8 |
|
|
9 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
|
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
11 |
+ |
import static java.util.concurrent.TimeUnit.SECONDS; |
12 |
|
|
13 |
|
import java.util.ArrayList; |
14 |
|
import java.util.List; |
15 |
|
import java.util.concurrent.ArrayBlockingQueue; |
16 |
|
import java.util.concurrent.BlockingQueue; |
17 |
|
import java.util.concurrent.Callable; |
18 |
+ |
import java.util.concurrent.CancellationException; |
19 |
|
import java.util.concurrent.CountDownLatch; |
20 |
|
import java.util.concurrent.ExecutionException; |
21 |
|
import java.util.concurrent.Executors; |
35 |
|
|
36 |
|
public class ThreadPoolExecutorTest extends JSR166TestCase { |
37 |
|
public static void main(String[] args) { |
38 |
< |
junit.textui.TestRunner.run(suite()); |
38 |
> |
main(suite(), args); |
39 |
|
} |
40 |
|
public static Test suite() { |
41 |
|
return new TestSuite(ThreadPoolExecutorTest.class); |
216 |
|
new ThreadPoolExecutor(2, 2, |
217 |
|
1000, MILLISECONDS, |
218 |
|
new ArrayBlockingQueue<Runnable>(10)); |
219 |
< |
assertEquals(1, p.getKeepAliveTime(TimeUnit.SECONDS)); |
219 |
> |
assertEquals(1, p.getKeepAliveTime(SECONDS)); |
220 |
|
joinPool(p); |
221 |
|
} |
222 |
|
|
652 |
|
*/ |
653 |
|
public void testConstructor1() { |
654 |
|
try { |
655 |
< |
new ThreadPoolExecutor(-1, 1, |
654 |
< |
LONG_DELAY_MS, MILLISECONDS, |
655 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
656 |
|
new ArrayBlockingQueue<Runnable>(10)); |
657 |
|
shouldThrow(); |
658 |
|
} catch (IllegalArgumentException success) {} |
663 |
|
*/ |
664 |
|
public void testConstructor2() { |
665 |
|
try { |
666 |
< |
new ThreadPoolExecutor(1, -1, |
666 |
< |
LONG_DELAY_MS, MILLISECONDS, |
666 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
667 |
|
new ArrayBlockingQueue<Runnable>(10)); |
668 |
|
shouldThrow(); |
669 |
|
} catch (IllegalArgumentException success) {} |
674 |
|
*/ |
675 |
|
public void testConstructor3() { |
676 |
|
try { |
677 |
< |
new ThreadPoolExecutor(1, 0, |
678 |
< |
LONG_DELAY_MS, MILLISECONDS, |
677 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
678 |
|
new ArrayBlockingQueue<Runnable>(10)); |
679 |
|
shouldThrow(); |
680 |
|
} catch (IllegalArgumentException success) {} |
685 |
|
*/ |
686 |
|
public void testConstructor4() { |
687 |
|
try { |
688 |
< |
new ThreadPoolExecutor(1, 2, |
690 |
< |
-1L, MILLISECONDS, |
688 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
689 |
|
new ArrayBlockingQueue<Runnable>(10)); |
690 |
|
shouldThrow(); |
691 |
|
} catch (IllegalArgumentException success) {} |
696 |
|
*/ |
697 |
|
public void testConstructor5() { |
698 |
|
try { |
699 |
< |
new ThreadPoolExecutor(2, 1, |
702 |
< |
LONG_DELAY_MS, MILLISECONDS, |
699 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
700 |
|
new ArrayBlockingQueue<Runnable>(10)); |
701 |
|
shouldThrow(); |
702 |
|
} catch (IllegalArgumentException success) {} |
707 |
|
*/ |
708 |
|
public void testConstructorNullPointerException() { |
709 |
|
try { |
710 |
< |
new ThreadPoolExecutor(1, 2, |
714 |
< |
LONG_DELAY_MS, MILLISECONDS, |
710 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
711 |
|
(BlockingQueue) null); |
712 |
|
shouldThrow(); |
713 |
|
} catch (NullPointerException success) {} |
718 |
|
*/ |
719 |
|
public void testConstructor6() { |
720 |
|
try { |
721 |
< |
new ThreadPoolExecutor(-1, 1, |
726 |
< |
LONG_DELAY_MS, MILLISECONDS, |
721 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
722 |
|
new ArrayBlockingQueue<Runnable>(10), |
723 |
|
new SimpleThreadFactory()); |
724 |
|
shouldThrow(); |
730 |
|
*/ |
731 |
|
public void testConstructor7() { |
732 |
|
try { |
733 |
< |
new ThreadPoolExecutor(1, -1, |
739 |
< |
LONG_DELAY_MS, MILLISECONDS, |
733 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
734 |
|
new ArrayBlockingQueue<Runnable>(10), |
735 |
|
new SimpleThreadFactory()); |
736 |
|
shouldThrow(); |
742 |
|
*/ |
743 |
|
public void testConstructor8() { |
744 |
|
try { |
745 |
< |
new ThreadPoolExecutor(1, 0, |
752 |
< |
LONG_DELAY_MS, MILLISECONDS, |
745 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
746 |
|
new ArrayBlockingQueue<Runnable>(10), |
747 |
|
new SimpleThreadFactory()); |
748 |
|
shouldThrow(); |
754 |
|
*/ |
755 |
|
public void testConstructor9() { |
756 |
|
try { |
757 |
< |
new ThreadPoolExecutor(1, 2, |
765 |
< |
-1L, MILLISECONDS, |
757 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
758 |
|
new ArrayBlockingQueue<Runnable>(10), |
759 |
|
new SimpleThreadFactory()); |
760 |
|
shouldThrow(); |
766 |
|
*/ |
767 |
|
public void testConstructor10() { |
768 |
|
try { |
769 |
< |
new ThreadPoolExecutor(2, 1, |
778 |
< |
LONG_DELAY_MS, MILLISECONDS, |
769 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
770 |
|
new ArrayBlockingQueue<Runnable>(10), |
771 |
|
new SimpleThreadFactory()); |
772 |
|
shouldThrow(); |
778 |
|
*/ |
779 |
|
public void testConstructorNullPointerException2() { |
780 |
|
try { |
781 |
< |
new ThreadPoolExecutor(1, 2, |
791 |
< |
LONG_DELAY_MS, MILLISECONDS, |
781 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
782 |
|
(BlockingQueue) null, |
783 |
|
new SimpleThreadFactory()); |
784 |
|
shouldThrow(); |
790 |
|
*/ |
791 |
|
public void testConstructorNullPointerException3() { |
792 |
|
try { |
793 |
< |
new ThreadPoolExecutor(1, 2, |
804 |
< |
LONG_DELAY_MS, MILLISECONDS, |
793 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
794 |
|
new ArrayBlockingQueue<Runnable>(10), |
795 |
|
(ThreadFactory) null); |
796 |
|
shouldThrow(); |
802 |
|
*/ |
803 |
|
public void testConstructor11() { |
804 |
|
try { |
805 |
< |
new ThreadPoolExecutor(-1, 1, |
817 |
< |
LONG_DELAY_MS, MILLISECONDS, |
805 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
806 |
|
new ArrayBlockingQueue<Runnable>(10), |
807 |
|
new NoOpREHandler()); |
808 |
|
shouldThrow(); |
814 |
|
*/ |
815 |
|
public void testConstructor12() { |
816 |
|
try { |
817 |
< |
new ThreadPoolExecutor(1, -1, |
830 |
< |
LONG_DELAY_MS, MILLISECONDS, |
817 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
818 |
|
new ArrayBlockingQueue<Runnable>(10), |
819 |
|
new NoOpREHandler()); |
820 |
|
shouldThrow(); |
826 |
|
*/ |
827 |
|
public void testConstructor13() { |
828 |
|
try { |
829 |
< |
new ThreadPoolExecutor(1, 0, |
843 |
< |
LONG_DELAY_MS, MILLISECONDS, |
829 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
830 |
|
new ArrayBlockingQueue<Runnable>(10), |
831 |
|
new NoOpREHandler()); |
832 |
|
shouldThrow(); |
838 |
|
*/ |
839 |
|
public void testConstructor14() { |
840 |
|
try { |
841 |
< |
new ThreadPoolExecutor(1, 2, |
856 |
< |
-1L, MILLISECONDS, |
841 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
842 |
|
new ArrayBlockingQueue<Runnable>(10), |
843 |
|
new NoOpREHandler()); |
844 |
|
shouldThrow(); |
850 |
|
*/ |
851 |
|
public void testConstructor15() { |
852 |
|
try { |
853 |
< |
new ThreadPoolExecutor(2, 1, |
869 |
< |
LONG_DELAY_MS, MILLISECONDS, |
853 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
854 |
|
new ArrayBlockingQueue<Runnable>(10), |
855 |
|
new NoOpREHandler()); |
856 |
|
shouldThrow(); |
862 |
|
*/ |
863 |
|
public void testConstructorNullPointerException4() { |
864 |
|
try { |
865 |
< |
new ThreadPoolExecutor(1, 2, |
882 |
< |
LONG_DELAY_MS, MILLISECONDS, |
865 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
866 |
|
(BlockingQueue) null, |
867 |
|
new NoOpREHandler()); |
868 |
|
shouldThrow(); |
874 |
|
*/ |
875 |
|
public void testConstructorNullPointerException5() { |
876 |
|
try { |
877 |
< |
new ThreadPoolExecutor(1, 2, |
895 |
< |
LONG_DELAY_MS, MILLISECONDS, |
877 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
878 |
|
new ArrayBlockingQueue<Runnable>(10), |
879 |
|
(RejectedExecutionHandler) null); |
880 |
|
shouldThrow(); |
886 |
|
*/ |
887 |
|
public void testConstructor16() { |
888 |
|
try { |
889 |
< |
new ThreadPoolExecutor(-1, 1, |
908 |
< |
LONG_DELAY_MS, MILLISECONDS, |
889 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
890 |
|
new ArrayBlockingQueue<Runnable>(10), |
891 |
|
new SimpleThreadFactory(), |
892 |
|
new NoOpREHandler()); |
899 |
|
*/ |
900 |
|
public void testConstructor17() { |
901 |
|
try { |
902 |
< |
new ThreadPoolExecutor(1, -1, |
922 |
< |
LONG_DELAY_MS, MILLISECONDS, |
902 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
903 |
|
new ArrayBlockingQueue<Runnable>(10), |
904 |
|
new SimpleThreadFactory(), |
905 |
|
new NoOpREHandler()); |
912 |
|
*/ |
913 |
|
public void testConstructor18() { |
914 |
|
try { |
915 |
< |
new ThreadPoolExecutor(1, 0, |
936 |
< |
LONG_DELAY_MS, MILLISECONDS, |
915 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
916 |
|
new ArrayBlockingQueue<Runnable>(10), |
917 |
|
new SimpleThreadFactory(), |
918 |
|
new NoOpREHandler()); |
925 |
|
*/ |
926 |
|
public void testConstructor19() { |
927 |
|
try { |
928 |
< |
new ThreadPoolExecutor(1, 2, |
950 |
< |
-1L, MILLISECONDS, |
928 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
929 |
|
new ArrayBlockingQueue<Runnable>(10), |
930 |
|
new SimpleThreadFactory(), |
931 |
|
new NoOpREHandler()); |
938 |
|
*/ |
939 |
|
public void testConstructor20() { |
940 |
|
try { |
941 |
< |
new ThreadPoolExecutor(2, 1, |
964 |
< |
LONG_DELAY_MS, MILLISECONDS, |
941 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
942 |
|
new ArrayBlockingQueue<Runnable>(10), |
943 |
|
new SimpleThreadFactory(), |
944 |
|
new NoOpREHandler()); |
951 |
|
*/ |
952 |
|
public void testConstructorNullPointerException6() { |
953 |
|
try { |
954 |
< |
new ThreadPoolExecutor(1, 2, |
978 |
< |
LONG_DELAY_MS, MILLISECONDS, |
954 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
955 |
|
(BlockingQueue) null, |
956 |
|
new SimpleThreadFactory(), |
957 |
|
new NoOpREHandler()); |
964 |
|
*/ |
965 |
|
public void testConstructorNullPointerException7() { |
966 |
|
try { |
967 |
< |
new ThreadPoolExecutor(1, 2, |
992 |
< |
LONG_DELAY_MS, MILLISECONDS, |
967 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
968 |
|
new ArrayBlockingQueue<Runnable>(10), |
969 |
|
new SimpleThreadFactory(), |
970 |
|
(RejectedExecutionHandler) null); |
977 |
|
*/ |
978 |
|
public void testConstructorNullPointerException8() { |
979 |
|
try { |
980 |
< |
new ThreadPoolExecutor(1, 2, |
1006 |
< |
LONG_DELAY_MS, MILLISECONDS, |
980 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
981 |
|
new ArrayBlockingQueue<Runnable>(10), |
982 |
|
(ThreadFactory) null, |
983 |
|
new NoOpREHandler()); |
991 |
|
public void testInterruptedSubmit() throws InterruptedException { |
992 |
|
final ThreadPoolExecutor p = |
993 |
|
new ThreadPoolExecutor(1, 1, |
994 |
< |
60, TimeUnit.SECONDS, |
994 |
> |
60, SECONDS, |
995 |
|
new ArrayBlockingQueue<Runnable>(10)); |
996 |
|
|
997 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
1265 |
|
*/ |
1266 |
|
public void testExecuteNull() { |
1267 |
|
ThreadPoolExecutor p = |
1268 |
< |
new ThreadPoolExecutor(1, 2, |
1295 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1268 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1269 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1270 |
|
try { |
1271 |
|
p.execute(null); |
1332 |
|
} |
1333 |
|
|
1334 |
|
/** |
1335 |
+ |
* Configuration changes that allow core pool size greater than |
1336 |
+ |
* max pool size result in IllegalArgumentException. |
1337 |
+ |
*/ |
1338 |
+ |
public void testPoolSizeInvariants() { |
1339 |
+ |
ThreadPoolExecutor p = |
1340 |
+ |
new ThreadPoolExecutor(1, 1, |
1341 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
1342 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
1343 |
+ |
for (int s = 1; s < 5; s++) { |
1344 |
+ |
p.setMaximumPoolSize(s); |
1345 |
+ |
p.setCorePoolSize(s); |
1346 |
+ |
try { |
1347 |
+ |
p.setMaximumPoolSize(s - 1); |
1348 |
+ |
shouldThrow(); |
1349 |
+ |
} catch (IllegalArgumentException success) {} |
1350 |
+ |
assertEquals(s, p.getCorePoolSize()); |
1351 |
+ |
assertEquals(s, p.getMaximumPoolSize()); |
1352 |
+ |
try { |
1353 |
+ |
p.setCorePoolSize(s + 1); |
1354 |
+ |
shouldThrow(); |
1355 |
+ |
} catch (IllegalArgumentException success) {} |
1356 |
+ |
assertEquals(s, p.getCorePoolSize()); |
1357 |
+ |
assertEquals(s, p.getMaximumPoolSize()); |
1358 |
+ |
} |
1359 |
+ |
joinPool(p); |
1360 |
+ |
} |
1361 |
+ |
|
1362 |
+ |
/** |
1363 |
|
* setKeepAliveTime throws IllegalArgumentException |
1364 |
|
* when given a negative value |
1365 |
|
*/ |
1893 |
|
LONG_DELAY_MS, MILLISECONDS, |
1894 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1895 |
|
try { |
1896 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1897 |
< |
l.add(new StringTask()); |
1898 |
< |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1899 |
< |
l.add(new StringTask()); |
1900 |
< |
List<Future<String>> futures = |
1901 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1902 |
< |
assertEquals(l.size(), futures.size()); |
1903 |
< |
for (Future future : futures) |
1904 |
< |
assertTrue(future.isDone()); |
1905 |
< |
assertFalse(futures.get(0).isCancelled()); |
1906 |
< |
assertTrue(futures.get(1).isCancelled()); |
1896 |
> |
for (long timeout = timeoutMillis();;) { |
1897 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
1898 |
> |
tasks.add(new StringTask("0")); |
1899 |
> |
tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING)); |
1900 |
> |
tasks.add(new StringTask("2")); |
1901 |
> |
long startTime = System.nanoTime(); |
1902 |
> |
List<Future<String>> futures = |
1903 |
> |
e.invokeAll(tasks, timeout, MILLISECONDS); |
1904 |
> |
assertEquals(tasks.size(), futures.size()); |
1905 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
1906 |
> |
for (Future future : futures) |
1907 |
> |
assertTrue(future.isDone()); |
1908 |
> |
assertTrue(futures.get(1).isCancelled()); |
1909 |
> |
try { |
1910 |
> |
assertEquals("0", futures.get(0).get()); |
1911 |
> |
assertEquals("2", futures.get(2).get()); |
1912 |
> |
break; |
1913 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
1914 |
> |
timeout *= 2; |
1915 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
1916 |
> |
fail("expected exactly one task to be cancelled"); |
1917 |
> |
} |
1918 |
> |
} |
1919 |
|
} finally { |
1920 |
|
joinPool(e); |
1921 |
|
} |
1961 |
|
* allowCoreThreadTimeOut(true) causes idle threads to time out |
1962 |
|
*/ |
1963 |
|
public void testAllowCoreThreadTimeOut_true() throws Exception { |
1964 |
< |
long coreThreadTimeOut = SHORT_DELAY_MS; |
1964 |
> |
long keepAliveTime = timeoutMillis(); |
1965 |
|
final ThreadPoolExecutor p = |
1966 |
|
new ThreadPoolExecutor(2, 10, |
1967 |
< |
coreThreadTimeOut, MILLISECONDS, |
1967 |
> |
keepAliveTime, MILLISECONDS, |
1968 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1969 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
1970 |
|
try { |
1975 |
|
assertEquals(1, p.getPoolSize()); |
1976 |
|
}}); |
1977 |
|
await(threadStarted); |
1978 |
< |
delay(coreThreadTimeOut); |
1978 |
> |
delay(keepAliveTime); |
1979 |
|
long startTime = System.nanoTime(); |
1980 |
|
while (p.getPoolSize() > 0 |
1981 |
|
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
1991 |
|
* allowCoreThreadTimeOut(false) causes idle threads not to time out |
1992 |
|
*/ |
1993 |
|
public void testAllowCoreThreadTimeOut_false() throws Exception { |
1994 |
< |
long coreThreadTimeOut = SHORT_DELAY_MS; |
1994 |
> |
long keepAliveTime = timeoutMillis(); |
1995 |
|
final ThreadPoolExecutor p = |
1996 |
|
new ThreadPoolExecutor(2, 10, |
1997 |
< |
coreThreadTimeOut, MILLISECONDS, |
1997 |
> |
keepAliveTime, MILLISECONDS, |
1998 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1999 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
2000 |
|
try { |
2004 |
|
threadStarted.countDown(); |
2005 |
|
assertTrue(p.getPoolSize() >= 1); |
2006 |
|
}}); |
2007 |
< |
delay(2 * coreThreadTimeOut); |
2007 |
> |
delay(2 * keepAliveTime); |
2008 |
|
assertTrue(p.getPoolSize() >= 1); |
2009 |
|
} finally { |
2010 |
|
joinPool(p); |
2023 |
|
done.countDown(); |
2024 |
|
}}; |
2025 |
|
final ThreadPoolExecutor p = |
2026 |
< |
new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS, |
2026 |
> |
new ThreadPoolExecutor(1, 30, |
2027 |
> |
60, SECONDS, |
2028 |
|
new ArrayBlockingQueue(30)); |
2029 |
|
try { |
2030 |
|
for (int i = 0; i < nTasks; ++i) { |