldThrow();
1103	<	} catch (NullPointerException success) {
1104	<	} finally {
1078	<	joinPool(e);
1097	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1098	>	try (PoolCleaner cleaner = cleaner(e)) {
1099	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1100	>	l.add(new StringTask());
1101	>	try {
1102	>	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1103	>	shouldThrow();
1104	>	} catch (NullPointerException success) {}
1105		}
1106		}
1107
#	Line 1083 | Line 1109 | public class ScheduledExecutorTest exten
1109		* timed invokeAll(empty collection) returns empty collection
1110		*/
1111		public void testTimedInvokeAll2() throws Exception {
1112	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1113	<	try {
1114	<	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS);
1112	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1113	>	try (PoolCleaner cleaner = cleaner(e)) {
1114	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(),
1115	>	MEDIUM_DELAY_MS, MILLISECONDS);
1116		assertTrue(r.isEmpty());
1090	–	} finally {
1091	–	joinPool(e);
1117		}
1118		}
1119
#	Line 1096 | Line 1121 | public class ScheduledExecutorTest exten
1121		* timed invokeAll(c) throws NPE if c has null elements
1122		*/
1123		public void testTimedInvokeAll3() throws Exception {
1124	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1125	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1126	<	l.add(new StringTask());
1127	<	l.add(null);
1128	<	try {
1129	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1130	<	shouldThrow();
1131	<	} catch (NullPointerException success) {
1132	<	} finally {
1108	<	joinPool(e);
1124	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1125	>	try (PoolCleaner cleaner = cleaner(e)) {
1126	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1127	>	l.add(new StringTask());
1128	>	l.add(null);
1129	>	try {
1130	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1131	>	shouldThrow();
1132	>	} catch (NullPointerException success) {}
1133		}
1134		}
1135
#	Line 1113 | Line 1137 | public class ScheduledExecutorTest exten
1137		* get of element of invokeAll(c) throws exception on failed task
1138		*/
1139		public void testTimedInvokeAll4() throws Exception {
1140	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1141	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1142	<	l.add(new NPETask());
1143	<	List<Future<String>> futures =
1144	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1145	<	assertEquals(1, futures.size());
1146	<	try {
1147	<	futures.get(0).get();
1148	<	shouldThrow();
1149	<	} catch (ExecutionException success) {
1150	<	assertTrue(success.getCause() instanceof NullPointerException);
1151	<	} finally {
1152	<	joinPool(e);
1140	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1141	>	try (PoolCleaner cleaner = cleaner(e)) {
1142	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1143	>	l.add(new NPETask());
1144	>	List<Future<String>> futures =
1145	>	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1146	>	assertEquals(1, futures.size());
1147	>	try {
1148	>	futures.get(0).get();
1149	>	shouldThrow();
1150	>	} catch (ExecutionException success) {
1151	>	assertTrue(success.getCause() instanceof NullPointerException);
1152	>	}
1153		}
1154		}
1155
#	Line 1133 | Line 1157 | public class ScheduledExecutorTest exten
1157		* timed invokeAll(c) returns results of all completed tasks
1158		*/
1159		public void testTimedInvokeAll5() throws Exception {
1160	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1161	<	try {
1160	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1161	>	try (PoolCleaner cleaner = cleaner(e)) {
1162		List<Callable<String>> l = new ArrayList<Callable<String>>();
1163		l.add(new StringTask());
1164		l.add(new StringTask());
1165		List<Future<String>> futures =
1166	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1166	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1167		assertEquals(2, futures.size());
1168		for (Future<String> future : futures)
1169		assertSame(TEST_STRING, future.get());
1146	–	} finally {
1147	–	joinPool(e);
1170		}
1171		}
1172
#	Line 1152 | Line 1174 | public class ScheduledExecutorTest exten
1174		* timed invokeAll(c) cancels tasks not completed by timeout
1175		*/
1176		public void testTimedInvokeAll6() throws Exception {
1177	<	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1178	<	try {
1179	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1180	<	l.add(new StringTask());
1181	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1182	<	l.add(new StringTask());
1183	<	List<Future<String>> futures =
1184	<	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1185	<	assertEquals(3, futures.size());
1186	<	Iterator<Future<String>> it = futures.iterator();
1187	<	Future<String> f1 = it.next();
1188	<	Future<String> f2 = it.next();
1189	<	Future<String> f3 = it.next();
1190	<	assertTrue(f1.isDone());
1191	<	assertTrue(f2.isDone());
1192	<	assertTrue(f3.isDone());
1193	<	assertFalse(f1.isCancelled());
1194	<	assertTrue(f2.isCancelled());
1195	<	} finally {
1196	<	joinPool(e);
1177	>	final ExecutorService e = new ScheduledThreadPoolExecutor(2);
1178	>	try (PoolCleaner cleaner = cleaner(e)) {
1179	>	for (long timeout = timeoutMillis();;) {
1180	>	List<Callable<String>> tasks = new ArrayList<>();
1181	>	tasks.add(new StringTask("0"));
1182	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1183	>	tasks.add(new StringTask("2"));
1184	>	long startTime = System.nanoTime();
1185	>	List<Future<String>> futures =
1186	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1187	>	assertEquals(tasks.size(), futures.size());
1188	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1189	>	for (Future future : futures)
1190	>	assertTrue(future.isDone());
1191	>	assertTrue(futures.get(1).isCancelled());
1192	>	try {
1193	>	assertEquals("0", futures.get(0).get());
1194	>	assertEquals("2", futures.get(2).get());
1195	>	break;
1196	>	} catch (CancellationException retryWithLongerTimeout) {
1197	>	timeout *= 2;
1198	>	if (timeout >= LONG_DELAY_MS / 2)
1199	>	fail("expected exactly one task to be cancelled");
1200	>	}
1201	>	}
1202		}
1203		}
1204
1178	–
1205		}

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