| 392 |
|
|
| 393 |
|
/** |
| 394 |
|
* Returns result or throws exception using j.u.c.Future conventions. |
| 395 |
< |
* Only call when {@code isDone} known to be true. |
| 395 |
> |
* Only call when {@code isDone} known to be true or thread known |
| 396 |
> |
* to be interrupted. |
| 397 |
|
*/ |
| 398 |
|
private V reportFutureResult() |
| 399 |
|
throws InterruptedException, ExecutionException { |
| 560 |
|
/** |
| 561 |
|
* Forks the given tasks, returning when {@code isDone} holds for |
| 562 |
|
* each task or an (unchecked) exception is encountered, in which |
| 563 |
< |
* case the exception is rethrown. If more than one task |
| 564 |
< |
* encounters an exception, then this method throws any one of |
| 565 |
< |
* these exceptions. The individual status of each task may be |
| 563 |
> |
* case the exception is rethrown. If either task encounters an |
| 564 |
> |
* exception, the other one may be, but is not guaranteed to be, |
| 565 |
> |
* cancelled. If both tasks throw an exception, then this method |
| 566 |
> |
* throws one of them. The individual status of each task may be |
| 567 |
|
* checked using {@link #getException()} and related methods. |
| 568 |
|
* |
| 569 |
|
* <p>This method may be invoked only from within {@code |
| 726 |
|
return (status & COMPLETION_MASK) == CANCELLED; |
| 727 |
|
} |
| 728 |
|
|
| 727 |
– |
/** |
| 728 |
– |
* Returns {@code true} if the computation performed by this task |
| 729 |
– |
* has completed (or has been cancelled). |
| 730 |
– |
* |
| 731 |
– |
* @return {@code true} if this computation has completed |
| 732 |
– |
*/ |
| 729 |
|
public final boolean isDone() { |
| 730 |
|
return status < 0; |
| 731 |
|
} |
| 732 |
|
|
| 737 |
– |
/** |
| 738 |
– |
* Returns {@code true} if this task was cancelled. |
| 739 |
– |
* |
| 740 |
– |
* @return {@code true} if this task was cancelled |
| 741 |
– |
*/ |
| 733 |
|
public final boolean isCancelled() { |
| 734 |
|
return (status & COMPLETION_MASK) == CANCELLED; |
| 735 |
|
} |
