| 1206 |
|
* executor using DiscardOldestPolicy drops oldest task if saturated. |
| 1207 |
|
*/ |
| 1208 |
|
public void testSaturatedExecute4() { |
| 1209 |
< |
RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy(); |
| 1210 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
| 1211 |
< |
try { |
| 1212 |
< |
p.execute(new TrackedLongRunnable()); |
| 1213 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
| 1209 |
> |
final CountDownLatch done = new CountDownLatch(1); |
| 1210 |
> |
LatchAwaiter r1 = awaiter(done); |
| 1211 |
> |
LatchAwaiter r2 = awaiter(done); |
| 1212 |
> |
LatchAwaiter r3 = awaiter(done); |
| 1213 |
> |
final ThreadPoolExecutor p = |
| 1214 |
> |
new CustomTPE(1, 1, |
| 1215 |
> |
LONG_DELAY_MS, MILLISECONDS, |
| 1216 |
> |
new ArrayBlockingQueue<Runnable>(1), |
| 1217 |
> |
new CustomTPE.DiscardOldestPolicy()); |
| 1218 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
| 1219 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
| 1220 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
| 1221 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
| 1222 |
> |
p.execute(r1); |
| 1223 |
|
p.execute(r2); |
| 1224 |
|
assertTrue(p.getQueue().contains(r2)); |
| 1216 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
| 1225 |
|
p.execute(r3); |
| 1226 |
|
assertFalse(p.getQueue().contains(r2)); |
| 1227 |
|
assertTrue(p.getQueue().contains(r3)); |
| 1228 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
| 1221 |
< |
} finally { |
| 1222 |
< |
joinPool(p); |
| 1228 |
> |
done.countDown(); |
| 1229 |
|
} |
| 1230 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
| 1231 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
| 1232 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
| 1233 |
|
} |
| 1234 |
|
|
| 1235 |
|
/** |
