| 7 |
|
*/ |
| 8 |
|
|
| 9 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
| 10 |
+ |
import static java.util.concurrent.TimeUnit.SECONDS; |
| 11 |
|
|
| 12 |
|
import java.util.ArrayList; |
| 13 |
+ |
import java.util.HashSet; |
| 14 |
|
import java.util.List; |
| 15 |
|
import java.util.concurrent.BlockingQueue; |
| 16 |
|
import java.util.concurrent.Callable; |
| 653 |
|
} |
| 654 |
|
|
| 655 |
|
/** |
| 656 |
< |
* shutdownNow returns a list containing tasks that were not run |
| 656 |
> |
* shutdownNow returns a list containing tasks that were not run, |
| 657 |
> |
* and those tasks are drained from the queue |
| 658 |
|
*/ |
| 659 |
< |
public void testShutdownNow() { |
| 659 |
> |
public void testShutdownNow() throws InterruptedException { |
| 660 |
> |
final int poolSize = 2; |
| 661 |
> |
final int count = 5; |
| 662 |
> |
final AtomicInteger ran = new AtomicInteger(0); |
| 663 |
> |
final ScheduledThreadPoolExecutor p = |
| 664 |
> |
new ScheduledThreadPoolExecutor(poolSize); |
| 665 |
> |
CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
| 666 |
> |
CheckedRunnable waiter = new CheckedRunnable() { public void realRun() { |
| 667 |
> |
threadsStarted.countDown(); |
| 668 |
> |
try { |
| 669 |
> |
MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
| 670 |
> |
} catch (InterruptedException success) {} |
| 671 |
> |
ran.getAndIncrement(); |
| 672 |
> |
}}; |
| 673 |
> |
for (int i = 0; i < count; i++) |
| 674 |
> |
p.execute(waiter); |
| 675 |
> |
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
| 676 |
> |
final List<Runnable> queuedTasks; |
| 677 |
> |
try { |
| 678 |
> |
queuedTasks = p.shutdownNow(); |
| 679 |
> |
} catch (SecurityException ok) { |
| 680 |
> |
return; // Allowed in case test doesn't have privs |
| 681 |
> |
} |
| 682 |
> |
assertTrue(p.isShutdown()); |
| 683 |
> |
assertTrue(p.getQueue().isEmpty()); |
| 684 |
> |
assertEquals(count - poolSize, queuedTasks.size()); |
| 685 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 686 |
> |
assertTrue(p.isTerminated()); |
| 687 |
> |
assertEquals(poolSize, ran.get()); |
| 688 |
> |
} |
| 689 |
> |
|
| 690 |
> |
/** |
| 691 |
> |
* shutdownNow returns a list containing tasks that were not run, |
| 692 |
> |
* and those tasks are drained from the queue |
| 693 |
> |
*/ |
| 694 |
> |
public void testShutdownNow_delayedTasks() throws InterruptedException { |
| 695 |
|
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
| 696 |
< |
for (int i = 0; i < 5; i++) |
| 697 |
< |
p.schedule(new SmallPossiblyInterruptedRunnable(), |
| 698 |
< |
LONG_DELAY_MS, MILLISECONDS); |
| 696 |
> |
List<ScheduledFuture> tasks = new ArrayList<>(); |
| 697 |
> |
for (int i = 0; i < 3; i++) { |
| 698 |
> |
Runnable r = new NoOpRunnable(); |
| 699 |
> |
tasks.add(p.schedule(r, 9, SECONDS)); |
| 700 |
> |
tasks.add(p.scheduleAtFixedRate(r, 9, 9, SECONDS)); |
| 701 |
> |
tasks.add(p.scheduleWithFixedDelay(r, 9, 9, SECONDS)); |
| 702 |
> |
} |
| 703 |
> |
if (testImplementationDetails) |
| 704 |
> |
assertEquals(new HashSet(tasks), new HashSet(p.getQueue())); |
| 705 |
> |
final List<Runnable> queuedTasks; |
| 706 |
|
try { |
| 707 |
< |
List<Runnable> l = p.shutdownNow(); |
| 663 |
< |
assertTrue(p.isShutdown()); |
| 664 |
< |
assertEquals(5, l.size()); |
| 707 |
> |
queuedTasks = p.shutdownNow(); |
| 708 |
|
} catch (SecurityException ok) { |
| 709 |
< |
// Allowed in case test doesn't have privs |
| 667 |
< |
} finally { |
| 668 |
< |
joinPool(p); |
| 709 |
> |
return; // Allowed in case test doesn't have privs |
| 710 |
|
} |
| 711 |
+ |
assertTrue(p.isShutdown()); |
| 712 |
+ |
assertTrue(p.getQueue().isEmpty()); |
| 713 |
+ |
if (testImplementationDetails) |
| 714 |
+ |
assertEquals(new HashSet(tasks), new HashSet(queuedTasks)); |
| 715 |
+ |
assertEquals(tasks.size(), queuedTasks.size()); |
| 716 |
+ |
for (ScheduledFuture task : tasks) { |
| 717 |
+ |
assertFalse(task.isDone()); |
| 718 |
+ |
assertFalse(task.isCancelled()); |
| 719 |
+ |
} |
| 720 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
| 721 |
+ |
assertTrue(p.isTerminated()); |
| 722 |
|
} |
| 723 |
|
|
| 724 |
|
/** |
