11 |
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import java.security.PrivilegedAction; |
12 |
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import java.security.PrivilegedExceptionAction; |
13 |
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import java.util.ArrayList; |
14 |
+ |
import java.util.Collection; |
15 |
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import java.util.Collections; |
16 |
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import java.util.List; |
17 |
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import java.util.concurrent.AbstractExecutorService; |
18 |
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import java.util.concurrent.ArrayBlockingQueue; |
19 |
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import java.util.concurrent.Callable; |
20 |
+ |
import java.util.concurrent.CancellationException; |
21 |
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import java.util.concurrent.CountDownLatch; |
22 |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Executors; |
32 |
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|
33 |
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public class AbstractExecutorServiceTest extends JSR166TestCase { |
34 |
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public static void main(String[] args) { |
35 |
< |
junit.textui.TestRunner.run(suite()); |
35 |
> |
main(suite(), args); |
36 |
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} |
37 |
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public static Test suite() { |
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return new TestSuite(AbstractExecutorServiceTest.class); |
47 |
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public void shutdown() { shutdown = true; } |
48 |
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public List<Runnable> shutdownNow() { |
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shutdown = true; |
50 |
< |
return Collections.EMPTY_LIST; |
50 |
> |
return Collections.emptyList(); |
51 |
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} |
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public boolean isShutdown() { return shutdown; } |
53 |
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public boolean isTerminated() { return isShutdown(); } |
111 |
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Runnable r = new CheckedRunnable() { |
112 |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
114 |
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Future future = e.submit(Executors.callable(new PrivilegedAction() { |
114 |
> |
Future<?> future = e.submit(Executors.callable(new PrivilegedAction<Object>() { |
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public Object run() { |
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return TEST_STRING; |
117 |
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}})); |
132 |
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Runnable r = new CheckedRunnable() { |
133 |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
135 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
135 |
> |
Future<?> future = e.submit(Executors.callable(new PrivilegedExceptionAction<Object>() { |
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public Object run() { |
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return TEST_STRING; |
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}})); |
150 |
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Runnable r = new CheckedRunnable() { |
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public void realRun() throws Exception { |
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ExecutorService e = new DirectExecutorService(); |
153 |
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Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
153 |
> |
Future<?> future = e.submit(Executors.callable(new PrivilegedExceptionAction<Object>() { |
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public Object run() throws Exception { |
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throw new IndexOutOfBoundsException(); |
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}})); |
166 |
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} |
167 |
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|
168 |
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/** |
169 |
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* execute(null runnable) throws NPE |
169 |
> |
* Submitting null tasks throws NullPointerException |
170 |
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*/ |
171 |
< |
public void testExecuteNullRunnable() { |
172 |
< |
ExecutorService e = new DirectExecutorService(); |
173 |
< |
try { |
174 |
< |
e.submit((Runnable) null); |
175 |
< |
shouldThrow(); |
174 |
< |
} catch (NullPointerException success) {} |
175 |
< |
} |
176 |
< |
|
177 |
< |
/** |
178 |
< |
* submit(null callable) throws NPE |
179 |
< |
*/ |
180 |
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public void testSubmitNullCallable() { |
181 |
< |
ExecutorService e = new DirectExecutorService(); |
182 |
< |
try { |
183 |
< |
e.submit((Callable) null); |
184 |
< |
shouldThrow(); |
185 |
< |
} catch (NullPointerException success) {} |
171 |
> |
public void testNullTaskSubmission() { |
172 |
> |
final ExecutorService e = new DirectExecutorService(); |
173 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
174 |
> |
assertNullTaskSubmissionThrowsNullPointerException(e); |
175 |
> |
} |
176 |
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} |
177 |
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|
178 |
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/** |
181 |
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public void testInterruptedSubmit() throws InterruptedException { |
182 |
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final CountDownLatch submitted = new CountDownLatch(1); |
183 |
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final CountDownLatch quittingTime = new CountDownLatch(1); |
194 |
– |
final ExecutorService p |
195 |
– |
= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
196 |
– |
new ArrayBlockingQueue<Runnable>(10)); |
184 |
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final Callable<Void> awaiter = new CheckedCallable<Void>() { |
185 |
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public Void realCall() throws InterruptedException { |
186 |
< |
quittingTime.await(); |
186 |
> |
assertTrue(quittingTime.await(2*LONG_DELAY_MS, MILLISECONDS)); |
187 |
|
return null; |
188 |
|
}}; |
189 |
< |
try { |
190 |
< |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
189 |
> |
final ExecutorService p |
190 |
> |
= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
191 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
192 |
> |
try (PoolCleaner cleaner = cleaner(p, quittingTime)) { |
193 |
> |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
194 |
|
public void realRun() throws Exception { |
195 |
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Future<Void> future = p.submit(awaiter); |
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submitted.countDown(); |
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future.get(); |
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}}); |
199 |
< |
t.start(); |
200 |
< |
submitted.await(); |
199 |
> |
|
200 |
> |
await(submitted); |
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|
t.interrupt(); |
202 |
< |
t.join(); |
213 |
< |
} finally { |
214 |
< |
quittingTime.countDown(); |
215 |
< |
joinPool(p); |
202 |
> |
awaitTermination(t); |
203 |
|
} |
204 |
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} |
205 |
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|
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* throws exception |
209 |
|
*/ |
210 |
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public void testSubmitEE() throws InterruptedException { |
211 |
< |
ThreadPoolExecutor p = |
211 |
> |
final ThreadPoolExecutor p = |
212 |
|
new ThreadPoolExecutor(1, 1, |
213 |
|
60, TimeUnit.SECONDS, |
214 |
|
new ArrayBlockingQueue<Runnable>(10)); |
215 |
< |
|
216 |
< |
Callable c = new Callable() { |
217 |
< |
public Object call() { throw new ArithmeticException(); }}; |
218 |
< |
|
219 |
< |
try { |
220 |
< |
p.submit(c).get(); |
221 |
< |
shouldThrow(); |
222 |
< |
} catch (ExecutionException success) { |
223 |
< |
assertTrue(success.getCause() instanceof ArithmeticException); |
215 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
216 |
> |
Callable<Object> c = new Callable<Object>() { |
217 |
> |
public Object call() { throw new ArithmeticException(); }}; |
218 |
> |
try { |
219 |
> |
p.submit(c).get(); |
220 |
> |
shouldThrow(); |
221 |
> |
} catch (ExecutionException success) { |
222 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
223 |
> |
} |
224 |
|
} |
238 |
– |
joinPool(p); |
225 |
|
} |
226 |
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|
227 |
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/** |
228 |
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* invokeAny(null) throws NPE |
229 |
|
*/ |
230 |
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public void testInvokeAny1() throws Exception { |
231 |
< |
ExecutorService e = new DirectExecutorService(); |
232 |
< |
try { |
233 |
< |
e.invokeAny(null); |
234 |
< |
shouldThrow(); |
235 |
< |
} catch (NullPointerException success) { |
236 |
< |
} finally { |
251 |
< |
joinPool(e); |
231 |
> |
final ExecutorService e = new DirectExecutorService(); |
232 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
233 |
> |
try { |
234 |
> |
e.invokeAny(null); |
235 |
> |
shouldThrow(); |
236 |
> |
} catch (NullPointerException success) {} |
237 |
|
} |
238 |
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} |
239 |
|
|
240 |
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/** |
241 |
< |
* invokeAny(empty collection) throws IAE |
241 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
242 |
|
*/ |
243 |
|
public void testInvokeAny2() throws Exception { |
244 |
< |
ExecutorService e = new DirectExecutorService(); |
245 |
< |
try { |
246 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
247 |
< |
shouldThrow(); |
248 |
< |
} catch (IllegalArgumentException success) { |
249 |
< |
} finally { |
250 |
< |
joinPool(e); |
244 |
> |
final ExecutorService e = new DirectExecutorService(); |
245 |
> |
final Collection<Callable<String>> emptyCollection |
246 |
> |
= Collections.emptyList(); |
247 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
248 |
> |
try { |
249 |
> |
e.invokeAny(emptyCollection); |
250 |
> |
shouldThrow(); |
251 |
> |
} catch (IllegalArgumentException success) {} |
252 |
|
} |
253 |
|
} |
254 |
|
|
256 |
|
* invokeAny(c) throws NPE if c has null elements |
257 |
|
*/ |
258 |
|
public void testInvokeAny3() throws Exception { |
259 |
< |
ExecutorService e = new DirectExecutorService(); |
260 |
< |
List<Callable<Long>> l = new ArrayList<Callable<Long>>(); |
261 |
< |
l.add(new Callable<Long>() { |
262 |
< |
public Long call() { throw new ArithmeticException(); }}); |
263 |
< |
l.add(null); |
264 |
< |
try { |
265 |
< |
e.invokeAny(l); |
266 |
< |
shouldThrow(); |
267 |
< |
} catch (NullPointerException success) { |
268 |
< |
} finally { |
283 |
< |
joinPool(e); |
259 |
> |
final ExecutorService e = new DirectExecutorService(); |
260 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
261 |
> |
List<Callable<Long>> l = new ArrayList<>(); |
262 |
> |
l.add(new Callable<Long>() { |
263 |
> |
public Long call() { throw new ArithmeticException(); }}); |
264 |
> |
l.add(null); |
265 |
> |
try { |
266 |
> |
e.invokeAny(l); |
267 |
> |
shouldThrow(); |
268 |
> |
} catch (NullPointerException success) {} |
269 |
|
} |
270 |
|
} |
271 |
|
|
273 |
|
* invokeAny(c) throws ExecutionException if no task in c completes |
274 |
|
*/ |
275 |
|
public void testInvokeAny4() throws InterruptedException { |
276 |
< |
ExecutorService e = new DirectExecutorService(); |
277 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
278 |
< |
l.add(new NPETask()); |
279 |
< |
try { |
280 |
< |
e.invokeAny(l); |
281 |
< |
shouldThrow(); |
282 |
< |
} catch (ExecutionException success) { |
283 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
284 |
< |
} finally { |
285 |
< |
joinPool(e); |
276 |
> |
final ExecutorService e = new DirectExecutorService(); |
277 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
278 |
> |
List<Callable<String>> l = new ArrayList<>(); |
279 |
> |
l.add(new NPETask()); |
280 |
> |
try { |
281 |
> |
e.invokeAny(l); |
282 |
> |
shouldThrow(); |
283 |
> |
} catch (ExecutionException success) { |
284 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
285 |
> |
} |
286 |
|
} |
287 |
|
} |
288 |
|
|
290 |
|
* invokeAny(c) returns result of some task in c if at least one completes |
291 |
|
*/ |
292 |
|
public void testInvokeAny5() throws Exception { |
293 |
< |
ExecutorService e = new DirectExecutorService(); |
294 |
< |
try { |
295 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
293 |
> |
final ExecutorService e = new DirectExecutorService(); |
294 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
295 |
> |
List<Callable<String>> l = new ArrayList<>(); |
296 |
|
l.add(new StringTask()); |
297 |
|
l.add(new StringTask()); |
298 |
|
String result = e.invokeAny(l); |
299 |
|
assertSame(TEST_STRING, result); |
315 |
– |
} finally { |
316 |
– |
joinPool(e); |
300 |
|
} |
301 |
|
} |
302 |
|
|
304 |
|
* invokeAll(null) throws NPE |
305 |
|
*/ |
306 |
|
public void testInvokeAll1() throws InterruptedException { |
307 |
< |
ExecutorService e = new DirectExecutorService(); |
308 |
< |
try { |
309 |
< |
e.invokeAll(null); |
310 |
< |
shouldThrow(); |
311 |
< |
} catch (NullPointerException success) { |
312 |
< |
} finally { |
330 |
< |
joinPool(e); |
307 |
> |
final ExecutorService e = new DirectExecutorService(); |
308 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
309 |
> |
try { |
310 |
> |
e.invokeAll(null); |
311 |
> |
shouldThrow(); |
312 |
> |
} catch (NullPointerException success) {} |
313 |
|
} |
314 |
|
} |
315 |
|
|
316 |
|
/** |
317 |
< |
* invokeAll(empty collection) returns empty collection |
317 |
> |
* invokeAll(empty collection) returns empty list |
318 |
|
*/ |
319 |
|
public void testInvokeAll2() throws InterruptedException { |
320 |
< |
ExecutorService e = new DirectExecutorService(); |
321 |
< |
try { |
322 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
320 |
> |
final ExecutorService e = new DirectExecutorService(); |
321 |
> |
final Collection<Callable<String>> emptyCollection |
322 |
> |
= Collections.emptyList(); |
323 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
324 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
325 |
|
assertTrue(r.isEmpty()); |
342 |
– |
} finally { |
343 |
– |
joinPool(e); |
326 |
|
} |
327 |
|
} |
328 |
|
|
330 |
|
* invokeAll(c) throws NPE if c has null elements |
331 |
|
*/ |
332 |
|
public void testInvokeAll3() throws InterruptedException { |
333 |
< |
ExecutorService e = new DirectExecutorService(); |
334 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
335 |
< |
l.add(new StringTask()); |
336 |
< |
l.add(null); |
337 |
< |
try { |
338 |
< |
e.invokeAll(l); |
339 |
< |
shouldThrow(); |
340 |
< |
} catch (NullPointerException success) { |
341 |
< |
} finally { |
360 |
< |
joinPool(e); |
333 |
> |
final ExecutorService e = new DirectExecutorService(); |
334 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
335 |
> |
List<Callable<String>> l = new ArrayList<>(); |
336 |
> |
l.add(new StringTask()); |
337 |
> |
l.add(null); |
338 |
> |
try { |
339 |
> |
e.invokeAll(l); |
340 |
> |
shouldThrow(); |
341 |
> |
} catch (NullPointerException success) {} |
342 |
|
} |
343 |
|
} |
344 |
|
|
346 |
|
* get of returned element of invokeAll(c) throws exception on failed task |
347 |
|
*/ |
348 |
|
public void testInvokeAll4() throws Exception { |
349 |
< |
ExecutorService e = new DirectExecutorService(); |
350 |
< |
try { |
351 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
349 |
> |
final ExecutorService e = new DirectExecutorService(); |
350 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
351 |
> |
List<Callable<String>> l = new ArrayList<>(); |
352 |
|
l.add(new NPETask()); |
353 |
|
List<Future<String>> futures = e.invokeAll(l); |
354 |
|
assertEquals(1, futures.size()); |
358 |
|
} catch (ExecutionException success) { |
359 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
360 |
|
} |
380 |
– |
} finally { |
381 |
– |
joinPool(e); |
361 |
|
} |
362 |
|
} |
363 |
|
|
365 |
|
* invokeAll(c) returns results of all completed tasks in c |
366 |
|
*/ |
367 |
|
public void testInvokeAll5() throws Exception { |
368 |
< |
ExecutorService e = new DirectExecutorService(); |
369 |
< |
try { |
370 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
368 |
> |
final ExecutorService e = new DirectExecutorService(); |
369 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
370 |
> |
List<Callable<String>> l = new ArrayList<>(); |
371 |
|
l.add(new StringTask()); |
372 |
|
l.add(new StringTask()); |
373 |
|
List<Future<String>> futures = e.invokeAll(l); |
374 |
|
assertEquals(2, futures.size()); |
375 |
|
for (Future<String> future : futures) |
376 |
|
assertSame(TEST_STRING, future.get()); |
398 |
– |
} finally { |
399 |
– |
joinPool(e); |
377 |
|
} |
378 |
|
} |
379 |
|
|
381 |
|
* timed invokeAny(null) throws NPE |
382 |
|
*/ |
383 |
|
public void testTimedInvokeAny1() throws Exception { |
384 |
< |
ExecutorService e = new DirectExecutorService(); |
385 |
< |
try { |
386 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
387 |
< |
shouldThrow(); |
388 |
< |
} catch (NullPointerException success) { |
389 |
< |
} finally { |
413 |
< |
joinPool(e); |
384 |
> |
final ExecutorService e = new DirectExecutorService(); |
385 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
386 |
> |
try { |
387 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
388 |
> |
shouldThrow(); |
389 |
> |
} catch (NullPointerException success) {} |
390 |
|
} |
391 |
|
} |
392 |
|
|
393 |
|
/** |
394 |
< |
* timed invokeAny(null time unit) throws NPE |
394 |
> |
* timed invokeAny(null time unit) throws NullPointerException |
395 |
|
*/ |
396 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
397 |
< |
ExecutorService e = new DirectExecutorService(); |
398 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
399 |
< |
l.add(new StringTask()); |
400 |
< |
try { |
401 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
402 |
< |
shouldThrow(); |
403 |
< |
} catch (NullPointerException success) { |
404 |
< |
} finally { |
429 |
< |
joinPool(e); |
397 |
> |
final ExecutorService e = new DirectExecutorService(); |
398 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
399 |
> |
List<Callable<String>> l = new ArrayList<>(); |
400 |
> |
l.add(new StringTask()); |
401 |
> |
try { |
402 |
> |
e.invokeAny(l, randomTimeout(), null); |
403 |
> |
shouldThrow(); |
404 |
> |
} catch (NullPointerException success) {} |
405 |
|
} |
406 |
|
} |
407 |
|
|
408 |
|
/** |
409 |
< |
* timed invokeAny(empty collection) throws IAE |
409 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
410 |
|
*/ |
411 |
|
public void testTimedInvokeAny2() throws Exception { |
412 |
< |
ExecutorService e = new DirectExecutorService(); |
413 |
< |
try { |
414 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
415 |
< |
shouldThrow(); |
416 |
< |
} catch (IllegalArgumentException success) { |
417 |
< |
} finally { |
418 |
< |
joinPool(e); |
412 |
> |
final ExecutorService e = new DirectExecutorService(); |
413 |
> |
final Collection<Callable<String>> emptyCollection |
414 |
> |
= Collections.emptyList(); |
415 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
416 |
> |
try { |
417 |
> |
e.invokeAny(emptyCollection, randomTimeout(), randomTimeUnit()); |
418 |
> |
shouldThrow(); |
419 |
> |
} catch (IllegalArgumentException success) {} |
420 |
|
} |
421 |
|
} |
422 |
|
|
424 |
|
* timed invokeAny(c) throws NPE if c has null elements |
425 |
|
*/ |
426 |
|
public void testTimedInvokeAny3() throws Exception { |
427 |
< |
ExecutorService e = new DirectExecutorService(); |
428 |
< |
List<Callable<Long>> l = new ArrayList<Callable<Long>>(); |
429 |
< |
l.add(new Callable<Long>() { |
430 |
< |
public Long call() { throw new ArithmeticException(); }}); |
431 |
< |
l.add(null); |
432 |
< |
try { |
433 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
434 |
< |
shouldThrow(); |
435 |
< |
} catch (NullPointerException success) { |
436 |
< |
} finally { |
461 |
< |
joinPool(e); |
427 |
> |
final ExecutorService e = new DirectExecutorService(); |
428 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
429 |
> |
List<Callable<Long>> l = new ArrayList<>(); |
430 |
> |
l.add(new Callable<Long>() { |
431 |
> |
public Long call() { throw new ArithmeticException(); }}); |
432 |
> |
l.add(null); |
433 |
> |
try { |
434 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
435 |
> |
shouldThrow(); |
436 |
> |
} catch (NullPointerException success) {} |
437 |
|
} |
438 |
|
} |
439 |
|
|
441 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
442 |
|
*/ |
443 |
|
public void testTimedInvokeAny4() throws Exception { |
444 |
< |
ExecutorService e = new DirectExecutorService(); |
445 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
446 |
< |
l.add(new NPETask()); |
447 |
< |
try { |
448 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
449 |
< |
shouldThrow(); |
450 |
< |
} catch (ExecutionException success) { |
451 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
452 |
< |
} finally { |
453 |
< |
joinPool(e); |
444 |
> |
final ExecutorService e = new DirectExecutorService(); |
445 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
446 |
> |
long startTime = System.nanoTime(); |
447 |
> |
List<Callable<String>> l = new ArrayList<>(); |
448 |
> |
l.add(new NPETask()); |
449 |
> |
try { |
450 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
451 |
> |
shouldThrow(); |
452 |
> |
} catch (ExecutionException success) { |
453 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
454 |
> |
} |
455 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
456 |
|
} |
457 |
|
} |
458 |
|
|
460 |
|
* timed invokeAny(c) returns result of some task in c |
461 |
|
*/ |
462 |
|
public void testTimedInvokeAny5() throws Exception { |
463 |
< |
ExecutorService e = new DirectExecutorService(); |
464 |
< |
try { |
465 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
463 |
> |
final ExecutorService e = new DirectExecutorService(); |
464 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
465 |
> |
long startTime = System.nanoTime(); |
466 |
> |
List<Callable<String>> l = new ArrayList<>(); |
467 |
|
l.add(new StringTask()); |
468 |
|
l.add(new StringTask()); |
469 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
469 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
470 |
|
assertSame(TEST_STRING, result); |
471 |
< |
} finally { |
494 |
< |
joinPool(e); |
471 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
472 |
|
} |
473 |
|
} |
474 |
|
|
475 |
|
/** |
476 |
< |
* timed invokeAll(null) throws NPE |
476 |
> |
* timed invokeAll(null) throws NullPointerException |
477 |
|
*/ |
478 |
|
public void testTimedInvokeAll1() throws InterruptedException { |
479 |
< |
ExecutorService e = new DirectExecutorService(); |
480 |
< |
try { |
481 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
482 |
< |
shouldThrow(); |
483 |
< |
} catch (NullPointerException success) { |
484 |
< |
} finally { |
508 |
< |
joinPool(e); |
479 |
> |
final ExecutorService e = new DirectExecutorService(); |
480 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
481 |
> |
try { |
482 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
483 |
> |
shouldThrow(); |
484 |
> |
} catch (NullPointerException success) {} |
485 |
|
} |
486 |
|
} |
487 |
|
|
489 |
|
* timed invokeAll(null time unit) throws NPE |
490 |
|
*/ |
491 |
|
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
492 |
< |
ExecutorService e = new DirectExecutorService(); |
493 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
494 |
< |
l.add(new StringTask()); |
495 |
< |
try { |
496 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
497 |
< |
shouldThrow(); |
498 |
< |
} catch (NullPointerException success) { |
499 |
< |
} finally { |
524 |
< |
joinPool(e); |
492 |
> |
final ExecutorService e = new DirectExecutorService(); |
493 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
494 |
> |
List<Callable<String>> l = new ArrayList<>(); |
495 |
> |
l.add(new StringTask()); |
496 |
> |
try { |
497 |
> |
e.invokeAll(l, randomTimeout(), null); |
498 |
> |
shouldThrow(); |
499 |
> |
} catch (NullPointerException success) {} |
500 |
|
} |
501 |
|
} |
502 |
|
|
503 |
|
/** |
504 |
< |
* timed invokeAll(empty collection) returns empty collection |
504 |
> |
* timed invokeAll(empty collection) returns empty list |
505 |
|
*/ |
506 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
507 |
< |
ExecutorService e = new DirectExecutorService(); |
508 |
< |
try { |
509 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
507 |
> |
final ExecutorService e = new DirectExecutorService(); |
508 |
> |
final Collection<Callable<String>> emptyCollection |
509 |
> |
= Collections.emptyList(); |
510 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
511 |
> |
List<Future<String>> r = |
512 |
> |
e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit()); |
513 |
|
assertTrue(r.isEmpty()); |
536 |
– |
} finally { |
537 |
– |
joinPool(e); |
514 |
|
} |
515 |
|
} |
516 |
|
|
517 |
|
/** |
518 |
< |
* timed invokeAll(c) throws NPE if c has null elements |
518 |
> |
* timed invokeAll(c) throws NullPointerException if c has null elements |
519 |
|
*/ |
520 |
|
public void testTimedInvokeAll3() throws InterruptedException { |
521 |
< |
ExecutorService e = new DirectExecutorService(); |
522 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
523 |
< |
l.add(new StringTask()); |
524 |
< |
l.add(null); |
525 |
< |
try { |
526 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
527 |
< |
shouldThrow(); |
528 |
< |
} catch (NullPointerException success) { |
529 |
< |
} finally { |
554 |
< |
joinPool(e); |
521 |
> |
final ExecutorService e = new DirectExecutorService(); |
522 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
523 |
> |
List<Callable<String>> l = new ArrayList<>(); |
524 |
> |
l.add(new StringTask()); |
525 |
> |
l.add(null); |
526 |
> |
try { |
527 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
528 |
> |
shouldThrow(); |
529 |
> |
} catch (NullPointerException success) {} |
530 |
|
} |
531 |
|
} |
532 |
|
|
534 |
|
* get of returned element of invokeAll(c) throws exception on failed task |
535 |
|
*/ |
536 |
|
public void testTimedInvokeAll4() throws Exception { |
537 |
< |
ExecutorService e = new DirectExecutorService(); |
538 |
< |
try { |
539 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
537 |
> |
final ExecutorService e = new DirectExecutorService(); |
538 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
539 |
> |
List<Callable<String>> l = new ArrayList<>(); |
540 |
|
l.add(new NPETask()); |
541 |
|
List<Future<String>> futures = |
542 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
542 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
543 |
|
assertEquals(1, futures.size()); |
544 |
|
try { |
545 |
|
futures.get(0).get(); |
547 |
|
} catch (ExecutionException success) { |
548 |
|
assertTrue(success.getCause() instanceof NullPointerException); |
549 |
|
} |
575 |
– |
} finally { |
576 |
– |
joinPool(e); |
550 |
|
} |
551 |
|
} |
552 |
|
|
554 |
|
* timed invokeAll(c) returns results of all completed tasks in c |
555 |
|
*/ |
556 |
|
public void testTimedInvokeAll5() throws Exception { |
557 |
< |
ExecutorService e = new DirectExecutorService(); |
558 |
< |
try { |
559 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
557 |
> |
final ExecutorService e = new DirectExecutorService(); |
558 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
559 |
> |
List<Callable<String>> l = new ArrayList<>(); |
560 |
|
l.add(new StringTask()); |
561 |
|
l.add(new StringTask()); |
562 |
|
List<Future<String>> futures = |
563 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
563 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
564 |
|
assertEquals(2, futures.size()); |
565 |
|
for (Future<String> future : futures) |
566 |
|
assertSame(TEST_STRING, future.get()); |
594 |
– |
} finally { |
595 |
– |
joinPool(e); |
567 |
|
} |
568 |
|
} |
569 |
|
|
570 |
|
/** |
571 |
|
* timed invokeAll cancels tasks not completed by timeout |
572 |
|
*/ |
573 |
< |
public void testTimedInvokeAll6() throws InterruptedException { |
574 |
< |
ExecutorService e = new DirectExecutorService(); |
575 |
< |
try { |
576 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
577 |
< |
l.add(new StringTask()); |
578 |
< |
l.add(Executors.callable(possiblyInterruptedRunnable(2 * SHORT_DELAY_MS), TEST_STRING)); |
579 |
< |
l.add(new StringTask()); |
580 |
< |
List<Future<String>> futures = |
581 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
582 |
< |
assertEquals(l.size(), futures.size()); |
583 |
< |
for (Future future : futures) |
584 |
< |
assertTrue(future.isDone()); |
585 |
< |
assertFalse(futures.get(0).isCancelled()); |
586 |
< |
assertFalse(futures.get(1).isCancelled()); |
587 |
< |
assertTrue(futures.get(2).isCancelled()); |
588 |
< |
} finally { |
589 |
< |
joinPool(e); |
573 |
> |
public void testTimedInvokeAll6() throws Exception { |
574 |
> |
final ExecutorService e = new DirectExecutorService(); |
575 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
576 |
> |
for (long timeout = timeoutMillis();;) { |
577 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
578 |
> |
tasks.add(new StringTask("0")); |
579 |
> |
tasks.add(Executors.callable(possiblyInterruptedRunnable(timeout), |
580 |
> |
TEST_STRING)); |
581 |
> |
tasks.add(new StringTask("2")); |
582 |
> |
long startTime = System.nanoTime(); |
583 |
> |
List<Future<String>> futures = |
584 |
> |
e.invokeAll(tasks, timeout, MILLISECONDS); |
585 |
> |
assertEquals(tasks.size(), futures.size()); |
586 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
587 |
> |
for (Future<?> future : futures) |
588 |
> |
assertTrue(future.isDone()); |
589 |
> |
try { |
590 |
> |
assertEquals("0", futures.get(0).get()); |
591 |
> |
assertEquals(TEST_STRING, futures.get(1).get()); |
592 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
593 |
> |
// unusual delay before starting second task |
594 |
> |
timeout *= 2; |
595 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
596 |
> |
fail("expected exactly one task to be cancelled"); |
597 |
> |
continue; |
598 |
> |
} |
599 |
> |
assertTrue(futures.get(2).isCancelled()); |
600 |
> |
break; |
601 |
> |
} |
602 |
|
} |
603 |
|
} |
604 |
|
|