| 1184 |
|
* executor using DiscardOldestPolicy drops oldest task if saturated. |
| 1185 |
|
*/ |
| 1186 |
|
public void testSaturatedExecute4() { |
| 1187 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
| 1187 |
> |
final CountDownLatch done = new CountDownLatch(1); |
| 1188 |
> |
LatchAwaiter r1 = awaiter(done); |
| 1189 |
> |
LatchAwaiter r2 = awaiter(done); |
| 1190 |
> |
LatchAwaiter r3 = awaiter(done); |
| 1191 |
|
final ThreadPoolExecutor p = |
| 1192 |
|
new ThreadPoolExecutor(1, 1, |
| 1193 |
|
LONG_DELAY_MS, MILLISECONDS, |
| 1194 |
|
new ArrayBlockingQueue<Runnable>(1), |
| 1195 |
< |
h); |
| 1196 |
< |
try { |
| 1197 |
< |
p.execute(new TrackedLongRunnable()); |
| 1198 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
| 1195 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
| 1196 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
| 1197 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
| 1198 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
| 1199 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
| 1200 |
> |
p.execute(r1); |
| 1201 |
|
p.execute(r2); |
| 1202 |
|
assertTrue(p.getQueue().contains(r2)); |
| 1198 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
| 1203 |
|
p.execute(r3); |
| 1204 |
|
assertFalse(p.getQueue().contains(r2)); |
| 1205 |
|
assertTrue(p.getQueue().contains(r3)); |
| 1206 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
| 1203 |
< |
} finally { |
| 1204 |
< |
joinPool(p); |
| 1206 |
> |
done.countDown(); |
| 1207 |
|
} |
| 1208 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
| 1209 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
| 1210 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
| 1211 |
|
} |
| 1212 |
|
|
| 1213 |
|
/** |
