15 |
|
import java.util.NoSuchElementException; |
16 |
|
import java.util.Queue; |
17 |
|
import java.util.concurrent.BlockingQueue; |
18 |
+ |
import java.util.concurrent.Callable; |
19 |
|
import java.util.concurrent.CountDownLatch; |
20 |
|
import java.util.concurrent.Executors; |
21 |
|
import java.util.concurrent.ExecutorService; |
740 |
|
}}); |
741 |
|
|
742 |
|
threadStarted.await(); |
743 |
< |
waitForThreadToEnterWaitState(t); |
744 |
< |
assertEquals(1, q.getWaitingConsumerCount()); |
745 |
< |
assertTrue(q.hasWaitingConsumer()); |
743 |
> |
Callable<Boolean> oneConsumer |
744 |
> |
= new Callable<Boolean>() { public Boolean call() { |
745 |
> |
return q.hasWaitingConsumer() |
746 |
> |
&& q.getWaitingConsumerCount() == 1; }}; |
747 |
> |
waitForThreadToEnterWaitState(t, oneConsumer); |
748 |
|
|
749 |
|
assertTrue(q.offer(one)); |
750 |
|
assertEquals(0, q.getWaitingConsumerCount()); |
766 |
|
|
767 |
|
/** |
768 |
|
* transfer waits until a poll occurs. The transfered element |
769 |
< |
* is returned by this associated poll. |
769 |
> |
* is returned by the associated poll. |
770 |
|
*/ |
771 |
|
public void testTransfer2() throws InterruptedException { |
772 |
|
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>(); |
780 |
|
}}); |
781 |
|
|
782 |
|
threadStarted.await(); |
783 |
< |
waitForThreadToEnterWaitState(t); |
784 |
< |
assertEquals(1, q.size()); |
783 |
> |
Callable<Boolean> oneElement |
784 |
> |
= new Callable<Boolean>() { public Boolean call() { |
785 |
> |
return !q.isEmpty() && q.size() == 1; }}; |
786 |
> |
waitForThreadToEnterWaitState(t, oneElement); |
787 |
> |
|
788 |
|
assertSame(five, q.poll()); |
789 |
|
checkEmpty(q); |
790 |
|
awaitTermination(t); |
847 |
|
|
848 |
|
/** |
849 |
|
* transfer waits until a take occurs. The transfered element |
850 |
< |
* is returned by this associated take. |
850 |
> |
* is returned by the associated take. |
851 |
|
*/ |
852 |
|
public void testTransfer5() throws InterruptedException { |
853 |
|
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>(); |