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

Comparing jsr166/src/test/tck/CountedCompleterTest.java (file contents):
Revision 1.2 by dl, Thu Mar 21 16:26:43 2013 UTC vs.
Revision 1.10 by jsr166, Thu Jun 6 00:40:13 2013 UTC

#	Line 12 | Line 12 | import java.util.concurrent.ForkJoinWork
12		import java.util.concurrent.RecursiveAction;
13		import java.util.concurrent.TimeUnit;
14		import java.util.concurrent.TimeoutException;
15	+	import java.util.concurrent.atomic.AtomicInteger;
16		import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
17	+	import java.util.concurrent.atomic.AtomicReference;
18		import static java.util.concurrent.TimeUnit.MILLISECONDS;
19		import static java.util.concurrent.TimeUnit.SECONDS;
20		import java.util.HashSet;
#	Line 32 | Line 34 | public class CountedCompleterTest extend
34		static final int mainPoolSize =
35		Math.max(2, Runtime.getRuntime().availableProcessors());
36
35	–	/**
36	–	* Analog of CheckedRunnable for ForkJoinTasks
37	–	*/
38	–	public abstract class CheckedFJTask extends RecursiveAction {
39	–	protected abstract void realCompute() throws Throwable;
40	–
41	–	public final void compute() {
42	–	try {
43	–	realCompute();
44	–	} catch (Throwable t) {
45	–	threadUnexpectedException(t);
46	–	}
47	–	}
48	–	}
49	–
37		private static ForkJoinPool mainPool() {
38		return new ForkJoinPool(mainPoolSize);
39		}
#	Line 98 | Line 85 | public class CountedCompleterTest extend
85		} catch (Throwable fail) { threadUnexpectedException(fail); }
86		}
87
88	<	<T> void checkCompletedNormally(CountedCompleter<T> a) {
102	<	checkCompletedNormally(a, null);
103	<	}
104	<
105	<	<T> void checkCompletedNormally(CountedCompleter<T> a, T expected) {
88	>	void checkCompletedNormally(CountedCompleter<?> a) {
89		assertTrue(a.isDone());
90		assertFalse(a.isCancelled());
91		assertTrue(a.isCompletedNormally());
92		assertFalse(a.isCompletedAbnormally());
93		assertNull(a.getException());
94	<	assertSame(expected, a.getRawResult());
94	>	assertNull(a.getRawResult());
95
96		{
97		Thread.currentThread().interrupt();
98		long t0 = System.nanoTime();
99	<	assertSame(expected, a.join());
99	>	assertNull(a.join());
100		assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS);
101		Thread.interrupted();
102		}
#	Line 129 | Line 112 | public class CountedCompleterTest extend
112		assertFalse(a.cancel(false));
113		assertFalse(a.cancel(true));
114		try {
115	<	assertSame(expected, a.get());
115	>	assertNull(a.get());
116		} catch (Throwable fail) { threadUnexpectedException(fail); }
117		try {
118	<	assertSame(expected, a.get(5L, SECONDS));
118	>	assertNull(a.get(5L, SECONDS));
119		} catch (Throwable fail) { threadUnexpectedException(fail); }
120		}
121
#	Line 211 | Line 194 | public class CountedCompleterTest extend
194		} catch (ExecutionException success) {
195		assertSame(t.getClass(), success.getCause().getClass());
196		} catch (Throwable fail) { threadUnexpectedException(fail); }
197	+
198	+	try {
199	+	a.invoke();
200	+	shouldThrow();
201	+	} catch (Throwable ex) {
202	+	assertSame(t, ex);
203	+	}
204		}
205
206		public static final class FJException extends RuntimeException {
207		FJException() { super(); }
208		}
209
210	<	static final class NoopCountedCompleter extends CountedCompleter {
211	<	boolean post; // set true if onCompletion called
212	<	NoopCountedCompleter() { super(); }
213	<	NoopCountedCompleter(CountedCompleter p) { super(p); }
214	<	public void compute() {}
215	<	public final void onCompletion(CountedCompleter caller) {
216	<	post = true;
210	>	abstract class CheckedCC extends CountedCompleter<Object> {
211	>	final AtomicInteger computeN = new AtomicInteger(0);
212	>	final AtomicInteger onCompletionN = new AtomicInteger(0);
213	>	final AtomicInteger onExceptionalCompletionN = new AtomicInteger(0);
214	>	final AtomicInteger setRawResultN = new AtomicInteger(0);
215	>	final AtomicReference<Object> rawResult = new AtomicReference<>(null);
216	>	int computeN() { return computeN.get(); }
217	>	int onCompletionN() { return onCompletionN.get(); }
218	>	int onExceptionalCompletionN() { return onExceptionalCompletionN.get(); }
219	>	int setRawResultN() { return setRawResultN.get(); }
220	>
221	>	CheckedCC() { super(); }
222	>	CheckedCC(CountedCompleter p) { super(p); }
223	>	CheckedCC(CountedCompleter p, int n) { super(p, n); }
224	>	abstract void realCompute();
225	>	public final void compute() {
226	>	computeN.incrementAndGet();
227	>	realCompute();
228	>	}
229	>	public void onCompletion(CountedCompleter caller) {
230	>	onCompletionN.incrementAndGet();
231	>	super.onCompletion(caller);
232	>	}
233	>	public boolean onExceptionalCompletion(Throwable ex,
234	>	CountedCompleter caller) {
235	>	onExceptionalCompletionN.incrementAndGet();
236	>	assertNotNull(ex);
237	>	assertTrue(isCompletedAbnormally());
238	>	assertTrue(super.onExceptionalCompletion(ex, caller));
239	>	return true;
240	>	}
241	>	protected void setRawResult(Object t) {
242	>	setRawResultN.incrementAndGet();
243	>	rawResult.set(t);
244	>	super.setRawResult(t);
245	>	}
246	>	void checkIncomplete() {
247	>	assertEquals(0, computeN());
248	>	assertEquals(0, onCompletionN());
249	>	assertEquals(0, onExceptionalCompletionN());
250	>	assertEquals(0, setRawResultN());
251	>	checkNotDone(this);
252	>	}
253	>	void checkCompletes(Object rawResult) {
254	>	checkIncomplete();
255	>	int pendingCount = getPendingCount();
256	>	complete(rawResult);
257	>	assertEquals(pendingCount, getPendingCount());
258	>	assertEquals(0, computeN());
259	>	assertEquals(1, onCompletionN());
260	>	assertEquals(0, onExceptionalCompletionN());
261	>	assertEquals(1, setRawResultN());
262	>	assertSame(rawResult, this.rawResult.get());
263	>	checkCompletedNormally(this);
264	>	}
265	>	void checkCompletesExceptionally(Throwable ex) {
266	>	checkIncomplete();
267	>	completeExceptionally(ex);
268	>	checkCompletedExceptionally(ex);
269	>	}
270	>	void checkCompletedExceptionally(Throwable ex) {
271	>	assertEquals(0, computeN());
272	>	assertEquals(0, onCompletionN());
273	>	assertEquals(1, onExceptionalCompletionN());
274	>	assertEquals(0, setRawResultN());
275	>	assertNull(this.rawResult.get());
276	>	checkCompletedAbnormally(this, ex);
277		}
278		}
279
280	+	final class NoopCC extends CheckedCC {
281	+	NoopCC() { super(); }
282	+	NoopCC(CountedCompleter p) { super(p); }
283	+	protected void realCompute() {}
284	+	}
285	+
286		/**
287	<	* A newly constructed CountedCompleter is not completed;
288	<	* complete() causes completion.
287	>	* A newly constructed CountedCompleter is not completed;
288	>	* complete() causes completion. pendingCount is ignored.
289		*/
290		public void testComplete() {
291	<	NoopCountedCompleter a = new NoopCountedCompleter();
292	<	assertFalse(a.isDone());
293	<	assertFalse(a.isCompletedNormally());
294	<	assertFalse(a.isCompletedAbnormally());
295	<	assertFalse(a.isCancelled());
296	<	assertNull(a.getException());
297	<	assertNull(a.getRawResult());
298	<	assertFalse(a.post);
299	<	a.complete(null);
300	<	assertTrue(a.post);
245	<	assertTrue(a.isDone());
246	<	assertTrue(a.isCompletedNormally());
247	<	assertFalse(a.isCompletedAbnormally());
248	<	assertFalse(a.isCancelled());
249	<	assertNull(a.getException());
250	<	assertNull(a.getRawResult());
291	>	for (Object x : new Object[] { Boolean.TRUE, null }) {
292	>	for (int pendingCount : new int[] { 0, 42 }) {
293	>	testComplete(new NoopCC(), x, pendingCount);
294	>	testComplete(new NoopCC(new NoopCC()), x, pendingCount);
295	>	}
296	>	}
297	>	}
298	>	void testComplete(NoopCC cc, Object x, int pendingCount) {
299	>	cc.setPendingCount(pendingCount);
300	>	cc.checkCompletes(x);
301		}
302
303		/**
304		* completeExceptionally completes exceptionally
305		*/
306		public void testCompleteExceptionally() {
307	<	NoopCountedCompleter a = new NoopCountedCompleter();
308	<	assertFalse(a.isDone());
309	<	assertFalse(a.isCompletedNormally());
310	<	assertFalse(a.isCompletedAbnormally());
311	<	assertFalse(a.isCancelled());
312	<	assertNull(a.getException());
313	<	assertNull(a.getRawResult());
314	<	assertFalse(a.post);
315	<	a.completeExceptionally(new FJException());
316	<	assertFalse(a.post);
317	<	assertTrue(a.isDone());
318	<	assertFalse(a.isCompletedNormally());
319	<	assertTrue(a.isCompletedAbnormally());
320	<	assertFalse(a.isCancelled());
321	<	assertTrue(a.getException() instanceof FJException);
272	<	assertNull(a.getRawResult());
307	>	new NoopCC()
308	>	.checkCompletesExceptionally(new FJException());
309	>	new NoopCC(new NoopCC())
310	>	.checkCompletesExceptionally(new FJException());
311	>	}
312	>
313	>	/**
314	>	* completeExceptionally(null) throws NullPointerException
315	>	*/
316	>	public void testCompleteExceptionally_null() {
317	>	try {
318	>	new NoopCC()
319	>	.checkCompletesExceptionally(null);
320	>	shouldThrow();
321	>	} catch (NullPointerException success) {}
322		}
323
324		/**
325		* setPendingCount sets the reported pending count
326		*/
327		public void testSetPendingCount() {
328	<	NoopCountedCompleter a = new NoopCountedCompleter();
328	>	NoopCC a = new NoopCC();
329		assertEquals(0, a.getPendingCount());
330		a.setPendingCount(1);
331		assertEquals(1, a.getPendingCount());
#	Line 288 | Line 337 | public class CountedCompleterTest extend
337		* addToPendingCount adds to the reported pending count
338		*/
339		public void testAddToPendingCount() {
340	<	NoopCountedCompleter a = new NoopCountedCompleter();
340	>	NoopCC a = new NoopCC();
341		assertEquals(0, a.getPendingCount());
342		a.addToPendingCount(1);
343		assertEquals(1, a.getPendingCount());
#	Line 301 | Line 350 | public class CountedCompleterTest extend
350		* count unless zero
351		*/
352		public void testDecrementPendingCount() {
353	<	NoopCountedCompleter a = new NoopCountedCompleter();
353	>	NoopCC a = new NoopCC();
354		assertEquals(0, a.getPendingCount());
355		a.addToPendingCount(1);
356		assertEquals(1, a.getPendingCount());
#	Line 312 | Line 361 | public class CountedCompleterTest extend
361		}
362
363		/**
364	+	* compareAndSetPendingCount compares and sets the reported
365	+	* pending count
366	+	*/
367	+	public void testCompareAndSetPendingCount() {
368	+	NoopCC a = new NoopCC();
369	+	assertEquals(0, a.getPendingCount());
370	+	assertTrue(a.compareAndSetPendingCount(0, 1));
371	+	assertEquals(1, a.getPendingCount());
372	+	assertTrue(a.compareAndSetPendingCount(1, 2));
373	+	assertEquals(2, a.getPendingCount());
374	+	assertFalse(a.compareAndSetPendingCount(1, 3));
375	+	assertEquals(2, a.getPendingCount());
376	+	}
377	+
378	+	/**
379		* getCompleter returns parent or null if at root
380		*/
381		public void testGetCompleter() {
382	<	NoopCountedCompleter a = new NoopCountedCompleter();
382	>	NoopCC a = new NoopCC();
383		assertNull(a.getCompleter());
384	<	CountedCompleter b = new NoopCountedCompleter(a);
385	<	assertEquals(a, b.getCompleter());
384	>	CountedCompleter b = new NoopCC(a);
385	>	assertSame(a, b.getCompleter());
386	>	CountedCompleter c = new NoopCC(b);
387	>	assertSame(b, c.getCompleter());
388		}
389	<
389	>
390		/**
391		* getRoot returns self if no parent, else parent's root
392		*/
393		public void testGetRoot() {
394	<	NoopCountedCompleter a = new NoopCountedCompleter();
395	<	NoopCountedCompleter b = new NoopCountedCompleter(a);
396	<	assertEquals(a, a.getRoot());
397	<	assertEquals(a, b.getRoot());
394	>	NoopCC a = new NoopCC();
395	>	NoopCC b = new NoopCC(a);
396	>	NoopCC c = new NoopCC(b);
397	>	assertSame(a, a.getRoot());
398	>	assertSame(a, b.getRoot());
399	>	assertSame(a, c.getRoot());
400		}
401	<
401	>
402		/**
403	<	* tryComplete causes completion if pending count is zero
403	>	* tryComplete decrements pending count unless zero, in which case
404	>	* causes completion
405		*/
406	<	public void testTryComplete1() {
407	<	NoopCountedCompleter a = new NoopCountedCompleter();
406	>	public void testTryComplete() {
407	>	NoopCC a = new NoopCC();
408		assertEquals(0, a.getPendingCount());
409	+	int n = 3;
410	+	a.setPendingCount(n);
411	+	for (; n > 0; n--) {
412	+	assertEquals(n, a.getPendingCount());
413	+	a.tryComplete();
414	+	a.checkIncomplete();
415	+	assertEquals(n - 1, a.getPendingCount());
416	+	}
417		a.tryComplete();
418	<	assertTrue(a.post);
419	<	assertTrue(a.isDone());
418	>	assertEquals(0, a.computeN());
419	>	assertEquals(1, a.onCompletionN());
420	>	assertEquals(0, a.onExceptionalCompletionN());
421	>	assertEquals(0, a.setRawResultN());
422	>	checkCompletedNormally(a);
423		}
424
425		/**
426	<	* propagateCompletion causes completion without invokein
427	<	* onCompletion if pending count is zero
426	>	* propagateCompletion decrements pending count unless zero, in
427	>	* which case causes completion, without invoking onCompletion
428		*/
429		public void testPropagateCompletion() {
430	<	NoopCountedCompleter a = new NoopCountedCompleter();
430	>	NoopCC a = new NoopCC();
431		assertEquals(0, a.getPendingCount());
432	+	int n = 3;
433	+	a.setPendingCount(n);
434	+	for (; n > 0; n--) {
435	+	assertEquals(n, a.getPendingCount());
436	+	a.propagateCompletion();
437	+	a.checkIncomplete();
438	+	assertEquals(n - 1, a.getPendingCount());
439	+	}
440		a.propagateCompletion();
441	<	assertFalse(a.post);
442	<	assertTrue(a.isDone());
443	<	}
444	<
445	<	/**
358	<	* tryComplete decrments pending count unless zero
359	<	*/
360	<	public void testTryComplete2() {
361	<	NoopCountedCompleter a = new NoopCountedCompleter();
362	<	assertEquals(0, a.getPendingCount());
363	<	a.setPendingCount(1);
364	<	a.tryComplete();
365	<	assertFalse(a.post);
366	<	assertFalse(a.isDone());
367	<	assertEquals(0, a.getPendingCount());
368	<	a.tryComplete();
369	<	assertTrue(a.post);
370	<	assertTrue(a.isDone());
441	>	assertEquals(0, a.computeN());
442	>	assertEquals(0, a.onCompletionN());
443	>	assertEquals(0, a.onExceptionalCompletionN());
444	>	assertEquals(0, a.setRawResultN());
445	>	checkCompletedNormally(a);
446		}
447
448		/**
449		* firstComplete returns this if pending count is zero else null
450		*/
451		public void testFirstComplete() {
452	<	NoopCountedCompleter a = new NoopCountedCompleter();
452	>	NoopCC a = new NoopCC();
453		a.setPendingCount(1);
454		assertNull(a.firstComplete());
455	<	assertEquals(a, a.firstComplete());
455	>	a.checkIncomplete();
456	>	assertSame(a, a.firstComplete());
457	>	a.checkIncomplete();
458		}
459
460		/**
#	Line 385 | Line 462 | public class CountedCompleterTest extend
462		* zero else null
463		*/
464		public void testNextComplete() {
465	<	NoopCountedCompleter a = new NoopCountedCompleter();
466	<	NoopCountedCompleter b = new NoopCountedCompleter(a);
465	>	NoopCC a = new NoopCC();
466	>	NoopCC b = new NoopCC(a);
467		a.setPendingCount(1);
468		b.setPendingCount(1);
469		assertNull(b.firstComplete());
470	<	CountedCompleter c = b.firstComplete();
471	<	assertEquals(b, c);
472	<	CountedCompleter d = c.nextComplete();
473	<	assertNull(d);
474	<	CountedCompleter e = c.nextComplete();
475	<	assertEquals(a, e);
470	>	assertSame(b, b.firstComplete());
471	>	assertNull(b.nextComplete());
472	>	a.checkIncomplete();
473	>	b.checkIncomplete();
474	>	assertSame(a, b.nextComplete());
475	>	assertSame(a, b.nextComplete());
476	>	a.checkIncomplete();
477	>	b.checkIncomplete();
478	>	assertNull(a.nextComplete());
479	>	b.checkIncomplete();
480	>	checkCompletedNormally(a);
481		}
482
483		/**
484		* quietlyCompleteRoot completes root task
485		*/
486		public void testQuietlyCompleteRoot() {
487	<	NoopCountedCompleter a = new NoopCountedCompleter();
488	<	NoopCountedCompleter b = new NoopCountedCompleter(a);
487	>	NoopCC a = new NoopCC();
488	>	NoopCC b = new NoopCC(a);
489	>	NoopCC c = new NoopCC(b);
490		a.setPendingCount(1);
491		b.setPendingCount(1);
492	<	b.quietlyCompleteRoot();
492	>	c.setPendingCount(1);
493	>	c.quietlyCompleteRoot();
494		assertTrue(a.isDone());
495		assertFalse(b.isDone());
496	+	assertFalse(c.isDone());
497		}
498
499		// Invocation tests use some interdependent task classes
500		// to better test propagation etc
501
502	<
502	>
503		// Version of Fibonacci with different classes for left vs right forks
504	<	static abstract class CCF extends CountedCompleter {
504	>	abstract class CCF extends CheckedCC {
505		int number;
506		int rnumber;
507
#	Line 425 | Line 510 | public class CountedCompleterTest extend
510		this.number = n;
511		}
512
513	<	public final void compute() {
429	<	CountedCompleter p;
513	>	protected final void realCompute() {
514		CCF f = this;
515		int n = number;
516		while (n >= 2) {
517		new RCCF(f, n - 2).fork();
518		f = new LCCF(f, --n);
519		}
520	<	f.number = n;
437	<	f.onCompletion(f);
438	<	if ((p = f.getCompleter()) != null)
439	<	p.tryComplete();
440	<	else
441	<	f.quietlyComplete();
520	>	f.complete(null);
521		}
522		}
523
524	<	static final class LCCF extends CCF {
524	>	final class LCCF extends CCF {
525	>	public LCCF(int n) { this(null, n); }
526		public LCCF(CountedCompleter parent, int n) {
527		super(parent, n);
528		}
529		public final void onCompletion(CountedCompleter caller) {
530	+	super.onCompletion(caller);
531		CCF p = (CCF)getCompleter();
532		int n = number + rnumber;
533		if (p != null)
#	Line 455 | Line 536 | public class CountedCompleterTest extend
536		number = n;
537		}
538		}
539	<	static final class RCCF extends CCF {
539	>	final class RCCF extends CCF {
540		public RCCF(CountedCompleter parent, int n) {
541		super(parent, n);
542		}
543		public final void onCompletion(CountedCompleter caller) {
544	+	super.onCompletion(caller);
545		CCF p = (CCF)getCompleter();
546		int n = number + rnumber;
547		if (p != null)
#	Line 470 | Line 552 | public class CountedCompleterTest extend
552		}
553
554		// Version of CCF with forced failure in left completions
555	<	static abstract class FailingCCF extends CountedCompleter {
555	>	abstract class FailingCCF extends CheckedCC {
556		int number;
557		int rnumber;
558
#	Line 479 | Line 561 | public class CountedCompleterTest extend
561		this.number = n;
562		}
563
564	<	public final void compute() {
483	<	CountedCompleter p;
564	>	protected final void realCompute() {
565		FailingCCF f = this;
566		int n = number;
567		while (n >= 2) {
568		new RFCCF(f, n - 2).fork();
569		f = new LFCCF(f, --n);
570		}
571	<	f.number = n;
491	<	f.onCompletion(f);
492	<	if ((p = f.getCompleter()) != null)
493	<	p.tryComplete();
494	<	else
495	<	f.quietlyComplete();
571	>	f.complete(null);
572		}
573		}
574
575	<	static final class LFCCF extends FailingCCF {
575	>	final class LFCCF extends FailingCCF {
576	>	public LFCCF(int n) { this(null, n); }
577		public LFCCF(CountedCompleter parent, int n) {
578		super(parent, n);
579		}
580		public final void onCompletion(CountedCompleter caller) {
581	+	super.onCompletion(caller);
582		FailingCCF p = (FailingCCF)getCompleter();
583		int n = number + rnumber;
584		if (p != null)
#	Line 509 | Line 587 | public class CountedCompleterTest extend
587		number = n;
588		}
589		}
590	<	static final class RFCCF extends FailingCCF {
590	>	final class RFCCF extends FailingCCF {
591		public RFCCF(CountedCompleter parent, int n) {
592		super(parent, n);
593		}
594		public final void onCompletion(CountedCompleter caller) {
595	+	super.onCompletion(caller);
596		completeExceptionally(new FJException());
597		}
598		}
599	<
599	>
600		/**
601		* invoke returns when task completes normally.
602		* isCompletedAbnormally and isCancelled return false for normally
603		* completed tasks; getRawResult returns null.
604		*/
605		public void testInvoke() {
606	<	ForkJoinTask a =  new CheckedFJTask() {
607	<	public void realCompute() {
608	<	CCF f = new LCCF(null, 8);
606	>	ForkJoinTask a = new CheckedRecursiveAction() {
607	>	protected void realCompute() {
608	>	CCF f = new LCCF(8);
609		assertNull(f.invoke());
610		assertEquals(21, f.number);
611		checkCompletedNormally(f);
#	Line 540 | Line 619 | public class CountedCompleterTest extend
619		* completed tasks
620		*/
621		public void testQuietlyInvoke() {
622	<	ForkJoinTask a =  new CheckedFJTask() {
623	<	public void realCompute() {
624	<	CCF f = new LCCF(null, 8);
622	>	ForkJoinTask a = new CheckedRecursiveAction() {
623	>	protected void realCompute() {
624	>	CCF f = new LCCF(8);
625		f.quietlyInvoke();
626		assertEquals(21, f.number);
627		checkCompletedNormally(f);
#	Line 554 | Line 633 | public class CountedCompleterTest extend
633		* join of a forked task returns when task completes
634		*/
635		public void testForkJoin() {
636	<	ForkJoinTask a =  new CheckedFJTask() {
637	<	public void realCompute() {
638	<	CCF f = new LCCF(null, 8);
636	>	ForkJoinTask a = new CheckedRecursiveAction() {
637	>	protected void realCompute() {
638	>	CCF f = new LCCF(8);
639		assertSame(f, f.fork());
640		assertNull(f.join());
641		assertEquals(21, f.number);
#	Line 569 | Line 648 | public class CountedCompleterTest extend
648		* get of a forked task returns when task completes
649		*/
650		public void testForkGet() {
651	<	ForkJoinTask a =  new CheckedFJTask() {
652	<	public void realCompute() throws Exception {
653	<	CCF f = new LCCF(null, 8);
651	>	ForkJoinTask a = new CheckedRecursiveAction() {
652	>	protected void realCompute() throws Exception {
653	>	CCF f = new LCCF(8);
654		assertSame(f, f.fork());
655		assertNull(f.get());
656		assertEquals(21, f.number);
#	Line 584 | Line 663 | public class CountedCompleterTest extend
663		* timed get of a forked task returns when task completes
664		*/
665		public void testForkTimedGet() {
666	<	ForkJoinTask a =  new CheckedFJTask() {
667	<	public void realCompute() throws Exception {
668	<	CCF f = new LCCF(null, 8);
666	>	ForkJoinTask a = new CheckedRecursiveAction() {
667	>	protected void realCompute() throws Exception {
668	>	CCF f = new LCCF(8);
669		assertSame(f, f.fork());
670		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
671		assertEquals(21, f.number);
#	Line 599 | Line 678 | public class CountedCompleterTest extend
678		* timed get with null time unit throws NPE
679		*/
680		public void testForkTimedGetNPE() {
681	<	ForkJoinTask a =  new CheckedFJTask() {
682	<	public void realCompute() throws Exception {
683	<	CCF f = new LCCF(null, 8);
681	>	ForkJoinTask a = new CheckedRecursiveAction() {
682	>	protected void realCompute() throws Exception {
683	>	CCF f = new LCCF(8);
684		assertSame(f, f.fork());
685		try {
686		f.get(5L, null);
#	Line 615 | Line 694 | public class CountedCompleterTest extend
694		* quietlyJoin of a forked task returns when task completes
695		*/
696		public void testForkQuietlyJoin() {
697	<	ForkJoinTask a =  new CheckedFJTask() {
698	<	public void realCompute() {
699	<	CCF f = new LCCF(null, 8);
697	>	ForkJoinTask a = new CheckedRecursiveAction() {
698	>	protected void realCompute() {
699	>	CCF f = new LCCF(8);
700		assertSame(f, f.fork());
701		f.quietlyJoin();
702		assertEquals(21, f.number);
#	Line 631 | Line 710 | public class CountedCompleterTest extend
710		* getQueuedTaskCount returns 0 when quiescent
711		*/
712		public void testForkHelpQuiesce() {
713	<	ForkJoinTask a =  new CheckedFJTask() {
714	<	public void realCompute() {
715	<	CCF f = new LCCF(null, 8);
713	>	ForkJoinTask a = new CheckedRecursiveAction() {
714	>	protected void realCompute() {
715	>	CCF f = new LCCF(8);
716		assertSame(f, f.fork());
717		helpQuiesce();
718		assertEquals(21, f.number);
#	Line 647 | Line 726 | public class CountedCompleterTest extend
726		* invoke task throws exception when task completes abnormally
727		*/
728		public void testAbnormalInvoke() {
729	<	ForkJoinTask a =  new CheckedFJTask() {
730	<	public void realCompute() {
731	<	FailingCCF f = new LFCCF(null, 8);
729	>	ForkJoinTask a = new CheckedRecursiveAction() {
730	>	protected void realCompute() {
731	>	FailingCCF f = new LFCCF(8);
732		try {
733		f.invoke();
734		shouldThrow();
#	Line 664 | Line 743 | public class CountedCompleterTest extend
743		* quietlyInvoke task returns when task completes abnormally
744		*/
745		public void testAbnormalQuietlyInvoke() {
746	<	ForkJoinTask a =  new CheckedFJTask() {
747	<	public void realCompute() {
748	<	FailingCCF f = new LFCCF(null, 8);
746	>	ForkJoinTask a = new CheckedRecursiveAction() {
747	>	protected void realCompute() {
748	>	FailingCCF f = new LFCCF(8);
749		f.quietlyInvoke();
750		assertTrue(f.getException() instanceof FJException);
751		checkCompletedAbnormally(f, f.getException());
#	Line 678 | Line 757 | public class CountedCompleterTest extend
757		* join of a forked task throws exception when task completes abnormally
758		*/
759		public void testAbnormalForkJoin() {
760	<	ForkJoinTask a =  new CheckedFJTask() {
761	<	public void realCompute() {
762	<	FailingCCF f = new LFCCF(null, 8);
760	>	ForkJoinTask a = new CheckedRecursiveAction() {
761	>	protected void realCompute() {
762	>	FailingCCF f = new LFCCF(8);
763		assertSame(f, f.fork());
764		try {
765		f.join();
#	Line 696 | Line 775 | public class CountedCompleterTest extend
775		* get of a forked task throws exception when task completes abnormally
776		*/
777		public void testAbnormalForkGet() {
778	<	ForkJoinTask a =  new CheckedFJTask() {
779	<	public void realCompute() throws Exception {
780	<	FailingCCF f = new LFCCF(null, 8);
778	>	ForkJoinTask a = new CheckedRecursiveAction() {
779	>	protected void realCompute() throws Exception {
780	>	FailingCCF f = new LFCCF(8);
781		assertSame(f, f.fork());
782		try {
783		f.get();
#	Line 716 | Line 795 | public class CountedCompleterTest extend
795		* timed get of a forked task throws exception when task completes abnormally
796		*/
797		public void testAbnormalForkTimedGet() {
798	<	ForkJoinTask a =  new CheckedFJTask() {
799	<	public void realCompute() throws Exception {
800	<	FailingCCF f = new LFCCF(null, 8);
798	>	ForkJoinTask a = new CheckedRecursiveAction() {
799	>	protected void realCompute() throws Exception {
800	>	FailingCCF f = new LFCCF(8);
801		assertSame(f, f.fork());
802		try {
803		f.get(LONG_DELAY_MS, MILLISECONDS);
#	Line 736 | Line 815 | public class CountedCompleterTest extend
815		* quietlyJoin of a forked task returns when task completes abnormally
816		*/
817		public void testAbnormalForkQuietlyJoin() {
818	<	ForkJoinTask a =  new CheckedFJTask() {
819	<	public void realCompute() {
820	<	FailingCCF f = new LFCCF(null, 8);
818	>	ForkJoinTask a = new CheckedRecursiveAction() {
819	>	protected void realCompute() {
820	>	FailingCCF f = new LFCCF(8);
821		assertSame(f, f.fork());
822		f.quietlyJoin();
823		assertTrue(f.getException() instanceof FJException);
#	Line 751 | Line 830 | public class CountedCompleterTest extend
830		* invoke task throws exception when task cancelled
831		*/
832		public void testCancelledInvoke() {
833	<	ForkJoinTask a =  new CheckedFJTask() {
834	<	public void realCompute() {
835	<	CCF f = new LCCF(null, 8);
833	>	ForkJoinTask a = new CheckedRecursiveAction() {
834	>	protected void realCompute() {
835	>	CCF f = new LCCF(8);
836		assertTrue(f.cancel(true));
837		try {
838		f.invoke();
#	Line 769 | Line 848 | public class CountedCompleterTest extend
848		* join of a forked task throws exception when task cancelled
849		*/
850		public void testCancelledForkJoin() {
851	<	ForkJoinTask a =  new CheckedFJTask() {
852	<	public void realCompute() {
853	<	CCF f = new LCCF(null, 8);
851	>	ForkJoinTask a = new CheckedRecursiveAction() {
852	>	protected void realCompute() {
853	>	CCF f = new LCCF(8);
854		assertTrue(f.cancel(true));
855		assertSame(f, f.fork());
856		try {
#	Line 788 | Line 867 | public class CountedCompleterTest extend
867		* get of a forked task throws exception when task cancelled
868		*/
869		public void testCancelledForkGet() {
870	<	ForkJoinTask a =  new CheckedFJTask() {
871	<	public void realCompute() throws Exception {
872	<	CCF f = new LCCF(null, 8);
870	>	ForkJoinTask a = new CheckedRecursiveAction() {
871	>	protected void realCompute() throws Exception {
872	>	CCF f = new LCCF(8);
873		assertTrue(f.cancel(true));
874		assertSame(f, f.fork());
875		try {
#	Line 807 | Line 886 | public class CountedCompleterTest extend
886		* timed get of a forked task throws exception when task cancelled
887		*/
888		public void testCancelledForkTimedGet() throws Exception {
889	<	ForkJoinTask a =  new CheckedFJTask() {
890	<	public void realCompute() throws Exception {
891	<	CCF f = new LCCF(null, 8);
889	>	ForkJoinTask a = new CheckedRecursiveAction() {
890	>	protected void realCompute() throws Exception {
891	>	CCF f = new LCCF(8);
892		assertTrue(f.cancel(true));
893		assertSame(f, f.fork());
894		try {
#	Line 826 | Line 905 | public class CountedCompleterTest extend
905		* quietlyJoin of a forked task returns when task cancelled
906		*/
907		public void testCancelledForkQuietlyJoin() {
908	<	ForkJoinTask a =  new CheckedFJTask() {
909	<	public void realCompute() {
910	<	CCF f = new LCCF(null, 8);
908	>	ForkJoinTask a = new CheckedRecursiveAction() {
909	>	protected void realCompute() {
910	>	CCF f = new LCCF(8);
911		assertTrue(f.cancel(true));
912		assertSame(f, f.fork());
913		f.quietlyJoin();
#	Line 842 | Line 921 | public class CountedCompleterTest extend
921		*/
922		public void testGetPool() {
923		final ForkJoinPool mainPool = mainPool();
924	<	ForkJoinTask a =  new CheckedFJTask() {
925	<	public void realCompute() {
924	>	ForkJoinTask a = new CheckedRecursiveAction() {
925	>	protected void realCompute() {
926		assertSame(mainPool, getPool());
927		}};
928		testInvokeOnPool(mainPool, a);
#	Line 853 | Line 932 | public class CountedCompleterTest extend
932		* getPool of non-FJ task returns null
933		*/
934		public void testGetPool2() {
935	<	ForkJoinTask a =  new CheckedFJTask() {
936	<	public void realCompute() {
935	>	ForkJoinTask a = new CheckedRecursiveAction() {
936	>	protected void realCompute() {
937		assertNull(getPool());
938		}};
939		assertNull(a.invoke());
#	Line 864 | Line 943 | public class CountedCompleterTest extend
943		* inForkJoinPool of executing task returns true
944		*/
945		public void testInForkJoinPool() {
946	<	ForkJoinTask a =  new CheckedFJTask() {
947	<	public void realCompute() {
946	>	ForkJoinTask a = new CheckedRecursiveAction() {
947	>	protected void realCompute() {
948		assertTrue(inForkJoinPool());
949		}};
950		testInvokeOnPool(mainPool(), a);
#	Line 875 | Line 954 | public class CountedCompleterTest extend
954		* inForkJoinPool of non-FJ task returns false
955		*/
956		public void testInForkJoinPool2() {
957	<	ForkJoinTask a =  new CheckedFJTask() {
958	<	public void realCompute() {
957	>	ForkJoinTask a = new CheckedRecursiveAction() {
958	>	protected void realCompute() {
959		assertFalse(inForkJoinPool());
960		}};
961		assertNull(a.invoke());
#	Line 886 | Line 965 | public class CountedCompleterTest extend
965		* setRawResult(null) succeeds
966		*/
967		public void testSetRawResult() {
968	<	ForkJoinTask a =  new CheckedFJTask() {
969	<	public void realCompute() {
968	>	ForkJoinTask a = new CheckedRecursiveAction() {
969	>	protected void realCompute() {
970		setRawResult(null);
971		assertNull(getRawResult());
972		}};
#	Line 898 | Line 977 | public class CountedCompleterTest extend
977		* invoke task throws exception after invoking completeExceptionally
978		*/
979		public void testCompleteExceptionally2() {
980	<	ForkJoinTask a =  new CheckedFJTask() {
981	<	public void realCompute() {
982	<	CCF f = new LCCF(null, 8);
983	<	f.completeExceptionally(new FJException());
984	<	try {
985	<	f.invoke();
986	<	shouldThrow();
987	<	} catch (FJException success) {
909	<	checkCompletedAbnormally(f, success);
910	<	}
980	>	ForkJoinTask a = new CheckedRecursiveAction() {
981	>	protected void realCompute() {
982	>	CCF n = new LCCF(8);
983	>	CCF f = new LCCF(n, 8);
984	>	FJException ex = new FJException();
985	>	f.completeExceptionally(ex);
986	>	f.checkCompletedExceptionally(ex);
987	>	n.checkCompletedExceptionally(ex);
988		}};
989		testInvokeOnPool(mainPool(), a);
990		}
#	Line 916 | Line 993 | public class CountedCompleterTest extend
993		* invokeAll(t1, t2) invokes all task arguments
994		*/
995		public void testInvokeAll2() {
996	<	ForkJoinTask a =  new CheckedFJTask() {
997	<	public void realCompute() {
998	<	CCF f = new LCCF(null, 8);
999	<	CCF g = new LCCF(null, 9);
996	>	ForkJoinTask a = new CheckedRecursiveAction() {
997	>	protected void realCompute() {
998	>	CCF f = new LCCF(8);
999	>	CCF g = new LCCF(9);
1000		invokeAll(f, g);
1001		assertEquals(21, f.number);
1002		assertEquals(34, g.number);
#	Line 933 | Line 1010 | public class CountedCompleterTest extend
1010		* invokeAll(tasks) with 1 argument invokes task
1011		*/
1012		public void testInvokeAll1() {
1013	<	ForkJoinTask a =  new CheckedFJTask() {
1014	<	public void realCompute() {
1015	<	CCF f = new LCCF(null, 8);
1013	>	ForkJoinTask a = new CheckedRecursiveAction() {
1014	>	protected void realCompute() {
1015	>	CCF f = new LCCF(8);
1016		invokeAll(f);
1017		checkCompletedNormally(f);
1018		assertEquals(21, f.number);
#	Line 947 | Line 1024 | public class CountedCompleterTest extend
1024		* invokeAll(tasks) with > 2 argument invokes tasks
1025		*/
1026		public void testInvokeAll3() {
1027	<	ForkJoinTask a =  new CheckedFJTask() {
1028	<	public void realCompute() {
1029	<	CCF f = new LCCF(null, 8);
1030	<	CCF g = new LCCF(null, 9);
1031	<	CCF h = new LCCF(null, 7);
1027	>	ForkJoinTask a = new CheckedRecursiveAction() {
1028	>	protected void realCompute() {
1029	>	CCF f = new LCCF(8);
1030	>	CCF g = new LCCF(9);
1031	>	CCF h = new LCCF(7);
1032		invokeAll(f, g, h);
1033		assertEquals(21, f.number);
1034		assertEquals(34, g.number);
#	Line 967 | Line 1044 | public class CountedCompleterTest extend
1044		* invokeAll(collection) invokes all tasks in the collection
1045		*/
1046		public void testInvokeAllCollection() {
1047	<	ForkJoinTask a =  new CheckedFJTask() {
1048	<	public void realCompute() {
1049	<	CCF f = new LCCF(null, 8);
1050	<	CCF g = new LCCF(null, 9);
1051	<	CCF h = new LCCF(null, 7);
1047	>	ForkJoinTask a = new CheckedRecursiveAction() {
1048	>	protected void realCompute() {
1049	>	CCF f = new LCCF(8);
1050	>	CCF g = new LCCF(9);
1051	>	CCF h = new LCCF(7);
1052		HashSet set = new HashSet();
1053		set.add(f);
1054		set.add(g);
#	Line 991 | Line 1068 | public class CountedCompleterTest extend
1068		* invokeAll(tasks) with any null task throws NPE
1069		*/
1070		public void testInvokeAllNPE() {
1071	<	ForkJoinTask a =  new CheckedFJTask() {
1072	<	public void realCompute() {
1073	<	CCF f = new LCCF(null, 8);
1074	<	CCF g = new LCCF(null, 9);
1071	>	ForkJoinTask a = new CheckedRecursiveAction() {
1072	>	protected void realCompute() {
1073	>	CCF f = new LCCF(8);
1074	>	CCF g = new LCCF(9);
1075		CCF h = null;
1076		try {
1077		invokeAll(f, g, h);
#	Line 1008 | Line 1085 | public class CountedCompleterTest extend
1085		* invokeAll(t1, t2) throw exception if any task does
1086		*/
1087		public void testAbnormalInvokeAll2() {
1088	<	ForkJoinTask a =  new CheckedFJTask() {
1089	<	public void realCompute() {
1090	<	CCF f = new LCCF(null, 8);
1091	<	FailingCCF g = new LFCCF(null, 9);
1088	>	ForkJoinTask a = new CheckedRecursiveAction() {
1089	>	protected void realCompute() {
1090	>	CCF f = new LCCF(8);
1091	>	FailingCCF g = new LFCCF(9);
1092		try {
1093		invokeAll(f, g);
1094		shouldThrow();
#	Line 1026 | Line 1103 | public class CountedCompleterTest extend
1103		* invokeAll(tasks) with 1 argument throws exception if task does
1104		*/
1105		public void testAbnormalInvokeAll1() {
1106	<	ForkJoinTask a =  new CheckedFJTask() {
1107	<	public void realCompute() {
1108	<	FailingCCF g = new LFCCF(null, 9);
1106	>	ForkJoinTask a = new CheckedRecursiveAction() {
1107	>	protected void realCompute() {
1108	>	FailingCCF g = new LFCCF(9);
1109		try {
1110		invokeAll(g);
1111		shouldThrow();
#	Line 1043 | Line 1120 | public class CountedCompleterTest extend
1120		* invokeAll(tasks) with > 2 argument throws exception if any task does
1121		*/
1122		public void testAbnormalInvokeAll3() {
1123	<	ForkJoinTask a =  new CheckedFJTask() {
1124	<	public void realCompute() {
1125	<	CCF f = new LCCF(null, 8);
1126	<	FailingCCF g = new LFCCF(null, 9);
1127	<	CCF h = new LCCF(null, 7);
1123	>	ForkJoinTask a = new CheckedRecursiveAction() {
1124	>	protected void realCompute() {
1125	>	CCF f = new LCCF(8);
1126	>	FailingCCF g = new LFCCF(9);
1127	>	CCF h = new LCCF(7);
1128		try {
1129		invokeAll(f, g, h);
1130		shouldThrow();
#	Line 1062 | Line 1139 | public class CountedCompleterTest extend
1139		* invokeAll(collection)  throws exception if any task does
1140		*/
1141		public void testAbnormalInvokeAllCollection() {
1142	<	ForkJoinTask a =  new CheckedFJTask() {
1143	<	public void realCompute() {
1144	<	FailingCCF f = new LFCCF(null, 8);
1145	<	CCF g = new LCCF(null, 9);
1146	<	CCF h = new LCCF(null, 7);
1142	>	ForkJoinTask a = new CheckedRecursiveAction() {
1143	>	protected void realCompute() {
1144	>	FailingCCF f = new LFCCF(8);
1145	>	CCF g = new LCCF(9);
1146	>	CCF h = new LCCF(7);
1147		HashSet set = new HashSet();
1148		set.add(f);
1149		set.add(g);
#	Line 1086 | Line 1163 | public class CountedCompleterTest extend
1163		* and suppresses execution
1164		*/
1165		public void testTryUnfork() {
1166	<	ForkJoinTask a =  new CheckedFJTask() {
1167	<	public void realCompute() {
1168	<	CCF g = new LCCF(null, 9);
1166	>	ForkJoinTask a = new CheckedRecursiveAction() {
1167	>	protected void realCompute() {
1168	>	CCF g = new LCCF(9);
1169		assertSame(g, g.fork());
1170	<	CCF f = new LCCF(null, 8);
1170	>	CCF f = new LCCF(8);
1171		assertSame(f, f.fork());
1172		assertTrue(f.tryUnfork());
1173		helpQuiesce();
#	Line 1105 | Line 1182 | public class CountedCompleterTest extend
1182		* there are more tasks than threads
1183		*/
1184		public void testGetSurplusQueuedTaskCount() {
1185	<	ForkJoinTask a =  new CheckedFJTask() {
1186	<	public void realCompute() {
1187	<	CCF h = new LCCF(null, 7);
1185	>	ForkJoinTask a = new CheckedRecursiveAction() {
1186	>	protected void realCompute() {
1187	>	CCF h = new LCCF(7);
1188		assertSame(h, h.fork());
1189	<	CCF g = new LCCF(null, 9);
1189	>	CCF g = new LCCF(9);
1190		assertSame(g, g.fork());
1191	<	CCF f = new LCCF(null, 8);
1191	>	CCF f = new LCCF(8);
1192		assertSame(f, f.fork());
1193		assertTrue(getSurplusQueuedTaskCount() > 0);
1194		helpQuiesce();
#	Line 1127 | Line 1204 | public class CountedCompleterTest extend
1204		* peekNextLocalTask returns most recent unexecuted task.
1205		*/
1206		public void testPeekNextLocalTask() {
1207	<	ForkJoinTask a =  new CheckedFJTask() {
1208	<	public void realCompute() {
1209	<	CCF g = new LCCF(null, 9);
1207	>	ForkJoinTask a = new CheckedRecursiveAction() {
1208	>	protected void realCompute() {
1209	>	CCF g = new LCCF(9);
1210		assertSame(g, g.fork());
1211	<	CCF f = new LCCF(null, 8);
1211	>	CCF f = new LCCF(8);
1212		assertSame(f, f.fork());
1213		assertSame(f, peekNextLocalTask());
1214		assertNull(f.join());
#	Line 1147 | Line 1224 | public class CountedCompleterTest extend
1224		* executing it
1225		*/
1226		public void testPollNextLocalTask() {
1227	<	ForkJoinTask a =  new CheckedFJTask() {
1228	<	public void realCompute() {
1229	<	CCF g = new LCCF(null, 9);
1227	>	ForkJoinTask a = new CheckedRecursiveAction() {
1228	>	protected void realCompute() {
1229	>	CCF g = new LCCF(9);
1230		assertSame(g, g.fork());
1231	<	CCF f = new LCCF(null, 8);
1231	>	CCF f = new LCCF(8);
1232		assertSame(f, f.fork());
1233		assertSame(f, pollNextLocalTask());
1234		helpQuiesce();
#	Line 1166 | Line 1243 | public class CountedCompleterTest extend
1243		* pollTask returns an unexecuted task without executing it
1244		*/
1245		public void testPollTask() {
1246	<	ForkJoinTask a =  new CheckedFJTask() {
1247	<	public void realCompute() {
1248	<	CCF g = new LCCF(null, 9);
1246	>	ForkJoinTask a = new CheckedRecursiveAction() {
1247	>	protected void realCompute() {
1248	>	CCF g = new LCCF(9);
1249		assertSame(g, g.fork());
1250	<	CCF f = new LCCF(null, 8);
1250	>	CCF f = new LCCF(8);
1251		assertSame(f, f.fork());
1252		assertSame(f, pollTask());
1253		helpQuiesce();
#	Line 1184 | Line 1261 | public class CountedCompleterTest extend
1261		* peekNextLocalTask returns least recent unexecuted task in async mode
1262		*/
1263		public void testPeekNextLocalTaskAsync() {
1264	<	ForkJoinTask a =  new CheckedFJTask() {
1265	<	public void realCompute() {
1266	<	CCF g = new LCCF(null, 9);
1264	>	ForkJoinTask a = new CheckedRecursiveAction() {
1265	>	protected void realCompute() {
1266	>	CCF g = new LCCF(9);
1267		assertSame(g, g.fork());
1268	<	CCF f = new LCCF(null, 8);
1268	>	CCF f = new LCCF(8);
1269		assertSame(f, f.fork());
1270		assertSame(g, peekNextLocalTask());
1271		assertNull(f.join());
#	Line 1205 | Line 1282 | public class CountedCompleterTest extend
1282		* executing it, in async mode
1283		*/
1284		public void testPollNextLocalTaskAsync() {
1285	<	ForkJoinTask a =  new CheckedFJTask() {
1286	<	public void realCompute() {
1287	<	CCF g = new LCCF(null, 9);
1285	>	ForkJoinTask a = new CheckedRecursiveAction() {
1286	>	protected void realCompute() {
1287	>	CCF g = new LCCF(9);
1288		assertSame(g, g.fork());
1289	<	CCF f = new LCCF(null, 8);
1289	>	CCF f = new LCCF(8);
1290		assertSame(f, f.fork());
1291		assertSame(g, pollNextLocalTask());
1292		helpQuiesce();
#	Line 1225 | Line 1302 | public class CountedCompleterTest extend
1302		* async mode
1303		*/
1304		public void testPollTaskAsync() {
1305	<	ForkJoinTask a =  new CheckedFJTask() {
1306	<	public void realCompute() {
1307	<	CCF g = new LCCF(null, 9);
1305	>	ForkJoinTask a = new CheckedRecursiveAction() {
1306	>	protected void realCompute() {
1307	>	CCF g = new LCCF(9);
1308		assertSame(g, g.fork());
1309	<	CCF f = new LCCF(null, 8);
1309	>	CCF f = new LCCF(8);
1310		assertSame(f, f.fork());
1311		assertSame(g, pollTask());
1312		helpQuiesce();
#	Line 1248 | Line 1325 | public class CountedCompleterTest extend
1325		* completed tasks; getRawResult returns null.
1326		*/
1327		public void testInvokeSingleton() {
1328	<	ForkJoinTask a =  new CheckedFJTask() {
1329	<	public void realCompute() {
1330	<	CCF f = new LCCF(null, 8);
1328	>	ForkJoinTask a = new CheckedRecursiveAction() {
1329	>	protected void realCompute() {
1330	>	CCF f = new LCCF(8);
1331		assertNull(f.invoke());
1332		assertEquals(21, f.number);
1333		checkCompletedNormally(f);
#	Line 1264 | Line 1341 | public class CountedCompleterTest extend
1341		* completed tasks
1342		*/
1343		public void testQuietlyInvokeSingleton() {
1344	<	ForkJoinTask a =  new CheckedFJTask() {
1345	<	public void realCompute() {
1346	<	CCF f = new LCCF(null, 8);
1344	>	ForkJoinTask a = new CheckedRecursiveAction() {
1345	>	protected void realCompute() {
1346	>	CCF f = new LCCF(8);
1347		f.quietlyInvoke();
1348		assertEquals(21, f.number);
1349		checkCompletedNormally(f);
#	Line 1278 | Line 1355 | public class CountedCompleterTest extend
1355		* join of a forked task returns when task completes
1356		*/
1357		public void testForkJoinSingleton() {
1358	<	ForkJoinTask a =  new CheckedFJTask() {
1359	<	public void realCompute() {
1360	<	CCF f = new LCCF(null, 8);
1358	>	ForkJoinTask a = new CheckedRecursiveAction() {
1359	>	protected void realCompute() {
1360	>	CCF f = new LCCF(8);
1361		assertSame(f, f.fork());
1362		assertNull(f.join());
1363		assertEquals(21, f.number);
#	Line 1293 | Line 1370 | public class CountedCompleterTest extend
1370		* get of a forked task returns when task completes
1371		*/
1372		public void testForkGetSingleton() {
1373	<	ForkJoinTask a =  new CheckedFJTask() {
1374	<	public void realCompute() throws Exception {
1375	<	CCF f = new LCCF(null, 8);
1373	>	ForkJoinTask a = new CheckedRecursiveAction() {
1374	>	protected void realCompute() throws Exception {
1375	>	CCF f = new LCCF(8);
1376		assertSame(f, f.fork());
1377		assertNull(f.get());
1378		assertEquals(21, f.number);
#	Line 1308 | Line 1385 | public class CountedCompleterTest extend
1385		* timed get of a forked task returns when task completes
1386		*/
1387		public void testForkTimedGetSingleton() {
1388	<	ForkJoinTask a =  new CheckedFJTask() {
1389	<	public void realCompute() throws Exception {
1390	<	CCF f = new LCCF(null, 8);
1388	>	ForkJoinTask a = new CheckedRecursiveAction() {
1389	>	protected void realCompute() throws Exception {
1390	>	CCF f = new LCCF(8);
1391		assertSame(f, f.fork());
1392		assertNull(f.get(LONG_DELAY_MS, MILLISECONDS));
1393		assertEquals(21, f.number);
#	Line 1323 | Line 1400 | public class CountedCompleterTest extend
1400		* timed get with null time unit throws NPE
1401		*/
1402		public void testForkTimedGetNPESingleton() {
1403	<	ForkJoinTask a =  new CheckedFJTask() {
1404	<	public void realCompute() throws Exception {
1405	<	CCF f = new LCCF(null, 8);
1403	>	ForkJoinTask a = new CheckedRecursiveAction() {
1404	>	protected void realCompute() throws Exception {
1405	>	CCF f = new LCCF(8);
1406		assertSame(f, f.fork());
1407		try {
1408		f.get(5L, null);
#	Line 1339 | Line 1416 | public class CountedCompleterTest extend
1416		* quietlyJoin of a forked task returns when task completes
1417		*/
1418		public void testForkQuietlyJoinSingleton() {
1419	<	ForkJoinTask a =  new CheckedFJTask() {
1420	<	public void realCompute() {
1421	<	CCF f = new LCCF(null, 8);
1419	>	ForkJoinTask a = new CheckedRecursiveAction() {
1420	>	protected void realCompute() {
1421	>	CCF f = new LCCF(8);
1422		assertSame(f, f.fork());
1423		f.quietlyJoin();
1424		assertEquals(21, f.number);
#	Line 1355 | Line 1432 | public class CountedCompleterTest extend
1432		* getQueuedTaskCount returns 0 when quiescent
1433		*/
1434		public void testForkHelpQuiesceSingleton() {
1435	<	ForkJoinTask a =  new CheckedFJTask() {
1436	<	public void realCompute() {
1437	<	CCF f = new LCCF(null, 8);
1435	>	ForkJoinTask a = new CheckedRecursiveAction() {
1436	>	protected void realCompute() {
1437	>	CCF f = new LCCF(8);
1438		assertSame(f, f.fork());
1439		helpQuiesce();
1440		assertEquals(0, getQueuedTaskCount());
#	Line 1371 | Line 1448 | public class CountedCompleterTest extend
1448		* invoke task throws exception when task completes abnormally
1449		*/
1450		public void testAbnormalInvokeSingleton() {
1451	<	ForkJoinTask a =  new CheckedFJTask() {
1452	<	public void realCompute() {
1453	<	FailingCCF f = new LFCCF(null, 8);
1451	>	ForkJoinTask a = new CheckedRecursiveAction() {
1452	>	protected void realCompute() {
1453	>	FailingCCF f = new LFCCF(8);
1454		try {
1455		f.invoke();
1456		shouldThrow();
#	Line 1388 | Line 1465 | public class CountedCompleterTest extend
1465		* quietlyInvoke task returns when task completes abnormally
1466		*/
1467		public void testAbnormalQuietlyInvokeSingleton() {
1468	<	ForkJoinTask a =  new CheckedFJTask() {
1469	<	public void realCompute() {
1470	<	FailingCCF f = new LFCCF(null, 8);
1468	>	ForkJoinTask a = new CheckedRecursiveAction() {
1469	>	protected void realCompute() {
1470	>	FailingCCF f = new LFCCF(8);
1471		f.quietlyInvoke();
1472		assertTrue(f.getException() instanceof FJException);
1473		checkCompletedAbnormally(f, f.getException());
#	Line 1402 | Line 1479 | public class CountedCompleterTest extend
1479		* join of a forked task throws exception when task completes abnormally
1480		*/
1481		public void testAbnormalForkJoinSingleton() {
1482	<	ForkJoinTask a =  new CheckedFJTask() {
1483	<	public void realCompute() {
1484	<	FailingCCF f = new LFCCF(null, 8);
1482	>	ForkJoinTask a = new CheckedRecursiveAction() {
1483	>	protected void realCompute() {
1484	>	FailingCCF f = new LFCCF(8);
1485		assertSame(f, f.fork());
1486		try {
1487		f.join();
#	Line 1420 | Line 1497 | public class CountedCompleterTest extend
1497		* get of a forked task throws exception when task completes abnormally
1498		*/
1499		public void testAbnormalForkGetSingleton() {
1500	<	ForkJoinTask a =  new CheckedFJTask() {
1501	<	public void realCompute() throws Exception {
1502	<	FailingCCF f = new LFCCF(null, 8);
1500	>	ForkJoinTask a = new CheckedRecursiveAction() {
1501	>	protected void realCompute() throws Exception {
1502	>	FailingCCF f = new LFCCF(8);
1503		assertSame(f, f.fork());
1504		try {
1505		f.get();
#	Line 1440 | Line 1517 | public class CountedCompleterTest extend
1517		* timed get of a forked task throws exception when task completes abnormally
1518		*/
1519		public void testAbnormalForkTimedGetSingleton() {
1520	<	ForkJoinTask a =  new CheckedFJTask() {
1521	<	public void realCompute() throws Exception {
1522	<	FailingCCF f = new LFCCF(null, 8);
1520	>	ForkJoinTask a = new CheckedRecursiveAction() {
1521	>	protected void realCompute() throws Exception {
1522	>	FailingCCF f = new LFCCF(8);
1523		assertSame(f, f.fork());
1524		try {
1525		f.get(LONG_DELAY_MS, MILLISECONDS);
#	Line 1460 | Line 1537 | public class CountedCompleterTest extend
1537		* quietlyJoin of a forked task returns when task completes abnormally
1538		*/
1539		public void testAbnormalForkQuietlyJoinSingleton() {
1540	<	ForkJoinTask a =  new CheckedFJTask() {
1541	<	public void realCompute() {
1542	<	FailingCCF f = new LFCCF(null, 8);
1540	>	ForkJoinTask a = new CheckedRecursiveAction() {
1541	>	protected void realCompute() {
1542	>	FailingCCF f = new LFCCF(8);
1543		assertSame(f, f.fork());
1544		f.quietlyJoin();
1545		assertTrue(f.getException() instanceof FJException);
#	Line 1475 | Line 1552 | public class CountedCompleterTest extend
1552		* invoke task throws exception when task cancelled
1553		*/
1554		public void testCancelledInvokeSingleton() {
1555	<	ForkJoinTask a =  new CheckedFJTask() {
1556	<	public void realCompute() {
1557	<	CCF f = new LCCF(null, 8);
1555	>	ForkJoinTask a = new CheckedRecursiveAction() {
1556	>	protected void realCompute() {
1557	>	CCF f = new LCCF(8);
1558		assertTrue(f.cancel(true));
1559		try {
1560		f.invoke();
#	Line 1493 | Line 1570 | public class CountedCompleterTest extend
1570		* join of a forked task throws exception when task cancelled
1571		*/
1572		public void testCancelledForkJoinSingleton() {
1573	<	ForkJoinTask a =  new CheckedFJTask() {
1574	<	public void realCompute() {
1575	<	CCF f = new LCCF(null, 8);
1573	>	ForkJoinTask a = new CheckedRecursiveAction() {
1574	>	protected void realCompute() {
1575	>	CCF f = new LCCF(8);
1576		assertTrue(f.cancel(true));
1577		assertSame(f, f.fork());
1578		try {
#	Line 1512 | Line 1589 | public class CountedCompleterTest extend
1589		* get of a forked task throws exception when task cancelled
1590		*/
1591		public void testCancelledForkGetSingleton() {
1592	<	ForkJoinTask a =  new CheckedFJTask() {
1593	<	public void realCompute() throws Exception {
1594	<	CCF f = new LCCF(null, 8);
1592	>	ForkJoinTask a = new CheckedRecursiveAction() {
1593	>	protected void realCompute() throws Exception {
1594	>	CCF f = new LCCF(8);
1595		assertTrue(f.cancel(true));
1596		assertSame(f, f.fork());
1597		try {
#	Line 1531 | Line 1608 | public class CountedCompleterTest extend
1608		* timed get of a forked task throws exception when task cancelled
1609		*/
1610		public void testCancelledForkTimedGetSingleton() throws Exception {
1611	<	ForkJoinTask a =  new CheckedFJTask() {
1612	<	public void realCompute() throws Exception {
1613	<	CCF f = new LCCF(null, 8);
1611	>	ForkJoinTask a = new CheckedRecursiveAction() {
1612	>	protected void realCompute() throws Exception {
1613	>	CCF f = new LCCF(8);
1614		assertTrue(f.cancel(true));
1615		assertSame(f, f.fork());
1616		try {
#	Line 1550 | Line 1627 | public class CountedCompleterTest extend
1627		* quietlyJoin of a forked task returns when task cancelled
1628		*/
1629		public void testCancelledForkQuietlyJoinSingleton() {
1630	<	ForkJoinTask a =  new CheckedFJTask() {
1631	<	public void realCompute() {
1632	<	CCF f = new LCCF(null, 8);
1630	>	ForkJoinTask a = new CheckedRecursiveAction() {
1631	>	protected void realCompute() {
1632	>	CCF f = new LCCF(8);
1633		assertTrue(f.cancel(true));
1634		assertSame(f, f.fork());
1635		f.quietlyJoin();
#	Line 1565 | Line 1642 | public class CountedCompleterTest extend
1642		* invoke task throws exception after invoking completeExceptionally
1643		*/
1644		public void testCompleteExceptionallySingleton() {
1645	<	ForkJoinTask a =  new CheckedFJTask() {
1646	<	public void realCompute() {
1647	<	CCF f = new LCCF(null, 8);
1648	<	f.completeExceptionally(new FJException());
1649	<	try {
1650	<	f.invoke();
1651	<	shouldThrow();
1652	<	} catch (FJException success) {
1576	<	checkCompletedAbnormally(f, success);
1577	<	}
1645	>	ForkJoinTask a = new CheckedRecursiveAction() {
1646	>	protected void realCompute() {
1647	>	CCF n = new LCCF(8);
1648	>	CCF f = new LCCF(n, 8);
1649	>	FJException ex = new FJException();
1650	>	f.completeExceptionally(ex);
1651	>	f.checkCompletedExceptionally(ex);
1652	>	n.checkCompletedExceptionally(ex);
1653		}};
1654		testInvokeOnPool(singletonPool(), a);
1655		}
#	Line 1583 | Line 1658 | public class CountedCompleterTest extend
1658		* invokeAll(t1, t2) invokes all task arguments
1659		*/
1660		public void testInvokeAll2Singleton() {
1661	<	ForkJoinTask a =  new CheckedFJTask() {
1662	<	public void realCompute() {
1663	<	CCF f = new LCCF(null, 8);
1664	<	CCF g = new LCCF(null, 9);
1661	>	ForkJoinTask a = new CheckedRecursiveAction() {
1662	>	protected void realCompute() {
1663	>	CCF f = new LCCF(8);
1664	>	CCF g = new LCCF(9);
1665		invokeAll(f, g);
1666		assertEquals(21, f.number);
1667		assertEquals(34, g.number);
#	Line 1600 | Line 1675 | public class CountedCompleterTest extend
1675		* invokeAll(tasks) with 1 argument invokes task
1676		*/
1677		public void testInvokeAll1Singleton() {
1678	<	ForkJoinTask a =  new CheckedFJTask() {
1679	<	public void realCompute() {
1680	<	CCF f = new LCCF(null, 8);
1678	>	ForkJoinTask a = new CheckedRecursiveAction() {
1679	>	protected void realCompute() {
1680	>	CCF f = new LCCF(8);
1681		invokeAll(f);
1682		checkCompletedNormally(f);
1683		assertEquals(21, f.number);
#	Line 1614 | Line 1689 | public class CountedCompleterTest extend
1689		* invokeAll(tasks) with > 2 argument invokes tasks
1690		*/
1691		public void testInvokeAll3Singleton() {
1692	<	ForkJoinTask a =  new CheckedFJTask() {
1693	<	public void realCompute() {
1694	<	CCF f = new LCCF(null, 8);
1695	<	CCF g = new LCCF(null, 9);
1696	<	CCF h = new LCCF(null, 7);
1692	>	ForkJoinTask a = new CheckedRecursiveAction() {
1693	>	protected void realCompute() {
1694	>	CCF f = new LCCF(8);
1695	>	CCF g = new LCCF(9);
1696	>	CCF h = new LCCF(7);
1697		invokeAll(f, g, h);
1698		assertEquals(21, f.number);
1699		assertEquals(34, g.number);
#	Line 1634 | Line 1709 | public class CountedCompleterTest extend
1709		* invokeAll(collection) invokes all tasks in the collection
1710		*/
1711		public void testInvokeAllCollectionSingleton() {
1712	<	ForkJoinTask a =  new CheckedFJTask() {
1713	<	public void realCompute() {
1714	<	CCF f = new LCCF(null, 8);
1715	<	CCF g = new LCCF(null, 9);
1716	<	CCF h = new LCCF(null, 7);
1712	>	ForkJoinTask a = new CheckedRecursiveAction() {
1713	>	protected void realCompute() {
1714	>	CCF f = new LCCF(8);
1715	>	CCF g = new LCCF(9);
1716	>	CCF h = new LCCF(7);
1717		HashSet set = new HashSet();
1718		set.add(f);
1719		set.add(g);
#	Line 1658 | Line 1733 | public class CountedCompleterTest extend
1733		* invokeAll(tasks) with any null task throws NPE
1734		*/
1735		public void testInvokeAllNPESingleton() {
1736	<	ForkJoinTask a =  new CheckedFJTask() {
1737	<	public void realCompute() {
1738	<	CCF f = new LCCF(null, 8);
1739	<	CCF g = new LCCF(null, 9);
1736	>	ForkJoinTask a = new CheckedRecursiveAction() {
1737	>	protected void realCompute() {
1738	>	CCF f = new LCCF(8);
1739	>	CCF g = new LCCF(9);
1740		CCF h = null;
1741		try {
1742		invokeAll(f, g, h);
#	Line 1675 | Line 1750 | public class CountedCompleterTest extend
1750		* invokeAll(t1, t2) throw exception if any task does
1751		*/
1752		public void testAbnormalInvokeAll2Singleton() {
1753	<	ForkJoinTask a =  new CheckedFJTask() {
1754	<	public void realCompute() {
1755	<	CCF f = new LCCF(null, 8);
1756	<	FailingCCF g = new LFCCF(null, 9);
1753	>	ForkJoinTask a = new CheckedRecursiveAction() {
1754	>	protected void realCompute() {
1755	>	CCF f = new LCCF(8);
1756	>	FailingCCF g = new LFCCF(9);
1757		try {
1758		invokeAll(f, g);
1759		shouldThrow();
#	Line 1693 | Line 1768 | public class CountedCompleterTest extend
1768		* invokeAll(tasks) with 1 argument throws exception if task does
1769		*/
1770		public void testAbnormalInvokeAll1Singleton() {
1771	<	ForkJoinTask a =  new CheckedFJTask() {
1772	<	public void realCompute() {
1773	<	FailingCCF g = new LFCCF(null, 9);
1771	>	ForkJoinTask a = new CheckedRecursiveAction() {
1772	>	protected void realCompute() {
1773	>	FailingCCF g = new LFCCF(9);
1774		try {
1775		invokeAll(g);
1776		shouldThrow();
#	Line 1710 | Line 1785 | public class CountedCompleterTest extend
1785		* invokeAll(tasks) with > 2 argument throws exception if any task does
1786		*/
1787		public void testAbnormalInvokeAll3Singleton() {
1788	<	ForkJoinTask a =  new CheckedFJTask() {
1789	<	public void realCompute() {
1790	<	CCF f = new LCCF(null, 8);
1791	<	FailingCCF g = new LFCCF(null, 9);
1792	<	CCF h = new LCCF(null, 7);
1788	>	ForkJoinTask a = new CheckedRecursiveAction() {
1789	>	protected void realCompute() {
1790	>	CCF f = new LCCF(8);
1791	>	FailingCCF g = new LFCCF(9);
1792	>	CCF h = new LCCF(7);
1793		try {
1794		invokeAll(f, g, h);
1795		shouldThrow();
#	Line 1729 | Line 1804 | public class CountedCompleterTest extend
1804		* invokeAll(collection)  throws exception if any task does
1805		*/
1806		public void testAbnormalInvokeAllCollectionSingleton() {
1807	<	ForkJoinTask a =  new CheckedFJTask() {
1808	<	public void realCompute() {
1809	<	FailingCCF f = new LFCCF(null, 8);
1810	<	CCF g = new LCCF(null, 9);
1811	<	CCF h = new LCCF(null, 7);
1807	>	ForkJoinTask a = new CheckedRecursiveAction() {
1808	>	protected void realCompute() {
1809	>	FailingCCF f = new LFCCF(8);
1810	>	CCF g = new LCCF(9);
1811	>	CCF h = new LCCF(7);
1812		HashSet set = new HashSet();
1813		set.add(f);
1814		set.add(g);

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