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Comparing jsr166/src/test/tck/ScheduledExecutorSubclassTest.java (file contents):
Revision 1.8 by jsr166, Sat Nov 21 17:38:05 2009 UTC vs.
Revision 1.45 by jsr166, Sun Oct 4 02:15:08 2015 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	–	import junit.framework.*;
8	–	import java.util.*;
9	–	import java.util.concurrent.*;
7		import static java.util.concurrent.TimeUnit.MILLISECONDS;
8	<	import java.util.concurrent.atomic.*;
8	>	import static java.util.concurrent.TimeUnit.SECONDS;
9	>
10	>	import java.util.ArrayList;
11	>	import java.util.HashSet;
12	>	import java.util.List;
13	>	import java.util.concurrent.BlockingQueue;
14	>	import java.util.concurrent.Callable;
15	>	import java.util.concurrent.CancellationException;
16	>	import java.util.concurrent.CountDownLatch;
17	>	import java.util.concurrent.Delayed;
18	>	import java.util.concurrent.ExecutionException;
19	>	import java.util.concurrent.Executors;
20	>	import java.util.concurrent.ExecutorService;
21	>	import java.util.concurrent.Future;
22	>	import java.util.concurrent.RejectedExecutionException;
23	>	import java.util.concurrent.RejectedExecutionHandler;
24	>	import java.util.concurrent.RunnableScheduledFuture;
25	>	import java.util.concurrent.ScheduledFuture;
26	>	import java.util.concurrent.ScheduledThreadPoolExecutor;
27	>	import java.util.concurrent.ThreadFactory;
28	>	import java.util.concurrent.ThreadPoolExecutor;
29	>	import java.util.concurrent.TimeoutException;
30	>	import java.util.concurrent.TimeUnit;
31	>	import java.util.concurrent.atomic.AtomicInteger;
32	>
33	>	import junit.framework.Test;
34	>	import junit.framework.TestSuite;
35
36		public class ScheduledExecutorSubclassTest extends JSR166TestCase {
37		public static void main(String[] args) {
38	<	junit.textui.TestRunner.run (suite());
38	>	main(suite(), args);
39		}
40		public static Test suite() {
41		return new TestSuite(ScheduledExecutorSubclassTest.class);
#	Line 36 | Line 59 | public class ScheduledExecutorSubclassTe
59		}
60		public boolean isCancelled() { return task.isCancelled(); }
61		public boolean isDone() { return task.isDone(); }
62	<	public V get() throws InterruptedException,  ExecutionException {
62	>	public V get() throws InterruptedException, ExecutionException {
63		V v = task.get();
64		assertTrue(ran);
65		return v;
66		}
67	<	public V get(long time, TimeUnit unit) throws InterruptedException,  ExecutionException, TimeoutException {
67	>	public V get(long time, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
68		V v = task.get(time, unit);
69		assertTrue(ran);
70		return v;
71		}
72		}
73
51	–
74		public class CustomExecutor extends ScheduledThreadPoolExecutor {
75
76		protected <V> RunnableScheduledFuture<V> decorateTask(Runnable r, RunnableScheduledFuture<V> task) {
#	Line 58 | Line 80 | public class ScheduledExecutorSubclassTe
80		protected <V> RunnableScheduledFuture<V> decorateTask(Callable<V> c, RunnableScheduledFuture<V> task) {
81		return new CustomTask<V>(task);
82		}
83	<	CustomExecutor(int corePoolSize) { super(corePoolSize);}
83	>	CustomExecutor(int corePoolSize) { super(corePoolSize); }
84		CustomExecutor(int corePoolSize, RejectedExecutionHandler handler) {
85		super(corePoolSize, handler);
86		}
#	Line 73 | Line 95 | public class ScheduledExecutorSubclassTe
95
96		}
97
76	–
77	–
98		/**
99		* execute successfully executes a runnable
100		*/
101		public void testExecute() throws InterruptedException {
102	<	TrackedShortRunnable runnable =new TrackedShortRunnable();
103	<	CustomExecutor p1 = new CustomExecutor(1);
104	<	p1.execute(runnable);
105	<	assertFalse(runnable.done);
106	<	Thread.sleep(SHORT_DELAY_MS);
107	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
108	<	Thread.sleep(MEDIUM_DELAY_MS);
109	<	assertTrue(runnable.done);
110	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
111	<	joinPool(p1);
102	>	CustomExecutor p = new CustomExecutor(1);
103	>	final CountDownLatch done = new CountDownLatch(1);
104	>	final Runnable task = new CheckedRunnable() {
105	>	public void realRun() {
106	>	done.countDown();
107	>	}};
108	>	try {
109	>	p.execute(task);
110	>	assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS));
111	>	} finally {
112	>	joinPool(p);
113	>	}
114		}
115
94	–
116		/**
117		* delayed schedule of callable successfully executes after delay
118		*/
119		public void testSchedule1() throws Exception {
120	<	TrackedCallable callable = new TrackedCallable();
121	<	CustomExecutor p1 = new CustomExecutor(1);
122	<	Future f = p1.schedule(callable, SHORT_DELAY_MS, MILLISECONDS);
123	<	assertFalse(callable.done);
124	<	Thread.sleep(MEDIUM_DELAY_MS);
125	<	assertTrue(callable.done);
126	<	assertEquals(Boolean.TRUE, f.get());
127	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
128	<	joinPool(p1);
120	>	CustomExecutor p = new CustomExecutor(1);
121	>	final long startTime = System.nanoTime();
122	>	final CountDownLatch done = new CountDownLatch(1);
123	>	try {
124	>	Callable task = new CheckedCallable<Boolean>() {
125	>	public Boolean realCall() {
126	>	done.countDown();
127	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
128	>	return Boolean.TRUE;
129	>	}};
130	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
131	>	assertSame(Boolean.TRUE, f.get());
132	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
133	>	assertTrue(done.await(0L, MILLISECONDS));
134	>	} finally {
135	>	joinPool(p);
136	>	}
137		}
138
139		/**
140	<	*  delayed schedule of runnable successfully executes after delay
141	<	*/
142	<	public void testSchedule3() throws InterruptedException {
143	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
144	<	CustomExecutor p1 = new CustomExecutor(1);
145	<	p1.schedule(runnable, SMALL_DELAY_MS, MILLISECONDS);
146	<	Thread.sleep(SHORT_DELAY_MS);
147	<	assertFalse(runnable.done);
148	<	Thread.sleep(MEDIUM_DELAY_MS);
149	<	assertTrue(runnable.done);
150	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
151	<	joinPool(p1);
140	>	* delayed schedule of runnable successfully executes after delay
141	>	*/
142	>	public void testSchedule3() throws Exception {
143	>	CustomExecutor p = new CustomExecutor(1);
144	>	final long startTime = System.nanoTime();
145	>	final CountDownLatch done = new CountDownLatch(1);
146	>	try {
147	>	Runnable task = new CheckedRunnable() {
148	>	public void realRun() {
149	>	done.countDown();
150	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
151	>	}};
152	>	Future f = p.schedule(task, timeoutMillis(), MILLISECONDS);
153	>	await(done);
154	>	assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
155	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
156	>	} finally {
157	>	joinPool(p);
158	>	}
159		}
160
161		/**
162		* scheduleAtFixedRate executes runnable after given initial delay
163		*/
164		public void testSchedule4() throws InterruptedException {
165	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
166	<	CustomExecutor p1 = new CustomExecutor(1);
167	<	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
168	<	assertFalse(runnable.done);
169	<	Thread.sleep(MEDIUM_DELAY_MS);
170	<	assertTrue(runnable.done);
171	<	h.cancel(true);
172	<	joinPool(p1);
173	<	}
174	<
175	<	static class RunnableCounter implements Runnable {
176	<	AtomicInteger count = new AtomicInteger(0);
177	<	public void run() { count.getAndIncrement(); }
165	>	CustomExecutor p = new CustomExecutor(1);
166	>	final long startTime = System.nanoTime();
167	>	final CountDownLatch done = new CountDownLatch(1);
168	>	try {
169	>	Runnable task = new CheckedRunnable() {
170	>	public void realRun() {
171	>	done.countDown();
172	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
173	>	}};
174	>	ScheduledFuture f =
175	>	p.scheduleAtFixedRate(task, timeoutMillis(),
176	>	LONG_DELAY_MS, MILLISECONDS);
177	>	await(done);
178	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
179	>	f.cancel(true);
180	>	} finally {
181	>	joinPool(p);
182	>	}
183		}
184
185		/**
186		* scheduleWithFixedDelay executes runnable after given initial delay
187		*/
188		public void testSchedule5() throws InterruptedException {
189	<	TrackedShortRunnable runnable = new TrackedShortRunnable();
190	<	CustomExecutor p1 = new CustomExecutor(1);
191	<	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, MILLISECONDS);
192	<	assertFalse(runnable.done);
193	<	Thread.sleep(MEDIUM_DELAY_MS);
194	<	assertTrue(runnable.done);
195	<	h.cancel(true);
196	<	joinPool(p1);
189	>	CustomExecutor p = new CustomExecutor(1);
190	>	final long startTime = System.nanoTime();
191	>	final CountDownLatch done = new CountDownLatch(1);
192	>	try {
193	>	Runnable task = new CheckedRunnable() {
194	>	public void realRun() {
195	>	done.countDown();
196	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
197	>	}};
198	>	ScheduledFuture f =
199	>	p.scheduleWithFixedDelay(task, timeoutMillis(),
200	>	LONG_DELAY_MS, MILLISECONDS);
201	>	await(done);
202	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
203	>	f.cancel(true);
204	>	} finally {
205	>	joinPool(p);
206	>	}
207	>	}
208	>
209	>	static class RunnableCounter implements Runnable {
210	>	AtomicInteger count = new AtomicInteger(0);
211	>	public void run() { count.getAndIncrement(); }
212		}
213
214		/**
215		* scheduleAtFixedRate executes series of tasks at given rate
216		*/
217		public void testFixedRateSequence() throws InterruptedException {
218	<	CustomExecutor p1 = new CustomExecutor(1);
219	<	RunnableCounter counter = new RunnableCounter();
220	<	ScheduledFuture h =
221	<	p1.scheduleAtFixedRate(counter, 0, 1, MILLISECONDS);
222	<	Thread.sleep(SMALL_DELAY_MS);
223	<	h.cancel(true);
224	<	int c = counter.count.get();
225	<	// By time scaling conventions, we must have at least
226	<	// an execution per SHORT delay, but no more than one SHORT more
227	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
228	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
229	<	joinPool(p1);
218	>	CustomExecutor p = new CustomExecutor(1);
219	>	try {
220	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
221	>	long startTime = System.nanoTime();
222	>	int cycles = 10;
223	>	final CountDownLatch done = new CountDownLatch(cycles);
224	>	Runnable task = new CheckedRunnable() {
225	>	public void realRun() { done.countDown(); }};
226	>	ScheduledFuture h =
227	>	p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS);
228	>	done.await();
229	>	h.cancel(true);
230	>	double normalizedTime =
231	>	(double) millisElapsedSince(startTime) / delay;
232	>	if (normalizedTime >= cycles - 1 &&
233	>	normalizedTime <= cycles)
234	>	return;
235	>	}
236	>	throw new AssertionError("unexpected execution rate");
237	>	} finally {
238	>	joinPool(p);
239	>	}
240		}
241
242		/**
243		* scheduleWithFixedDelay executes series of tasks with given period
244		*/
245		public void testFixedDelaySequence() throws InterruptedException {
246	<	CustomExecutor p1 = new CustomExecutor(1);
247	<	RunnableCounter counter = new RunnableCounter();
248	<	ScheduledFuture h =
249	<	p1.scheduleWithFixedDelay(counter, 0, 1, MILLISECONDS);
250	<	Thread.sleep(SMALL_DELAY_MS);
251	<	h.cancel(true);
252	<	int c = counter.count.get();
253	<	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
254	<	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
255	<	joinPool(p1);
246	>	CustomExecutor p = new CustomExecutor(1);
247	>	try {
248	>	for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) {
249	>	long startTime = System.nanoTime();
250	>	int cycles = 10;
251	>	final CountDownLatch done = new CountDownLatch(cycles);
252	>	Runnable task = new CheckedRunnable() {
253	>	public void realRun() { done.countDown(); }};
254	>	ScheduledFuture h =
255	>	p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS);
256	>	done.await();
257	>	h.cancel(true);
258	>	double normalizedTime =
259	>	(double) millisElapsedSince(startTime) / delay;
260	>	if (normalizedTime >= cycles - 1 &&
261	>	normalizedTime <= cycles)
262	>	return;
263	>	}
264	>	throw new AssertionError("unexpected execution rate");
265	>	} finally {
266	>	joinPool(p);
267	>	}
268		}
269
192	–
270		/**
271	<	*  execute (null) throws NPE
271	>	* execute(null) throws NPE
272		*/
273		public void testExecuteNull() throws InterruptedException {
274		CustomExecutor se = new CustomExecutor(1);
#	Line 203 | Line 280 | public class ScheduledExecutorSubclassTe
280		}
281
282		/**
283	<	* schedule (null) throws NPE
283	>	* schedule(null) throws NPE
284		*/
285		public void testScheduleNull() throws InterruptedException {
286		CustomExecutor se = new CustomExecutor(1);
#	Line 251 | Line 328 | public class ScheduledExecutorSubclassTe
328		/**
329		* schedule callable throws RejectedExecutionException if shutdown
330		*/
331	<	public void testSchedule3_RejectedExecutionException() {
332	<	CustomExecutor se = new CustomExecutor(1);
333	<	try {
334	<	se.shutdown();
335	<	se.schedule(new NoOpCallable(),
336	<	MEDIUM_DELAY_MS, MILLISECONDS);
337	<	shouldThrow();
338	<	} catch (RejectedExecutionException success) {
339	<	} catch (SecurityException ok) {
340	<	}
341	<	joinPool(se);
331	>	public void testSchedule3_RejectedExecutionException() {
332	>	CustomExecutor se = new CustomExecutor(1);
333	>	try {
334	>	se.shutdown();
335	>	se.schedule(new NoOpCallable(),
336	>	MEDIUM_DELAY_MS, MILLISECONDS);
337	>	shouldThrow();
338	>	} catch (RejectedExecutionException success) {
339	>	} catch (SecurityException ok) {
340	>	}
341	>	joinPool(se);
342		}
343
344		/**
345	<	*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
345	>	* scheduleAtFixedRate throws RejectedExecutionException if shutdown
346		*/
347		public void testScheduleAtFixedRate1_RejectedExecutionException() {
348		CustomExecutor se = new CustomExecutor(1);
#	Line 297 | Line 374 | public class ScheduledExecutorSubclassTe
374		}
375
376		/**
377	<	*  getActiveCount increases but doesn't overestimate, when a
378	<	*  thread becomes active
377	>	* getActiveCount increases but doesn't overestimate, when a
378	>	* thread becomes active
379		*/
380		public void testGetActiveCount() throws InterruptedException {
381	<	CustomExecutor p2 = new CustomExecutor(2);
382	<	assertEquals(0, p2.getActiveCount());
383	<	p2.execute(new SmallRunnable());
384	<	Thread.sleep(SHORT_DELAY_MS);
385	<	assertEquals(1, p2.getActiveCount());
386	<	joinPool(p2);
381	>	final ThreadPoolExecutor p = new CustomExecutor(2);
382	>	final CountDownLatch threadStarted = new CountDownLatch(1);
383	>	final CountDownLatch done = new CountDownLatch(1);
384	>	try {
385	>	assertEquals(0, p.getActiveCount());
386	>	p.execute(new CheckedRunnable() {
387	>	public void realRun() throws InterruptedException {
388	>	threadStarted.countDown();
389	>	assertEquals(1, p.getActiveCount());
390	>	done.await();
391	>	}});
392	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
393	>	assertEquals(1, p.getActiveCount());
394	>	} finally {
395	>	done.countDown();
396	>	joinPool(p);
397	>	}
398		}
399
400		/**
401	<	*    getCompletedTaskCount increases, but doesn't overestimate,
402	<	*   when tasks complete
401	>	* getCompletedTaskCount increases, but doesn't overestimate,
402	>	* when tasks complete
403		*/
404	<	public void testGetCompletedTaskCount()throws InterruptedException  {
405	<	CustomExecutor p2 = new CustomExecutor(2);
406	<	assertEquals(0, p2.getCompletedTaskCount());
407	<	p2.execute(new SmallRunnable());
408	<	Thread.sleep(MEDIUM_DELAY_MS);
409	<	assertEquals(1, p2.getCompletedTaskCount());
410	<	joinPool(p2);
404	>	public void testGetCompletedTaskCount() throws InterruptedException {
405	>	final ThreadPoolExecutor p = new CustomExecutor(2);
406	>	final CountDownLatch threadStarted = new CountDownLatch(1);
407	>	final CountDownLatch threadProceed = new CountDownLatch(1);
408	>	final CountDownLatch threadDone = new CountDownLatch(1);
409	>	try {
410	>	assertEquals(0, p.getCompletedTaskCount());
411	>	p.execute(new CheckedRunnable() {
412	>	public void realRun() throws InterruptedException {
413	>	threadStarted.countDown();
414	>	assertEquals(0, p.getCompletedTaskCount());
415	>	threadProceed.await();
416	>	threadDone.countDown();
417	>	}});
418	>	await(threadStarted);
419	>	assertEquals(0, p.getCompletedTaskCount());
420	>	threadProceed.countDown();
421	>	threadDone.await();
422	>	long startTime = System.nanoTime();
423	>	while (p.getCompletedTaskCount() != 1) {
424	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
425	>	fail("timed out");
426	>	Thread.yield();
427	>	}
428	>	} finally {
429	>	joinPool(p);
430	>	}
431		}
432
433		/**
434	<	*  getCorePoolSize returns size given in constructor if not otherwise set
434	>	* getCorePoolSize returns size given in constructor if not otherwise set
435		*/
436		public void testGetCorePoolSize() {
437	<	CustomExecutor p1 = new CustomExecutor(1);
438	<	assertEquals(1, p1.getCorePoolSize());
439	<	joinPool(p1);
437	>	CustomExecutor p = new CustomExecutor(1);
438	>	assertEquals(1, p.getCorePoolSize());
439	>	joinPool(p);
440		}
441
442		/**
443	<	*    getLargestPoolSize increases, but doesn't overestimate, when
444	<	*   multiple threads active
443	>	* getLargestPoolSize increases, but doesn't overestimate, when
444	>	* multiple threads active
445		*/
446		public void testGetLargestPoolSize() throws InterruptedException {
447	<	CustomExecutor p2 = new CustomExecutor(2);
448	<	assertEquals(0, p2.getLargestPoolSize());
449	<	p2.execute(new SmallRunnable());
450	<	p2.execute(new SmallRunnable());
451	<	Thread.sleep(SHORT_DELAY_MS);
452	<	assertEquals(2, p2.getLargestPoolSize());
453	<	joinPool(p2);
447	>	final int THREADS = 3;
448	>	final ThreadPoolExecutor p = new CustomExecutor(THREADS);
449	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
450	>	final CountDownLatch done = new CountDownLatch(1);
451	>	try {
452	>	assertEquals(0, p.getLargestPoolSize());
453	>	for (int i = 0; i < THREADS; i++)
454	>	p.execute(new CheckedRunnable() {
455	>	public void realRun() throws InterruptedException {
456	>	threadsStarted.countDown();
457	>	done.await();
458	>	assertEquals(THREADS, p.getLargestPoolSize());
459	>	}});
460	>	assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
461	>	assertEquals(THREADS, p.getLargestPoolSize());
462	>	} finally {
463	>	done.countDown();
464	>	joinPool(p);
465	>	assertEquals(THREADS, p.getLargestPoolSize());
466	>	}
467		}
468
469		/**
470	<	*   getPoolSize increases, but doesn't overestimate, when threads
471	<	*   become active
470	>	* getPoolSize increases, but doesn't overestimate, when threads
471	>	* become active
472		*/
473	<	public void testGetPoolSize() {
474	<	CustomExecutor p1 = new CustomExecutor(1);
475	<	assertEquals(0, p1.getPoolSize());
476	<	p1.execute(new SmallRunnable());
477	<	assertEquals(1, p1.getPoolSize());
478	<	joinPool(p1);
473	>	public void testGetPoolSize() throws InterruptedException {
474	>	final ThreadPoolExecutor p = new CustomExecutor(1);
475	>	final CountDownLatch threadStarted = new CountDownLatch(1);
476	>	final CountDownLatch done = new CountDownLatch(1);
477	>	try {
478	>	assertEquals(0, p.getPoolSize());
479	>	p.execute(new CheckedRunnable() {
480	>	public void realRun() throws InterruptedException {
481	>	threadStarted.countDown();
482	>	assertEquals(1, p.getPoolSize());
483	>	done.await();
484	>	}});
485	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
486	>	assertEquals(1, p.getPoolSize());
487	>	} finally {
488	>	done.countDown();
489	>	joinPool(p);
490	>	}
491		}
492
493		/**
494	<	*    getTaskCount increases, but doesn't overestimate, when tasks
495	<	*    submitted
494	>	* getTaskCount increases, but doesn't overestimate, when tasks
495	>	* submitted
496		*/
497		public void testGetTaskCount() throws InterruptedException {
498	<	CustomExecutor p1 = new CustomExecutor(1);
499	<	assertEquals(0, p1.getTaskCount());
500	<	for (int i = 0; i < 5; i++)
501	<	p1.execute(new SmallRunnable());
502	<	Thread.sleep(SHORT_DELAY_MS);
503	<	assertEquals(5, p1.getTaskCount());
504	<	joinPool(p1);
498	>	final ThreadPoolExecutor p = new CustomExecutor(1);
499	>	final CountDownLatch threadStarted = new CountDownLatch(1);
500	>	final CountDownLatch done = new CountDownLatch(1);
501	>	final int TASKS = 5;
502	>	try {
503	>	assertEquals(0, p.getTaskCount());
504	>	for (int i = 0; i < TASKS; i++)
505	>	p.execute(new CheckedRunnable() {
506	>	public void realRun() throws InterruptedException {
507	>	threadStarted.countDown();
508	>	done.await();
509	>	}});
510	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
511	>	assertEquals(TASKS, p.getTaskCount());
512	>	} finally {
513	>	done.countDown();
514	>	joinPool(p);
515	>	}
516		}
517
518		/**
#	Line 407 | Line 551 | public class ScheduledExecutorSubclassTe
551		}
552
553		/**
554	<	*   is isShutDown is false before shutdown, true after
554	>	* isShutdown is false before shutdown, true after
555		*/
556		public void testIsShutdown() {
557	<	CustomExecutor p1 = new CustomExecutor(1);
557	>	CustomExecutor p = new CustomExecutor(1);
558		try {
559	<	assertFalse(p1.isShutdown());
559	>	assertFalse(p.isShutdown());
560		}
561		finally {
562	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
562	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
563		}
564	<	assertTrue(p1.isShutdown());
564	>	assertTrue(p.isShutdown());
565		}
566
423	–
567		/**
568	<	*  isTerminated is false before termination, true after
568	>	* isTerminated is false before termination, true after
569		*/
570		public void testIsTerminated() throws InterruptedException {
571	<	CustomExecutor p1 = new CustomExecutor(1);
571	>	final ThreadPoolExecutor p = new CustomExecutor(1);
572	>	final CountDownLatch threadStarted = new CountDownLatch(1);
573	>	final CountDownLatch done = new CountDownLatch(1);
574	>	assertFalse(p.isTerminated());
575		try {
576	<	p1.execute(new SmallRunnable());
576	>	p.execute(new CheckedRunnable() {
577	>	public void realRun() throws InterruptedException {
578	>	assertFalse(p.isTerminated());
579	>	threadStarted.countDown();
580	>	done.await();
581	>	}});
582	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
583	>	assertFalse(p.isTerminating());
584	>	done.countDown();
585		} finally {
586	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
586	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
587		}
588	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
589	<	assertTrue(p1.isTerminated());
588	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
589	>	assertTrue(p.isTerminated());
590		}
591
592		/**
593	<	*  isTerminating is not true when running or when terminated
593	>	* isTerminating is not true when running or when terminated
594		*/
595		public void testIsTerminating() throws InterruptedException {
596	<	CustomExecutor p1 = new CustomExecutor(1);
597	<	assertFalse(p1.isTerminating());
598	<	try {
599	<	p1.execute(new SmallRunnable());
600	<	assertFalse(p1.isTerminating());
601	<	} finally {
602	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
603	<	}
604	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
605	<	assertTrue(p1.isTerminated());
606	<	assertFalse(p1.isTerminating());
596	>	final ThreadPoolExecutor p = new CustomExecutor(1);
597	>	final CountDownLatch threadStarted = new CountDownLatch(1);
598	>	final CountDownLatch done = new CountDownLatch(1);
599	>	try {
600	>	assertFalse(p.isTerminating());
601	>	p.execute(new CheckedRunnable() {
602	>	public void realRun() throws InterruptedException {
603	>	assertFalse(p.isTerminating());
604	>	threadStarted.countDown();
605	>	done.await();
606	>	}});
607	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
608	>	assertFalse(p.isTerminating());
609	>	done.countDown();
610	>	} finally {
611	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
612	>	}
613	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
614	>	assertTrue(p.isTerminated());
615	>	assertFalse(p.isTerminating());
616		}
617
618		/**
619		* getQueue returns the work queue, which contains queued tasks
620		*/
621		public void testGetQueue() throws InterruptedException {
622	<	CustomExecutor p1 = new CustomExecutor(1);
623	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
624	<	for (int i = 0; i < 5; i++) {
625	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
626	<	}
627	<	try {
628	<	Thread.sleep(SHORT_DELAY_MS);
629	<	BlockingQueue<Runnable> q = p1.getQueue();
630	<	assertTrue(q.contains(tasks[4]));
622	>	ScheduledThreadPoolExecutor p = new CustomExecutor(1);
623	>	final CountDownLatch threadStarted = new CountDownLatch(1);
624	>	final CountDownLatch done = new CountDownLatch(1);
625	>	try {
626	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
627	>	for (int i = 0; i < tasks.length; i++) {
628	>	Runnable r = new CheckedRunnable() {
629	>	public void realRun() throws InterruptedException {
630	>	threadStarted.countDown();
631	>	done.await();
632	>	}};
633	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
634	>	}
635	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
636	>	BlockingQueue<Runnable> q = p.getQueue();
637	>	assertTrue(q.contains(tasks[tasks.length - 1]));
638		assertFalse(q.contains(tasks[0]));
639		} finally {
640	<	joinPool(p1);
640	>	done.countDown();
641	>	joinPool(p);
642		}
643		}
644
#	Line 475 | Line 646 | public class ScheduledExecutorSubclassTe
646		* remove(task) removes queued task, and fails to remove active task
647		*/
648		public void testRemove() throws InterruptedException {
649	<	CustomExecutor p1 = new CustomExecutor(1);
649	>	final ScheduledThreadPoolExecutor p = new CustomExecutor(1);
650		ScheduledFuture[] tasks = new ScheduledFuture[5];
651	<	for (int i = 0; i < 5; i++) {
652	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, MILLISECONDS);
482	<	}
651	>	final CountDownLatch threadStarted = new CountDownLatch(1);
652	>	final CountDownLatch done = new CountDownLatch(1);
653		try {
654	<	Thread.sleep(SHORT_DELAY_MS);
655	<	BlockingQueue<Runnable> q = p1.getQueue();
656	<	assertFalse(p1.remove((Runnable)tasks[0]));
654	>	for (int i = 0; i < tasks.length; i++) {
655	>	Runnable r = new CheckedRunnable() {
656	>	public void realRun() throws InterruptedException {
657	>	threadStarted.countDown();
658	>	done.await();
659	>	}};
660	>	tasks[i] = p.schedule(r, 1, MILLISECONDS);
661	>	}
662	>	assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS));
663	>	BlockingQueue<Runnable> q = p.getQueue();
664	>	assertFalse(p.remove((Runnable)tasks[0]));
665		assertTrue(q.contains((Runnable)tasks[4]));
666		assertTrue(q.contains((Runnable)tasks[3]));
667	<	assertTrue(p1.remove((Runnable)tasks[4]));
668	<	assertFalse(p1.remove((Runnable)tasks[4]));
667	>	assertTrue(p.remove((Runnable)tasks[4]));
668	>	assertFalse(p.remove((Runnable)tasks[4]));
669		assertFalse(q.contains((Runnable)tasks[4]));
670		assertTrue(q.contains((Runnable)tasks[3]));
671	<	assertTrue(p1.remove((Runnable)tasks[3]));
671	>	assertTrue(p.remove((Runnable)tasks[3]));
672		assertFalse(q.contains((Runnable)tasks[3]));
673		} finally {
674	<	joinPool(p1);
674	>	done.countDown();
675	>	joinPool(p);
676		}
677		}
678
679		/**
680	<	*  purge removes cancelled tasks from the queue
680	>	* purge removes cancelled tasks from the queue
681		*/
682		public void testPurge() throws InterruptedException {
683	<	CustomExecutor p1 = new CustomExecutor(1);
683	>	CustomExecutor p = new CustomExecutor(1);
684		ScheduledFuture[] tasks = new ScheduledFuture[5];
685	<	for (int i = 0; i < 5; i++) {
686	<	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
687	<	}
685	>	for (int i = 0; i < tasks.length; i++)
686	>	tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(),
687	>	LONG_DELAY_MS, MILLISECONDS);
688		try {
689	<	int max = 5;
689	>	int max = tasks.length;
690		if (tasks[4].cancel(true)) --max;
691		if (tasks[3].cancel(true)) --max;
692		// There must eventually be an interference-free point at
693		// which purge will not fail. (At worst, when queue is empty.)
694	<	int k;
695	<	for (k = 0; k < SMALL_DELAY_MS; ++k) {
696	<	p1.purge();
697	<	long count = p1.getTaskCount();
698	<	if (count >= 0 && count <= max)
699	<	break;
700	<	Thread.sleep(1);
701	<	}
523	<	assertTrue(k < SMALL_DELAY_MS);
694	>	long startTime = System.nanoTime();
695	>	do {
696	>	p.purge();
697	>	long count = p.getTaskCount();
698	>	if (count == max)
699	>	return;
700	>	} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS);
701	>	fail("Purge failed to remove cancelled tasks");
702		} finally {
703	<	joinPool(p1);
703	>	for (ScheduledFuture task : tasks)
704	>	task.cancel(true);
705	>	joinPool(p);
706		}
707		}
708
709		/**
710	<	*  shutDownNow returns a list containing tasks that were not run
710	>	* shutdownNow returns a list containing tasks that were not run,
711	>	* and those tasks are drained from the queue
712		*/
713	<	public void testShutDownNow() {
714	<	CustomExecutor p1 = new CustomExecutor(1);
715	<	for (int i = 0; i < 5; i++)
716	<	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, MILLISECONDS);
717	<	List l;
713	>	public void testShutdownNow() throws InterruptedException {
714	>	final int poolSize = 2;
715	>	final int count = 5;
716	>	final AtomicInteger ran = new AtomicInteger(0);
717	>	final CustomExecutor p = new CustomExecutor(poolSize);
718	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
719	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
720	>	threadsStarted.countDown();
721	>	try {
722	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
723	>	} catch (InterruptedException success) {}
724	>	ran.getAndIncrement();
725	>	}};
726	>	for (int i = 0; i < count; i++)
727	>	p.execute(waiter);
728	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
729	>	assertEquals(poolSize, p.getActiveCount());
730	>	assertEquals(0, p.getCompletedTaskCount());
731	>	final List<Runnable> queuedTasks;
732		try {
733	<	l = p1.shutdownNow();
733	>	queuedTasks = p.shutdownNow();
734		} catch (SecurityException ok) {
735	<	return;
735	>	return; // Allowed in case test doesn't have privs
736		}
737	<	assertTrue(p1.isShutdown());
738	<	assertTrue(l.size() > 0 && l.size() <= 5);
739	<	joinPool(p1);
737	>	assertTrue(p.isShutdown());
738	>	assertTrue(p.getQueue().isEmpty());
739	>	assertEquals(count - poolSize, queuedTasks.size());
740	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
741	>	assertTrue(p.isTerminated());
742	>	assertEquals(poolSize, ran.get());
743	>	assertEquals(poolSize, p.getCompletedTaskCount());
744		}
745
746		/**
747	<	* In default setting, shutdown cancels periodic but not delayed
748	<	* tasks at shutdown
747	>	* shutdownNow returns a list containing tasks that were not run,
748	>	* and those tasks are drained from the queue
749		*/
750	<	public void testShutDown1() throws InterruptedException {
751	<	CustomExecutor p1 = new CustomExecutor(1);
752	<	assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
753	<	assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
754	<
755	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
756	<	for (int i = 0; i < 5; i++)
757	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
758	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
759	<	BlockingQueue q = p1.getQueue();
760	<	for (Iterator it = q.iterator(); it.hasNext();) {
761	<	ScheduledFuture t = (ScheduledFuture)it.next();
762	<	assertFalse(t.isCancelled());
750	>	public void testShutdownNow_delayedTasks() throws InterruptedException {
751	>	CustomExecutor p = new CustomExecutor(1);
752	>	List<ScheduledFuture> tasks = new ArrayList<>();
753	>	for (int i = 0; i < 3; i++) {
754	>	Runnable r = new NoOpRunnable();
755	>	tasks.add(p.schedule(r, 9, SECONDS));
756	>	tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS));
757	>	tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS));
758	>	}
759	>	if (testImplementationDetails)
760	>	assertEquals(new HashSet(tasks), new HashSet(p.getQueue()));
761	>	final List<Runnable> queuedTasks;
762	>	try {
763	>	queuedTasks = p.shutdownNow();
764	>	} catch (SecurityException ok) {
765	>	return; // Allowed in case test doesn't have privs
766		}
767	<	assertTrue(p1.isShutdown());
768	<	Thread.sleep(SMALL_DELAY_MS);
769	<	for (int i = 0; i < 5; ++i) {
770	<	assertTrue(tasks[i].isDone());
771	<	assertFalse(tasks[i].isCancelled());
767	>	assertTrue(p.isShutdown());
768	>	assertTrue(p.getQueue().isEmpty());
769	>	if (testImplementationDetails)
770	>	assertEquals(new HashSet(tasks), new HashSet(queuedTasks));
771	>	assertEquals(tasks.size(), queuedTasks.size());
772	>	for (ScheduledFuture task : tasks) {
773	>	assertFalse(((CustomTask)task).ran);
774	>	assertFalse(task.isDone());
775	>	assertFalse(task.isCancelled());
776		}
777	+	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
778	+	assertTrue(p.isTerminated());
779		}
780
573	–
781		/**
782	<	* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false,
783	<	* delayed tasks are cancelled at shutdown
784	<	*/
785	<	public void testShutDown2() throws InterruptedException {
786	<	CustomExecutor p1 = new CustomExecutor(1);
787	<	p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
788	<	ScheduledFuture[] tasks = new ScheduledFuture[5];
789	<	for (int i = 0; i < 5; i++)
790	<	tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, MILLISECONDS);
791	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
792	<	assertTrue(p1.isShutdown());
793	<	BlockingQueue q = p1.getQueue();
794	<	assertTrue(q.isEmpty());
795	<	Thread.sleep(SMALL_DELAY_MS);
796	<	assertTrue(p1.isTerminated());
797	<	}
798	<
799	<
800	<	/**
801	<	* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false,
802	<	* periodic tasks are not cancelled at shutdown
803	<	*/
804	<	public void testShutDown3() throws InterruptedException {
805	<	CustomExecutor p1 = new CustomExecutor(1);
806	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
807	<	ScheduledFuture task =
808	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, MILLISECONDS);
809	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
810	<	assertTrue(p1.isShutdown());
811	<	BlockingQueue q = p1.getQueue();
812	<	assertTrue(q.isEmpty());
813	<	Thread.sleep(SHORT_DELAY_MS);
814	<	assertTrue(p1.isTerminated());
815	<	}
816	<
817	<	/**
818	<	* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true,
819	<	* periodic tasks are cancelled at shutdown
820	<	*/
821	<	public void testShutDown4() throws InterruptedException {
822	<	CustomExecutor p1 = new CustomExecutor(1);
823	<	try {
824	<	p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
825	<	ScheduledFuture task =
826	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, MILLISECONDS);
827	<	assertFalse(task.isCancelled());
828	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
829	<	assertFalse(task.isCancelled());
830	<	assertFalse(p1.isTerminated());
831	<	assertTrue(p1.isShutdown());
832	<	Thread.sleep(SHORT_DELAY_MS);
833	<	assertFalse(task.isCancelled());
834	<	assertTrue(task.cancel(true));
835	<	assertTrue(task.isDone());
836	<	Thread.sleep(SHORT_DELAY_MS);
837	<	assertTrue(p1.isTerminated());
782	>	* By default, periodic tasks are cancelled at shutdown.
783	>	* By default, delayed tasks keep running after shutdown.
784	>	* Check that changing the default values work:
785	>	* - setExecuteExistingDelayedTasksAfterShutdownPolicy
786	>	* - setContinueExistingPeriodicTasksAfterShutdownPolicy
787	>	*/
788	>	public void testShutdown_cancellation() throws Exception {
789	>	Boolean[] allBooleans = { null, Boolean.FALSE, Boolean.TRUE };
790	>	for (Boolean policy : allBooleans)
791	>	{
792	>	final int poolSize = 2;
793	>	final CustomExecutor p = new CustomExecutor(poolSize);
794	>	final boolean effectiveDelayedPolicy = (policy != Boolean.FALSE);
795	>	final boolean effectivePeriodicPolicy = (policy == Boolean.TRUE);
796	>	final boolean effectiveRemovePolicy = (policy == Boolean.TRUE);
797	>	if (policy != null) {
798	>	p.setExecuteExistingDelayedTasksAfterShutdownPolicy(policy);
799	>	p.setContinueExistingPeriodicTasksAfterShutdownPolicy(policy);
800	>	p.setRemoveOnCancelPolicy(policy);
801	>	}
802	>	assertEquals(effectiveDelayedPolicy,
803	>	p.getExecuteExistingDelayedTasksAfterShutdownPolicy());
804	>	assertEquals(effectivePeriodicPolicy,
805	>	p.getContinueExistingPeriodicTasksAfterShutdownPolicy());
806	>	assertEquals(effectiveRemovePolicy,
807	>	p.getRemoveOnCancelPolicy());
808	>	// Strategy: Wedge the pool with poolSize "blocker" threads
809	>	final AtomicInteger ran = new AtomicInteger(0);
810	>	final CountDownLatch poolBlocked = new CountDownLatch(poolSize);
811	>	final CountDownLatch unblock = new CountDownLatch(1);
812	>	final CountDownLatch periodicLatch1 = new CountDownLatch(2);
813	>	final CountDownLatch periodicLatch2 = new CountDownLatch(2);
814	>	Runnable task = new CheckedRunnable() { public void realRun()
815	>	throws InterruptedException {
816	>	poolBlocked.countDown();
817	>	assertTrue(unblock.await(LONG_DELAY_MS, MILLISECONDS));
818	>	ran.getAndIncrement();
819	>	}};
820	>	List<Future<?>> blockers = new ArrayList<>();
821	>	List<Future<?>> periodics = new ArrayList<>();
822	>	List<Future<?>> delayeds = new ArrayList<>();
823	>	for (int i = 0; i < poolSize; i++)
824	>	blockers.add(p.submit(task));
825	>	assertTrue(poolBlocked.await(LONG_DELAY_MS, MILLISECONDS));
826	>
827	>	periodics.add(p.scheduleAtFixedRate(countDowner(periodicLatch1),
828	>	1, 1, MILLISECONDS));
829	>	periodics.add(p.scheduleWithFixedDelay(countDowner(periodicLatch2),
830	>	1, 1, MILLISECONDS));
831	>	delayeds.add(p.schedule(task, 1, MILLISECONDS));
832	>
833	>	assertTrue(p.getQueue().containsAll(periodics));
834	>	assertTrue(p.getQueue().containsAll(delayeds));
835	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
836	>	assertTrue(p.isShutdown());
837	>	assertFalse(p.isTerminated());
838	>	for (Future<?> periodic : periodics) {
839	>	assertTrue(effectivePeriodicPolicy ^ periodic.isCancelled());
840	>	assertTrue(effectivePeriodicPolicy ^ periodic.isDone());
841	>	}
842	>	for (Future<?> delayed : delayeds) {
843	>	assertTrue(effectiveDelayedPolicy ^ delayed.isCancelled());
844	>	assertTrue(effectiveDelayedPolicy ^ delayed.isDone());
845	>	}
846	>	if (testImplementationDetails) {
847	>	assertEquals(effectivePeriodicPolicy,
848	>	p.getQueue().containsAll(periodics));
849	>	assertEquals(effectiveDelayedPolicy,
850	>	p.getQueue().containsAll(delayeds));
851	>	}
852	>	// Release all pool threads
853	>	unblock.countDown();
854	>
855	>	for (Future<?> delayed : delayeds) {
856	>	if (effectiveDelayedPolicy) {
857	>	assertNull(delayed.get());
858	>	}
859		}
860	<	finally {
861	<	joinPool(p1);
860	>	if (effectivePeriodicPolicy) {
861	>	assertTrue(periodicLatch1.await(LONG_DELAY_MS, MILLISECONDS));
862	>	assertTrue(periodicLatch2.await(LONG_DELAY_MS, MILLISECONDS));
863	>	for (Future<?> periodic : periodics) {
864	>	assertTrue(periodic.cancel(false));
865	>	assertTrue(periodic.isCancelled());
866	>	assertTrue(periodic.isDone());
867	>	}
868		}
869	<	}
869	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
870	>	assertTrue(p.isTerminated());
871	>	assertEquals(2 + (effectiveDelayedPolicy ? 1 : 0), ran.get());
872	>	}}
873
874		/**
875		* completed submit of callable returns result
#	Line 708 | Line 945 | public class ScheduledExecutorSubclassTe
945		* invokeAny(c) throws NPE if c has null elements
946		*/
947		public void testInvokeAny3() throws Exception {
948	<	final CountDownLatch latch = new CountDownLatch(1);
948	>	CountDownLatch latch = new CountDownLatch(1);
949		ExecutorService e = new CustomExecutor(2);
950	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
951	+	l.add(latchAwaitingStringTask(latch));
952	+	l.add(null);
953		try {
714	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
715	–	l.add(new Callable<String>() {
716	–	public String call() {
717	–	try {
718	–	latch.await();
719	–	} catch (InterruptedException quittingTime) {}
720	–	return TEST_STRING;
721	–	}});
722	–	l.add(null);
954		e.invokeAny(l);
955		shouldThrow();
956		} catch (NullPointerException success) {
#	Line 734 | Line 965 | public class ScheduledExecutorSubclassTe
965		*/
966		public void testInvokeAny4() throws Exception {
967		ExecutorService e = new CustomExecutor(2);
968	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
969	+	l.add(new NPETask());
970		try {
738	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
739	–	l.add(new NPETask());
971		e.invokeAny(l);
972		shouldThrow();
973		} catch (ExecutionException success) {
#	Line 752 | Line 983 | public class ScheduledExecutorSubclassTe
983		public void testInvokeAny5() throws Exception {
984		ExecutorService e = new CustomExecutor(2);
985		try {
986	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
986	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
987		l.add(new StringTask());
988		l.add(new StringTask());
989		String result = e.invokeAny(l);
#	Line 794 | Line 1025 | public class ScheduledExecutorSubclassTe
1025		*/
1026		public void testInvokeAll3() throws Exception {
1027		ExecutorService e = new CustomExecutor(2);
1028	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1029	+	l.add(new StringTask());
1030	+	l.add(null);
1031		try {
798	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
799	–	l.add(new StringTask());
800	–	l.add(null);
1032		e.invokeAll(l);
1033		shouldThrow();
1034		} catch (NullPointerException success) {
#	Line 811 | Line 1042 | public class ScheduledExecutorSubclassTe
1042		*/
1043		public void testInvokeAll4() throws Exception {
1044		ExecutorService e = new CustomExecutor(2);
1045	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1046	+	l.add(new NPETask());
1047	+	List<Future<String>> futures = e.invokeAll(l);
1048	+	assertEquals(1, futures.size());
1049		try {
1050	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
816	<	l.add(new NPETask());
817	<	List<Future<String>> result = e.invokeAll(l);
818	<	assertEquals(1, result.size());
819	<	for (Future<String> future : result)
820	<	future.get();
1050	>	futures.get(0).get();
1051		shouldThrow();
1052		} catch (ExecutionException success) {
1053		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 832 | Line 1062 | public class ScheduledExecutorSubclassTe
1062		public void testInvokeAll5() throws Exception {
1063		ExecutorService e = new CustomExecutor(2);
1064		try {
1065	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1065	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1066		l.add(new StringTask());
1067		l.add(new StringTask());
1068	<	List<Future<String>> result = e.invokeAll(l);
1069	<	assertEquals(2, result.size());
1070	<	for (Future<String> future : result)
1068	>	List<Future<String>> futures = e.invokeAll(l);
1069	>	assertEquals(2, futures.size());
1070	>	for (Future<String> future : futures)
1071		assertSame(TEST_STRING, future.get());
1072		} finally {
1073		joinPool(e);
#	Line 863 | Line 1093 | public class ScheduledExecutorSubclassTe
1093		*/
1094		public void testTimedInvokeAnyNullTimeUnit() throws Exception {
1095		ExecutorService e = new CustomExecutor(2);
1096	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1097	+	l.add(new StringTask());
1098		try {
867	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
868	–	l.add(new StringTask());
1099		e.invokeAny(l, MEDIUM_DELAY_MS, null);
1100		shouldThrow();
1101		} catch (NullPointerException success) {
#	Line 892 | Line 1122 | public class ScheduledExecutorSubclassTe
1122		* timed invokeAny(c) throws NPE if c has null elements
1123		*/
1124		public void testTimedInvokeAny3() throws Exception {
1125	<	final CountDownLatch latch = new CountDownLatch(1);
1125	>	CountDownLatch latch = new CountDownLatch(1);
1126		ExecutorService e = new CustomExecutor(2);
1127	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1128	+	l.add(latchAwaitingStringTask(latch));
1129	+	l.add(null);
1130		try {
898	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
899	–	l.add(new Callable<String>() {
900	–	public String call() {
901	–	try {
902	–	latch.await();
903	–	} catch (InterruptedException quittingTime) {}
904	–	return TEST_STRING;
905	–	}});
906	–	l.add(null);
1131		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1132		shouldThrow();
1133		} catch (NullPointerException success) {
#	Line 918 | Line 1142 | public class ScheduledExecutorSubclassTe
1142		*/
1143		public void testTimedInvokeAny4() throws Exception {
1144		ExecutorService e = new CustomExecutor(2);
1145	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1146	+	l.add(new NPETask());
1147		try {
922	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
923	–	l.add(new NPETask());
1148		e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
1149		shouldThrow();
1150		} catch (ExecutionException success) {
#	Line 936 | Line 1160 | public class ScheduledExecutorSubclassTe
1160		public void testTimedInvokeAny5() throws Exception {
1161		ExecutorService e = new CustomExecutor(2);
1162		try {
1163	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1163	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1164		l.add(new StringTask());
1165		l.add(new StringTask());
1166		String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS);
#	Line 965 | Line 1189 | public class ScheduledExecutorSubclassTe
1189		*/
1190		public void testTimedInvokeAllNullTimeUnit() throws Exception {
1191		ExecutorService e = new CustomExecutor(2);
1192	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1193	+	l.add(new StringTask());
1194		try {
969	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
970	–	l.add(new StringTask());
1195		e.invokeAll(l, MEDIUM_DELAY_MS, null);
1196		shouldThrow();
1197		} catch (NullPointerException success) {
#	Line 994 | Line 1218 | public class ScheduledExecutorSubclassTe
1218		*/
1219		public void testTimedInvokeAll3() throws Exception {
1220		ExecutorService e = new CustomExecutor(2);
1221	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1222	+	l.add(new StringTask());
1223	+	l.add(null);
1224		try {
998	–	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
999	–	l.add(new StringTask());
1000	–	l.add(null);
1225		e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1226		shouldThrow();
1227		} catch (NullPointerException success) {
#	Line 1011 | Line 1235 | public class ScheduledExecutorSubclassTe
1235		*/
1236		public void testTimedInvokeAll4() throws Exception {
1237		ExecutorService e = new CustomExecutor(2);
1238	+	List<Callable<String>> l = new ArrayList<Callable<String>>();
1239	+	l.add(new NPETask());
1240	+	List<Future<String>> futures =
1241	+	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1242	+	assertEquals(1, futures.size());
1243		try {
1244	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1016	<	l.add(new NPETask());
1017	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1018	<	assertEquals(1, result.size());
1019	<	for (Future<String> future : result)
1020	<	future.get();
1244	>	futures.get(0).get();
1245		shouldThrow();
1246		} catch (ExecutionException success) {
1247		assertTrue(success.getCause() instanceof NullPointerException);
#	Line 1032 | Line 1256 | public class ScheduledExecutorSubclassTe
1256		public void testTimedInvokeAll5() throws Exception {
1257		ExecutorService e = new CustomExecutor(2);
1258		try {
1259	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1259	>	List<Callable<String>> l = new ArrayList<Callable<String>>();
1260		l.add(new StringTask());
1261		l.add(new StringTask());
1262	<	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1263	<	assertEquals(2, result.size());
1264	<	for (Future<String> future : result)
1262	>	List<Future<String>> futures =
1263	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1264	>	assertEquals(2, futures.size());
1265	>	for (Future<String> future : futures)
1266		assertSame(TEST_STRING, future.get());
1267		} finally {
1268		joinPool(e);
#	Line 1050 | Line 1275 | public class ScheduledExecutorSubclassTe
1275		public void testTimedInvokeAll6() throws Exception {
1276		ExecutorService e = new CustomExecutor(2);
1277		try {
1278	<	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1279	<	l.add(new StringTask());
1280	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1281	<	l.add(new StringTask());
1282	<	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1283	<	assertEquals(3, result.size());
1284	<	Iterator<Future<String>> it = result.iterator();
1285	<	Future<String> f1 = it.next();
1286	<	Future<String> f2 = it.next();
1287	<	Future<String> f3 = it.next();
1288	<	assertTrue(f1.isDone());
1289	<	assertTrue(f2.isDone());
1290	<	assertTrue(f3.isDone());
1291	<	assertFalse(f1.isCancelled());
1292	<	assertTrue(f2.isCancelled());
1278	>	for (long timeout = timeoutMillis();;) {
1279	>	List<Callable<String>> tasks = new ArrayList<>();
1280	>	tasks.add(new StringTask("0"));
1281	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1282	>	tasks.add(new StringTask("2"));
1283	>	long startTime = System.nanoTime();
1284	>	List<Future<String>> futures =
1285	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1286	>	assertEquals(tasks.size(), futures.size());
1287	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1288	>	for (Future future : futures)
1289	>	assertTrue(future.isDone());
1290	>	assertTrue(futures.get(1).isCancelled());
1291	>	try {
1292	>	assertEquals("0", futures.get(0).get());
1293	>	assertEquals("2", futures.get(2).get());
1294	>	break;
1295	>	} catch (CancellationException retryWithLongerTimeout) {
1296	>	timeout *= 2;
1297	>	if (timeout >= LONG_DELAY_MS / 2)
1298	>	fail("expected exactly one task to be cancelled");
1299	>	}
1300	>	}
1301		} finally {
1302		joinPool(e);
1303		}

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