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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
4 |
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* http://creativecommons.org/licenses/publicdomain |
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< |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
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< |
* Pat Fisher, Mike Judd. |
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> |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
> |
* Pat Fisher, Mike Judd. |
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*/ |
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import java.math.BigInteger; |
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import java.security.*; |
15 |
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|
16 |
< |
public class ExecutorsTest extends JSR166TestCase{ |
16 |
> |
public class ExecutorsTest extends JSR166TestCase { |
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public static void main(String[] args) { |
18 |
< |
junit.textui.TestRunner.run (suite()); |
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> |
junit.textui.TestRunner.run (suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(ExecutorsTest.class); |
25 |
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private final ExecutorService exec; |
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private final Callable<T> func; |
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private final long msecs; |
28 |
< |
|
28 |
> |
|
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TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
30 |
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this.exec = exec; |
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this.func = func; |
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this.msecs = msecs; |
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} |
34 |
< |
|
34 |
> |
|
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public T call() throws Exception { |
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Future<T> ftask = exec.submit(func); |
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try { |
90 |
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try { |
91 |
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ExecutorService e = Executors.newCachedThreadPool(null); |
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shouldThrow(); |
93 |
< |
} |
94 |
< |
catch(NullPointerException success) { |
95 |
< |
} |
93 |
> |
} catch (NullPointerException success) {} |
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} |
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|
96 |
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|
123 |
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try { |
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ExecutorService e = Executors.newSingleThreadExecutor(null); |
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shouldThrow(); |
126 |
< |
} |
129 |
< |
catch(NullPointerException success) { |
130 |
< |
} |
126 |
> |
} catch (NullPointerException success) {} |
127 |
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} |
128 |
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|
129 |
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/** |
133 |
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ExecutorService e = Executors.newSingleThreadExecutor(); |
134 |
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try { |
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ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
136 |
+ |
shouldThrow(); |
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} catch (ClassCastException success) { |
138 |
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} finally { |
139 |
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joinPool(e); |
170 |
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try { |
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ExecutorService e = Executors.newFixedThreadPool(2, null); |
172 |
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shouldThrow(); |
173 |
< |
} |
177 |
< |
catch(NullPointerException success) { |
178 |
< |
} |
173 |
> |
} catch (NullPointerException success) {} |
174 |
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} |
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|
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/** |
180 |
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try { |
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ExecutorService e = Executors.newFixedThreadPool(0); |
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shouldThrow(); |
183 |
< |
} |
189 |
< |
catch(IllegalArgumentException success) { |
190 |
< |
} |
183 |
> |
} catch (IllegalArgumentException success) {} |
184 |
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} |
185 |
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|
186 |
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|
201 |
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public void testunconfigurableExecutorServiceNPE() { |
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try { |
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ExecutorService e = Executors.unconfigurableExecutorService(null); |
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< |
} |
205 |
< |
catch (NullPointerException success) { |
213 |
< |
} |
204 |
> |
shouldThrow(); |
205 |
> |
} catch (NullPointerException success) {} |
206 |
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} |
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|
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/** |
211 |
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public void testunconfigurableScheduledExecutorServiceNPE() { |
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try { |
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ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
214 |
< |
} |
215 |
< |
catch (NullPointerException success) { |
224 |
< |
} |
214 |
> |
shouldThrow(); |
215 |
> |
} catch (NullPointerException success) {} |
216 |
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} |
217 |
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|
218 |
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|
219 |
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/** |
220 |
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* a newSingleThreadScheduledExecutor successfully runs delayed task |
221 |
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*/ |
222 |
< |
public void testNewSingleThreadScheduledExecutor() { |
222 |
> |
public void testNewSingleThreadScheduledExecutor() throws Exception { |
223 |
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try { |
224 |
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TrackedCallable callable = new TrackedCallable(); |
225 |
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ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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joinPool(p1); |
232 |
< |
} catch(RejectedExecutionException e){} |
242 |
< |
catch(Exception e){ |
243 |
< |
e.printStackTrace(); |
244 |
< |
unexpectedException(); |
245 |
< |
} |
232 |
> |
} catch (RejectedExecutionException e) {} |
233 |
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} |
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|
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/** |
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* a newScheduledThreadPool successfully runs delayed task |
237 |
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*/ |
238 |
< |
public void testnewScheduledThreadPool() { |
238 |
> |
public void testnewScheduledThreadPool() throws Exception { |
239 |
|
try { |
240 |
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TrackedCallable callable = new TrackedCallable(); |
241 |
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ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
245 |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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joinPool(p1); |
248 |
< |
} catch(RejectedExecutionException e){} |
262 |
< |
catch(Exception e){ |
263 |
< |
e.printStackTrace(); |
264 |
< |
unexpectedException(); |
265 |
< |
} |
248 |
> |
} catch (RejectedExecutionException e) {} |
249 |
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} |
250 |
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|
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/** |
252 |
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* an unconfigurable newScheduledThreadPool successfully runs delayed task |
253 |
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*/ |
254 |
< |
public void testunconfigurableScheduledExecutorService() { |
254 |
> |
public void testunconfigurableScheduledExecutorService() throws Exception { |
255 |
|
try { |
256 |
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TrackedCallable callable = new TrackedCallable(); |
257 |
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ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
261 |
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assertTrue(callable.done); |
262 |
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assertEquals(Boolean.TRUE, f.get()); |
263 |
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joinPool(p1); |
264 |
< |
} catch(RejectedExecutionException e){} |
282 |
< |
catch(Exception e){ |
283 |
< |
e.printStackTrace(); |
284 |
< |
unexpectedException(); |
285 |
< |
} |
264 |
> |
} catch (RejectedExecutionException e) {} |
265 |
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} |
266 |
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|
267 |
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/** |
268 |
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* timeouts from execute will time out if they compute too long. |
269 |
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*/ |
270 |
< |
public void testTimedCallable() { |
270 |
> |
public void testTimedCallable() throws Exception { |
271 |
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int N = 10000; |
272 |
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ExecutorService executor = Executors.newSingleThreadExecutor(); |
273 |
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List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
274 |
|
try { |
275 |
|
long startTime = System.currentTimeMillis(); |
276 |
< |
|
276 |
> |
|
277 |
|
long i = 0; |
278 |
|
while (tasks.size() < N) { |
279 |
|
tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
280 |
|
i += 10; |
281 |
|
} |
282 |
< |
|
282 |
> |
|
283 |
|
int iters = 0; |
284 |
|
BigInteger sum = BigInteger.ZERO; |
285 |
|
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
291 |
|
assertTrue(iters > 0); |
292 |
|
return; |
293 |
|
} |
315 |
– |
catch (Exception e) { |
316 |
– |
unexpectedException(); |
317 |
– |
} |
294 |
|
} |
295 |
|
// if by chance we didn't ever time out, total time must be small |
296 |
|
long elapsed = System.currentTimeMillis() - startTime; |
301 |
|
} |
302 |
|
} |
303 |
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|
304 |
< |
|
304 |
> |
|
305 |
|
/** |
306 |
|
* ThreadPoolExecutor using defaultThreadFactory has |
307 |
|
* specified group, priority, daemon status, and name |
308 |
|
*/ |
309 |
< |
public void testDefaultThreadFactory() { |
309 |
> |
public void testDefaultThreadFactory() throws Exception { |
310 |
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
311 |
|
Runnable r = new Runnable() { |
312 |
|
public void run() { |
313 |
|
try { |
314 |
|
Thread current = Thread.currentThread(); |
315 |
|
threadAssertTrue(!current.isDaemon()); |
316 |
< |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
316 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
317 |
|
ThreadGroup g = current.getThreadGroup(); |
318 |
|
SecurityManager s = System.getSecurityManager(); |
319 |
|
if (s != null) |
328 |
|
} |
329 |
|
}; |
330 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
331 |
< |
|
331 |
> |
|
332 |
|
e.execute(r); |
333 |
|
try { |
334 |
|
e.shutdown(); |
335 |
< |
} catch(SecurityException ok) { |
335 |
> |
} catch (SecurityException ok) { |
336 |
|
} |
337 |
< |
|
337 |
> |
|
338 |
|
try { |
339 |
|
Thread.sleep(SHORT_DELAY_MS); |
364 |
– |
} catch (Exception eX) { |
365 |
– |
unexpectedException(); |
340 |
|
} finally { |
341 |
|
joinPool(e); |
342 |
|
} |
347 |
|
* specified group, priority, daemon status, name, |
348 |
|
* access control context and context class loader |
349 |
|
*/ |
350 |
< |
public void testPrivilegedThreadFactory() { |
350 |
> |
public void testPrivilegedThreadFactory() throws Exception { |
351 |
|
Policy savedPolicy = null; |
352 |
|
try { |
353 |
|
savedPolicy = Policy.getPolicy(); |
366 |
|
try { |
367 |
|
Thread current = Thread.currentThread(); |
368 |
|
threadAssertTrue(!current.isDaemon()); |
369 |
< |
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
369 |
> |
threadAssertTrue(current.getPriority() <= Thread.NORM_PRIORITY); |
370 |
|
ThreadGroup g = current.getThreadGroup(); |
371 |
|
SecurityManager s = System.getSecurityManager(); |
372 |
|
if (s != null) |
377 |
|
threadAssertTrue(name.endsWith("thread-1")); |
378 |
|
threadAssertTrue(thisccl == current.getContextClassLoader()); |
379 |
|
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
380 |
< |
} catch(SecurityException ok) { |
380 |
> |
} catch (SecurityException ok) { |
381 |
|
// Also pass if not allowed to change settings |
382 |
|
} |
383 |
|
} |
384 |
|
}; |
385 |
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
386 |
< |
|
386 |
> |
|
387 |
|
Policy.setPolicy(savedPolicy); |
388 |
|
e.execute(r); |
389 |
|
try { |
390 |
|
e.shutdown(); |
391 |
< |
} catch(SecurityException ok) { |
391 |
> |
} catch (SecurityException ok) { |
392 |
|
} |
393 |
|
try { |
394 |
|
Thread.sleep(SHORT_DELAY_MS); |
421 |
– |
} catch (Exception ex) { |
422 |
– |
unexpectedException(); |
395 |
|
} finally { |
396 |
|
joinPool(e); |
397 |
|
} |
398 |
|
|
399 |
|
} |
400 |
|
|
401 |
< |
static class CheckCCL implements Callable<Object> { |
401 |
> |
void checkCCL() { |
402 |
> |
SecurityManager sm = System.getSecurityManager(); |
403 |
> |
if (sm != null) { |
404 |
> |
sm.checkPermission(new RuntimePermission("setContextClassLoader")); |
405 |
> |
sm.checkPermission(new RuntimePermission("getClassLoader")); |
406 |
> |
} |
407 |
> |
} |
408 |
> |
|
409 |
> |
class CheckCCL implements Callable<Object> { |
410 |
|
public Object call() { |
411 |
< |
AccessControlContext acc = AccessController.getContext(); |
432 |
< |
acc.checkPermission(new RuntimePermission("getContextClassLoader")); |
411 |
> |
checkCCL(); |
412 |
|
return null; |
413 |
|
} |
414 |
|
} |
428 |
|
return; |
429 |
|
} |
430 |
|
|
431 |
+ |
// Check if program still has too many permissions to run test |
432 |
+ |
try { |
433 |
+ |
checkCCL(); |
434 |
+ |
// too many privileges to test; so return |
435 |
+ |
Policy.setPolicy(savedPolicy); |
436 |
+ |
return; |
437 |
+ |
} catch (AccessControlException ok) { |
438 |
+ |
} |
439 |
+ |
|
440 |
|
try { |
441 |
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
442 |
|
shouldThrow(); |
443 |
< |
} catch(AccessControlException success) { |
444 |
< |
} catch(Exception ex) { |
457 |
< |
unexpectedException(); |
458 |
< |
} |
459 |
< |
finally { |
443 |
> |
} catch (AccessControlException success) { |
444 |
> |
} finally { |
445 |
|
Policy.setPolicy(savedPolicy); |
446 |
|
} |
447 |
|
} |
448 |
|
|
449 |
|
/** |
450 |
< |
* Without class loader permissions, calling |
451 |
< |
* privilegedCallableUsingCurrentClassLoader throws ACE |
450 |
> |
* With class loader permissions, calling |
451 |
> |
* privilegedCallableUsingCurrentClassLoader does not throw ACE |
452 |
|
*/ |
453 |
< |
public void testprivilegedCallableUsingCCLWithPrivs() { |
453 |
> |
public void testprivilegedCallableUsingCCLWithPrivs() throws Exception { |
454 |
|
Policy savedPolicy = null; |
455 |
|
try { |
456 |
|
savedPolicy = Policy.getPolicy(); |
461 |
|
} catch (AccessControlException ok) { |
462 |
|
return; |
463 |
|
} |
464 |
< |
|
464 |
> |
|
465 |
|
try { |
466 |
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
467 |
|
task.call(); |
468 |
< |
} catch(Exception ex) { |
484 |
< |
unexpectedException(); |
485 |
< |
} |
468 |
> |
} |
469 |
|
finally { |
470 |
|
Policy.setPolicy(savedPolicy); |
471 |
|
} |
474 |
|
/** |
475 |
|
* Without permissions, calling privilegedCallable throws ACE |
476 |
|
*/ |
477 |
< |
public void testprivilegedCallableWithNoPrivs() { |
478 |
< |
Policy savedPolicy = null; |
477 |
> |
public void testprivilegedCallableWithNoPrivs() throws Exception { |
478 |
> |
Callable task; |
479 |
> |
Policy savedPolicy = null; |
480 |
> |
AdjustablePolicy policy = null; |
481 |
> |
AccessControlContext noprivAcc = null; |
482 |
|
try { |
483 |
|
savedPolicy = Policy.getPolicy(); |
484 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
484 |
> |
policy = new AdjustablePolicy(); |
485 |
|
Policy.setPolicy(policy); |
486 |
+ |
noprivAcc = AccessController.getContext(); |
487 |
+ |
task = Executors.privilegedCallable(new CheckCCL()); |
488 |
+ |
Policy.setPolicy(savedPolicy); |
489 |
|
} catch (AccessControlException ok) { |
490 |
+ |
return; // program has too few permissions to set up test |
491 |
+ |
} |
492 |
+ |
|
493 |
+ |
// Make sure that program doesn't have too many permissions |
494 |
+ |
try { |
495 |
+ |
AccessController.doPrivileged(new PrivilegedAction() { |
496 |
+ |
public Object run() { |
497 |
+ |
checkCCL(); |
498 |
+ |
return null; |
499 |
+ |
}}, noprivAcc); |
500 |
+ |
// too many permssions; skip test |
501 |
|
return; |
502 |
+ |
} catch (AccessControlException ok) { |
503 |
|
} |
504 |
|
|
504 |
– |
Callable task = Executors.privilegedCallable(new CheckCCL()); |
505 |
– |
Policy.setPolicy(savedPolicy); |
505 |
|
try { |
506 |
|
task.call(); |
507 |
|
shouldThrow(); |
508 |
< |
} catch(AccessControlException success) { |
510 |
< |
} catch(Exception ex) { |
511 |
< |
unexpectedException(); |
512 |
< |
} finally { |
513 |
< |
} |
508 |
> |
} catch (AccessControlException success) {} |
509 |
|
} |
510 |
|
|
511 |
|
/** |
512 |
|
* With permissions, calling privilegedCallable succeeds |
513 |
|
*/ |
514 |
< |
public void testprivilegedCallableWithPrivs() { |
514 |
> |
public void testprivilegedCallableWithPrivs() throws Exception { |
515 |
|
Policy savedPolicy = null; |
516 |
|
try { |
517 |
|
savedPolicy = Policy.getPolicy(); |
522 |
|
} catch (AccessControlException ok) { |
523 |
|
return; |
524 |
|
} |
525 |
< |
|
525 |
> |
|
526 |
|
Callable task = Executors.privilegedCallable(new CheckCCL()); |
527 |
|
try { |
528 |
|
task.call(); |
534 |
– |
} catch(Exception ex) { |
535 |
– |
unexpectedException(); |
529 |
|
} finally { |
530 |
|
Policy.setPolicy(savedPolicy); |
531 |
|
} |
533 |
|
|
534 |
|
/** |
535 |
|
* callable(Runnable) returns null when called |
536 |
< |
*/ |
537 |
< |
public void testCallable1() { |
538 |
< |
try { |
539 |
< |
Callable c = Executors.callable(new NoOpRunnable()); |
547 |
< |
assertNull(c.call()); |
548 |
< |
} catch(Exception ex) { |
549 |
< |
unexpectedException(); |
550 |
< |
} |
551 |
< |
|
536 |
> |
*/ |
537 |
> |
public void testCallable1() throws Exception { |
538 |
> |
Callable c = Executors.callable(new NoOpRunnable()); |
539 |
> |
assertNull(c.call()); |
540 |
|
} |
541 |
|
|
542 |
|
/** |
543 |
|
* callable(Runnable, result) returns result when called |
544 |
< |
*/ |
545 |
< |
public void testCallable2() { |
546 |
< |
try { |
547 |
< |
Callable c = Executors.callable(new NoOpRunnable(), one); |
560 |
< |
assertEquals(one, c.call()); |
561 |
< |
} catch(Exception ex) { |
562 |
< |
unexpectedException(); |
563 |
< |
} |
544 |
> |
*/ |
545 |
> |
public void testCallable2() throws Exception { |
546 |
> |
Callable c = Executors.callable(new NoOpRunnable(), one); |
547 |
> |
assertEquals(one, c.call()); |
548 |
|
} |
549 |
|
|
550 |
|
/** |
551 |
|
* callable(PrivilegedAction) returns its result when called |
552 |
< |
*/ |
553 |
< |
public void testCallable3() { |
554 |
< |
try { |
555 |
< |
Callable c = Executors.callable(new PrivilegedAction() { |
572 |
< |
public Object run() { return one; }}); |
552 |
> |
*/ |
553 |
> |
public void testCallable3() throws Exception { |
554 |
> |
Callable c = Executors.callable(new PrivilegedAction() { |
555 |
> |
public Object run() { return one; }}); |
556 |
|
assertEquals(one, c.call()); |
574 |
– |
} catch(Exception ex) { |
575 |
– |
unexpectedException(); |
576 |
– |
} |
557 |
|
} |
558 |
|
|
559 |
|
/** |
560 |
|
* callable(PrivilegedExceptionAction) returns its result when called |
561 |
< |
*/ |
562 |
< |
public void testCallable4() { |
563 |
< |
try { |
564 |
< |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
565 |
< |
public Object run() { return one; }}); |
586 |
< |
assertEquals(one, c.call()); |
587 |
< |
} catch(Exception ex) { |
588 |
< |
unexpectedException(); |
589 |
< |
} |
561 |
> |
*/ |
562 |
> |
public void testCallable4() throws Exception { |
563 |
> |
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
564 |
> |
public Object run() { return one; }}); |
565 |
> |
assertEquals(one, c.call()); |
566 |
|
} |
567 |
|
|
568 |
|
|
569 |
|
/** |
570 |
|
* callable(null Runnable) throws NPE |
571 |
< |
*/ |
571 |
> |
*/ |
572 |
|
public void testCallableNPE1() { |
573 |
|
try { |
574 |
< |
Runnable r = null; |
575 |
< |
Callable c = Executors.callable(r); |
576 |
< |
} catch (NullPointerException success) { |
601 |
< |
} |
574 |
> |
Callable c = Executors.callable((Runnable) null); |
575 |
> |
shouldThrow(); |
576 |
> |
} catch (NullPointerException success) {} |
577 |
|
} |
578 |
|
|
579 |
|
/** |
580 |
|
* callable(null, result) throws NPE |
581 |
< |
*/ |
581 |
> |
*/ |
582 |
|
public void testCallableNPE2() { |
583 |
|
try { |
584 |
< |
Runnable r = null; |
585 |
< |
Callable c = Executors.callable(r, one); |
586 |
< |
} catch (NullPointerException success) { |
612 |
< |
} |
584 |
> |
Callable c = Executors.callable((Runnable) null, one); |
585 |
> |
shouldThrow(); |
586 |
> |
} catch (NullPointerException success) {} |
587 |
|
} |
588 |
|
|
589 |
|
/** |
590 |
|
* callable(null PrivilegedAction) throws NPE |
591 |
< |
*/ |
591 |
> |
*/ |
592 |
|
public void testCallableNPE3() { |
593 |
|
try { |
594 |
< |
PrivilegedAction r = null; |
595 |
< |
Callable c = Executors.callable(r); |
596 |
< |
} catch (NullPointerException success) { |
623 |
< |
} |
594 |
> |
Callable c = Executors.callable((PrivilegedAction) null); |
595 |
> |
shouldThrow(); |
596 |
> |
} catch (NullPointerException success) {} |
597 |
|
} |
598 |
|
|
599 |
|
/** |
600 |
|
* callable(null PrivilegedExceptionAction) throws NPE |
601 |
< |
*/ |
601 |
> |
*/ |
602 |
|
public void testCallableNPE4() { |
603 |
|
try { |
604 |
< |
PrivilegedExceptionAction r = null; |
605 |
< |
Callable c = Executors.callable(r); |
606 |
< |
} catch (NullPointerException success) { |
634 |
< |
} |
604 |
> |
Callable c = Executors.callable((PrivilegedExceptionAction) null); |
605 |
> |
shouldThrow(); |
606 |
> |
} catch (NullPointerException success) {} |
607 |
|
} |
608 |
|
|
609 |
|
|