1 |
dl |
1.1 |
/* |
2 |
dl |
1.12 |
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
|
|
* Expert Group and released to the public domain, as explained at |
4 |
|
|
* http://creativecommons.org/licenses/publicdomain |
5 |
|
|
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
|
|
* Pat Fisher, Mike Judd. |
7 |
dl |
1.1 |
*/ |
8 |
|
|
|
9 |
|
|
|
10 |
|
|
import junit.framework.*; |
11 |
|
|
import java.util.*; |
12 |
|
|
import java.util.concurrent.*; |
13 |
dl |
1.2 |
import java.math.BigInteger; |
14 |
dl |
1.8 |
import java.security.*; |
15 |
dl |
1.1 |
|
16 |
dl |
1.3 |
public class ExecutorsTest extends JSR166TestCase{ |
17 |
dl |
1.1 |
public static void main(String[] args) { |
18 |
tim |
1.9 |
junit.textui.TestRunner.run (suite()); |
19 |
dl |
1.1 |
} |
20 |
|
|
public static Test suite() { |
21 |
tim |
1.9 |
return new TestSuite(ExecutorsTest.class); |
22 |
dl |
1.1 |
} |
23 |
|
|
|
24 |
dl |
1.4 |
static class TimedCallable<T> implements Callable<T> { |
25 |
tim |
1.10 |
private final ExecutorService exec; |
26 |
dl |
1.4 |
private final Callable<T> func; |
27 |
|
|
private final long msecs; |
28 |
|
|
|
29 |
tim |
1.10 |
TimedCallable(ExecutorService exec, Callable<T> func, long msecs) { |
30 |
dl |
1.4 |
this.exec = exec; |
31 |
|
|
this.func = func; |
32 |
|
|
this.msecs = msecs; |
33 |
|
|
} |
34 |
|
|
|
35 |
|
|
public T call() throws Exception { |
36 |
tim |
1.10 |
Future<T> ftask = exec.submit(func); |
37 |
dl |
1.4 |
try { |
38 |
|
|
return ftask.get(msecs, TimeUnit.MILLISECONDS); |
39 |
|
|
} finally { |
40 |
|
|
ftask.cancel(true); |
41 |
|
|
} |
42 |
|
|
} |
43 |
|
|
} |
44 |
|
|
|
45 |
|
|
|
46 |
|
|
private static class Fib implements Callable<BigInteger> { |
47 |
|
|
private final BigInteger n; |
48 |
|
|
Fib(long n) { |
49 |
|
|
if (n < 0) throw new IllegalArgumentException("need non-negative arg, but got " + n); |
50 |
|
|
this.n = BigInteger.valueOf(n); |
51 |
|
|
} |
52 |
|
|
public BigInteger call() { |
53 |
|
|
BigInteger f1 = BigInteger.ONE; |
54 |
|
|
BigInteger f2 = f1; |
55 |
|
|
for (BigInteger i = BigInteger.ZERO; i.compareTo(n) < 0; i = i.add(BigInteger.ONE)) { |
56 |
|
|
BigInteger t = f1.add(f2); |
57 |
|
|
f1 = f2; |
58 |
|
|
f2 = t; |
59 |
|
|
} |
60 |
|
|
return f1; |
61 |
|
|
} |
62 |
|
|
}; |
63 |
|
|
|
64 |
dl |
1.5 |
/** |
65 |
|
|
* A newCachedThreadPool can execute runnables |
66 |
|
|
*/ |
67 |
|
|
public void testNewCachedThreadPool1() { |
68 |
|
|
ExecutorService e = Executors.newCachedThreadPool(); |
69 |
|
|
e.execute(new NoOpRunnable()); |
70 |
|
|
e.execute(new NoOpRunnable()); |
71 |
|
|
e.execute(new NoOpRunnable()); |
72 |
|
|
e.shutdown(); |
73 |
|
|
} |
74 |
|
|
|
75 |
|
|
/** |
76 |
|
|
* A newCachedThreadPool with given ThreadFactory can execute runnables |
77 |
|
|
*/ |
78 |
|
|
public void testNewCachedThreadPool2() { |
79 |
dl |
1.6 |
ExecutorService e = Executors.newCachedThreadPool(new SimpleThreadFactory()); |
80 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
81 |
|
|
e.execute(new NoOpRunnable()); |
82 |
|
|
e.execute(new NoOpRunnable()); |
83 |
|
|
e.shutdown(); |
84 |
|
|
} |
85 |
|
|
|
86 |
|
|
/** |
87 |
|
|
* A newCachedThreadPool with null ThreadFactory throws NPE |
88 |
|
|
*/ |
89 |
|
|
public void testNewCachedThreadPool3() { |
90 |
|
|
try { |
91 |
|
|
ExecutorService e = Executors.newCachedThreadPool(null); |
92 |
|
|
shouldThrow(); |
93 |
|
|
} |
94 |
|
|
catch(NullPointerException success) { |
95 |
|
|
} |
96 |
|
|
} |
97 |
|
|
|
98 |
|
|
|
99 |
|
|
/** |
100 |
|
|
* A new SingleThreadExecutor can execute runnables |
101 |
|
|
*/ |
102 |
|
|
public void testNewSingleThreadExecutor1() { |
103 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(); |
104 |
|
|
e.execute(new NoOpRunnable()); |
105 |
|
|
e.execute(new NoOpRunnable()); |
106 |
|
|
e.execute(new NoOpRunnable()); |
107 |
|
|
e.shutdown(); |
108 |
|
|
} |
109 |
|
|
|
110 |
|
|
/** |
111 |
|
|
* A new SingleThreadExecutor with given ThreadFactory can execute runnables |
112 |
|
|
*/ |
113 |
|
|
public void testNewSingleThreadExecutor2() { |
114 |
dl |
1.6 |
ExecutorService e = Executors.newSingleThreadExecutor(new SimpleThreadFactory()); |
115 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
116 |
|
|
e.execute(new NoOpRunnable()); |
117 |
|
|
e.execute(new NoOpRunnable()); |
118 |
|
|
e.shutdown(); |
119 |
|
|
} |
120 |
|
|
|
121 |
|
|
/** |
122 |
|
|
* A new SingleThreadExecutor with null ThreadFactory throws NPE |
123 |
|
|
*/ |
124 |
|
|
public void testNewSingleThreadExecutor3() { |
125 |
|
|
try { |
126 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(null); |
127 |
|
|
shouldThrow(); |
128 |
|
|
} |
129 |
|
|
catch(NullPointerException success) { |
130 |
|
|
} |
131 |
|
|
} |
132 |
|
|
|
133 |
|
|
/** |
134 |
dl |
1.11 |
* A new SingleThreadExecutor cannot be casted to concrete implementation |
135 |
|
|
*/ |
136 |
|
|
public void testCastNewSingleThreadExecutor() { |
137 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(); |
138 |
|
|
try { |
139 |
|
|
ThreadPoolExecutor tpe = (ThreadPoolExecutor)e; |
140 |
|
|
} catch (ClassCastException success) { |
141 |
|
|
} finally { |
142 |
|
|
joinPool(e); |
143 |
|
|
} |
144 |
|
|
} |
145 |
|
|
|
146 |
|
|
|
147 |
|
|
/** |
148 |
dl |
1.5 |
* A new newFixedThreadPool can execute runnables |
149 |
|
|
*/ |
150 |
|
|
public void testNewFixedThreadPool1() { |
151 |
|
|
ExecutorService e = Executors.newFixedThreadPool(2); |
152 |
|
|
e.execute(new NoOpRunnable()); |
153 |
|
|
e.execute(new NoOpRunnable()); |
154 |
|
|
e.execute(new NoOpRunnable()); |
155 |
|
|
e.shutdown(); |
156 |
|
|
} |
157 |
|
|
|
158 |
|
|
/** |
159 |
|
|
* A new newFixedThreadPool with given ThreadFactory can execute runnables |
160 |
|
|
*/ |
161 |
|
|
public void testNewFixedThreadPool2() { |
162 |
dl |
1.6 |
ExecutorService e = Executors.newFixedThreadPool(2, new SimpleThreadFactory()); |
163 |
dl |
1.5 |
e.execute(new NoOpRunnable()); |
164 |
|
|
e.execute(new NoOpRunnable()); |
165 |
|
|
e.execute(new NoOpRunnable()); |
166 |
|
|
e.shutdown(); |
167 |
|
|
} |
168 |
|
|
|
169 |
|
|
/** |
170 |
|
|
* A new newFixedThreadPool with null ThreadFactory throws NPE |
171 |
|
|
*/ |
172 |
|
|
public void testNewFixedThreadPool3() { |
173 |
|
|
try { |
174 |
|
|
ExecutorService e = Executors.newFixedThreadPool(2, null); |
175 |
|
|
shouldThrow(); |
176 |
|
|
} |
177 |
|
|
catch(NullPointerException success) { |
178 |
|
|
} |
179 |
|
|
} |
180 |
|
|
|
181 |
|
|
/** |
182 |
|
|
* A new newFixedThreadPool with 0 threads throws IAE |
183 |
|
|
*/ |
184 |
|
|
public void testNewFixedThreadPool4() { |
185 |
|
|
try { |
186 |
|
|
ExecutorService e = Executors.newFixedThreadPool(0); |
187 |
|
|
shouldThrow(); |
188 |
|
|
} |
189 |
|
|
catch(IllegalArgumentException success) { |
190 |
|
|
} |
191 |
|
|
} |
192 |
dl |
1.1 |
|
193 |
dl |
1.2 |
|
194 |
|
|
/** |
195 |
dl |
1.11 |
* An unconfigurable newFixedThreadPool can execute runnables |
196 |
|
|
*/ |
197 |
|
|
public void testunconfigurableExecutorService() { |
198 |
|
|
ExecutorService e = Executors.unconfigurableExecutorService(Executors.newFixedThreadPool(2)); |
199 |
|
|
e.execute(new NoOpRunnable()); |
200 |
|
|
e.execute(new NoOpRunnable()); |
201 |
|
|
e.execute(new NoOpRunnable()); |
202 |
|
|
e.shutdown(); |
203 |
|
|
} |
204 |
|
|
|
205 |
|
|
/** |
206 |
|
|
* unconfigurableExecutorService(null) throws NPE |
207 |
|
|
*/ |
208 |
|
|
public void testunconfigurableExecutorServiceNPE() { |
209 |
|
|
try { |
210 |
|
|
ExecutorService e = Executors.unconfigurableExecutorService(null); |
211 |
|
|
} |
212 |
|
|
catch (NullPointerException success) { |
213 |
|
|
} |
214 |
|
|
} |
215 |
|
|
|
216 |
|
|
/** |
217 |
|
|
* unconfigurableScheduledExecutorService(null) throws NPE |
218 |
|
|
*/ |
219 |
|
|
public void testunconfigurableScheduledExecutorServiceNPE() { |
220 |
|
|
try { |
221 |
|
|
ExecutorService e = Executors.unconfigurableScheduledExecutorService(null); |
222 |
|
|
} |
223 |
|
|
catch (NullPointerException success) { |
224 |
|
|
} |
225 |
|
|
} |
226 |
|
|
|
227 |
|
|
|
228 |
|
|
/** |
229 |
|
|
* a newSingleThreadScheduledExecutor successfully runs delayed task |
230 |
|
|
*/ |
231 |
|
|
public void testNewSingleThreadScheduledExecutor() { |
232 |
|
|
try { |
233 |
|
|
TrackedCallable callable = new TrackedCallable(); |
234 |
|
|
ScheduledExecutorService p1 = Executors.newSingleThreadScheduledExecutor(); |
235 |
|
|
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
236 |
|
|
assertFalse(callable.done); |
237 |
|
|
Thread.sleep(MEDIUM_DELAY_MS); |
238 |
|
|
assertTrue(callable.done); |
239 |
|
|
assertEquals(Boolean.TRUE, f.get()); |
240 |
|
|
p1.shutdown(); |
241 |
|
|
joinPool(p1); |
242 |
|
|
} catch(RejectedExecutionException e){} |
243 |
|
|
catch(Exception e){ |
244 |
|
|
e.printStackTrace(); |
245 |
|
|
unexpectedException(); |
246 |
|
|
} |
247 |
|
|
} |
248 |
|
|
|
249 |
|
|
/** |
250 |
|
|
* a newScheduledThreadPool successfully runs delayed task |
251 |
|
|
*/ |
252 |
|
|
public void testnewScheduledThreadPool() { |
253 |
|
|
try { |
254 |
|
|
TrackedCallable callable = new TrackedCallable(); |
255 |
|
|
ScheduledExecutorService p1 = Executors.newScheduledThreadPool(2); |
256 |
|
|
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
257 |
|
|
assertFalse(callable.done); |
258 |
|
|
Thread.sleep(MEDIUM_DELAY_MS); |
259 |
|
|
assertTrue(callable.done); |
260 |
|
|
assertEquals(Boolean.TRUE, f.get()); |
261 |
|
|
p1.shutdown(); |
262 |
|
|
joinPool(p1); |
263 |
|
|
} catch(RejectedExecutionException e){} |
264 |
|
|
catch(Exception e){ |
265 |
|
|
e.printStackTrace(); |
266 |
|
|
unexpectedException(); |
267 |
|
|
} |
268 |
|
|
} |
269 |
|
|
|
270 |
|
|
/** |
271 |
|
|
* an unconfigurable newScheduledThreadPool successfully runs delayed task |
272 |
|
|
*/ |
273 |
|
|
public void testunconfigurableScheduledExecutorService() { |
274 |
|
|
try { |
275 |
|
|
TrackedCallable callable = new TrackedCallable(); |
276 |
|
|
ScheduledExecutorService p1 = Executors.unconfigurableScheduledExecutorService(Executors.newScheduledThreadPool(2)); |
277 |
|
|
Future f = p1.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
278 |
|
|
assertFalse(callable.done); |
279 |
|
|
Thread.sleep(MEDIUM_DELAY_MS); |
280 |
|
|
assertTrue(callable.done); |
281 |
|
|
assertEquals(Boolean.TRUE, f.get()); |
282 |
|
|
p1.shutdown(); |
283 |
|
|
joinPool(p1); |
284 |
|
|
} catch(RejectedExecutionException e){} |
285 |
|
|
catch(Exception e){ |
286 |
|
|
e.printStackTrace(); |
287 |
|
|
unexpectedException(); |
288 |
|
|
} |
289 |
|
|
} |
290 |
|
|
|
291 |
|
|
/** |
292 |
dl |
1.4 |
* timeouts from execute will time out if they compute too long. |
293 |
dl |
1.2 |
*/ |
294 |
|
|
public void testTimedCallable() { |
295 |
|
|
int N = 10000; |
296 |
|
|
ExecutorService executor = Executors.newSingleThreadExecutor(); |
297 |
|
|
List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N); |
298 |
|
|
try { |
299 |
|
|
long startTime = System.currentTimeMillis(); |
300 |
|
|
|
301 |
|
|
long i = 0; |
302 |
|
|
while (tasks.size() < N) { |
303 |
|
|
tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1)); |
304 |
|
|
i += 10; |
305 |
|
|
} |
306 |
|
|
|
307 |
|
|
int iters = 0; |
308 |
|
|
BigInteger sum = BigInteger.ZERO; |
309 |
|
|
for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) { |
310 |
|
|
try { |
311 |
|
|
++iters; |
312 |
|
|
sum = sum.add(it.next().call()); |
313 |
|
|
} |
314 |
|
|
catch (TimeoutException success) { |
315 |
|
|
assertTrue(iters > 0); |
316 |
|
|
return; |
317 |
|
|
} |
318 |
|
|
catch (Exception e) { |
319 |
dl |
1.4 |
unexpectedException(); |
320 |
dl |
1.2 |
} |
321 |
|
|
} |
322 |
|
|
// if by chance we didn't ever time out, total time must be small |
323 |
|
|
long elapsed = System.currentTimeMillis() - startTime; |
324 |
|
|
assertTrue(elapsed < N); |
325 |
|
|
} |
326 |
|
|
finally { |
327 |
dl |
1.3 |
joinPool(executor); |
328 |
dl |
1.2 |
} |
329 |
|
|
} |
330 |
|
|
|
331 |
|
|
|
332 |
dl |
1.8 |
/** |
333 |
|
|
* ThreadPoolExecutor using defaultThreadFactory has |
334 |
|
|
* specified group, priority, daemon status, and name |
335 |
|
|
*/ |
336 |
|
|
public void testDefaultThreadFactory() { |
337 |
tim |
1.9 |
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
338 |
|
|
Runnable r = new Runnable() { |
339 |
|
|
public void run() { |
340 |
|
|
Thread current = Thread.currentThread(); |
341 |
|
|
threadAssertTrue(!current.isDaemon()); |
342 |
|
|
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
343 |
|
|
ThreadGroup g = current.getThreadGroup(); |
344 |
|
|
SecurityManager s = System.getSecurityManager(); |
345 |
|
|
if (s != null) |
346 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
347 |
|
|
else |
348 |
|
|
threadAssertTrue(g == egroup); |
349 |
|
|
String name = current.getName(); |
350 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
351 |
|
|
} |
352 |
|
|
}; |
353 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory()); |
354 |
|
|
|
355 |
|
|
e.execute(r); |
356 |
|
|
e.shutdown(); |
357 |
|
|
try { |
358 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
359 |
|
|
} catch (Exception eX) { |
360 |
|
|
unexpectedException(); |
361 |
|
|
} finally { |
362 |
|
|
joinPool(e); |
363 |
|
|
} |
364 |
dl |
1.8 |
} |
365 |
|
|
|
366 |
|
|
/** |
367 |
|
|
* ThreadPoolExecutor using privilegedThreadFactory has |
368 |
|
|
* specified group, priority, daemon status, name, |
369 |
|
|
* access control context and context class loader |
370 |
|
|
*/ |
371 |
|
|
public void testPrivilegedThreadFactory() { |
372 |
tim |
1.9 |
Policy savedPolicy = Policy.getPolicy(); |
373 |
dl |
1.8 |
AdjustablePolicy policy = new AdjustablePolicy(); |
374 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
375 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
376 |
tim |
1.9 |
Policy.setPolicy(policy); |
377 |
|
|
final ThreadGroup egroup = Thread.currentThread().getThreadGroup(); |
378 |
|
|
final ClassLoader thisccl = Thread.currentThread().getContextClassLoader(); |
379 |
dl |
1.8 |
final AccessControlContext thisacc = AccessController.getContext(); |
380 |
tim |
1.9 |
Runnable r = new Runnable() { |
381 |
|
|
public void run() { |
382 |
|
|
Thread current = Thread.currentThread(); |
383 |
|
|
threadAssertTrue(!current.isDaemon()); |
384 |
|
|
threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY); |
385 |
|
|
ThreadGroup g = current.getThreadGroup(); |
386 |
|
|
SecurityManager s = System.getSecurityManager(); |
387 |
|
|
if (s != null) |
388 |
|
|
threadAssertTrue(g == s.getThreadGroup()); |
389 |
|
|
else |
390 |
|
|
threadAssertTrue(g == egroup); |
391 |
|
|
String name = current.getName(); |
392 |
|
|
threadAssertTrue(name.endsWith("thread-1")); |
393 |
|
|
threadAssertTrue(thisccl == current.getContextClassLoader()); |
394 |
|
|
threadAssertTrue(thisacc.equals(AccessController.getContext())); |
395 |
|
|
} |
396 |
|
|
}; |
397 |
|
|
ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory()); |
398 |
|
|
|
399 |
|
|
Policy.setPolicy(savedPolicy); |
400 |
|
|
e.execute(r); |
401 |
|
|
e.shutdown(); |
402 |
|
|
try { |
403 |
|
|
Thread.sleep(SHORT_DELAY_MS); |
404 |
|
|
} catch (Exception ex) { |
405 |
|
|
unexpectedException(); |
406 |
|
|
} finally { |
407 |
|
|
joinPool(e); |
408 |
|
|
} |
409 |
dl |
1.1 |
|
410 |
dl |
1.8 |
} |
411 |
dl |
1.11 |
|
412 |
|
|
static class CheckCCL implements Callable<Object> { |
413 |
|
|
public Object call() { |
414 |
|
|
AccessControlContext acc = AccessController.getContext(); |
415 |
|
|
acc.checkPermission(new RuntimePermission("getContextClassLoader")); |
416 |
|
|
return null; |
417 |
|
|
} |
418 |
|
|
} |
419 |
|
|
|
420 |
|
|
|
421 |
|
|
/** |
422 |
|
|
* Without class loader permissions, creating |
423 |
|
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
424 |
|
|
*/ |
425 |
|
|
public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() { |
426 |
|
|
Policy savedPolicy = Policy.getPolicy(); |
427 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
428 |
|
|
Policy.setPolicy(policy); |
429 |
|
|
try { |
430 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
431 |
|
|
shouldThrow(); |
432 |
|
|
} catch(AccessControlException success) { |
433 |
|
|
} catch(Exception ex) { |
434 |
|
|
unexpectedException(); |
435 |
|
|
} |
436 |
|
|
finally { |
437 |
|
|
Policy.setPolicy(savedPolicy); |
438 |
|
|
} |
439 |
|
|
} |
440 |
|
|
|
441 |
|
|
/** |
442 |
|
|
* Without class loader permissions, calling |
443 |
|
|
* privilegedCallableUsingCurrentClassLoader throws ACE |
444 |
|
|
*/ |
445 |
|
|
public void testprivilegedCallableUsingCCLWithPrivs() { |
446 |
|
|
Policy savedPolicy = Policy.getPolicy(); |
447 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
448 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
449 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
450 |
|
|
Policy.setPolicy(policy); |
451 |
|
|
try { |
452 |
|
|
Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable()); |
453 |
|
|
task.call(); |
454 |
|
|
} catch(Exception ex) { |
455 |
|
|
unexpectedException(); |
456 |
|
|
} |
457 |
|
|
finally { |
458 |
|
|
Policy.setPolicy(savedPolicy); |
459 |
|
|
} |
460 |
|
|
} |
461 |
|
|
|
462 |
|
|
/** |
463 |
|
|
* Without permissions, calling privilegedCallable throws ACE |
464 |
|
|
*/ |
465 |
|
|
public void testprivilegedCallableWithNoPrivs() { |
466 |
|
|
Policy savedPolicy = Policy.getPolicy(); |
467 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
468 |
|
|
Policy.setPolicy(policy); |
469 |
|
|
Callable task = Executors.privilegedCallable(new CheckCCL()); |
470 |
|
|
Policy.setPolicy(savedPolicy); |
471 |
|
|
try { |
472 |
|
|
task.call(); |
473 |
|
|
shouldThrow(); |
474 |
|
|
} catch(AccessControlException success) { |
475 |
|
|
} catch(Exception ex) { |
476 |
|
|
unexpectedException(); |
477 |
|
|
} finally { |
478 |
|
|
} |
479 |
|
|
} |
480 |
|
|
|
481 |
|
|
/** |
482 |
|
|
* With permissions, calling privilegedCallable succeeds |
483 |
|
|
*/ |
484 |
|
|
public void testprivilegedCallableWithPrivs() { |
485 |
|
|
Policy savedPolicy = Policy.getPolicy(); |
486 |
|
|
AdjustablePolicy policy = new AdjustablePolicy(); |
487 |
|
|
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
488 |
|
|
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
489 |
|
|
Policy.setPolicy(policy); |
490 |
|
|
Callable task = Executors.privilegedCallable(new CheckCCL()); |
491 |
|
|
try { |
492 |
|
|
task.call(); |
493 |
|
|
} catch(Exception ex) { |
494 |
|
|
unexpectedException(); |
495 |
|
|
} finally { |
496 |
|
|
Policy.setPolicy(savedPolicy); |
497 |
|
|
} |
498 |
|
|
} |
499 |
|
|
|
500 |
|
|
/** |
501 |
|
|
* callable(Runnable) returns null when called |
502 |
|
|
*/ |
503 |
|
|
public void testCallable1() { |
504 |
|
|
try { |
505 |
|
|
Callable c = Executors.callable(new NoOpRunnable()); |
506 |
|
|
assertNull(c.call()); |
507 |
|
|
} catch(Exception ex) { |
508 |
|
|
unexpectedException(); |
509 |
|
|
} |
510 |
|
|
|
511 |
|
|
} |
512 |
|
|
|
513 |
|
|
/** |
514 |
|
|
* callable(Runnable, result) returns result when called |
515 |
|
|
*/ |
516 |
|
|
public void testCallable2() { |
517 |
|
|
try { |
518 |
|
|
Callable c = Executors.callable(new NoOpRunnable(), one); |
519 |
|
|
assertEquals(one, c.call()); |
520 |
|
|
} catch(Exception ex) { |
521 |
|
|
unexpectedException(); |
522 |
|
|
} |
523 |
|
|
} |
524 |
|
|
|
525 |
|
|
/** |
526 |
|
|
* callable(PrivilegedAction) returns its result when called |
527 |
|
|
*/ |
528 |
|
|
public void testCallable3() { |
529 |
|
|
try { |
530 |
|
|
Callable c = Executors.callable(new PrivilegedAction() { |
531 |
|
|
public Object run() { return one; }}); |
532 |
|
|
assertEquals(one, c.call()); |
533 |
|
|
} catch(Exception ex) { |
534 |
|
|
unexpectedException(); |
535 |
|
|
} |
536 |
|
|
} |
537 |
|
|
|
538 |
|
|
/** |
539 |
|
|
* callable(PrivilegedExceptionAction) returns its result when called |
540 |
|
|
*/ |
541 |
|
|
public void testCallable4() { |
542 |
|
|
try { |
543 |
|
|
Callable c = Executors.callable(new PrivilegedExceptionAction() { |
544 |
|
|
public Object run() { return one; }}); |
545 |
|
|
assertEquals(one, c.call()); |
546 |
|
|
} catch(Exception ex) { |
547 |
|
|
unexpectedException(); |
548 |
|
|
} |
549 |
|
|
} |
550 |
|
|
|
551 |
|
|
|
552 |
|
|
/** |
553 |
|
|
* callable(null Runnable) throws NPE |
554 |
|
|
*/ |
555 |
|
|
public void testCallableNPE1() { |
556 |
|
|
try { |
557 |
|
|
Runnable r = null; |
558 |
|
|
Callable c = Executors.callable(r); |
559 |
|
|
} catch (NullPointerException success) { |
560 |
|
|
} |
561 |
|
|
} |
562 |
|
|
|
563 |
|
|
/** |
564 |
|
|
* callable(null, result) throws NPE |
565 |
|
|
*/ |
566 |
|
|
public void testCallableNPE2() { |
567 |
|
|
try { |
568 |
|
|
Runnable r = null; |
569 |
|
|
Callable c = Executors.callable(r, one); |
570 |
|
|
} catch (NullPointerException success) { |
571 |
|
|
} |
572 |
|
|
} |
573 |
|
|
|
574 |
|
|
/** |
575 |
|
|
* callable(null PrivilegedAction) throws NPE |
576 |
|
|
*/ |
577 |
|
|
public void testCallableNPE3() { |
578 |
|
|
try { |
579 |
|
|
PrivilegedAction r = null; |
580 |
|
|
Callable c = Executors.callable(r); |
581 |
|
|
} catch (NullPointerException success) { |
582 |
|
|
} |
583 |
|
|
} |
584 |
|
|
|
585 |
|
|
/** |
586 |
|
|
* callable(null PrivilegedExceptionAction) throws NPE |
587 |
|
|
*/ |
588 |
|
|
public void testCallableNPE4() { |
589 |
|
|
try { |
590 |
|
|
PrivilegedExceptionAction r = null; |
591 |
|
|
Callable c = Executors.callable(r); |
592 |
|
|
} catch (NullPointerException success) { |
593 |
|
|
} |
594 |
|
|
} |
595 |
|
|
|
596 |
dl |
1.1 |
|
597 |
|
|
} |