6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
– |
import java.util.concurrent.*; |
9 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
< |
import java.util.concurrent.atomic.*; |
11 |
< |
import junit.framework.*; |
12 |
< |
import java.util.*; |
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.Collection; |
15 |
> |
import java.util.Collections; |
16 |
> |
import java.util.List; |
17 |
> |
import java.util.concurrent.ArrayBlockingQueue; |
18 |
> |
import java.util.concurrent.BlockingQueue; |
19 |
> |
import java.util.concurrent.Callable; |
20 |
> |
import java.util.concurrent.CancellationException; |
21 |
> |
import java.util.concurrent.CountDownLatch; |
22 |
> |
import java.util.concurrent.ExecutionException; |
23 |
> |
import java.util.concurrent.ExecutorService; |
24 |
> |
import java.util.concurrent.Future; |
25 |
> |
import java.util.concurrent.FutureTask; |
26 |
> |
import java.util.concurrent.LinkedBlockingQueue; |
27 |
> |
import java.util.concurrent.RejectedExecutionException; |
28 |
> |
import java.util.concurrent.RejectedExecutionHandler; |
29 |
> |
import java.util.concurrent.SynchronousQueue; |
30 |
> |
import java.util.concurrent.ThreadFactory; |
31 |
> |
import java.util.concurrent.ThreadPoolExecutor; |
32 |
> |
import java.util.concurrent.ThreadPoolExecutor.AbortPolicy; |
33 |
> |
import java.util.concurrent.ThreadPoolExecutor.CallerRunsPolicy; |
34 |
> |
import java.util.concurrent.ThreadPoolExecutor.DiscardPolicy; |
35 |
> |
import java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy; |
36 |
> |
import java.util.concurrent.atomic.AtomicInteger; |
37 |
> |
import java.util.concurrent.atomic.AtomicReference; |
38 |
> |
|
39 |
> |
import junit.framework.Test; |
40 |
> |
import junit.framework.TestSuite; |
41 |
|
|
42 |
|
public class ThreadPoolExecutorTest extends JSR166TestCase { |
43 |
|
public static void main(String[] args) { |
44 |
< |
junit.textui.TestRunner.run(suite()); |
44 |
> |
main(suite(), args); |
45 |
|
} |
46 |
|
public static Test suite() { |
47 |
|
return new TestSuite(ThreadPoolExecutorTest.class); |
48 |
|
} |
49 |
|
|
50 |
|
static class ExtendedTPE extends ThreadPoolExecutor { |
51 |
< |
volatile boolean beforeCalled = false; |
52 |
< |
volatile boolean afterCalled = false; |
53 |
< |
volatile boolean terminatedCalled = false; |
51 |
> |
final CountDownLatch beforeCalled = new CountDownLatch(1); |
52 |
> |
final CountDownLatch afterCalled = new CountDownLatch(1); |
53 |
> |
final CountDownLatch terminatedCalled = new CountDownLatch(1); |
54 |
> |
|
55 |
|
public ExtendedTPE() { |
56 |
|
super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>()); |
57 |
|
} |
58 |
|
protected void beforeExecute(Thread t, Runnable r) { |
59 |
< |
beforeCalled = true; |
59 |
> |
beforeCalled.countDown(); |
60 |
|
} |
61 |
|
protected void afterExecute(Runnable r, Throwable t) { |
62 |
< |
afterCalled = true; |
62 |
> |
afterCalled.countDown(); |
63 |
|
} |
64 |
|
protected void terminated() { |
65 |
< |
terminatedCalled = true; |
65 |
> |
terminatedCalled.countDown(); |
66 |
> |
} |
67 |
> |
|
68 |
> |
public boolean beforeCalled() { |
69 |
> |
return beforeCalled.getCount() == 0; |
70 |
> |
} |
71 |
> |
public boolean afterCalled() { |
72 |
> |
return afterCalled.getCount() == 0; |
73 |
> |
} |
74 |
> |
public boolean terminatedCalled() { |
75 |
> |
return terminatedCalled.getCount() == 0; |
76 |
|
} |
77 |
|
} |
78 |
|
|
92 |
|
new ThreadPoolExecutor(1, 1, |
93 |
|
LONG_DELAY_MS, MILLISECONDS, |
94 |
|
new ArrayBlockingQueue<Runnable>(10)); |
95 |
< |
final CountDownLatch done = new CountDownLatch(1); |
96 |
< |
final Runnable task = new CheckedRunnable() { |
97 |
< |
public void realRun() { |
98 |
< |
done.countDown(); |
61 |
< |
}}; |
62 |
< |
try { |
95 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
96 |
> |
final CountDownLatch done = new CountDownLatch(1); |
97 |
> |
final Runnable task = new CheckedRunnable() { |
98 |
> |
public void realRun() { done.countDown(); }}; |
99 |
|
p.execute(task); |
100 |
< |
assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS)); |
65 |
< |
} finally { |
66 |
< |
joinPool(p); |
100 |
> |
await(done); |
101 |
|
} |
102 |
|
} |
103 |
|
|
106 |
|
* thread becomes active |
107 |
|
*/ |
108 |
|
public void testGetActiveCount() throws InterruptedException { |
109 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
110 |
|
final ThreadPoolExecutor p = |
111 |
|
new ThreadPoolExecutor(2, 2, |
112 |
|
LONG_DELAY_MS, MILLISECONDS, |
113 |
|
new ArrayBlockingQueue<Runnable>(10)); |
114 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
115 |
< |
final CountDownLatch done = new CountDownLatch(1); |
81 |
< |
try { |
114 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
115 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
116 |
|
assertEquals(0, p.getActiveCount()); |
117 |
|
p.execute(new CheckedRunnable() { |
118 |
|
public void realRun() throws InterruptedException { |
119 |
|
threadStarted.countDown(); |
120 |
|
assertEquals(1, p.getActiveCount()); |
121 |
< |
done.await(); |
121 |
> |
await(done); |
122 |
|
}}); |
123 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
123 |
> |
await(threadStarted); |
124 |
|
assertEquals(1, p.getActiveCount()); |
91 |
– |
} finally { |
92 |
– |
done.countDown(); |
93 |
– |
joinPool(p); |
125 |
|
} |
126 |
|
} |
127 |
|
|
130 |
|
*/ |
131 |
|
public void testPrestartCoreThread() { |
132 |
|
final ThreadPoolExecutor p = |
133 |
< |
new ThreadPoolExecutor(2, 2, |
133 |
> |
new ThreadPoolExecutor(2, 6, |
134 |
|
LONG_DELAY_MS, MILLISECONDS, |
135 |
|
new ArrayBlockingQueue<Runnable>(10)); |
136 |
< |
assertEquals(0, p.getPoolSize()); |
137 |
< |
assertTrue(p.prestartCoreThread()); |
138 |
< |
assertEquals(1, p.getPoolSize()); |
139 |
< |
assertTrue(p.prestartCoreThread()); |
140 |
< |
assertEquals(2, p.getPoolSize()); |
141 |
< |
assertFalse(p.prestartCoreThread()); |
142 |
< |
assertEquals(2, p.getPoolSize()); |
143 |
< |
joinPool(p); |
136 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
137 |
> |
assertEquals(0, p.getPoolSize()); |
138 |
> |
assertTrue(p.prestartCoreThread()); |
139 |
> |
assertEquals(1, p.getPoolSize()); |
140 |
> |
assertTrue(p.prestartCoreThread()); |
141 |
> |
assertEquals(2, p.getPoolSize()); |
142 |
> |
assertFalse(p.prestartCoreThread()); |
143 |
> |
assertEquals(2, p.getPoolSize()); |
144 |
> |
p.setCorePoolSize(4); |
145 |
> |
assertTrue(p.prestartCoreThread()); |
146 |
> |
assertEquals(3, p.getPoolSize()); |
147 |
> |
assertTrue(p.prestartCoreThread()); |
148 |
> |
assertEquals(4, p.getPoolSize()); |
149 |
> |
assertFalse(p.prestartCoreThread()); |
150 |
> |
assertEquals(4, p.getPoolSize()); |
151 |
> |
} |
152 |
|
} |
153 |
|
|
154 |
|
/** |
156 |
|
*/ |
157 |
|
public void testPrestartAllCoreThreads() { |
158 |
|
final ThreadPoolExecutor p = |
159 |
< |
new ThreadPoolExecutor(2, 2, |
159 |
> |
new ThreadPoolExecutor(2, 6, |
160 |
|
LONG_DELAY_MS, MILLISECONDS, |
161 |
|
new ArrayBlockingQueue<Runnable>(10)); |
162 |
< |
assertEquals(0, p.getPoolSize()); |
163 |
< |
p.prestartAllCoreThreads(); |
164 |
< |
assertEquals(2, p.getPoolSize()); |
165 |
< |
p.prestartAllCoreThreads(); |
166 |
< |
assertEquals(2, p.getPoolSize()); |
167 |
< |
joinPool(p); |
162 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
163 |
> |
assertEquals(0, p.getPoolSize()); |
164 |
> |
p.prestartAllCoreThreads(); |
165 |
> |
assertEquals(2, p.getPoolSize()); |
166 |
> |
p.prestartAllCoreThreads(); |
167 |
> |
assertEquals(2, p.getPoolSize()); |
168 |
> |
p.setCorePoolSize(4); |
169 |
> |
p.prestartAllCoreThreads(); |
170 |
> |
assertEquals(4, p.getPoolSize()); |
171 |
> |
p.prestartAllCoreThreads(); |
172 |
> |
assertEquals(4, p.getPoolSize()); |
173 |
> |
} |
174 |
|
} |
175 |
|
|
176 |
|
/** |
182 |
|
new ThreadPoolExecutor(2, 2, |
183 |
|
LONG_DELAY_MS, MILLISECONDS, |
184 |
|
new ArrayBlockingQueue<Runnable>(10)); |
185 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
186 |
< |
final CountDownLatch threadProceed = new CountDownLatch(1); |
187 |
< |
final CountDownLatch threadDone = new CountDownLatch(1); |
188 |
< |
try { |
185 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
186 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
187 |
> |
final CountDownLatch threadProceed = new CountDownLatch(1); |
188 |
> |
final CountDownLatch threadDone = new CountDownLatch(1); |
189 |
|
assertEquals(0, p.getCompletedTaskCount()); |
190 |
|
p.execute(new CheckedRunnable() { |
191 |
|
public void realRun() throws InterruptedException { |
192 |
|
threadStarted.countDown(); |
193 |
|
assertEquals(0, p.getCompletedTaskCount()); |
194 |
< |
threadProceed.await(); |
194 |
> |
await(threadProceed); |
195 |
|
threadDone.countDown(); |
196 |
|
}}); |
197 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
197 |
> |
await(threadStarted); |
198 |
|
assertEquals(0, p.getCompletedTaskCount()); |
199 |
|
threadProceed.countDown(); |
200 |
< |
threadDone.await(); |
201 |
< |
delay(SHORT_DELAY_MS); |
202 |
< |
assertEquals(1, p.getCompletedTaskCount()); |
203 |
< |
} finally { |
204 |
< |
joinPool(p); |
200 |
> |
await(threadDone); |
201 |
> |
long startTime = System.nanoTime(); |
202 |
> |
while (p.getCompletedTaskCount() != 1) { |
203 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
204 |
> |
fail("timed out"); |
205 |
> |
Thread.yield(); |
206 |
> |
} |
207 |
|
} |
208 |
|
} |
209 |
|
|
215 |
|
new ThreadPoolExecutor(1, 1, |
216 |
|
LONG_DELAY_MS, MILLISECONDS, |
217 |
|
new ArrayBlockingQueue<Runnable>(10)); |
218 |
< |
assertEquals(1, p.getCorePoolSize()); |
219 |
< |
joinPool(p); |
218 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
219 |
> |
assertEquals(1, p.getCorePoolSize()); |
220 |
> |
} |
221 |
|
} |
222 |
|
|
223 |
|
/** |
228 |
|
new ThreadPoolExecutor(2, 2, |
229 |
|
1000, MILLISECONDS, |
230 |
|
new ArrayBlockingQueue<Runnable>(10)); |
231 |
< |
assertEquals(1, p.getKeepAliveTime(TimeUnit.SECONDS)); |
232 |
< |
joinPool(p); |
231 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
232 |
> |
assertEquals(1, p.getKeepAliveTime(SECONDS)); |
233 |
> |
} |
234 |
|
} |
235 |
|
|
236 |
|
/** |
237 |
|
* getThreadFactory returns factory in constructor if not set |
238 |
|
*/ |
239 |
|
public void testGetThreadFactory() { |
240 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
240 |
> |
ThreadFactory threadFactory = new SimpleThreadFactory(); |
241 |
|
final ThreadPoolExecutor p = |
242 |
|
new ThreadPoolExecutor(1, 2, |
243 |
|
LONG_DELAY_MS, MILLISECONDS, |
244 |
|
new ArrayBlockingQueue<Runnable>(10), |
245 |
< |
tf, |
245 |
> |
threadFactory, |
246 |
|
new NoOpREHandler()); |
247 |
< |
assertSame(tf, p.getThreadFactory()); |
248 |
< |
joinPool(p); |
247 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
248 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
249 |
> |
} |
250 |
|
} |
251 |
|
|
252 |
|
/** |
257 |
|
new ThreadPoolExecutor(1, 2, |
258 |
|
LONG_DELAY_MS, MILLISECONDS, |
259 |
|
new ArrayBlockingQueue<Runnable>(10)); |
260 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
261 |
< |
p.setThreadFactory(tf); |
262 |
< |
assertSame(tf, p.getThreadFactory()); |
263 |
< |
joinPool(p); |
260 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
261 |
> |
ThreadFactory threadFactory = new SimpleThreadFactory(); |
262 |
> |
p.setThreadFactory(threadFactory); |
263 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
264 |
> |
} |
265 |
|
} |
266 |
|
|
267 |
|
/** |
272 |
|
new ThreadPoolExecutor(1, 2, |
273 |
|
LONG_DELAY_MS, MILLISECONDS, |
274 |
|
new ArrayBlockingQueue<Runnable>(10)); |
275 |
< |
try { |
276 |
< |
p.setThreadFactory(null); |
277 |
< |
shouldThrow(); |
278 |
< |
} catch (NullPointerException success) { |
279 |
< |
} finally { |
280 |
< |
joinPool(p); |
275 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
276 |
> |
try { |
277 |
> |
p.setThreadFactory(null); |
278 |
> |
shouldThrow(); |
279 |
> |
} catch (NullPointerException success) {} |
280 |
> |
} |
281 |
> |
} |
282 |
> |
|
283 |
> |
/** |
284 |
> |
* The default rejected execution handler is AbortPolicy. |
285 |
> |
*/ |
286 |
> |
public void testDefaultRejectedExecutionHandler() { |
287 |
> |
final ThreadPoolExecutor p = |
288 |
> |
new ThreadPoolExecutor(1, 2, |
289 |
> |
LONG_DELAY_MS, MILLISECONDS, |
290 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
291 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
292 |
> |
assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy); |
293 |
|
} |
294 |
|
} |
295 |
|
|
297 |
|
* getRejectedExecutionHandler returns handler in constructor if not set |
298 |
|
*/ |
299 |
|
public void testGetRejectedExecutionHandler() { |
300 |
< |
final RejectedExecutionHandler h = new NoOpREHandler(); |
300 |
> |
final RejectedExecutionHandler handler = new NoOpREHandler(); |
301 |
|
final ThreadPoolExecutor p = |
302 |
|
new ThreadPoolExecutor(1, 2, |
303 |
|
LONG_DELAY_MS, MILLISECONDS, |
304 |
|
new ArrayBlockingQueue<Runnable>(10), |
305 |
< |
h); |
306 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
307 |
< |
joinPool(p); |
305 |
> |
handler); |
306 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
307 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
308 |
> |
} |
309 |
|
} |
310 |
|
|
311 |
|
/** |
317 |
|
new ThreadPoolExecutor(1, 2, |
318 |
|
LONG_DELAY_MS, MILLISECONDS, |
319 |
|
new ArrayBlockingQueue<Runnable>(10)); |
320 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
321 |
< |
p.setRejectedExecutionHandler(h); |
322 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
323 |
< |
joinPool(p); |
320 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
321 |
> |
RejectedExecutionHandler handler = new NoOpREHandler(); |
322 |
> |
p.setRejectedExecutionHandler(handler); |
323 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
324 |
> |
} |
325 |
|
} |
326 |
|
|
327 |
|
/** |
332 |
|
new ThreadPoolExecutor(1, 2, |
333 |
|
LONG_DELAY_MS, MILLISECONDS, |
334 |
|
new ArrayBlockingQueue<Runnable>(10)); |
335 |
< |
try { |
336 |
< |
p.setRejectedExecutionHandler(null); |
337 |
< |
shouldThrow(); |
338 |
< |
} catch (NullPointerException success) { |
339 |
< |
} finally { |
275 |
< |
joinPool(p); |
335 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
336 |
> |
try { |
337 |
> |
p.setRejectedExecutionHandler(null); |
338 |
> |
shouldThrow(); |
339 |
> |
} catch (NullPointerException success) {} |
340 |
|
} |
341 |
|
} |
342 |
|
|
346 |
|
*/ |
347 |
|
public void testGetLargestPoolSize() throws InterruptedException { |
348 |
|
final int THREADS = 3; |
349 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
350 |
|
final ThreadPoolExecutor p = |
351 |
|
new ThreadPoolExecutor(THREADS, THREADS, |
352 |
|
LONG_DELAY_MS, MILLISECONDS, |
353 |
|
new ArrayBlockingQueue<Runnable>(10)); |
354 |
< |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
290 |
< |
final CountDownLatch done = new CountDownLatch(1); |
291 |
< |
try { |
354 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
355 |
|
assertEquals(0, p.getLargestPoolSize()); |
356 |
+ |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
357 |
|
for (int i = 0; i < THREADS; i++) |
358 |
|
p.execute(new CheckedRunnable() { |
359 |
|
public void realRun() throws InterruptedException { |
360 |
|
threadsStarted.countDown(); |
361 |
< |
done.await(); |
361 |
> |
await(done); |
362 |
|
assertEquals(THREADS, p.getLargestPoolSize()); |
363 |
|
}}); |
364 |
< |
assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
301 |
< |
assertEquals(THREADS, p.getLargestPoolSize()); |
302 |
< |
} finally { |
303 |
< |
done.countDown(); |
304 |
< |
joinPool(p); |
364 |
> |
await(threadsStarted); |
365 |
|
assertEquals(THREADS, p.getLargestPoolSize()); |
366 |
|
} |
367 |
+ |
assertEquals(THREADS, p.getLargestPoolSize()); |
368 |
|
} |
369 |
|
|
370 |
|
/** |
376 |
|
new ThreadPoolExecutor(2, 3, |
377 |
|
LONG_DELAY_MS, MILLISECONDS, |
378 |
|
new ArrayBlockingQueue<Runnable>(10)); |
379 |
< |
assertEquals(3, p.getMaximumPoolSize()); |
380 |
< |
joinPool(p); |
379 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
380 |
> |
assertEquals(3, p.getMaximumPoolSize()); |
381 |
> |
p.setMaximumPoolSize(5); |
382 |
> |
assertEquals(5, p.getMaximumPoolSize()); |
383 |
> |
p.setMaximumPoolSize(4); |
384 |
> |
assertEquals(4, p.getMaximumPoolSize()); |
385 |
> |
} |
386 |
|
} |
387 |
|
|
388 |
|
/** |
390 |
|
* become active |
391 |
|
*/ |
392 |
|
public void testGetPoolSize() throws InterruptedException { |
393 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
394 |
|
final ThreadPoolExecutor p = |
395 |
|
new ThreadPoolExecutor(1, 1, |
396 |
|
LONG_DELAY_MS, MILLISECONDS, |
397 |
|
new ArrayBlockingQueue<Runnable>(10)); |
398 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
332 |
< |
final CountDownLatch done = new CountDownLatch(1); |
333 |
< |
try { |
398 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
399 |
|
assertEquals(0, p.getPoolSize()); |
400 |
+ |
final CountDownLatch threadStarted = new CountDownLatch(1); |
401 |
|
p.execute(new CheckedRunnable() { |
402 |
|
public void realRun() throws InterruptedException { |
403 |
|
threadStarted.countDown(); |
404 |
|
assertEquals(1, p.getPoolSize()); |
405 |
< |
done.await(); |
405 |
> |
await(done); |
406 |
|
}}); |
407 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
407 |
> |
await(threadStarted); |
408 |
|
assertEquals(1, p.getPoolSize()); |
343 |
– |
} finally { |
344 |
– |
done.countDown(); |
345 |
– |
joinPool(p); |
409 |
|
} |
410 |
|
} |
411 |
|
|
413 |
|
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
414 |
|
*/ |
415 |
|
public void testGetTaskCount() throws InterruptedException { |
416 |
+ |
final int TASKS = 3; |
417 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
418 |
|
final ThreadPoolExecutor p = |
419 |
|
new ThreadPoolExecutor(1, 1, |
420 |
|
LONG_DELAY_MS, MILLISECONDS, |
421 |
|
new ArrayBlockingQueue<Runnable>(10)); |
422 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
423 |
< |
final CountDownLatch done = new CountDownLatch(1); |
359 |
< |
try { |
422 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
423 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
424 |
|
assertEquals(0, p.getTaskCount()); |
425 |
+ |
assertEquals(0, p.getCompletedTaskCount()); |
426 |
|
p.execute(new CheckedRunnable() { |
427 |
|
public void realRun() throws InterruptedException { |
428 |
|
threadStarted.countDown(); |
429 |
< |
assertEquals(1, p.getTaskCount()); |
365 |
< |
done.await(); |
429 |
> |
await(done); |
430 |
|
}}); |
431 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
431 |
> |
await(threadStarted); |
432 |
|
assertEquals(1, p.getTaskCount()); |
433 |
< |
} finally { |
434 |
< |
done.countDown(); |
435 |
< |
joinPool(p); |
433 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
434 |
> |
for (int i = 0; i < TASKS; i++) { |
435 |
> |
assertEquals(1 + i, p.getTaskCount()); |
436 |
> |
p.execute(new CheckedRunnable() { |
437 |
> |
public void realRun() throws InterruptedException { |
438 |
> |
threadStarted.countDown(); |
439 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
440 |
> |
await(done); |
441 |
> |
}}); |
442 |
> |
} |
443 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
444 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
445 |
|
} |
446 |
+ |
assertEquals(1 + TASKS, p.getTaskCount()); |
447 |
+ |
assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
448 |
|
} |
449 |
|
|
450 |
|
/** |
455 |
|
new ThreadPoolExecutor(1, 1, |
456 |
|
LONG_DELAY_MS, MILLISECONDS, |
457 |
|
new ArrayBlockingQueue<Runnable>(10)); |
458 |
< |
assertFalse(p.isShutdown()); |
459 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
460 |
< |
assertTrue(p.isShutdown()); |
461 |
< |
joinPool(p); |
458 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
459 |
> |
assertFalse(p.isShutdown()); |
460 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
461 |
> |
assertTrue(p.isShutdown()); |
462 |
> |
} |
463 |
> |
} |
464 |
> |
|
465 |
> |
/** |
466 |
> |
* awaitTermination on a non-shutdown pool times out |
467 |
> |
*/ |
468 |
> |
public void testAwaitTermination_timesOut() throws InterruptedException { |
469 |
> |
final ThreadPoolExecutor p = |
470 |
> |
new ThreadPoolExecutor(1, 1, |
471 |
> |
LONG_DELAY_MS, MILLISECONDS, |
472 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
473 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
474 |
> |
assertFalse(p.isTerminated()); |
475 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
476 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
477 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
478 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
479 |
> |
assertFalse(p.awaitTermination(randomExpiredTimeout(), |
480 |
> |
randomTimeUnit())); |
481 |
> |
long timeoutNanos = 999999L; |
482 |
> |
long startTime = System.nanoTime(); |
483 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
484 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
485 |
> |
assertFalse(p.isTerminated()); |
486 |
> |
startTime = System.nanoTime(); |
487 |
> |
long timeoutMillis = timeoutMillis(); |
488 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
489 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
490 |
> |
assertFalse(p.isTerminated()); |
491 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
492 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
493 |
> |
assertTrue(p.isTerminated()); |
494 |
> |
} |
495 |
|
} |
496 |
|
|
497 |
|
/** |
502 |
|
new ThreadPoolExecutor(1, 1, |
503 |
|
LONG_DELAY_MS, MILLISECONDS, |
504 |
|
new ArrayBlockingQueue<Runnable>(10)); |
505 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
506 |
< |
final CountDownLatch done = new CountDownLatch(1); |
507 |
< |
assertFalse(p.isTerminated()); |
508 |
< |
try { |
505 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
506 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
507 |
> |
final CountDownLatch done = new CountDownLatch(1); |
508 |
> |
assertFalse(p.isTerminating()); |
509 |
|
p.execute(new CheckedRunnable() { |
510 |
|
public void realRun() throws InterruptedException { |
511 |
< |
assertFalse(p.isTerminated()); |
511 |
> |
assertFalse(p.isTerminating()); |
512 |
|
threadStarted.countDown(); |
513 |
< |
done.await(); |
513 |
> |
await(done); |
514 |
|
}}); |
515 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
515 |
> |
await(threadStarted); |
516 |
|
assertFalse(p.isTerminating()); |
517 |
|
done.countDown(); |
410 |
– |
} finally { |
518 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
519 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
520 |
+ |
assertTrue(p.isTerminated()); |
521 |
+ |
assertFalse(p.isTerminating()); |
522 |
|
} |
413 |
– |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
414 |
– |
assertTrue(p.isTerminated()); |
523 |
|
} |
524 |
|
|
525 |
|
/** |
530 |
|
new ThreadPoolExecutor(1, 1, |
531 |
|
LONG_DELAY_MS, MILLISECONDS, |
532 |
|
new ArrayBlockingQueue<Runnable>(10)); |
533 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
534 |
< |
final CountDownLatch done = new CountDownLatch(1); |
535 |
< |
try { |
533 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
534 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
535 |
> |
final CountDownLatch done = new CountDownLatch(1); |
536 |
|
assertFalse(p.isTerminating()); |
537 |
|
p.execute(new CheckedRunnable() { |
538 |
|
public void realRun() throws InterruptedException { |
539 |
|
assertFalse(p.isTerminating()); |
540 |
|
threadStarted.countDown(); |
541 |
< |
done.await(); |
541 |
> |
await(done); |
542 |
|
}}); |
543 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
543 |
> |
await(threadStarted); |
544 |
|
assertFalse(p.isTerminating()); |
545 |
|
done.countDown(); |
438 |
– |
} finally { |
546 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
547 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
548 |
+ |
assertTrue(p.isTerminated()); |
549 |
+ |
assertFalse(p.isTerminating()); |
550 |
|
} |
441 |
– |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
442 |
– |
assertTrue(p.isTerminated()); |
443 |
– |
assertFalse(p.isTerminating()); |
551 |
|
} |
552 |
|
|
553 |
|
/** |
554 |
|
* getQueue returns the work queue, which contains queued tasks |
555 |
|
*/ |
556 |
|
public void testGetQueue() throws InterruptedException { |
557 |
< |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
557 |
> |
final CountDownLatch done = new CountDownLatch(1); |
558 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
559 |
|
final ThreadPoolExecutor p = |
560 |
|
new ThreadPoolExecutor(1, 1, |
561 |
|
LONG_DELAY_MS, MILLISECONDS, |
562 |
|
q); |
563 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
564 |
< |
final CountDownLatch done = new CountDownLatch(1); |
457 |
< |
try { |
563 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
564 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
565 |
|
FutureTask[] tasks = new FutureTask[5]; |
566 |
|
for (int i = 0; i < tasks.length; i++) { |
567 |
|
Callable task = new CheckedCallable<Boolean>() { |
568 |
|
public Boolean realCall() throws InterruptedException { |
569 |
|
threadStarted.countDown(); |
570 |
|
assertSame(q, p.getQueue()); |
571 |
< |
done.await(); |
571 |
> |
await(done); |
572 |
|
return Boolean.TRUE; |
573 |
|
}}; |
574 |
|
tasks[i] = new FutureTask(task); |
575 |
|
p.execute(tasks[i]); |
576 |
|
} |
577 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
577 |
> |
await(threadStarted); |
578 |
|
assertSame(q, p.getQueue()); |
579 |
|
assertFalse(q.contains(tasks[0])); |
580 |
|
assertTrue(q.contains(tasks[tasks.length - 1])); |
581 |
|
assertEquals(tasks.length - 1, q.size()); |
475 |
– |
} finally { |
476 |
– |
done.countDown(); |
477 |
– |
joinPool(p); |
582 |
|
} |
583 |
|
} |
584 |
|
|
586 |
|
* remove(task) removes queued task, and fails to remove active task |
587 |
|
*/ |
588 |
|
public void testRemove() throws InterruptedException { |
589 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
589 |
> |
final CountDownLatch done = new CountDownLatch(1); |
590 |
> |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
591 |
|
final ThreadPoolExecutor p = |
592 |
|
new ThreadPoolExecutor(1, 1, |
593 |
|
LONG_DELAY_MS, MILLISECONDS, |
594 |
|
q); |
595 |
< |
Runnable[] tasks = new Runnable[5]; |
596 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
597 |
< |
final CountDownLatch done = new CountDownLatch(1); |
493 |
< |
try { |
595 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
596 |
> |
Runnable[] tasks = new Runnable[6]; |
597 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
598 |
|
for (int i = 0; i < tasks.length; i++) { |
599 |
|
tasks[i] = new CheckedRunnable() { |
600 |
|
public void realRun() throws InterruptedException { |
601 |
|
threadStarted.countDown(); |
602 |
< |
done.await(); |
602 |
> |
await(done); |
603 |
|
}}; |
604 |
|
p.execute(tasks[i]); |
605 |
|
} |
606 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
606 |
> |
await(threadStarted); |
607 |
|
assertFalse(p.remove(tasks[0])); |
608 |
|
assertTrue(q.contains(tasks[4])); |
609 |
|
assertTrue(q.contains(tasks[3])); |
613 |
|
assertTrue(q.contains(tasks[3])); |
614 |
|
assertTrue(p.remove(tasks[3])); |
615 |
|
assertFalse(q.contains(tasks[3])); |
512 |
– |
} finally { |
513 |
– |
done.countDown(); |
514 |
– |
joinPool(p); |
616 |
|
} |
617 |
|
} |
618 |
|
|
622 |
|
public void testPurge() throws InterruptedException { |
623 |
|
final CountDownLatch threadStarted = new CountDownLatch(1); |
624 |
|
final CountDownLatch done = new CountDownLatch(1); |
625 |
< |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
625 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
626 |
|
final ThreadPoolExecutor p = |
627 |
|
new ThreadPoolExecutor(1, 1, |
628 |
|
LONG_DELAY_MS, MILLISECONDS, |
629 |
|
q); |
630 |
< |
FutureTask[] tasks = new FutureTask[5]; |
631 |
< |
try { |
630 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
631 |
> |
FutureTask[] tasks = new FutureTask[5]; |
632 |
|
for (int i = 0; i < tasks.length; i++) { |
633 |
|
Callable task = new CheckedCallable<Boolean>() { |
634 |
|
public Boolean realCall() throws InterruptedException { |
635 |
|
threadStarted.countDown(); |
636 |
< |
done.await(); |
636 |
> |
await(done); |
637 |
|
return Boolean.TRUE; |
638 |
|
}}; |
639 |
|
tasks[i] = new FutureTask(task); |
640 |
|
p.execute(tasks[i]); |
641 |
|
} |
642 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
642 |
> |
await(threadStarted); |
643 |
|
assertEquals(tasks.length, p.getTaskCount()); |
644 |
|
assertEquals(tasks.length - 1, q.size()); |
645 |
|
assertEquals(1L, p.getActiveCount()); |
652 |
|
p.purge(); // Nothing to do |
653 |
|
assertEquals(tasks.length - 3, q.size()); |
654 |
|
assertEquals(tasks.length - 2, p.getTaskCount()); |
554 |
– |
} finally { |
555 |
– |
done.countDown(); |
556 |
– |
joinPool(p); |
655 |
|
} |
656 |
|
} |
657 |
|
|
658 |
|
/** |
659 |
< |
* shutdownNow returns a list containing tasks that were not run |
659 |
> |
* shutdownNow returns a list containing tasks that were not run, |
660 |
> |
* and those tasks are drained from the queue |
661 |
|
*/ |
662 |
< |
public void testShutdownNow() { |
662 |
> |
public void testShutdownNow() throws InterruptedException { |
663 |
> |
final int poolSize = 2; |
664 |
> |
final int count = 5; |
665 |
> |
final AtomicInteger ran = new AtomicInteger(0); |
666 |
|
final ThreadPoolExecutor p = |
667 |
< |
new ThreadPoolExecutor(1, 1, |
667 |
> |
new ThreadPoolExecutor(poolSize, poolSize, |
668 |
|
LONG_DELAY_MS, MILLISECONDS, |
669 |
|
new ArrayBlockingQueue<Runnable>(10)); |
670 |
< |
List l; |
671 |
< |
try { |
672 |
< |
for (int i = 0; i < 5; i++) |
571 |
< |
p.execute(new MediumPossiblyInterruptedRunnable()); |
572 |
< |
} |
573 |
< |
finally { |
670 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
671 |
> |
Runnable waiter = new CheckedRunnable() { public void realRun() { |
672 |
> |
threadsStarted.countDown(); |
673 |
|
try { |
674 |
< |
l = p.shutdownNow(); |
675 |
< |
} catch (SecurityException ok) { return; } |
674 |
> |
MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
675 |
> |
} catch (InterruptedException success) {} |
676 |
> |
ran.getAndIncrement(); |
677 |
> |
}}; |
678 |
> |
for (int i = 0; i < count; i++) |
679 |
> |
p.execute(waiter); |
680 |
> |
await(threadsStarted); |
681 |
> |
assertEquals(poolSize, p.getActiveCount()); |
682 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
683 |
> |
final List<Runnable> queuedTasks; |
684 |
> |
try { |
685 |
> |
queuedTasks = p.shutdownNow(); |
686 |
> |
} catch (SecurityException ok) { |
687 |
> |
return; // Allowed in case test doesn't have privs |
688 |
|
} |
689 |
|
assertTrue(p.isShutdown()); |
690 |
< |
assertTrue(l.size() <= 4); |
690 |
> |
assertTrue(p.getQueue().isEmpty()); |
691 |
> |
assertEquals(count - poolSize, queuedTasks.size()); |
692 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
693 |
> |
assertTrue(p.isTerminated()); |
694 |
> |
assertEquals(poolSize, ran.get()); |
695 |
> |
assertEquals(poolSize, p.getCompletedTaskCount()); |
696 |
|
} |
697 |
|
|
698 |
|
// Exception Tests |
702 |
|
*/ |
703 |
|
public void testConstructor1() { |
704 |
|
try { |
705 |
< |
new ThreadPoolExecutor(-1, 1, |
590 |
< |
LONG_DELAY_MS, MILLISECONDS, |
705 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
706 |
|
new ArrayBlockingQueue<Runnable>(10)); |
707 |
|
shouldThrow(); |
708 |
|
} catch (IllegalArgumentException success) {} |
713 |
|
*/ |
714 |
|
public void testConstructor2() { |
715 |
|
try { |
716 |
< |
new ThreadPoolExecutor(1, -1, |
602 |
< |
LONG_DELAY_MS, MILLISECONDS, |
716 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
717 |
|
new ArrayBlockingQueue<Runnable>(10)); |
718 |
|
shouldThrow(); |
719 |
|
} catch (IllegalArgumentException success) {} |
724 |
|
*/ |
725 |
|
public void testConstructor3() { |
726 |
|
try { |
727 |
< |
new ThreadPoolExecutor(1, 0, |
614 |
< |
LONG_DELAY_MS, MILLISECONDS, |
727 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
728 |
|
new ArrayBlockingQueue<Runnable>(10)); |
729 |
|
shouldThrow(); |
730 |
|
} catch (IllegalArgumentException success) {} |
735 |
|
*/ |
736 |
|
public void testConstructor4() { |
737 |
|
try { |
738 |
< |
new ThreadPoolExecutor(1, 2, |
626 |
< |
-1L, MILLISECONDS, |
738 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
739 |
|
new ArrayBlockingQueue<Runnable>(10)); |
740 |
|
shouldThrow(); |
741 |
|
} catch (IllegalArgumentException success) {} |
746 |
|
*/ |
747 |
|
public void testConstructor5() { |
748 |
|
try { |
749 |
< |
new ThreadPoolExecutor(2, 1, |
638 |
< |
LONG_DELAY_MS, MILLISECONDS, |
749 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
750 |
|
new ArrayBlockingQueue<Runnable>(10)); |
751 |
|
shouldThrow(); |
752 |
|
} catch (IllegalArgumentException success) {} |
757 |
|
*/ |
758 |
|
public void testConstructorNullPointerException() { |
759 |
|
try { |
760 |
< |
new ThreadPoolExecutor(1, 2, |
650 |
< |
LONG_DELAY_MS, MILLISECONDS, |
760 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
761 |
|
(BlockingQueue) null); |
762 |
|
shouldThrow(); |
763 |
|
} catch (NullPointerException success) {} |
768 |
|
*/ |
769 |
|
public void testConstructor6() { |
770 |
|
try { |
771 |
< |
new ThreadPoolExecutor(-1, 1, |
662 |
< |
LONG_DELAY_MS, MILLISECONDS, |
771 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
772 |
|
new ArrayBlockingQueue<Runnable>(10), |
773 |
|
new SimpleThreadFactory()); |
774 |
|
shouldThrow(); |
780 |
|
*/ |
781 |
|
public void testConstructor7() { |
782 |
|
try { |
783 |
< |
new ThreadPoolExecutor(1, -1, |
675 |
< |
LONG_DELAY_MS, MILLISECONDS, |
783 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
784 |
|
new ArrayBlockingQueue<Runnable>(10), |
785 |
|
new SimpleThreadFactory()); |
786 |
|
shouldThrow(); |
792 |
|
*/ |
793 |
|
public void testConstructor8() { |
794 |
|
try { |
795 |
< |
new ThreadPoolExecutor(1, 0, |
688 |
< |
LONG_DELAY_MS, MILLISECONDS, |
795 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
796 |
|
new ArrayBlockingQueue<Runnable>(10), |
797 |
|
new SimpleThreadFactory()); |
798 |
|
shouldThrow(); |
804 |
|
*/ |
805 |
|
public void testConstructor9() { |
806 |
|
try { |
807 |
< |
new ThreadPoolExecutor(1, 2, |
701 |
< |
-1L, MILLISECONDS, |
807 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
808 |
|
new ArrayBlockingQueue<Runnable>(10), |
809 |
|
new SimpleThreadFactory()); |
810 |
|
shouldThrow(); |
816 |
|
*/ |
817 |
|
public void testConstructor10() { |
818 |
|
try { |
819 |
< |
new ThreadPoolExecutor(2, 1, |
714 |
< |
LONG_DELAY_MS, MILLISECONDS, |
819 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
820 |
|
new ArrayBlockingQueue<Runnable>(10), |
821 |
|
new SimpleThreadFactory()); |
822 |
|
shouldThrow(); |
828 |
|
*/ |
829 |
|
public void testConstructorNullPointerException2() { |
830 |
|
try { |
831 |
< |
new ThreadPoolExecutor(1, 2, |
727 |
< |
LONG_DELAY_MS, MILLISECONDS, |
831 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
832 |
|
(BlockingQueue) null, |
833 |
|
new SimpleThreadFactory()); |
834 |
|
shouldThrow(); |
840 |
|
*/ |
841 |
|
public void testConstructorNullPointerException3() { |
842 |
|
try { |
843 |
< |
new ThreadPoolExecutor(1, 2, |
740 |
< |
LONG_DELAY_MS, MILLISECONDS, |
843 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
844 |
|
new ArrayBlockingQueue<Runnable>(10), |
845 |
|
(ThreadFactory) null); |
846 |
|
shouldThrow(); |
852 |
|
*/ |
853 |
|
public void testConstructor11() { |
854 |
|
try { |
855 |
< |
new ThreadPoolExecutor(-1, 1, |
753 |
< |
LONG_DELAY_MS, MILLISECONDS, |
855 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
856 |
|
new ArrayBlockingQueue<Runnable>(10), |
857 |
|
new NoOpREHandler()); |
858 |
|
shouldThrow(); |
864 |
|
*/ |
865 |
|
public void testConstructor12() { |
866 |
|
try { |
867 |
< |
new ThreadPoolExecutor(1, -1, |
766 |
< |
LONG_DELAY_MS, MILLISECONDS, |
867 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
868 |
|
new ArrayBlockingQueue<Runnable>(10), |
869 |
|
new NoOpREHandler()); |
870 |
|
shouldThrow(); |
876 |
|
*/ |
877 |
|
public void testConstructor13() { |
878 |
|
try { |
879 |
< |
new ThreadPoolExecutor(1, 0, |
779 |
< |
LONG_DELAY_MS, MILLISECONDS, |
879 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
880 |
|
new ArrayBlockingQueue<Runnable>(10), |
881 |
|
new NoOpREHandler()); |
882 |
|
shouldThrow(); |
888 |
|
*/ |
889 |
|
public void testConstructor14() { |
890 |
|
try { |
891 |
< |
new ThreadPoolExecutor(1, 2, |
792 |
< |
-1L, MILLISECONDS, |
891 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
892 |
|
new ArrayBlockingQueue<Runnable>(10), |
893 |
|
new NoOpREHandler()); |
894 |
|
shouldThrow(); |
900 |
|
*/ |
901 |
|
public void testConstructor15() { |
902 |
|
try { |
903 |
< |
new ThreadPoolExecutor(2, 1, |
805 |
< |
LONG_DELAY_MS, MILLISECONDS, |
903 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
904 |
|
new ArrayBlockingQueue<Runnable>(10), |
905 |
|
new NoOpREHandler()); |
906 |
|
shouldThrow(); |
912 |
|
*/ |
913 |
|
public void testConstructorNullPointerException4() { |
914 |
|
try { |
915 |
< |
new ThreadPoolExecutor(1, 2, |
818 |
< |
LONG_DELAY_MS, MILLISECONDS, |
915 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
916 |
|
(BlockingQueue) null, |
917 |
|
new NoOpREHandler()); |
918 |
|
shouldThrow(); |
924 |
|
*/ |
925 |
|
public void testConstructorNullPointerException5() { |
926 |
|
try { |
927 |
< |
new ThreadPoolExecutor(1, 2, |
831 |
< |
LONG_DELAY_MS, MILLISECONDS, |
927 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
928 |
|
new ArrayBlockingQueue<Runnable>(10), |
929 |
|
(RejectedExecutionHandler) null); |
930 |
|
shouldThrow(); |
936 |
|
*/ |
937 |
|
public void testConstructor16() { |
938 |
|
try { |
939 |
< |
new ThreadPoolExecutor(-1, 1, |
844 |
< |
LONG_DELAY_MS, MILLISECONDS, |
939 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
940 |
|
new ArrayBlockingQueue<Runnable>(10), |
941 |
|
new SimpleThreadFactory(), |
942 |
|
new NoOpREHandler()); |
949 |
|
*/ |
950 |
|
public void testConstructor17() { |
951 |
|
try { |
952 |
< |
new ThreadPoolExecutor(1, -1, |
858 |
< |
LONG_DELAY_MS, MILLISECONDS, |
952 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
953 |
|
new ArrayBlockingQueue<Runnable>(10), |
954 |
|
new SimpleThreadFactory(), |
955 |
|
new NoOpREHandler()); |
962 |
|
*/ |
963 |
|
public void testConstructor18() { |
964 |
|
try { |
965 |
< |
new ThreadPoolExecutor(1, 0, |
872 |
< |
LONG_DELAY_MS, MILLISECONDS, |
965 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
966 |
|
new ArrayBlockingQueue<Runnable>(10), |
967 |
|
new SimpleThreadFactory(), |
968 |
|
new NoOpREHandler()); |
975 |
|
*/ |
976 |
|
public void testConstructor19() { |
977 |
|
try { |
978 |
< |
new ThreadPoolExecutor(1, 2, |
886 |
< |
-1L, MILLISECONDS, |
978 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
979 |
|
new ArrayBlockingQueue<Runnable>(10), |
980 |
|
new SimpleThreadFactory(), |
981 |
|
new NoOpREHandler()); |
988 |
|
*/ |
989 |
|
public void testConstructor20() { |
990 |
|
try { |
991 |
< |
new ThreadPoolExecutor(2, 1, |
900 |
< |
LONG_DELAY_MS, MILLISECONDS, |
991 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
992 |
|
new ArrayBlockingQueue<Runnable>(10), |
993 |
|
new SimpleThreadFactory(), |
994 |
|
new NoOpREHandler()); |
1001 |
|
*/ |
1002 |
|
public void testConstructorNullPointerException6() { |
1003 |
|
try { |
1004 |
< |
new ThreadPoolExecutor(1, 2, |
914 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1004 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1005 |
|
(BlockingQueue) null, |
1006 |
|
new SimpleThreadFactory(), |
1007 |
|
new NoOpREHandler()); |
1014 |
|
*/ |
1015 |
|
public void testConstructorNullPointerException7() { |
1016 |
|
try { |
1017 |
< |
new ThreadPoolExecutor(1, 2, |
928 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1017 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1018 |
|
new ArrayBlockingQueue<Runnable>(10), |
1019 |
|
new SimpleThreadFactory(), |
1020 |
|
(RejectedExecutionHandler) null); |
1027 |
|
*/ |
1028 |
|
public void testConstructorNullPointerException8() { |
1029 |
|
try { |
1030 |
< |
new ThreadPoolExecutor(1, 2, |
942 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1030 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1031 |
|
new ArrayBlockingQueue<Runnable>(10), |
1032 |
|
(ThreadFactory) null, |
1033 |
|
new NoOpREHandler()); |
1039 |
|
* get of submitted callable throws InterruptedException if interrupted |
1040 |
|
*/ |
1041 |
|
public void testInterruptedSubmit() throws InterruptedException { |
1042 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1043 |
|
final ThreadPoolExecutor p = |
1044 |
|
new ThreadPoolExecutor(1, 1, |
1045 |
< |
60, TimeUnit.SECONDS, |
1045 |
> |
60, SECONDS, |
1046 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1047 |
|
|
1048 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1049 |
< |
final CountDownLatch done = new CountDownLatch(1); |
961 |
< |
try { |
1048 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1049 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1050 |
|
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
1051 |
|
public void realRun() throws Exception { |
1052 |
|
Callable task = new CheckedCallable<Boolean>() { |
1053 |
|
public Boolean realCall() throws InterruptedException { |
1054 |
|
threadStarted.countDown(); |
1055 |
< |
done.await(); |
1055 |
> |
await(done); |
1056 |
|
return Boolean.TRUE; |
1057 |
|
}}; |
1058 |
|
p.submit(task).get(); |
1059 |
|
}}); |
1060 |
|
|
1061 |
< |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
1061 |
> |
await(threadStarted); |
1062 |
|
t.interrupt(); |
1063 |
< |
awaitTermination(t, MEDIUM_DELAY_MS); |
976 |
< |
} finally { |
977 |
< |
done.countDown(); |
978 |
< |
joinPool(p); |
1063 |
> |
awaitTermination(t); |
1064 |
|
} |
1065 |
|
} |
1066 |
|
|
1068 |
|
* execute throws RejectedExecutionException if saturated. |
1069 |
|
*/ |
1070 |
|
public void testSaturatedExecute() { |
1071 |
< |
ThreadPoolExecutor p = |
1071 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1072 |
> |
final ThreadPoolExecutor p = |
1073 |
|
new ThreadPoolExecutor(1, 1, |
1074 |
|
LONG_DELAY_MS, MILLISECONDS, |
1075 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1076 |
< |
final CountDownLatch done = new CountDownLatch(1); |
991 |
< |
try { |
1076 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1077 |
|
Runnable task = new CheckedRunnable() { |
1078 |
|
public void realRun() throws InterruptedException { |
1079 |
< |
done.await(); |
1079 |
> |
await(done); |
1080 |
|
}}; |
1081 |
|
for (int i = 0; i < 2; ++i) |
1082 |
|
p.execute(task); |
1087 |
|
} catch (RejectedExecutionException success) {} |
1088 |
|
assertTrue(p.getTaskCount() <= 2); |
1089 |
|
} |
1005 |
– |
} finally { |
1006 |
– |
done.countDown(); |
1007 |
– |
joinPool(p); |
1090 |
|
} |
1091 |
|
} |
1092 |
|
|
1094 |
|
* submit(runnable) throws RejectedExecutionException if saturated. |
1095 |
|
*/ |
1096 |
|
public void testSaturatedSubmitRunnable() { |
1097 |
< |
ThreadPoolExecutor p = |
1097 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1098 |
> |
final ThreadPoolExecutor p = |
1099 |
|
new ThreadPoolExecutor(1, 1, |
1100 |
|
LONG_DELAY_MS, MILLISECONDS, |
1101 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1102 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1020 |
< |
try { |
1102 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1103 |
|
Runnable task = new CheckedRunnable() { |
1104 |
|
public void realRun() throws InterruptedException { |
1105 |
< |
done.await(); |
1105 |
> |
await(done); |
1106 |
|
}}; |
1107 |
|
for (int i = 0; i < 2; ++i) |
1108 |
|
p.submit(task); |
1113 |
|
} catch (RejectedExecutionException success) {} |
1114 |
|
assertTrue(p.getTaskCount() <= 2); |
1115 |
|
} |
1034 |
– |
} finally { |
1035 |
– |
done.countDown(); |
1036 |
– |
joinPool(p); |
1116 |
|
} |
1117 |
|
} |
1118 |
|
|
1120 |
|
* submit(callable) throws RejectedExecutionException if saturated. |
1121 |
|
*/ |
1122 |
|
public void testSaturatedSubmitCallable() { |
1123 |
< |
ThreadPoolExecutor p = |
1123 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1124 |
> |
final ThreadPoolExecutor p = |
1125 |
|
new ThreadPoolExecutor(1, 1, |
1126 |
|
LONG_DELAY_MS, MILLISECONDS, |
1127 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1128 |
< |
final CountDownLatch done = new CountDownLatch(1); |
1049 |
< |
try { |
1128 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1129 |
|
Runnable task = new CheckedRunnable() { |
1130 |
|
public void realRun() throws InterruptedException { |
1131 |
< |
done.await(); |
1131 |
> |
await(done); |
1132 |
|
}}; |
1133 |
|
for (int i = 0; i < 2; ++i) |
1134 |
< |
p.submit(Executors.callable(task)); |
1134 |
> |
p.execute(task); |
1135 |
|
for (int i = 0; i < 2; ++i) { |
1136 |
|
try { |
1137 |
|
p.execute(task); |
1139 |
|
} catch (RejectedExecutionException success) {} |
1140 |
|
assertTrue(p.getTaskCount() <= 2); |
1141 |
|
} |
1063 |
– |
} finally { |
1064 |
– |
done.countDown(); |
1065 |
– |
joinPool(p); |
1142 |
|
} |
1143 |
|
} |
1144 |
|
|
1146 |
|
* executor using CallerRunsPolicy runs task if saturated. |
1147 |
|
*/ |
1148 |
|
public void testSaturatedExecute2() { |
1073 |
– |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1149 |
|
final ThreadPoolExecutor p = |
1150 |
|
new ThreadPoolExecutor(1, 1, |
1151 |
|
LONG_DELAY_MS, |
1152 |
|
MILLISECONDS, |
1153 |
|
new ArrayBlockingQueue<Runnable>(1), |
1154 |
< |
h); |
1155 |
< |
try { |
1154 |
> |
new CallerRunsPolicy()); |
1155 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1156 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1157 |
> |
Runnable blocker = new CheckedRunnable() { |
1158 |
> |
public void realRun() throws InterruptedException { |
1159 |
> |
await(done); |
1160 |
> |
}}; |
1161 |
> |
p.execute(blocker); |
1162 |
|
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1163 |
< |
for (int i = 0; i < tasks.length; ++i) |
1163 |
> |
for (int i = 0; i < tasks.length; i++) |
1164 |
|
tasks[i] = new TrackedNoOpRunnable(); |
1165 |
< |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
1085 |
< |
p.execute(mr); |
1086 |
< |
for (int i = 0; i < tasks.length; ++i) |
1165 |
> |
for (int i = 0; i < tasks.length; i++) |
1166 |
|
p.execute(tasks[i]); |
1167 |
< |
for (int i = 1; i < tasks.length; ++i) |
1167 |
> |
for (int i = 1; i < tasks.length; i++) |
1168 |
|
assertTrue(tasks[i].done); |
1169 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1170 |
< |
} finally { |
1092 |
< |
joinPool(p); |
1169 |
> |
assertFalse(tasks[0].done); // waiting in queue |
1170 |
> |
done.countDown(); |
1171 |
|
} |
1172 |
|
} |
1173 |
|
|
1175 |
|
* executor using DiscardPolicy drops task if saturated. |
1176 |
|
*/ |
1177 |
|
public void testSaturatedExecute3() { |
1178 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1178 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1179 |
> |
final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1180 |
> |
for (int i = 0; i < tasks.length; ++i) |
1181 |
> |
tasks[i] = new TrackedNoOpRunnable(); |
1182 |
|
final ThreadPoolExecutor p = |
1183 |
|
new ThreadPoolExecutor(1, 1, |
1184 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1185 |
< |
new ArrayBlockingQueue<Runnable>(1), |
1186 |
< |
h); |
1187 |
< |
try { |
1188 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1189 |
< |
for (int i = 0; i < tasks.length; ++i) |
1109 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1110 |
< |
p.execute(new TrackedLongRunnable()); |
1184 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1185 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1186 |
> |
new DiscardPolicy()); |
1187 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1188 |
> |
p.execute(awaiter(done)); |
1189 |
> |
|
1190 |
|
for (TrackedNoOpRunnable task : tasks) |
1191 |
|
p.execute(task); |
1192 |
< |
for (TrackedNoOpRunnable task : tasks) |
1193 |
< |
assertFalse(task.done); |
1115 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1116 |
< |
} finally { |
1117 |
< |
joinPool(p); |
1192 |
> |
for (int i = 1; i < tasks.length; i++) |
1193 |
> |
assertFalse(tasks[i].done); |
1194 |
|
} |
1195 |
+ |
for (int i = 1; i < tasks.length; i++) |
1196 |
+ |
assertFalse(tasks[i].done); |
1197 |
+ |
assertTrue(tasks[0].done); // was waiting in queue |
1198 |
|
} |
1199 |
|
|
1200 |
|
/** |
1201 |
|
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1202 |
|
*/ |
1203 |
|
public void testSaturatedExecute4() { |
1204 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1204 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1205 |
> |
LatchAwaiter r1 = awaiter(done); |
1206 |
> |
LatchAwaiter r2 = awaiter(done); |
1207 |
> |
LatchAwaiter r3 = awaiter(done); |
1208 |
|
final ThreadPoolExecutor p = |
1209 |
|
new ThreadPoolExecutor(1, 1, |
1210 |
|
LONG_DELAY_MS, MILLISECONDS, |
1211 |
|
new ArrayBlockingQueue<Runnable>(1), |
1212 |
< |
h); |
1213 |
< |
try { |
1214 |
< |
p.execute(new TrackedLongRunnable()); |
1215 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
1212 |
> |
new DiscardOldestPolicy()); |
1213 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1214 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
1215 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
1216 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
1217 |
> |
p.execute(r1); |
1218 |
|
p.execute(r2); |
1219 |
|
assertTrue(p.getQueue().contains(r2)); |
1136 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
1220 |
|
p.execute(r3); |
1221 |
|
assertFalse(p.getQueue().contains(r2)); |
1222 |
|
assertTrue(p.getQueue().contains(r3)); |
1140 |
– |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1141 |
– |
} finally { |
1142 |
– |
joinPool(p); |
1223 |
|
} |
1224 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
1225 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
1226 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
1227 |
|
} |
1228 |
|
|
1229 |
|
/** |
1230 |
|
* execute throws RejectedExecutionException if shutdown |
1231 |
|
*/ |
1232 |
|
public void testRejectedExecutionExceptionOnShutdown() { |
1233 |
< |
ThreadPoolExecutor p = |
1233 |
> |
final ThreadPoolExecutor p = |
1234 |
|
new ThreadPoolExecutor(1, 1, |
1235 |
|
LONG_DELAY_MS, MILLISECONDS, |
1236 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1237 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1238 |
< |
try { |
1239 |
< |
p.execute(new NoOpRunnable()); |
1240 |
< |
shouldThrow(); |
1241 |
< |
} catch (RejectedExecutionException success) {} |
1242 |
< |
|
1243 |
< |
joinPool(p); |
1238 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1239 |
> |
try { |
1240 |
> |
p.execute(new NoOpRunnable()); |
1241 |
> |
shouldThrow(); |
1242 |
> |
} catch (RejectedExecutionException success) {} |
1243 |
> |
} |
1244 |
|
} |
1245 |
|
|
1246 |
|
/** |
1247 |
|
* execute using CallerRunsPolicy drops task on shutdown |
1248 |
|
*/ |
1249 |
|
public void testCallerRunsOnShutdown() { |
1250 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1250 |
> |
RejectedExecutionHandler h = new CallerRunsPolicy(); |
1251 |
|
final ThreadPoolExecutor p = |
1252 |
|
new ThreadPoolExecutor(1, 1, |
1253 |
|
LONG_DELAY_MS, MILLISECONDS, |
1254 |
|
new ArrayBlockingQueue<Runnable>(1), h); |
1255 |
|
|
1256 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1257 |
< |
try { |
1257 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1258 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1259 |
|
p.execute(r); |
1260 |
|
assertFalse(r.done); |
1178 |
– |
} finally { |
1179 |
– |
joinPool(p); |
1261 |
|
} |
1262 |
|
} |
1263 |
|
|
1265 |
|
* execute using DiscardPolicy drops task on shutdown |
1266 |
|
*/ |
1267 |
|
public void testDiscardOnShutdown() { |
1268 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1188 |
< |
ThreadPoolExecutor p = |
1268 |
> |
final ThreadPoolExecutor p = |
1269 |
|
new ThreadPoolExecutor(1, 1, |
1270 |
|
LONG_DELAY_MS, MILLISECONDS, |
1271 |
|
new ArrayBlockingQueue<Runnable>(1), |
1272 |
< |
h); |
1272 |
> |
new DiscardPolicy()); |
1273 |
|
|
1274 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1275 |
< |
try { |
1275 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1276 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1277 |
|
p.execute(r); |
1278 |
|
assertFalse(r.done); |
1199 |
– |
} finally { |
1200 |
– |
joinPool(p); |
1279 |
|
} |
1280 |
|
} |
1281 |
|
|
1283 |
|
* execute using DiscardOldestPolicy drops task on shutdown |
1284 |
|
*/ |
1285 |
|
public void testDiscardOldestOnShutdown() { |
1286 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1209 |
< |
ThreadPoolExecutor p = |
1286 |
> |
final ThreadPoolExecutor p = |
1287 |
|
new ThreadPoolExecutor(1, 1, |
1288 |
|
LONG_DELAY_MS, MILLISECONDS, |
1289 |
|
new ArrayBlockingQueue<Runnable>(1), |
1290 |
< |
h); |
1290 |
> |
new DiscardOldestPolicy()); |
1291 |
|
|
1292 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1293 |
< |
try { |
1293 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1294 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1295 |
|
p.execute(r); |
1296 |
|
assertFalse(r.done); |
1220 |
– |
} finally { |
1221 |
– |
joinPool(p); |
1297 |
|
} |
1298 |
|
} |
1299 |
|
|
1301 |
|
* execute(null) throws NPE |
1302 |
|
*/ |
1303 |
|
public void testExecuteNull() { |
1304 |
< |
ThreadPoolExecutor p = |
1304 |
> |
final ThreadPoolExecutor p = |
1305 |
|
new ThreadPoolExecutor(1, 2, |
1306 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1306 |
> |
1L, SECONDS, |
1307 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1308 |
< |
try { |
1309 |
< |
p.execute(null); |
1310 |
< |
shouldThrow(); |
1311 |
< |
} catch (NullPointerException success) {} |
1312 |
< |
|
1313 |
< |
joinPool(p); |
1308 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1309 |
> |
try { |
1310 |
> |
p.execute(null); |
1311 |
> |
shouldThrow(); |
1312 |
> |
} catch (NullPointerException success) {} |
1313 |
> |
} |
1314 |
|
} |
1315 |
|
|
1316 |
|
/** |
1317 |
|
* setCorePoolSize of negative value throws IllegalArgumentException |
1318 |
|
*/ |
1319 |
|
public void testCorePoolSizeIllegalArgumentException() { |
1320 |
< |
ThreadPoolExecutor p = |
1320 |
> |
final ThreadPoolExecutor p = |
1321 |
|
new ThreadPoolExecutor(1, 2, |
1322 |
|
LONG_DELAY_MS, MILLISECONDS, |
1323 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1324 |
< |
try { |
1325 |
< |
p.setCorePoolSize(-1); |
1326 |
< |
shouldThrow(); |
1327 |
< |
} catch (IllegalArgumentException success) { |
1328 |
< |
} finally { |
1254 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1324 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1325 |
> |
try { |
1326 |
> |
p.setCorePoolSize(-1); |
1327 |
> |
shouldThrow(); |
1328 |
> |
} catch (IllegalArgumentException success) {} |
1329 |
|
} |
1256 |
– |
joinPool(p); |
1330 |
|
} |
1331 |
|
|
1332 |
|
/** |
1334 |
|
* given a value less the core pool size |
1335 |
|
*/ |
1336 |
|
public void testMaximumPoolSizeIllegalArgumentException() { |
1337 |
< |
ThreadPoolExecutor p = |
1337 |
> |
final ThreadPoolExecutor p = |
1338 |
|
new ThreadPoolExecutor(2, 3, |
1339 |
|
LONG_DELAY_MS, MILLISECONDS, |
1340 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1341 |
< |
try { |
1342 |
< |
p.setMaximumPoolSize(1); |
1343 |
< |
shouldThrow(); |
1344 |
< |
} catch (IllegalArgumentException success) { |
1345 |
< |
} finally { |
1273 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1341 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1342 |
> |
try { |
1343 |
> |
p.setMaximumPoolSize(1); |
1344 |
> |
shouldThrow(); |
1345 |
> |
} catch (IllegalArgumentException success) {} |
1346 |
|
} |
1275 |
– |
joinPool(p); |
1347 |
|
} |
1348 |
|
|
1349 |
|
/** |
1351 |
|
* if given a negative value |
1352 |
|
*/ |
1353 |
|
public void testMaximumPoolSizeIllegalArgumentException2() { |
1354 |
< |
ThreadPoolExecutor p = |
1354 |
> |
final ThreadPoolExecutor p = |
1355 |
|
new ThreadPoolExecutor(2, 3, |
1356 |
|
LONG_DELAY_MS, MILLISECONDS, |
1357 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1358 |
< |
try { |
1359 |
< |
p.setMaximumPoolSize(-1); |
1360 |
< |
shouldThrow(); |
1361 |
< |
} catch (IllegalArgumentException success) { |
1362 |
< |
} finally { |
1363 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1358 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1359 |
> |
try { |
1360 |
> |
p.setMaximumPoolSize(-1); |
1361 |
> |
shouldThrow(); |
1362 |
> |
} catch (IllegalArgumentException success) {} |
1363 |
> |
} |
1364 |
> |
} |
1365 |
> |
|
1366 |
> |
/** |
1367 |
> |
* Configuration changes that allow core pool size greater than |
1368 |
> |
* max pool size result in IllegalArgumentException. |
1369 |
> |
*/ |
1370 |
> |
public void testPoolSizeInvariants() { |
1371 |
> |
final ThreadPoolExecutor p = |
1372 |
> |
new ThreadPoolExecutor(1, 1, |
1373 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1374 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1375 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1376 |
> |
for (int s = 1; s < 5; s++) { |
1377 |
> |
p.setMaximumPoolSize(s); |
1378 |
> |
p.setCorePoolSize(s); |
1379 |
> |
try { |
1380 |
> |
p.setMaximumPoolSize(s - 1); |
1381 |
> |
shouldThrow(); |
1382 |
> |
} catch (IllegalArgumentException success) {} |
1383 |
> |
assertEquals(s, p.getCorePoolSize()); |
1384 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1385 |
> |
try { |
1386 |
> |
p.setCorePoolSize(s + 1); |
1387 |
> |
shouldThrow(); |
1388 |
> |
} catch (IllegalArgumentException success) {} |
1389 |
> |
assertEquals(s, p.getCorePoolSize()); |
1390 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1391 |
> |
} |
1392 |
|
} |
1294 |
– |
joinPool(p); |
1393 |
|
} |
1394 |
|
|
1395 |
|
/** |
1397 |
|
* when given a negative value |
1398 |
|
*/ |
1399 |
|
public void testKeepAliveTimeIllegalArgumentException() { |
1400 |
< |
ThreadPoolExecutor p = |
1400 |
> |
final ThreadPoolExecutor p = |
1401 |
|
new ThreadPoolExecutor(2, 3, |
1402 |
|
LONG_DELAY_MS, MILLISECONDS, |
1403 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1404 |
< |
try { |
1405 |
< |
p.setKeepAliveTime(-1,MILLISECONDS); |
1406 |
< |
shouldThrow(); |
1407 |
< |
} catch (IllegalArgumentException success) { |
1408 |
< |
} finally { |
1311 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1404 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1405 |
> |
try { |
1406 |
> |
p.setKeepAliveTime(-1, MILLISECONDS); |
1407 |
> |
shouldThrow(); |
1408 |
> |
} catch (IllegalArgumentException success) {} |
1409 |
|
} |
1313 |
– |
joinPool(p); |
1410 |
|
} |
1411 |
|
|
1412 |
|
/** |
1414 |
|
*/ |
1415 |
|
public void testTerminated() { |
1416 |
|
ExtendedTPE p = new ExtendedTPE(); |
1417 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1418 |
< |
assertTrue(p.terminatedCalled); |
1419 |
< |
joinPool(p); |
1417 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1418 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1419 |
> |
assertTrue(p.terminatedCalled()); |
1420 |
> |
assertTrue(p.isShutdown()); |
1421 |
> |
} |
1422 |
|
} |
1423 |
|
|
1424 |
|
/** |
1426 |
|
*/ |
1427 |
|
public void testBeforeAfter() throws InterruptedException { |
1428 |
|
ExtendedTPE p = new ExtendedTPE(); |
1429 |
< |
try { |
1430 |
< |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1431 |
< |
p.execute(r); |
1432 |
< |
delay(SHORT_DELAY_MS); |
1433 |
< |
assertTrue(r.done); |
1434 |
< |
assertTrue(p.beforeCalled); |
1435 |
< |
assertTrue(p.afterCalled); |
1436 |
< |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1437 |
< |
} finally { |
1438 |
< |
joinPool(p); |
1429 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1430 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1431 |
> |
p.execute(new CheckedRunnable() { |
1432 |
> |
public void realRun() { |
1433 |
> |
done.countDown(); |
1434 |
> |
}}); |
1435 |
> |
await(p.afterCalled); |
1436 |
> |
assertEquals(0, done.getCount()); |
1437 |
> |
assertTrue(p.afterCalled()); |
1438 |
> |
assertTrue(p.beforeCalled()); |
1439 |
|
} |
1440 |
|
} |
1441 |
|
|
1443 |
|
* completed submit of callable returns result |
1444 |
|
*/ |
1445 |
|
public void testSubmitCallable() throws Exception { |
1446 |
< |
ExecutorService e = |
1446 |
> |
final ExecutorService e = |
1447 |
|
new ThreadPoolExecutor(2, 2, |
1448 |
|
LONG_DELAY_MS, MILLISECONDS, |
1449 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1450 |
< |
try { |
1450 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1451 |
|
Future<String> future = e.submit(new StringTask()); |
1452 |
|
String result = future.get(); |
1453 |
|
assertSame(TEST_STRING, result); |
1356 |
– |
} finally { |
1357 |
– |
joinPool(e); |
1454 |
|
} |
1455 |
|
} |
1456 |
|
|
1458 |
|
* completed submit of runnable returns successfully |
1459 |
|
*/ |
1460 |
|
public void testSubmitRunnable() throws Exception { |
1461 |
< |
ExecutorService e = |
1461 |
> |
final ExecutorService e = |
1462 |
|
new ThreadPoolExecutor(2, 2, |
1463 |
|
LONG_DELAY_MS, MILLISECONDS, |
1464 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1465 |
< |
try { |
1465 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1466 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
1467 |
|
future.get(); |
1468 |
|
assertTrue(future.isDone()); |
1373 |
– |
} finally { |
1374 |
– |
joinPool(e); |
1469 |
|
} |
1470 |
|
} |
1471 |
|
|
1473 |
|
* completed submit of (runnable, result) returns result |
1474 |
|
*/ |
1475 |
|
public void testSubmitRunnable2() throws Exception { |
1476 |
< |
ExecutorService e = |
1476 |
> |
final ExecutorService e = |
1477 |
|
new ThreadPoolExecutor(2, 2, |
1478 |
|
LONG_DELAY_MS, MILLISECONDS, |
1479 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1480 |
< |
try { |
1480 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1481 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1482 |
|
String result = future.get(); |
1483 |
|
assertSame(TEST_STRING, result); |
1390 |
– |
} finally { |
1391 |
– |
joinPool(e); |
1484 |
|
} |
1485 |
|
} |
1486 |
|
|
1488 |
|
* invokeAny(null) throws NPE |
1489 |
|
*/ |
1490 |
|
public void testInvokeAny1() throws Exception { |
1491 |
< |
ExecutorService e = |
1491 |
> |
final ExecutorService e = |
1492 |
|
new ThreadPoolExecutor(2, 2, |
1493 |
|
LONG_DELAY_MS, MILLISECONDS, |
1494 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1495 |
< |
try { |
1496 |
< |
e.invokeAny(null); |
1497 |
< |
shouldThrow(); |
1498 |
< |
} catch (NullPointerException success) { |
1499 |
< |
} finally { |
1408 |
< |
joinPool(e); |
1495 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1496 |
> |
try { |
1497 |
> |
e.invokeAny(null); |
1498 |
> |
shouldThrow(); |
1499 |
> |
} catch (NullPointerException success) {} |
1500 |
|
} |
1501 |
|
} |
1502 |
|
|
1503 |
|
/** |
1504 |
< |
* invokeAny(empty collection) throws IAE |
1504 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
1505 |
|
*/ |
1506 |
|
public void testInvokeAny2() throws Exception { |
1507 |
< |
ExecutorService e = |
1507 |
> |
final ExecutorService e = |
1508 |
|
new ThreadPoolExecutor(2, 2, |
1509 |
|
LONG_DELAY_MS, MILLISECONDS, |
1510 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1511 |
< |
try { |
1512 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
1513 |
< |
shouldThrow(); |
1514 |
< |
} catch (IllegalArgumentException success) { |
1515 |
< |
} finally { |
1425 |
< |
joinPool(e); |
1511 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1512 |
> |
try { |
1513 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
1514 |
> |
shouldThrow(); |
1515 |
> |
} catch (IllegalArgumentException success) {} |
1516 |
|
} |
1517 |
|
} |
1518 |
|
|
1525 |
|
new ThreadPoolExecutor(2, 2, |
1526 |
|
LONG_DELAY_MS, MILLISECONDS, |
1527 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1528 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1529 |
< |
l.add(latchAwaitingStringTask(latch)); |
1530 |
< |
l.add(null); |
1531 |
< |
try { |
1532 |
< |
e.invokeAny(l); |
1533 |
< |
shouldThrow(); |
1534 |
< |
} catch (NullPointerException success) { |
1535 |
< |
} finally { |
1528 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1529 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1530 |
> |
l.add(latchAwaitingStringTask(latch)); |
1531 |
> |
l.add(null); |
1532 |
> |
try { |
1533 |
> |
e.invokeAny(l); |
1534 |
> |
shouldThrow(); |
1535 |
> |
} catch (NullPointerException success) {} |
1536 |
|
latch.countDown(); |
1447 |
– |
joinPool(e); |
1537 |
|
} |
1538 |
|
} |
1539 |
|
|
1541 |
|
* invokeAny(c) throws ExecutionException if no task completes |
1542 |
|
*/ |
1543 |
|
public void testInvokeAny4() throws Exception { |
1544 |
< |
ExecutorService e = |
1544 |
> |
final ExecutorService e = |
1545 |
|
new ThreadPoolExecutor(2, 2, |
1546 |
|
LONG_DELAY_MS, MILLISECONDS, |
1547 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1548 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1549 |
< |
l.add(new NPETask()); |
1550 |
< |
try { |
1551 |
< |
e.invokeAny(l); |
1552 |
< |
shouldThrow(); |
1553 |
< |
} catch (ExecutionException success) { |
1554 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1555 |
< |
} finally { |
1556 |
< |
joinPool(e); |
1548 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1549 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1550 |
> |
l.add(new NPETask()); |
1551 |
> |
try { |
1552 |
> |
e.invokeAny(l); |
1553 |
> |
shouldThrow(); |
1554 |
> |
} catch (ExecutionException success) { |
1555 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1556 |
> |
} |
1557 |
|
} |
1558 |
|
} |
1559 |
|
|
1561 |
|
* invokeAny(c) returns result of some task |
1562 |
|
*/ |
1563 |
|
public void testInvokeAny5() throws Exception { |
1564 |
< |
ExecutorService e = |
1564 |
> |
final ExecutorService e = |
1565 |
|
new ThreadPoolExecutor(2, 2, |
1566 |
|
LONG_DELAY_MS, MILLISECONDS, |
1567 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1568 |
< |
try { |
1569 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1568 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1569 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1570 |
|
l.add(new StringTask()); |
1571 |
|
l.add(new StringTask()); |
1572 |
|
String result = e.invokeAny(l); |
1573 |
|
assertSame(TEST_STRING, result); |
1485 |
– |
} finally { |
1486 |
– |
joinPool(e); |
1574 |
|
} |
1575 |
|
} |
1576 |
|
|
1578 |
|
* invokeAll(null) throws NPE |
1579 |
|
*/ |
1580 |
|
public void testInvokeAll1() throws Exception { |
1581 |
< |
ExecutorService e = |
1581 |
> |
final ExecutorService e = |
1582 |
|
new ThreadPoolExecutor(2, 2, |
1583 |
|
LONG_DELAY_MS, MILLISECONDS, |
1584 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1585 |
< |
try { |
1586 |
< |
e.invokeAll(null); |
1587 |
< |
shouldThrow(); |
1588 |
< |
} catch (NullPointerException success) { |
1589 |
< |
} finally { |
1503 |
< |
joinPool(e); |
1585 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1586 |
> |
try { |
1587 |
> |
e.invokeAll(null); |
1588 |
> |
shouldThrow(); |
1589 |
> |
} catch (NullPointerException success) {} |
1590 |
|
} |
1591 |
|
} |
1592 |
|
|
1593 |
|
/** |
1594 |
< |
* invokeAll(empty collection) returns empty collection |
1594 |
> |
* invokeAll(empty collection) returns empty list |
1595 |
|
*/ |
1596 |
|
public void testInvokeAll2() throws InterruptedException { |
1597 |
< |
ExecutorService e = |
1597 |
> |
final ExecutorService e = |
1598 |
|
new ThreadPoolExecutor(2, 2, |
1599 |
|
LONG_DELAY_MS, MILLISECONDS, |
1600 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1601 |
< |
try { |
1602 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1601 |
> |
final Collection<Callable<String>> emptyCollection |
1602 |
> |
= Collections.emptyList(); |
1603 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1604 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
1605 |
|
assertTrue(r.isEmpty()); |
1518 |
– |
} finally { |
1519 |
– |
joinPool(e); |
1606 |
|
} |
1607 |
|
} |
1608 |
|
|
1610 |
|
* invokeAll(c) throws NPE if c has null elements |
1611 |
|
*/ |
1612 |
|
public void testInvokeAll3() throws Exception { |
1613 |
< |
ExecutorService e = |
1613 |
> |
final ExecutorService e = |
1614 |
|
new ThreadPoolExecutor(2, 2, |
1615 |
|
LONG_DELAY_MS, MILLISECONDS, |
1616 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1617 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1618 |
< |
l.add(new StringTask()); |
1619 |
< |
l.add(null); |
1620 |
< |
try { |
1621 |
< |
e.invokeAll(l); |
1622 |
< |
shouldThrow(); |
1623 |
< |
} catch (NullPointerException success) { |
1624 |
< |
} finally { |
1539 |
< |
joinPool(e); |
1617 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1618 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1619 |
> |
l.add(new StringTask()); |
1620 |
> |
l.add(null); |
1621 |
> |
try { |
1622 |
> |
e.invokeAll(l); |
1623 |
> |
shouldThrow(); |
1624 |
> |
} catch (NullPointerException success) {} |
1625 |
|
} |
1626 |
|
} |
1627 |
|
|
1629 |
|
* get of element of invokeAll(c) throws exception on failed task |
1630 |
|
*/ |
1631 |
|
public void testInvokeAll4() throws Exception { |
1632 |
< |
ExecutorService e = |
1632 |
> |
final ExecutorService e = |
1633 |
|
new ThreadPoolExecutor(2, 2, |
1634 |
|
LONG_DELAY_MS, MILLISECONDS, |
1635 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1636 |
< |
try { |
1637 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1636 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1637 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1638 |
|
l.add(new NPETask()); |
1639 |
|
List<Future<String>> futures = e.invokeAll(l); |
1640 |
|
assertEquals(1, futures.size()); |
1644 |
|
} catch (ExecutionException success) { |
1645 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
1646 |
|
} |
1562 |
– |
} finally { |
1563 |
– |
joinPool(e); |
1647 |
|
} |
1648 |
|
} |
1649 |
|
|
1651 |
|
* invokeAll(c) returns results of all completed tasks |
1652 |
|
*/ |
1653 |
|
public void testInvokeAll5() throws Exception { |
1654 |
< |
ExecutorService e = |
1654 |
> |
final ExecutorService e = |
1655 |
|
new ThreadPoolExecutor(2, 2, |
1656 |
|
LONG_DELAY_MS, MILLISECONDS, |
1657 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1658 |
< |
try { |
1659 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1658 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1659 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1660 |
|
l.add(new StringTask()); |
1661 |
|
l.add(new StringTask()); |
1662 |
|
List<Future<String>> futures = e.invokeAll(l); |
1663 |
|
assertEquals(2, futures.size()); |
1664 |
|
for (Future<String> future : futures) |
1665 |
|
assertSame(TEST_STRING, future.get()); |
1583 |
– |
} finally { |
1584 |
– |
joinPool(e); |
1666 |
|
} |
1667 |
|
} |
1668 |
|
|
1670 |
|
* timed invokeAny(null) throws NPE |
1671 |
|
*/ |
1672 |
|
public void testTimedInvokeAny1() throws Exception { |
1673 |
< |
ExecutorService e = |
1673 |
> |
final ExecutorService e = |
1674 |
|
new ThreadPoolExecutor(2, 2, |
1675 |
|
LONG_DELAY_MS, MILLISECONDS, |
1676 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1677 |
< |
try { |
1678 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1679 |
< |
shouldThrow(); |
1680 |
< |
} catch (NullPointerException success) { |
1681 |
< |
} finally { |
1601 |
< |
joinPool(e); |
1677 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1678 |
> |
try { |
1679 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
1680 |
> |
shouldThrow(); |
1681 |
> |
} catch (NullPointerException success) {} |
1682 |
|
} |
1683 |
|
} |
1684 |
|
|
1686 |
|
* timed invokeAny(,,null) throws NPE |
1687 |
|
*/ |
1688 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1689 |
< |
ExecutorService e = |
1689 |
> |
final ExecutorService e = |
1690 |
|
new ThreadPoolExecutor(2, 2, |
1691 |
|
LONG_DELAY_MS, MILLISECONDS, |
1692 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1693 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1694 |
< |
l.add(new StringTask()); |
1695 |
< |
try { |
1696 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1697 |
< |
shouldThrow(); |
1698 |
< |
} catch (NullPointerException success) { |
1699 |
< |
} finally { |
1620 |
< |
joinPool(e); |
1693 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1694 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1695 |
> |
l.add(new StringTask()); |
1696 |
> |
try { |
1697 |
> |
e.invokeAny(l, randomTimeout(), null); |
1698 |
> |
shouldThrow(); |
1699 |
> |
} catch (NullPointerException success) {} |
1700 |
|
} |
1701 |
|
} |
1702 |
|
|
1703 |
|
/** |
1704 |
< |
* timed invokeAny(empty collection) throws IAE |
1704 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
1705 |
|
*/ |
1706 |
|
public void testTimedInvokeAny2() throws Exception { |
1707 |
< |
ExecutorService e = |
1707 |
> |
final ExecutorService e = |
1708 |
|
new ThreadPoolExecutor(2, 2, |
1709 |
|
LONG_DELAY_MS, MILLISECONDS, |
1710 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1711 |
< |
try { |
1712 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1713 |
< |
shouldThrow(); |
1714 |
< |
} catch (IllegalArgumentException success) { |
1715 |
< |
} finally { |
1716 |
< |
joinPool(e); |
1711 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1712 |
> |
try { |
1713 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
1714 |
> |
randomTimeout(), randomTimeUnit()); |
1715 |
> |
shouldThrow(); |
1716 |
> |
} catch (IllegalArgumentException success) {} |
1717 |
|
} |
1718 |
|
} |
1719 |
|
|
1720 |
|
/** |
1721 |
< |
* timed invokeAny(c) throws NPE if c has null elements |
1721 |
> |
* timed invokeAny(c) throws NullPointerException if c has null elements |
1722 |
|
*/ |
1723 |
|
public void testTimedInvokeAny3() throws Exception { |
1724 |
|
final CountDownLatch latch = new CountDownLatch(1); |
1726 |
|
new ThreadPoolExecutor(2, 2, |
1727 |
|
LONG_DELAY_MS, MILLISECONDS, |
1728 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1729 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1730 |
< |
l.add(latchAwaitingStringTask(latch)); |
1731 |
< |
l.add(null); |
1732 |
< |
try { |
1733 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1734 |
< |
shouldThrow(); |
1735 |
< |
} catch (NullPointerException success) { |
1736 |
< |
} finally { |
1729 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1730 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1731 |
> |
l.add(latchAwaitingStringTask(latch)); |
1732 |
> |
l.add(null); |
1733 |
> |
try { |
1734 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
1735 |
> |
shouldThrow(); |
1736 |
> |
} catch (NullPointerException success) {} |
1737 |
|
latch.countDown(); |
1659 |
– |
joinPool(e); |
1738 |
|
} |
1739 |
|
} |
1740 |
|
|
1742 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1743 |
|
*/ |
1744 |
|
public void testTimedInvokeAny4() throws Exception { |
1745 |
< |
ExecutorService e = |
1745 |
> |
final ExecutorService e = |
1746 |
|
new ThreadPoolExecutor(2, 2, |
1747 |
|
LONG_DELAY_MS, MILLISECONDS, |
1748 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1749 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1750 |
< |
l.add(new NPETask()); |
1751 |
< |
try { |
1752 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1753 |
< |
shouldThrow(); |
1754 |
< |
} catch (ExecutionException success) { |
1755 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1756 |
< |
} finally { |
1757 |
< |
joinPool(e); |
1749 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1750 |
> |
long startTime = System.nanoTime(); |
1751 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1752 |
> |
l.add(new NPETask()); |
1753 |
> |
try { |
1754 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1755 |
> |
shouldThrow(); |
1756 |
> |
} catch (ExecutionException success) { |
1757 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1758 |
> |
} |
1759 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1760 |
|
} |
1761 |
|
} |
1762 |
|
|
1764 |
|
* timed invokeAny(c) returns result of some task |
1765 |
|
*/ |
1766 |
|
public void testTimedInvokeAny5() throws Exception { |
1767 |
< |
ExecutorService e = |
1767 |
> |
final ExecutorService e = |
1768 |
|
new ThreadPoolExecutor(2, 2, |
1769 |
|
LONG_DELAY_MS, MILLISECONDS, |
1770 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1771 |
< |
try { |
1772 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1771 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1772 |
> |
long startTime = System.nanoTime(); |
1773 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1774 |
|
l.add(new StringTask()); |
1775 |
|
l.add(new StringTask()); |
1776 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1776 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1777 |
|
assertSame(TEST_STRING, result); |
1778 |
< |
} finally { |
1698 |
< |
joinPool(e); |
1778 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1779 |
|
} |
1780 |
|
} |
1781 |
|
|
1783 |
|
* timed invokeAll(null) throws NPE |
1784 |
|
*/ |
1785 |
|
public void testTimedInvokeAll1() throws Exception { |
1786 |
< |
ExecutorService e = |
1786 |
> |
final ExecutorService e = |
1787 |
|
new ThreadPoolExecutor(2, 2, |
1788 |
|
LONG_DELAY_MS, MILLISECONDS, |
1789 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1790 |
< |
try { |
1791 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1792 |
< |
shouldThrow(); |
1793 |
< |
} catch (NullPointerException success) { |
1794 |
< |
} finally { |
1715 |
< |
joinPool(e); |
1790 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1791 |
> |
try { |
1792 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
1793 |
> |
shouldThrow(); |
1794 |
> |
} catch (NullPointerException success) {} |
1795 |
|
} |
1796 |
|
} |
1797 |
|
|
1799 |
|
* timed invokeAll(,,null) throws NPE |
1800 |
|
*/ |
1801 |
|
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1802 |
< |
ExecutorService e = |
1802 |
> |
final ExecutorService e = |
1803 |
|
new ThreadPoolExecutor(2, 2, |
1804 |
|
LONG_DELAY_MS, MILLISECONDS, |
1805 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1806 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1807 |
< |
l.add(new StringTask()); |
1808 |
< |
try { |
1809 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1810 |
< |
shouldThrow(); |
1811 |
< |
} catch (NullPointerException success) { |
1812 |
< |
} finally { |
1734 |
< |
joinPool(e); |
1806 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1807 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1808 |
> |
l.add(new StringTask()); |
1809 |
> |
try { |
1810 |
> |
e.invokeAll(l, randomTimeout(), null); |
1811 |
> |
shouldThrow(); |
1812 |
> |
} catch (NullPointerException success) {} |
1813 |
|
} |
1814 |
|
} |
1815 |
|
|
1816 |
|
/** |
1817 |
< |
* timed invokeAll(empty collection) returns empty collection |
1817 |
> |
* timed invokeAll(empty collection) returns empty list |
1818 |
|
*/ |
1819 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
1820 |
< |
ExecutorService e = |
1820 |
> |
final ExecutorService e = |
1821 |
|
new ThreadPoolExecutor(2, 2, |
1822 |
|
LONG_DELAY_MS, MILLISECONDS, |
1823 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1824 |
< |
try { |
1825 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1824 |
> |
final Collection<Callable<String>> emptyCollection |
1825 |
> |
= Collections.emptyList(); |
1826 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1827 |
> |
List<Future<String>> r = |
1828 |
> |
e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit()); |
1829 |
|
assertTrue(r.isEmpty()); |
1749 |
– |
} finally { |
1750 |
– |
joinPool(e); |
1830 |
|
} |
1831 |
|
} |
1832 |
|
|
1834 |
|
* timed invokeAll(c) throws NPE if c has null elements |
1835 |
|
*/ |
1836 |
|
public void testTimedInvokeAll3() throws Exception { |
1837 |
< |
ExecutorService e = |
1837 |
> |
final ExecutorService e = |
1838 |
|
new ThreadPoolExecutor(2, 2, |
1839 |
|
LONG_DELAY_MS, MILLISECONDS, |
1840 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1841 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1842 |
< |
l.add(new StringTask()); |
1843 |
< |
l.add(null); |
1844 |
< |
try { |
1845 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1846 |
< |
shouldThrow(); |
1847 |
< |
} catch (NullPointerException success) { |
1848 |
< |
} finally { |
1770 |
< |
joinPool(e); |
1841 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1842 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1843 |
> |
l.add(new StringTask()); |
1844 |
> |
l.add(null); |
1845 |
> |
try { |
1846 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
1847 |
> |
shouldThrow(); |
1848 |
> |
} catch (NullPointerException success) {} |
1849 |
|
} |
1850 |
|
} |
1851 |
|
|
1853 |
|
* get of element of invokeAll(c) throws exception on failed task |
1854 |
|
*/ |
1855 |
|
public void testTimedInvokeAll4() throws Exception { |
1856 |
< |
ExecutorService e = |
1856 |
> |
final ExecutorService e = |
1857 |
|
new ThreadPoolExecutor(2, 2, |
1858 |
|
LONG_DELAY_MS, MILLISECONDS, |
1859 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1860 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1861 |
< |
l.add(new NPETask()); |
1862 |
< |
List<Future<String>> futures = |
1863 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1864 |
< |
assertEquals(1, futures.size()); |
1865 |
< |
try { |
1866 |
< |
futures.get(0).get(); |
1867 |
< |
shouldThrow(); |
1868 |
< |
} catch (ExecutionException success) { |
1869 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1870 |
< |
} finally { |
1871 |
< |
joinPool(e); |
1860 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1861 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1862 |
> |
l.add(new NPETask()); |
1863 |
> |
List<Future<String>> futures = |
1864 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1865 |
> |
assertEquals(1, futures.size()); |
1866 |
> |
try { |
1867 |
> |
futures.get(0).get(); |
1868 |
> |
shouldThrow(); |
1869 |
> |
} catch (ExecutionException success) { |
1870 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1871 |
> |
} |
1872 |
|
} |
1873 |
|
} |
1874 |
|
|
1876 |
|
* timed invokeAll(c) returns results of all completed tasks |
1877 |
|
*/ |
1878 |
|
public void testTimedInvokeAll5() throws Exception { |
1879 |
< |
ExecutorService e = |
1879 |
> |
final ExecutorService e = |
1880 |
|
new ThreadPoolExecutor(2, 2, |
1881 |
|
LONG_DELAY_MS, MILLISECONDS, |
1882 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1883 |
< |
try { |
1884 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1883 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1884 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1885 |
|
l.add(new StringTask()); |
1886 |
|
l.add(new StringTask()); |
1887 |
|
List<Future<String>> futures = |
1888 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1888 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1889 |
|
assertEquals(2, futures.size()); |
1890 |
|
for (Future<String> future : futures) |
1891 |
|
assertSame(TEST_STRING, future.get()); |
1814 |
– |
} finally { |
1815 |
– |
joinPool(e); |
1892 |
|
} |
1893 |
|
} |
1894 |
|
|
1896 |
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1897 |
|
*/ |
1898 |
|
public void testTimedInvokeAll6() throws Exception { |
1899 |
< |
ExecutorService e = |
1900 |
< |
new ThreadPoolExecutor(2, 2, |
1901 |
< |
LONG_DELAY_MS, MILLISECONDS, |
1902 |
< |
new ArrayBlockingQueue<Runnable>(10)); |
1903 |
< |
try { |
1904 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1905 |
< |
l.add(new StringTask()); |
1906 |
< |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1907 |
< |
l.add(new StringTask()); |
1908 |
< |
List<Future<String>> futures = |
1909 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1910 |
< |
assertEquals(3, futures.size()); |
1911 |
< |
Iterator<Future<String>> it = futures.iterator(); |
1912 |
< |
Future<String> f1 = it.next(); |
1913 |
< |
Future<String> f2 = it.next(); |
1914 |
< |
Future<String> f3 = it.next(); |
1915 |
< |
assertTrue(f1.isDone()); |
1916 |
< |
assertTrue(f2.isDone()); |
1917 |
< |
assertTrue(f3.isDone()); |
1918 |
< |
assertFalse(f1.isCancelled()); |
1919 |
< |
assertTrue(f2.isCancelled()); |
1920 |
< |
} finally { |
1921 |
< |
joinPool(e); |
1899 |
> |
for (long timeout = timeoutMillis();;) { |
1900 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1901 |
> |
final Callable<String> waiter = new CheckedCallable<String>() { |
1902 |
> |
public String realCall() { |
1903 |
> |
try { done.await(LONG_DELAY_MS, MILLISECONDS); } |
1904 |
> |
catch (InterruptedException ok) {} |
1905 |
> |
return "1"; }}; |
1906 |
> |
final ExecutorService p = |
1907 |
> |
new ThreadPoolExecutor(2, 2, |
1908 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1909 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1910 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1911 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
1912 |
> |
tasks.add(new StringTask("0")); |
1913 |
> |
tasks.add(waiter); |
1914 |
> |
tasks.add(new StringTask("2")); |
1915 |
> |
long startTime = System.nanoTime(); |
1916 |
> |
List<Future<String>> futures = |
1917 |
> |
p.invokeAll(tasks, timeout, MILLISECONDS); |
1918 |
> |
assertEquals(tasks.size(), futures.size()); |
1919 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
1920 |
> |
for (Future future : futures) |
1921 |
> |
assertTrue(future.isDone()); |
1922 |
> |
assertTrue(futures.get(1).isCancelled()); |
1923 |
> |
try { |
1924 |
> |
assertEquals("0", futures.get(0).get()); |
1925 |
> |
assertEquals("2", futures.get(2).get()); |
1926 |
> |
break; |
1927 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
1928 |
> |
timeout *= 2; |
1929 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
1930 |
> |
fail("expected exactly one task to be cancelled"); |
1931 |
> |
} |
1932 |
> |
} |
1933 |
|
} |
1934 |
|
} |
1935 |
|
|
1943 |
|
LONG_DELAY_MS, MILLISECONDS, |
1944 |
|
new LinkedBlockingQueue<Runnable>(), |
1945 |
|
new FailingThreadFactory()); |
1946 |
< |
try { |
1946 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1947 |
|
final int TASKS = 100; |
1948 |
|
final CountDownLatch done = new CountDownLatch(TASKS); |
1949 |
|
for (int k = 0; k < TASKS; ++k) |
1951 |
|
public void realRun() { |
1952 |
|
done.countDown(); |
1953 |
|
}}); |
1954 |
< |
assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
1868 |
< |
} finally { |
1869 |
< |
joinPool(e); |
1954 |
> |
await(done); |
1955 |
|
} |
1956 |
|
} |
1957 |
|
|
1963 |
|
new ThreadPoolExecutor(2, 2, |
1964 |
|
1000, MILLISECONDS, |
1965 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1966 |
< |
assertFalse(p.allowsCoreThreadTimeOut()); |
1967 |
< |
joinPool(p); |
1966 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1967 |
> |
assertFalse(p.allowsCoreThreadTimeOut()); |
1968 |
> |
} |
1969 |
|
} |
1970 |
|
|
1971 |
|
/** |
1972 |
|
* allowCoreThreadTimeOut(true) causes idle threads to time out |
1973 |
|
*/ |
1974 |
|
public void testAllowCoreThreadTimeOut_true() throws Exception { |
1975 |
< |
long coreThreadTimeOut = SHORT_DELAY_MS; |
1975 |
> |
long keepAliveTime = timeoutMillis(); |
1976 |
|
final ThreadPoolExecutor p = |
1977 |
|
new ThreadPoolExecutor(2, 10, |
1978 |
< |
coreThreadTimeOut, MILLISECONDS, |
1978 |
> |
keepAliveTime, MILLISECONDS, |
1979 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1980 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1981 |
< |
try { |
1980 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1981 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1982 |
|
p.allowCoreThreadTimeOut(true); |
1983 |
|
p.execute(new CheckedRunnable() { |
1984 |
|
public void realRun() { |
1986 |
|
assertEquals(1, p.getPoolSize()); |
1987 |
|
}}); |
1988 |
|
await(threadStarted); |
1989 |
< |
delay(coreThreadTimeOut); |
1989 |
> |
delay(keepAliveTime); |
1990 |
|
long startTime = System.nanoTime(); |
1991 |
|
while (p.getPoolSize() > 0 |
1992 |
|
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
1993 |
|
Thread.yield(); |
1994 |
|
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1995 |
|
assertEquals(0, p.getPoolSize()); |
1910 |
– |
} finally { |
1911 |
– |
joinPool(p); |
1996 |
|
} |
1997 |
|
} |
1998 |
|
|
2000 |
|
* allowCoreThreadTimeOut(false) causes idle threads not to time out |
2001 |
|
*/ |
2002 |
|
public void testAllowCoreThreadTimeOut_false() throws Exception { |
2003 |
< |
long coreThreadTimeOut = SHORT_DELAY_MS; |
2003 |
> |
long keepAliveTime = timeoutMillis(); |
2004 |
|
final ThreadPoolExecutor p = |
2005 |
|
new ThreadPoolExecutor(2, 10, |
2006 |
< |
coreThreadTimeOut, MILLISECONDS, |
2006 |
> |
keepAliveTime, MILLISECONDS, |
2007 |
|
new ArrayBlockingQueue<Runnable>(10)); |
2008 |
< |
final CountDownLatch threadStarted = new CountDownLatch(1); |
2009 |
< |
try { |
2008 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
2009 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
2010 |
|
p.allowCoreThreadTimeOut(false); |
2011 |
|
p.execute(new CheckedRunnable() { |
2012 |
|
public void realRun() throws InterruptedException { |
2013 |
|
threadStarted.countDown(); |
2014 |
|
assertTrue(p.getPoolSize() >= 1); |
2015 |
|
}}); |
2016 |
< |
delay(2 * coreThreadTimeOut); |
2016 |
> |
delay(2 * keepAliveTime); |
2017 |
|
assertTrue(p.getPoolSize() >= 1); |
1934 |
– |
} finally { |
1935 |
– |
joinPool(p); |
2018 |
|
} |
2019 |
|
} |
2020 |
|
|
2030 |
|
done.countDown(); |
2031 |
|
}}; |
2032 |
|
final ThreadPoolExecutor p = |
2033 |
< |
new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS, |
2033 |
> |
new ThreadPoolExecutor(1, 30, |
2034 |
> |
60, SECONDS, |
2035 |
|
new ArrayBlockingQueue(30)); |
2036 |
< |
try { |
2036 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
2037 |
|
for (int i = 0; i < nTasks; ++i) { |
2038 |
|
for (;;) { |
2039 |
|
try { |
2044 |
|
} |
2045 |
|
} |
2046 |
|
// enough time to run all tasks |
2047 |
< |
assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS)); |
1965 |
< |
} finally { |
1966 |
< |
p.shutdown(); |
2047 |
> |
await(done, nTasks * SHORT_DELAY_MS); |
2048 |
|
} |
2049 |
|
} |
2050 |
|
|
2051 |
+ |
/** |
2052 |
+ |
* get(cancelled task) throws CancellationException |
2053 |
+ |
*/ |
2054 |
+ |
public void testGet_cancelled() throws Exception { |
2055 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
2056 |
+ |
final ExecutorService e = |
2057 |
+ |
new ThreadPoolExecutor(1, 1, |
2058 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
2059 |
+ |
new LinkedBlockingQueue<Runnable>()); |
2060 |
+ |
try (PoolCleaner cleaner = cleaner(e, done)) { |
2061 |
+ |
final CountDownLatch blockerStarted = new CountDownLatch(1); |
2062 |
+ |
final List<Future<?>> futures = new ArrayList<>(); |
2063 |
+ |
for (int i = 0; i < 2; i++) { |
2064 |
+ |
Runnable r = new CheckedRunnable() { public void realRun() |
2065 |
+ |
throws Throwable { |
2066 |
+ |
blockerStarted.countDown(); |
2067 |
+ |
assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS)); |
2068 |
+ |
}}; |
2069 |
+ |
futures.add(e.submit(r)); |
2070 |
+ |
} |
2071 |
+ |
await(blockerStarted); |
2072 |
+ |
for (Future<?> future : futures) future.cancel(false); |
2073 |
+ |
for (Future<?> future : futures) { |
2074 |
+ |
try { |
2075 |
+ |
future.get(); |
2076 |
+ |
shouldThrow(); |
2077 |
+ |
} catch (CancellationException success) {} |
2078 |
+ |
try { |
2079 |
+ |
future.get(LONG_DELAY_MS, MILLISECONDS); |
2080 |
+ |
shouldThrow(); |
2081 |
+ |
} catch (CancellationException success) {} |
2082 |
+ |
assertTrue(future.isCancelled()); |
2083 |
+ |
assertTrue(future.isDone()); |
2084 |
+ |
} |
2085 |
+ |
} |
2086 |
+ |
} |
2087 |
+ |
|
2088 |
+ |
/** Directly test simple ThreadPoolExecutor RejectedExecutionHandlers. */ |
2089 |
+ |
public void testStandardRejectedExecutionHandlers() { |
2090 |
+ |
final ThreadPoolExecutor p = |
2091 |
+ |
new ThreadPoolExecutor(1, 1, 1, SECONDS, |
2092 |
+ |
new ArrayBlockingQueue<Runnable>(1)); |
2093 |
+ |
final AtomicReference<Thread> thread = new AtomicReference<>(); |
2094 |
+ |
final Runnable r = new Runnable() { public void run() { |
2095 |
+ |
thread.set(Thread.currentThread()); }}; |
2096 |
+ |
|
2097 |
+ |
try { |
2098 |
+ |
new AbortPolicy().rejectedExecution(r, p); |
2099 |
+ |
shouldThrow(); |
2100 |
+ |
} catch (RejectedExecutionException success) {} |
2101 |
+ |
assertNull(thread.get()); |
2102 |
+ |
|
2103 |
+ |
new DiscardPolicy().rejectedExecution(r, p); |
2104 |
+ |
assertNull(thread.get()); |
2105 |
+ |
|
2106 |
+ |
new CallerRunsPolicy().rejectedExecution(r, p); |
2107 |
+ |
assertSame(Thread.currentThread(), thread.get()); |
2108 |
+ |
|
2109 |
+ |
// check that pool was not perturbed by handlers |
2110 |
+ |
assertTrue(p.getRejectedExecutionHandler() instanceof AbortPolicy); |
2111 |
+ |
assertEquals(0, p.getTaskCount()); |
2112 |
+ |
assertTrue(p.getQueue().isEmpty()); |
2113 |
+ |
} |
2114 |
+ |
|
2115 |
|
} |