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

Comparing jsr166/src/test/tck/ScheduledExecutorTest.java (file contents):
Revision 1.6 by dl, Thu Sep 25 11:02:41 2003 UTC vs.
Revision 1.21 by dl, Thu Jan 22 15:17:35 2004 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
10		import java.util.*;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.*;
13
14		public class ScheduledExecutorTest extends JSR166TestCase {
15		public static void main(String[] args) {
#	Line 17 | Line 19 | public class ScheduledExecutorTest exten
19		return new TestSuite(ScheduledExecutorTest.class);
20		}
21
20	–	static class MyRunnable implements Runnable {
21	–	volatile boolean done = false;
22	–	public void run() {
23	–	try {
24	–	Thread.sleep(SMALL_DELAY_MS);
25	–	done = true;
26	–	} catch(Exception e){
27	–	}
28	–	}
29	–	}
30	–
31	–	static class MyCallable implements Callable {
32	–	volatile boolean done = false;
33	–	public Object call() {
34	–	try {
35	–	Thread.sleep(SMALL_DELAY_MS);
36	–	done = true;
37	–	} catch(Exception e){
38	–	}
39	–	return Boolean.TRUE;
40	–	}
41	–	}
22
23		/**
24		* execute successfully executes a runnable
25		*/
26		public void testExecute() {
27		try {
28	<	MyRunnable runnable =new MyRunnable();
29	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
28	>	TrackedShortRunnable runnable =new TrackedShortRunnable();
29	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
30		p1.execute(runnable);
31		assertFalse(runnable.done);
32		Thread.sleep(SHORT_DELAY_MS);
33	<	p1.shutdown();
33	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
34		try {
35		Thread.sleep(MEDIUM_DELAY_MS);
36		} catch(InterruptedException e){
37		unexpectedException();
38		}
39		assertTrue(runnable.done);
40	<	p1.shutdown();
40	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
41		joinPool(p1);
42		}
43		catch(Exception e){
#	Line 72 | Line 52 | public class ScheduledExecutorTest exten
52		*/
53		public void testSchedule1() {
54		try {
55	<	MyCallable callable = new MyCallable();
56	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
55	>	TrackedCallable callable = new TrackedCallable();
56	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
57		Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
58		assertFalse(callable.done);
59		Thread.sleep(MEDIUM_DELAY_MS);
60		assertTrue(callable.done);
61		assertEquals(Boolean.TRUE, f.get());
62	<	p1.shutdown();
62	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
63		joinPool(p1);
64		} catch(RejectedExecutionException e){}
65		catch(Exception e){
66	+	e.printStackTrace();
67		unexpectedException();
68		}
69		}
#	Line 92 | Line 73 | public class ScheduledExecutorTest exten
73		*/
74		public void testSchedule3() {
75		try {
76	<	MyRunnable runnable = new MyRunnable();
77	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
76	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
77	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
78		p1.schedule(runnable, SMALL_DELAY_MS, TimeUnit.MILLISECONDS);
79		Thread.sleep(SHORT_DELAY_MS);
80		assertFalse(runnable.done);
81		Thread.sleep(MEDIUM_DELAY_MS);
82		assertTrue(runnable.done);
83	<	p1.shutdown();
83	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
84		joinPool(p1);
85		} catch(Exception e){
86		unexpectedException();
#	Line 111 | Line 92 | public class ScheduledExecutorTest exten
92		*/
93		public void testSchedule4() {
94		try {
95	<	MyRunnable runnable = new MyRunnable();
96	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
97	<	ScheduledCancellable h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
95	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
96	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
97	>	ScheduledFuture h = p1.scheduleAtFixedRate(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
98		assertFalse(runnable.done);
99		Thread.sleep(MEDIUM_DELAY_MS);
100		assertTrue(runnable.done);
101		h.cancel(true);
121	–	p1.shutdown();
102		joinPool(p1);
103		} catch(Exception e){
104		unexpectedException();
105		}
106		}
107
108	+	static class RunnableCounter implements Runnable {
109	+	AtomicInteger count = new AtomicInteger(0);
110	+	public void run() { count.getAndIncrement(); }
111	+	}
112	+
113		/**
114		* scheduleWithFixedDelay executes runnable after given initial delay
115		*/
116		public void testSchedule5() {
117		try {
118	<	MyRunnable runnable = new MyRunnable();
119	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
120	<	ScheduledCancellable h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
118	>	TrackedShortRunnable runnable = new TrackedShortRunnable();
119	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
120	>	ScheduledFuture h = p1.scheduleWithFixedDelay(runnable, SHORT_DELAY_MS, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
121		assertFalse(runnable.done);
122		Thread.sleep(MEDIUM_DELAY_MS);
123		assertTrue(runnable.done);
124		h.cancel(true);
140	–	p1.shutdown();
125		joinPool(p1);
126		} catch(Exception e){
127		unexpectedException();
#	Line 145 | Line 129 | public class ScheduledExecutorTest exten
129		}
130
131		/**
132	+	* scheduleAtFixedRate executes series of tasks at given rate
133	+	*/
134	+	public void testFixedRateSequence() {
135	+	try {
136	+	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
137	+	RunnableCounter counter = new RunnableCounter();
138	+	ScheduledFuture h =
139	+	p1.scheduleAtFixedRate(counter, 0, 1, TimeUnit.MILLISECONDS);
140	+	Thread.sleep(SMALL_DELAY_MS);
141	+	h.cancel(true);
142	+	int c = counter.count.get();
143	+	// By time scaling conventions, we must have at least
144	+	// an execution per SHORT delay, but no more than one SHORT more
145	+	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
146	+	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
147	+	joinPool(p1);
148	+	} catch(Exception e){
149	+	unexpectedException();
150	+	}
151	+	}
152	+
153	+	/**
154	+	* scheduleWithFixedDelay executes series of tasks with given period
155	+	*/
156	+	public void testFixedDelaySequence() {
157	+	try {
158	+	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
159	+	RunnableCounter counter = new RunnableCounter();
160	+	ScheduledFuture h =
161	+	p1.scheduleWithFixedDelay(counter, 0, 1, TimeUnit.MILLISECONDS);
162	+	Thread.sleep(SMALL_DELAY_MS);
163	+	h.cancel(true);
164	+	int c = counter.count.get();
165	+	assertTrue(c >= SMALL_DELAY_MS / SHORT_DELAY_MS);
166	+	assertTrue(c <= SMALL_DELAY_MS + SHORT_DELAY_MS);
167	+	joinPool(p1);
168	+	} catch(Exception e){
169	+	unexpectedException();
170	+	}
171	+	}
172	+
173	+
174	+	/**
175		*  execute (null) throws NPE
176		*/
177		public void testExecuteNull() {
178	<	ScheduledExecutor se = null;
178	>	ScheduledThreadPoolExecutor se = null;
179		try {
180	<	se = new ScheduledExecutor(1);
180	>	se = new ScheduledThreadPoolExecutor(1);
181		se.execute(null);
182		shouldThrow();
183		} catch(NullPointerException success){}
#	Line 165 | Line 192 | public class ScheduledExecutorTest exten
192		* schedule (null) throws NPE
193		*/
194		public void testScheduleNull() {
195	<	ScheduledExecutor se = new ScheduledExecutor(1);
195	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
196		try {
197	<	MyCallable callable = null;
197	>	TrackedCallable callable = null;
198		Future f = se.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
199		shouldThrow();
200		} catch(NullPointerException success){}
#	Line 181 | Line 208 | public class ScheduledExecutorTest exten
208		* execute throws RejectedExecutionException if shutdown
209		*/
210		public void testSchedule1_RejectedExecutionException() {
211	<	ScheduledExecutor se = new ScheduledExecutor(1);
211	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
212		try {
213		se.shutdown();
214		se.schedule(new NoOpRunnable(),
215		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
216		shouldThrow();
217		} catch(RejectedExecutionException success){
218	+	} catch (SecurityException ok) {
219		}
220	+
221		joinPool(se);
222
223		}
#	Line 197 | Line 226 | public class ScheduledExecutorTest exten
226		* schedule throws RejectedExecutionException if shutdown
227		*/
228		public void testSchedule2_RejectedExecutionException() {
229	<	ScheduledExecutor se = new ScheduledExecutor(1);
229	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
230		try {
231		se.shutdown();
232		se.schedule(new NoOpCallable(),
233		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
234		shouldThrow();
235		} catch(RejectedExecutionException success){
236	+	} catch (SecurityException ok) {
237		}
238		joinPool(se);
239		}
#	Line 212 | Line 242 | public class ScheduledExecutorTest exten
242		* schedule callable throws RejectedExecutionException if shutdown
243		*/
244		public void testSchedule3_RejectedExecutionException() {
245	<	ScheduledExecutor se = new ScheduledExecutor(1);
245	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
246		try {
247		se.shutdown();
248		se.schedule(new NoOpCallable(),
249		MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
250		shouldThrow();
251		} catch(RejectedExecutionException success){
252	<	}
252	>	} catch (SecurityException ok) {
253	>	}
254		joinPool(se);
255		}
256
#	Line 227 | Line 258 | public class ScheduledExecutorTest exten
258		*  scheduleAtFixedRate throws RejectedExecutionException if shutdown
259		*/
260		public void testScheduleAtFixedRate1_RejectedExecutionException() {
261	<	ScheduledExecutor se = new ScheduledExecutor(1);
261	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
262		try {
263		se.shutdown();
264		se.scheduleAtFixedRate(new NoOpRunnable(),
265		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
266		shouldThrow();
267		} catch(RejectedExecutionException success){
268	+	} catch (SecurityException ok) {
269		}
270		joinPool(se);
271		}
#	Line 242 | Line 274 | public class ScheduledExecutorTest exten
274		* scheduleWithFixedDelay throws RejectedExecutionException if shutdown
275		*/
276		public void testScheduleWithFixedDelay1_RejectedExecutionException() {
277	<	ScheduledExecutor se = new ScheduledExecutor(1);
277	>	ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1);
278		try {
279		se.shutdown();
280		se.scheduleWithFixedDelay(new NoOpRunnable(),
281		MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
282		shouldThrow();
283		} catch(RejectedExecutionException success){
284	+	} catch (SecurityException ok) {
285		}
286		joinPool(se);
287		}
#	Line 258 | Line 291 | public class ScheduledExecutorTest exten
291		*  thread becomes active
292		*/
293		public void testGetActiveCount() {
294	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
294	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
295		assertEquals(0, p2.getActiveCount());
296		p2.execute(new SmallRunnable());
297		try {
#	Line 275 | Line 308 | public class ScheduledExecutorTest exten
308		*   when tasks complete
309		*/
310		public void testGetCompletedTaskCount() {
311	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
311	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
312		assertEquals(0, p2.getCompletedTaskCount());
313		p2.execute(new SmallRunnable());
314		try {
#	Line 291 | Line 324 | public class ScheduledExecutorTest exten
324		*  getCorePoolSize returns size given in constructor if not otherwise set
325		*/
326		public void testGetCorePoolSize() {
327	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
327	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
328		assertEquals(1, p1.getCorePoolSize());
329		joinPool(p1);
330		}
#	Line 301 | Line 334 | public class ScheduledExecutorTest exten
334		*   multiple threads active
335		*/
336		public void testGetLargestPoolSize() {
337	<	ScheduledExecutor p2 = new ScheduledExecutor(2);
337	>	ScheduledThreadPoolExecutor p2 = new ScheduledThreadPoolExecutor(2);
338		assertEquals(0, p2.getLargestPoolSize());
339		p2.execute(new SmallRunnable());
340		p2.execute(new SmallRunnable());
#	Line 319 | Line 352 | public class ScheduledExecutorTest exten
352		*   become active
353		*/
354		public void testGetPoolSize() {
355	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
355	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
356		assertEquals(0, p1.getPoolSize());
357		p1.execute(new SmallRunnable());
358		assertEquals(1, p1.getPoolSize());
#	Line 331 | Line 364 | public class ScheduledExecutorTest exten
364		*    submitted
365		*/
366		public void testGetTaskCount() {
367	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
367	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
368		assertEquals(0, p1.getTaskCount());
369		for(int i = 0; i < 5; i++)
370		p1.execute(new SmallRunnable());
#	Line 343 | Line 376 | public class ScheduledExecutorTest exten
376		assertEquals(5, p1.getTaskCount());
377		joinPool(p1);
378		}
379	+
380	+	/**
381	+	* getThreadFactory returns factory in constructor if not set
382	+	*/
383	+	public void testGetThreadFactory() {
384	+	ThreadFactory tf = new SimpleThreadFactory();
385	+	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf);
386	+	assertSame(tf, p.getThreadFactory());
387	+	joinPool(p);
388	+	}
389	+
390	+	/**
391	+	* setThreadFactory sets the thread factory returned by getThreadFactory
392	+	*/
393	+	public void testSetThreadFactory() {
394	+	ThreadFactory tf = new SimpleThreadFactory();
395	+	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
396	+	p.setThreadFactory(tf);
397	+	assertSame(tf, p.getThreadFactory());
398	+	joinPool(p);
399	+	}
400	+
401	+	/**
402	+	* setThreadFactory(null) throws NPE
403	+	*/
404	+	public void testSetThreadFactoryNull() {
405	+	ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1);
406	+	try {
407	+	p.setThreadFactory(null);
408	+	shouldThrow();
409	+	} catch (NullPointerException success) {
410	+	} finally {
411	+	joinPool(p);
412	+	}
413	+	}
414
415		/**
416		*   is isShutDown is false before shutdown, true after
417		*/
418		public void testIsShutdown() {
419
420	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
420	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
421		try {
422		assertFalse(p1.isShutdown());
423		}
424		finally {
425	<	p1.shutdown();
425	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
426		}
427		assertTrue(p1.isShutdown());
428		}
#	Line 364 | Line 432 | public class ScheduledExecutorTest exten
432		*   isTerminated is false before termination, true after
433		*/
434		public void testIsTerminated() {
435	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
435	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
436		try {
437		p1.execute(new SmallRunnable());
438		} finally {
439	<	p1.shutdown();
439	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
440		}
441		try {
442		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
#	Line 382 | Line 450 | public class ScheduledExecutorTest exten
450		*  isTerminating is not true when running or when terminated
451		*/
452		public void testIsTerminating() {
453	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
453	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
454		assertFalse(p1.isTerminating());
455		try {
456		p1.execute(new SmallRunnable());
457		assertFalse(p1.isTerminating());
458		} finally {
459	<	p1.shutdown();
459	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
460		}
461		try {
462		assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS));
#	Line 400 | Line 468 | public class ScheduledExecutorTest exten
468		}
469
470		/**
471	<	*   purge removes cancelled tasks from the queue
471	>	* getQueue returns the work queue, which contains queued tasks
472	>	*/
473	>	public void testGetQueue() {
474	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
475	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
476	>	for(int i = 0; i < 5; i++){
477	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
478	>	}
479	>	try {
480	>	Thread.sleep(SHORT_DELAY_MS);
481	>	BlockingQueue<Runnable> q = p1.getQueue();
482	>	assertTrue(q.contains(tasks[4]));
483	>	assertFalse(q.contains(tasks[0]));
484	>	} catch(Exception e) {
485	>	unexpectedException();
486	>	} finally {
487	>	joinPool(p1);
488	>	}
489	>	}
490	>
491	>	/**
492	>	* remove(task) removes queued task, and fails to remove active task
493	>	*/
494	>	public void testRemove() {
495	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
496	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
497	>	for(int i = 0; i < 5; i++){
498	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), 1, TimeUnit.MILLISECONDS);
499	>	}
500	>	try {
501	>	Thread.sleep(SHORT_DELAY_MS);
502	>	BlockingQueue<Runnable> q = p1.getQueue();
503	>	assertFalse(p1.remove((Runnable)tasks[0]));
504	>	assertTrue(q.contains((Runnable)tasks[4]));
505	>	assertTrue(q.contains((Runnable)tasks[3]));
506	>	assertTrue(p1.remove((Runnable)tasks[4]));
507	>	assertFalse(p1.remove((Runnable)tasks[4]));
508	>	assertFalse(q.contains((Runnable)tasks[4]));
509	>	assertTrue(q.contains((Runnable)tasks[3]));
510	>	assertTrue(p1.remove((Runnable)tasks[3]));
511	>	assertFalse(q.contains((Runnable)tasks[3]));
512	>	} catch(Exception e) {
513	>	unexpectedException();
514	>	} finally {
515	>	joinPool(p1);
516	>	}
517	>	}
518	>
519	>	/**
520	>	*  purge removes cancelled tasks from the queue
521		*/
522		public void testPurge() {
523	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
524	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
523	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
524	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
525		for(int i = 0; i < 5; i++){
526	<	tasks[i] = p1.schedule(new SmallRunnable(), 1, TimeUnit.MILLISECONDS);
526	>	tasks[i] = p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
527	>	}
528	>	try {
529	>	int max = 5;
530	>	if (tasks[4].cancel(true)) --max;
531	>	if (tasks[3].cancel(true)) --max;
532	>	// There must eventually be an interference-free point at
533	>	// which purge will not fail. (At worst, when queue is empty.)
534	>	int k;
535	>	for (k = 0; k < SMALL_DELAY_MS; ++k) {
536	>	p1.purge();
537	>	long count = p1.getTaskCount();
538	>	if (count >= 0 && count <= max)
539	>	break;
540	>	Thread.sleep(1);
541	>	}
542	>	assertTrue(k < SMALL_DELAY_MS);
543	>	} catch(Exception e) {
544	>	unexpectedException();
545	>	} finally {
546	>	joinPool(p1);
547		}
411	–	int max = 5;
412	–	if (tasks[4].cancel(true)) --max;
413	–	if (tasks[3].cancel(true)) --max;
414	–	p1.purge();
415	–	long count = p1.getTaskCount();
416	–	assertTrue(count > 0 && count <= max);
417	–	joinPool(p1);
548		}
549
550		/**
551		*  shutDownNow returns a list containing tasks that were not run
552		*/
553		public void testShutDownNow() {
554	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
554	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
555		for(int i = 0; i < 5; i++)
556	<	p1.schedule(new SmallRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
557	<	List l = p1.shutdownNow();
556	>	p1.schedule(new SmallPossiblyInterruptedRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
557	>	List l;
558	>	try {
559	>	l = p1.shutdownNow();
560	>	} catch (SecurityException ok) {
561	>	return;
562	>	}
563		assertTrue(p1.isShutdown());
564		assertTrue(l.size() > 0 && l.size() <= 5);
565		joinPool(p1);
#	Line 436 | Line 571 | public class ScheduledExecutorTest exten
571		*/
572		public void testShutDown1() {
573		try {
574	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
574	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
575		assertTrue(p1.getExecuteExistingDelayedTasksAfterShutdownPolicy());
576		assertFalse(p1.getContinueExistingPeriodicTasksAfterShutdownPolicy());
577
578	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
578	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
579		for(int i = 0; i < 5; i++)
580		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
581	<	p1.shutdown();
581	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
582		BlockingQueue q = p1.getQueue();
583		for (Iterator it = q.iterator(); it.hasNext();) {
584	<	ScheduledCancellable t = (ScheduledCancellable)it.next();
584	>	ScheduledFuture t = (ScheduledFuture)it.next();
585		assertFalse(t.isCancelled());
586		}
587		assertTrue(p1.isShutdown());
#	Line 469 | Line 604 | public class ScheduledExecutorTest exten
604		*/
605		public void testShutDown2() {
606		try {
607	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
607	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
608		p1.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
609	<	ScheduledCancellable[] tasks = new ScheduledCancellable[5];
609	>	ScheduledFuture[] tasks = new ScheduledFuture[5];
610		for(int i = 0; i < 5; i++)
611		tasks[i] = p1.schedule(new NoOpRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
612	<	p1.shutdown();
612	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
613		assertTrue(p1.isShutdown());
614		BlockingQueue q = p1.getQueue();
615		assertTrue(q.isEmpty());
#	Line 493 | Line 628 | public class ScheduledExecutorTest exten
628		*/
629		public void testShutDown3() {
630		try {
631	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
631	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
632		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
633	<	ScheduledCancellable task =
633	>	ScheduledFuture task =
634		p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
635	<	p1.shutdown();
635	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
636		assertTrue(p1.isShutdown());
637		BlockingQueue q = p1.getQueue();
638		assertTrue(q.isEmpty());
#	Line 514 | Line 649 | public class ScheduledExecutorTest exten
649		* periodic tasks are cancelled at shutdown
650		*/
651		public void testShutDown4() {
652	<	ScheduledExecutor p1 = new ScheduledExecutor(1);
652	>	ScheduledThreadPoolExecutor p1 = new ScheduledThreadPoolExecutor(1);
653		try {
654		p1.setContinueExistingPeriodicTasksAfterShutdownPolicy(true);
655	<	ScheduledCancellable task =
656	<	p1.scheduleAtFixedRate(new NoOpRunnable(), 5, 5, TimeUnit.MILLISECONDS);
655	>	ScheduledFuture task =
656	>	p1.scheduleAtFixedRate(new NoOpRunnable(), 1, 1, TimeUnit.MILLISECONDS);
657		assertFalse(task.isCancelled());
658	<	p1.shutdown();
658	>	try { p1.shutdown(); } catch(SecurityException ok) { return; }
659		assertFalse(task.isCancelled());
660		assertFalse(p1.isTerminated());
661		assertTrue(p1.isShutdown());
662		Thread.sleep(SHORT_DELAY_MS);
663		assertFalse(task.isCancelled());
664	<	task.cancel(true);
665	<	assertTrue(task.isCancelled());
664	>	assertTrue(task.cancel(true));
665	>	assertTrue(task.isDone());
666		Thread.sleep(SHORT_DELAY_MS);
667		assertTrue(p1.isTerminated());
668		}
669		catch(Exception ex) {
670		unexpectedException();
671		}
672	<	finally {
673	<	p1.shutdownNow();
672	>	finally {
673	>	joinPool(p1);
674	>	}
675	>	}
676	>
677	>	/**
678	>	* completed submit of callable returns result
679	>	*/
680	>	public void testSubmitCallable() {
681	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
682	>	try {
683	>	Future<String> future = e.submit(new StringTask());
684	>	String result = future.get();
685	>	assertSame(TEST_STRING, result);
686	>	}
687	>	catch (ExecutionException ex) {
688	>	unexpectedException();
689	>	}
690	>	catch (InterruptedException ex) {
691	>	unexpectedException();
692	>	} finally {
693	>	joinPool(e);
694	>	}
695	>	}
696	>
697	>	/**
698	>	* completed submit of runnable returns successfully
699	>	*/
700	>	public void testSubmitRunnable() {
701	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
702	>	try {
703	>	Future<?> future = e.submit(new NoOpRunnable());
704	>	future.get();
705	>	assertTrue(future.isDone());
706	>	}
707	>	catch (ExecutionException ex) {
708	>	unexpectedException();
709	>	}
710	>	catch (InterruptedException ex) {
711	>	unexpectedException();
712	>	} finally {
713	>	joinPool(e);
714	>	}
715	>	}
716	>
717	>	/**
718	>	* completed submit of (runnable, result) returns result
719	>	*/
720	>	public void testSubmitRunnable2() {
721	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
722	>	try {
723	>	Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING);
724	>	String result = future.get();
725	>	assertSame(TEST_STRING, result);
726	>	}
727	>	catch (ExecutionException ex) {
728	>	unexpectedException();
729	>	}
730	>	catch (InterruptedException ex) {
731	>	unexpectedException();
732	>	} finally {
733	>	joinPool(e);
734	>	}
735	>	}
736	>
737	>	/**
738	>	* invokeAny(null) throws NPE
739	>	*/
740	>	public void testInvokeAny1() {
741	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
742	>	try {
743	>	e.invokeAny(null);
744	>	} catch (NullPointerException success) {
745	>	} catch(Exception ex) {
746	>	unexpectedException();
747	>	} finally {
748	>	joinPool(e);
749	>	}
750	>	}
751	>
752	>	/**
753	>	* invokeAny(empty collection) throws IAE
754	>	*/
755	>	public void testInvokeAny2() {
756	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
757	>	try {
758	>	e.invokeAny(new ArrayList<Callable<String>>());
759	>	} catch (IllegalArgumentException success) {
760	>	} catch(Exception ex) {
761	>	unexpectedException();
762	>	} finally {
763	>	joinPool(e);
764	>	}
765	>	}
766	>
767	>	/**
768	>	* invokeAny(c) throws NPE if c has null elements
769	>	*/
770	>	public void testInvokeAny3() {
771	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
772	>	try {
773	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
774	>	l.add(new StringTask());
775	>	l.add(null);
776	>	e.invokeAny(l);
777	>	} catch (NullPointerException success) {
778	>	} catch(Exception ex) {
779	>	unexpectedException();
780	>	} finally {
781	>	joinPool(e);
782	>	}
783	>	}
784	>
785	>	/**
786	>	* invokeAny(c) throws ExecutionException if no task completes
787	>	*/
788	>	public void testInvokeAny4() {
789	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
790	>	try {
791	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
792	>	l.add(new NPETask());
793	>	e.invokeAny(l);
794	>	} catch (ExecutionException success) {
795	>	} catch(Exception ex) {
796	>	unexpectedException();
797	>	} finally {
798	>	joinPool(e);
799	>	}
800	>	}
801	>
802	>	/**
803	>	* invokeAny(c) returns result of some task
804	>	*/
805	>	public void testInvokeAny5() {
806	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
807	>	try {
808	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
809	>	l.add(new StringTask());
810	>	l.add(new StringTask());
811	>	String result = e.invokeAny(l);
812	>	assertSame(TEST_STRING, result);
813	>	} catch (ExecutionException success) {
814	>	} catch(Exception ex) {
815	>	unexpectedException();
816	>	} finally {
817	>	joinPool(e);
818	>	}
819	>	}
820	>
821	>	/**
822	>	* invokeAll(null) throws NPE
823	>	*/
824	>	public void testInvokeAll1() {
825	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
826	>	try {
827	>	e.invokeAll(null);
828	>	} catch (NullPointerException success) {
829	>	} catch(Exception ex) {
830	>	unexpectedException();
831	>	} finally {
832	>	joinPool(e);
833	>	}
834	>	}
835	>
836	>	/**
837	>	* invokeAll(empty collection) returns empty collection
838	>	*/
839	>	public void testInvokeAll2() {
840	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
841	>	try {
842	>	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>());
843	>	assertTrue(r.isEmpty());
844	>	} catch(Exception ex) {
845	>	unexpectedException();
846	>	} finally {
847	>	joinPool(e);
848	>	}
849	>	}
850	>
851	>	/**
852	>	* invokeAll(c) throws NPE if c has null elements
853	>	*/
854	>	public void testInvokeAll3() {
855	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
856	>	try {
857	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
858	>	l.add(new StringTask());
859	>	l.add(null);
860	>	e.invokeAll(l);
861	>	} catch (NullPointerException success) {
862	>	} catch(Exception ex) {
863	>	unexpectedException();
864	>	} finally {
865	>	joinPool(e);
866	>	}
867	>	}
868	>
869	>	/**
870	>	* get of invokeAll(c) throws exception on failed task
871	>	*/
872	>	public void testInvokeAll4() {
873	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
874	>	try {
875	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
876	>	l.add(new NPETask());
877	>	List<Future<String>> result = e.invokeAll(l);
878	>	assertEquals(1, result.size());
879	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
880	>	it.next().get();
881	>	} catch(ExecutionException success) {
882	>	} catch(Exception ex) {
883	>	unexpectedException();
884	>	} finally {
885	>	joinPool(e);
886	>	}
887	>	}
888	>
889	>	/**
890	>	* invokeAll(c) returns results of all completed tasks
891	>	*/
892	>	public void testInvokeAll5() {
893	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
894	>	try {
895	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
896	>	l.add(new StringTask());
897	>	l.add(new StringTask());
898	>	List<Future<String>> result = e.invokeAll(l);
899	>	assertEquals(2, result.size());
900	>	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
901	>	assertSame(TEST_STRING, it.next().get());
902	>	} catch (ExecutionException success) {
903	>	} catch(Exception ex) {
904	>	unexpectedException();
905	>	} finally {
906	>	joinPool(e);
907	>	}
908	>	}
909	>
910	>	/**
911	>	* timed invokeAny(null) throws NPE
912	>	*/
913	>	public void testTimedInvokeAny1() {
914	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
915	>	try {
916	>	e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
917	>	} catch (NullPointerException success) {
918	>	} catch(Exception ex) {
919	>	unexpectedException();
920	>	} finally {
921	>	joinPool(e);
922	>	}
923	>	}
924	>
925	>	/**
926	>	* timed invokeAny(,,null) throws NPE
927	>	*/
928	>	public void testTimedInvokeAnyNullTimeUnit() {
929	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
930	>	try {
931	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
932	>	l.add(new StringTask());
933	>	e.invokeAny(l, MEDIUM_DELAY_MS, null);
934	>	} catch (NullPointerException success) {
935	>	} catch(Exception ex) {
936	>	unexpectedException();
937	>	} finally {
938	>	joinPool(e);
939	>	}
940	>	}
941	>
942	>	/**
943	>	* timed invokeAny(empty collection) throws IAE
944	>	*/
945	>	public void testTimedInvokeAny2() {
946	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
947	>	try {
948	>	e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
949	>	} catch (IllegalArgumentException success) {
950	>	} catch(Exception ex) {
951	>	unexpectedException();
952	>	} finally {
953	>	joinPool(e);
954	>	}
955	>	}
956	>
957	>	/**
958	>	* timed invokeAny(c) throws NPE if c has null elements
959	>	*/
960	>	public void testTimedInvokeAny3() {
961	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
962	>	try {
963	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
964	>	l.add(new StringTask());
965	>	l.add(null);
966	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
967	>	} catch (NullPointerException success) {
968	>	} catch(Exception ex) {
969	>	ex.printStackTrace();
970	>	unexpectedException();
971	>	} finally {
972	>	joinPool(e);
973	>	}
974	>	}
975	>
976	>	/**
977	>	* timed invokeAny(c) throws ExecutionException if no task completes
978	>	*/
979	>	public void testTimedInvokeAny4() {
980	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
981	>	try {
982	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
983	>	l.add(new NPETask());
984	>	e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
985	>	} catch(ExecutionException success) {
986	>	} catch(Exception ex) {
987	>	unexpectedException();
988	>	} finally {
989	>	joinPool(e);
990	>	}
991	>	}
992	>
993	>	/**
994	>	* timed invokeAny(c) returns result of some task
995	>	*/
996	>	public void testTimedInvokeAny5() {
997	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
998	>	try {
999	>	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1000	>	l.add(new StringTask());
1001	>	l.add(new StringTask());
1002	>	String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1003	>	assertSame(TEST_STRING, result);
1004	>	} catch (ExecutionException success) {
1005	>	} catch(Exception ex) {
1006	>	unexpectedException();
1007	>	} finally {
1008	>	joinPool(e);
1009	>	}
1010	>	}
1011	>
1012	>	/**
1013	>	* timed invokeAll(null) throws NPE
1014	>	*/
1015	>	public void testTimedInvokeAll1() {
1016	>	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1017	>	try {
1018	>	e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1019	>	} catch (NullPointerException success) {
1020	>	} catch(Exception ex) {
1021	>	unexpectedException();
1022	>	} finally {
1023	>	joinPool(e);
1024		}
1025		}
1026
1027	+	/**
1028	+	* timed invokeAll(,,null) throws NPE
1029	+	*/
1030	+	public void testTimedInvokeAllNullTimeUnit() {
1031	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1032	+	try {
1033	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1034	+	l.add(new StringTask());
1035	+	e.invokeAll(l, MEDIUM_DELAY_MS, null);
1036	+	} catch (NullPointerException success) {
1037	+	} catch(Exception ex) {
1038	+	unexpectedException();
1039	+	} finally {
1040	+	joinPool(e);
1041	+	}
1042	+	}
1043	+
1044	+	/**
1045	+	* timed invokeAll(empty collection) returns empty collection
1046	+	*/
1047	+	public void testTimedInvokeAll2() {
1048	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1049	+	try {
1050	+	List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1051	+	assertTrue(r.isEmpty());
1052	+	} catch(Exception ex) {
1053	+	unexpectedException();
1054	+	} finally {
1055	+	joinPool(e);
1056	+	}
1057	+	}
1058	+
1059	+	/**
1060	+	* timed invokeAll(c) throws NPE if c has null elements
1061	+	*/
1062	+	public void testTimedInvokeAll3() {
1063	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1064	+	try {
1065	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1066	+	l.add(new StringTask());
1067	+	l.add(null);
1068	+	e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1069	+	} catch (NullPointerException success) {
1070	+	} catch(Exception ex) {
1071	+	unexpectedException();
1072	+	} finally {
1073	+	joinPool(e);
1074	+	}
1075	+	}
1076	+
1077	+	/**
1078	+	* get of element of invokeAll(c) throws exception on failed task
1079	+	*/
1080	+	public void testTimedInvokeAll4() {
1081	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1082	+	try {
1083	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1084	+	l.add(new NPETask());
1085	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1086	+	assertEquals(1, result.size());
1087	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1088	+	it.next().get();
1089	+	} catch(ExecutionException success) {
1090	+	} catch(Exception ex) {
1091	+	unexpectedException();
1092	+	} finally {
1093	+	joinPool(e);
1094	+	}
1095	+	}
1096	+
1097	+	/**
1098	+	* timed invokeAll(c) returns results of all completed tasks
1099	+	*/
1100	+	public void testTimedInvokeAll5() {
1101	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1102	+	try {
1103	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1104	+	l.add(new StringTask());
1105	+	l.add(new StringTask());
1106	+	List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS);
1107	+	assertEquals(2, result.size());
1108	+	for (Iterator<Future<String>> it = result.iterator(); it.hasNext();)
1109	+	assertSame(TEST_STRING, it.next().get());
1110	+	} catch (ExecutionException success) {
1111	+	} catch(Exception ex) {
1112	+	unexpectedException();
1113	+	} finally {
1114	+	joinPool(e);
1115	+	}
1116	+	}
1117	+
1118	+	/**
1119	+	* timed invokeAll(c) cancels tasks not completed by timeout
1120	+	*/
1121	+	public void testTimedInvokeAll6() {
1122	+	ExecutorService e = new ScheduledThreadPoolExecutor(2);
1123	+	try {
1124	+	ArrayList<Callable<String>> l = new ArrayList<Callable<String>>();
1125	+	l.add(new StringTask());
1126	+	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1127	+	l.add(new StringTask());
1128	+	List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
1129	+	assertEquals(3, result.size());
1130	+	Iterator<Future<String>> it = result.iterator();
1131	+	Future<String> f1 = it.next();
1132	+	Future<String> f2 = it.next();
1133	+	Future<String> f3 = it.next();
1134	+	assertTrue(f1.isDone());
1135	+	assertTrue(f2.isDone());
1136	+	assertTrue(f3.isDone());
1137	+	assertFalse(f1.isCancelled());
1138	+	assertTrue(f2.isCancelled());
1139	+	} catch(Exception ex) {
1140	+	unexpectedException();
1141	+	} finally {
1142	+	joinPool(e);
1143	+	}
1144	+	}
1145	+
1146	+
1147		}

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