8 |
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import static java.util.concurrent.TimeUnit.SECONDS; |
9 |
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10 |
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import java.util.Arrays; |
11 |
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import java.util.Collections; |
11 |
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import java.util.HashSet; |
13 |
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import java.util.List; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.ForkJoinPool; |
338 |
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public final boolean exec() { |
339 |
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AsyncFib f = this; |
340 |
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int n = f.number; |
341 |
< |
if (n > 1) { |
342 |
< |
while (n > 1) { |
343 |
< |
AsyncFib p = f; |
344 |
< |
AsyncFib r = new AsyncFib(n - 2); |
345 |
< |
f = new AsyncFib(--n); |
346 |
< |
p.linkSubtasks(r, f); |
349 |
< |
r.fork(); |
350 |
< |
} |
351 |
< |
f.number = n; |
341 |
> |
while (n > 1) { |
342 |
> |
AsyncFib p = f; |
343 |
> |
AsyncFib r = new AsyncFib(n - 2); |
344 |
> |
f = new AsyncFib(--n); |
345 |
> |
p.linkSubtasks(r, f); |
346 |
> |
r.fork(); |
347 |
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} |
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f.complete(); |
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return false; |
363 |
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public final boolean exec() { |
364 |
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FailingAsyncFib f = this; |
365 |
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int n = f.number; |
366 |
< |
if (n > 1) { |
367 |
< |
while (n > 1) { |
368 |
< |
FailingAsyncFib p = f; |
369 |
< |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
370 |
< |
f = new FailingAsyncFib(--n); |
371 |
< |
p.linkSubtasks(r, f); |
377 |
< |
r.fork(); |
378 |
< |
} |
379 |
< |
f.number = n; |
366 |
> |
while (n > 1) { |
367 |
> |
FailingAsyncFib p = f; |
368 |
> |
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
369 |
> |
f = new FailingAsyncFib(--n); |
370 |
> |
p.linkSubtasks(r, f); |
371 |
> |
r.fork(); |
372 |
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} |
373 |
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f.complete(); |
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return false; |
774 |
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} |
775 |
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|
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/** |
777 |
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* completeExceptionally(null) surprisingly has the same effect as |
778 |
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* completeExceptionally(new RuntimeException()) |
779 |
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*/ |
780 |
+ |
public void testCompleteExceptionally_null() { |
781 |
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RecursiveAction a = new CheckedRecursiveAction() { |
782 |
+ |
protected void realCompute() { |
783 |
+ |
AsyncFib f = new AsyncFib(8); |
784 |
+ |
f.completeExceptionally(null); |
785 |
+ |
try { |
786 |
+ |
f.invoke(); |
787 |
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shouldThrow(); |
788 |
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} catch (RuntimeException success) { |
789 |
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assertSame(success.getClass(), RuntimeException.class); |
790 |
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assertNull(success.getCause()); |
791 |
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checkCompletedAbnormally(f, success); |
792 |
+ |
} |
793 |
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}}; |
794 |
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testInvokeOnPool(mainPool(), a); |
795 |
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} |
796 |
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|
797 |
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/** |
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* invokeAll(t1, t2) invokes all task arguments |
799 |
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*/ |
800 |
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public void testInvokeAll2() { |
895 |
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AsyncFib f = new AsyncFib(8); |
896 |
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FailingAsyncFib g = new FailingAsyncFib(9); |
897 |
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ForkJoinTask[] tasks = { f, g }; |
898 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
898 |
> |
shuffle(tasks); |
899 |
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try { |
900 |
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invokeAll(tasks); |
901 |
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shouldThrow(); |
933 |
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FailingAsyncFib g = new FailingAsyncFib(9); |
934 |
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AsyncFib h = new AsyncFib(7); |
935 |
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ForkJoinTask[] tasks = { f, g, h }; |
936 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
936 |
> |
shuffle(tasks); |
937 |
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try { |
938 |
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invokeAll(tasks); |
939 |
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shouldThrow(); |
954 |
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AsyncFib g = new AsyncFib(9); |
955 |
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AsyncFib h = new AsyncFib(7); |
956 |
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ForkJoinTask[] tasks = { f, g, h }; |
957 |
< |
List taskList = Arrays.asList(tasks); |
945 |
< |
Collections.shuffle(taskList); |
957 |
> |
shuffle(tasks); |
958 |
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try { |
959 |
< |
invokeAll(taskList); |
959 |
> |
invokeAll(Arrays.asList(tasks)); |
960 |
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shouldThrow(); |
961 |
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} catch (FJException success) { |
962 |
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checkCompletedAbnormally(f, success); |
1564 |
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AsyncFib f = new AsyncFib(8); |
1565 |
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FailingAsyncFib g = new FailingAsyncFib(9); |
1566 |
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ForkJoinTask[] tasks = { f, g }; |
1567 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
1567 |
> |
shuffle(tasks); |
1568 |
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try { |
1569 |
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invokeAll(tasks); |
1570 |
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shouldThrow(); |
1602 |
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FailingAsyncFib g = new FailingAsyncFib(9); |
1603 |
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AsyncFib h = new AsyncFib(7); |
1604 |
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ForkJoinTask[] tasks = { f, g, h }; |
1605 |
< |
Collections.shuffle(Arrays.asList(tasks)); |
1605 |
> |
shuffle(tasks); |
1606 |
|
try { |
1607 |
|
invokeAll(tasks); |
1608 |
|
shouldThrow(); |
1623 |
|
AsyncFib g = new AsyncFib(9); |
1624 |
|
AsyncFib h = new AsyncFib(7); |
1625 |
|
ForkJoinTask[] tasks = { f, g, h }; |
1626 |
< |
List taskList = Arrays.asList(tasks); |
1615 |
< |
Collections.shuffle(taskList); |
1626 |
> |
shuffle(tasks); |
1627 |
|
try { |
1628 |
< |
invokeAll(taskList); |
1628 |
> |
invokeAll(Arrays.asList(tasks)); |
1629 |
|
shouldThrow(); |
1630 |
|
} catch (FJException success) { |
1631 |
|
checkCompletedAbnormally(f, success); |