5 |
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*/ |
6 |
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7 |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
8 |
– |
import static java.util.concurrent.TimeUnit.SECONDS; |
8 |
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|
9 |
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import java.util.Arrays; |
11 |
– |
import java.util.Collections; |
10 |
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import java.util.HashSet; |
13 |
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import java.util.List; |
11 |
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import java.util.concurrent.CancellationException; |
12 |
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import java.util.concurrent.ExecutionException; |
13 |
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import java.util.concurrent.ForkJoinPool; |
76 |
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assertNull(a.getRawResult()); |
77 |
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|
78 |
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try { |
79 |
< |
a.get(0L, SECONDS); |
79 |
> |
a.get(randomExpiredTimeout(), randomTimeUnit()); |
80 |
|
shouldThrow(); |
81 |
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} catch (TimeoutException success) { |
82 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
98 |
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Thread.currentThread().interrupt(); |
99 |
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long startTime = System.nanoTime(); |
100 |
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assertSame(expected, a.join()); |
101 |
< |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
101 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
102 |
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Thread.interrupted(); |
103 |
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} |
104 |
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|
106 |
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Thread.currentThread().interrupt(); |
107 |
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long startTime = System.nanoTime(); |
108 |
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a.quietlyJoin(); // should be no-op |
109 |
< |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
109 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
110 |
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Thread.interrupted(); |
111 |
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} |
112 |
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|
114 |
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assertFalse(a.cancel(true)); |
115 |
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try { |
116 |
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assertSame(expected, a.get()); |
117 |
< |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
121 |
< |
try { |
122 |
< |
assertSame(expected, a.get(5L, SECONDS)); |
117 |
> |
assertSame(expected, a.get(randomTimeout(), randomTimeUnit())); |
118 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
119 |
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} |
120 |
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|
139 |
|
{ |
140 |
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long startTime = System.nanoTime(); |
141 |
|
a.quietlyJoin(); // should be no-op |
142 |
< |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
142 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
143 |
|
} |
144 |
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|
145 |
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try { |
149 |
|
} catch (Throwable fail) { threadUnexpectedException(fail); } |
150 |
|
|
151 |
|
try { |
152 |
< |
a.get(5L, SECONDS); |
152 |
> |
a.get(randomTimeout(), randomTimeUnit()); |
153 |
|
shouldThrow(); |
154 |
|
} catch (CancellationException success) { |
155 |
|
} catch (Throwable fail) { threadUnexpectedException(fail); } |
177 |
|
{ |
178 |
|
long startTime = System.nanoTime(); |
179 |
|
a.quietlyJoin(); // should be no-op |
180 |
< |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
180 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
181 |
|
} |
182 |
|
|
183 |
|
try { |
188 |
|
} catch (Throwable fail) { threadUnexpectedException(fail); } |
189 |
|
|
190 |
|
try { |
191 |
< |
a.get(5L, SECONDS); |
191 |
> |
a.get(randomTimeout(), randomTimeUnit()); |
192 |
|
shouldThrow(); |
193 |
|
} catch (ExecutionException success) { |
194 |
|
assertSame(t.getClass(), success.getCause().getClass()); |
335 |
|
public final boolean exec() { |
336 |
|
AsyncFib f = this; |
337 |
|
int n = f.number; |
338 |
< |
if (n > 1) { |
339 |
< |
while (n > 1) { |
340 |
< |
AsyncFib p = f; |
341 |
< |
AsyncFib r = new AsyncFib(n - 2); |
342 |
< |
f = new AsyncFib(--n); |
343 |
< |
p.linkSubtasks(r, f); |
349 |
< |
r.fork(); |
350 |
< |
} |
351 |
< |
f.number = n; |
338 |
> |
while (n > 1) { |
339 |
> |
AsyncFib p = f; |
340 |
> |
AsyncFib r = new AsyncFib(n - 2); |
341 |
> |
f = new AsyncFib(--n); |
342 |
> |
p.linkSubtasks(r, f); |
343 |
> |
r.fork(); |
344 |
|
} |
345 |
|
f.complete(); |
346 |
|
return false; |
360 |
|
public final boolean exec() { |
361 |
|
FailingAsyncFib f = this; |
362 |
|
int n = f.number; |
363 |
< |
if (n > 1) { |
364 |
< |
while (n > 1) { |
365 |
< |
FailingAsyncFib p = f; |
366 |
< |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
367 |
< |
f = new FailingAsyncFib(--n); |
368 |
< |
p.linkSubtasks(r, f); |
377 |
< |
r.fork(); |
378 |
< |
} |
379 |
< |
f.number = n; |
363 |
> |
while (n > 1) { |
364 |
> |
FailingAsyncFib p = f; |
365 |
> |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
366 |
> |
f = new FailingAsyncFib(--n); |
367 |
> |
p.linkSubtasks(r, f); |
368 |
> |
r.fork(); |
369 |
|
} |
370 |
|
f.complete(); |
371 |
|
return false; |
462 |
|
AsyncFib f = new AsyncFib(8); |
463 |
|
assertSame(f, f.fork()); |
464 |
|
try { |
465 |
< |
f.get(5L, null); |
465 |
> |
f.get(randomTimeout(), null); |
466 |
|
shouldThrow(); |
467 |
|
} catch (NullPointerException success) {} |
468 |
|
}}; |
771 |
|
} |
772 |
|
|
773 |
|
/** |
774 |
+ |
* completeExceptionally(null) surprisingly has the same effect as |
775 |
+ |
* completeExceptionally(new RuntimeException()) |
776 |
+ |
*/ |
777 |
+ |
public void testCompleteExceptionally_null() { |
778 |
+ |
RecursiveAction a = new CheckedRecursiveAction() { |
779 |
+ |
protected void realCompute() { |
780 |
+ |
AsyncFib f = new AsyncFib(8); |
781 |
+ |
f.completeExceptionally(null); |
782 |
+ |
try { |
783 |
+ |
f.invoke(); |
784 |
+ |
shouldThrow(); |
785 |
+ |
} catch (RuntimeException success) { |
786 |
+ |
assertSame(success.getClass(), RuntimeException.class); |
787 |
+ |
assertNull(success.getCause()); |
788 |
+ |
checkCompletedAbnormally(f, success); |
789 |
+ |
} |
790 |
+ |
}}; |
791 |
+ |
testInvokeOnPool(mainPool(), a); |
792 |
+ |
} |
793 |
+ |
|
794 |
+ |
/** |
795 |
|
* invokeAll(t1, t2) invokes all task arguments |
796 |
|
*/ |
797 |
|
public void testInvokeAll2() { |
892 |
|
AsyncFib f = new AsyncFib(8); |
893 |
|
FailingAsyncFib g = new FailingAsyncFib(9); |
894 |
|
ForkJoinTask[] tasks = { f, g }; |
895 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
895 |
> |
shuffle(tasks); |
896 |
|
try { |
897 |
|
invokeAll(tasks); |
898 |
|
shouldThrow(); |
930 |
|
FailingAsyncFib g = new FailingAsyncFib(9); |
931 |
|
AsyncFib h = new AsyncFib(7); |
932 |
|
ForkJoinTask[] tasks = { f, g, h }; |
933 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
933 |
> |
shuffle(tasks); |
934 |
|
try { |
935 |
|
invokeAll(tasks); |
936 |
|
shouldThrow(); |
951 |
|
AsyncFib g = new AsyncFib(9); |
952 |
|
AsyncFib h = new AsyncFib(7); |
953 |
|
ForkJoinTask[] tasks = { f, g, h }; |
954 |
< |
List taskList = Arrays.asList(tasks); |
945 |
< |
Collections.shuffle(taskList); |
954 |
> |
shuffle(tasks); |
955 |
|
try { |
956 |
< |
invokeAll(taskList); |
956 |
> |
invokeAll(Arrays.asList(tasks)); |
957 |
|
shouldThrow(); |
958 |
|
} catch (FJException success) { |
959 |
|
checkCompletedAbnormally(f, success); |
1209 |
|
AsyncFib f = new AsyncFib(8); |
1210 |
|
assertSame(f, f.fork()); |
1211 |
|
try { |
1212 |
< |
f.get(5L, null); |
1212 |
> |
f.get(randomTimeout(), null); |
1213 |
|
shouldThrow(); |
1214 |
|
} catch (NullPointerException success) {} |
1215 |
|
}}; |
1561 |
|
AsyncFib f = new AsyncFib(8); |
1562 |
|
FailingAsyncFib g = new FailingAsyncFib(9); |
1563 |
|
ForkJoinTask[] tasks = { f, g }; |
1564 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
1564 |
> |
shuffle(tasks); |
1565 |
|
try { |
1566 |
|
invokeAll(tasks); |
1567 |
|
shouldThrow(); |
1599 |
|
FailingAsyncFib g = new FailingAsyncFib(9); |
1600 |
|
AsyncFib h = new AsyncFib(7); |
1601 |
|
ForkJoinTask[] tasks = { f, g, h }; |
1602 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
1602 |
> |
shuffle(tasks); |
1603 |
|
try { |
1604 |
|
invokeAll(tasks); |
1605 |
|
shouldThrow(); |
1620 |
|
AsyncFib g = new AsyncFib(9); |
1621 |
|
AsyncFib h = new AsyncFib(7); |
1622 |
|
ForkJoinTask[] tasks = { f, g, h }; |
1623 |
< |
List taskList = Arrays.asList(tasks); |
1615 |
< |
Collections.shuffle(taskList); |
1623 |
> |
shuffle(tasks); |
1624 |
|
try { |
1625 |
< |
invokeAll(taskList); |
1625 |
> |
invokeAll(Arrays.asList(tasks)); |
1626 |
|
shouldThrow(); |
1627 |
|
} catch (FJException success) { |
1628 |
|
checkCompletedAbnormally(f, success); |