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root/jsr166/jsr166/src/test/tck/ExecutorsTest.java

Comparing jsr166/src/test/tck/ExecutorsTest.java (file contents):
Revision 1.8 by dl, Sat Nov 1 18:37:02 2003 UTC vs.
Revision 1.12 by dl, Sat Dec 27 19:26:43 2003 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* 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		*/
8
9
#	Line 14 | Line 15 | import java.security.*;
15
16		public class ExecutorsTest extends JSR166TestCase{
17		public static void main(String[] args) {
18	<	junit.textui.TestRunner.run (suite());
18	>	junit.textui.TestRunner.run (suite());
19		}
20		public static Test suite() {
21	<	return new TestSuite(ExecutorsTest.class);
21	<	}
22	<
23	<	private static final String TEST_STRING = "a test string";
24	<
25	<	private static class StringTask implements Callable<String> {
26	<	public String call() { return TEST_STRING; }
27	<	}
28	<
29	<	static class DirectExecutor implements Executor {
30	<	public void execute(Runnable r) {
31	<	r.run();
32	<	}
21	>	return new TestSuite(ExecutorsTest.class);
22		}
23
24		static class TimedCallable<T> implements Callable<T> {
25	<	private final Executor exec;
25	>	private final ExecutorService exec;
26		private final Callable<T> func;
27		private final long msecs;
28
29	<	TimedCallable(Executor exec, Callable<T> func, long msecs) {
29	>	TimedCallable(ExecutorService exec, Callable<T> func, long msecs) {
30		this.exec = exec;
31		this.func = func;
32		this.msecs = msecs;
33		}
34
35		public T call() throws Exception {
36	<	Future<T> ftask = Executors.execute(exec, func);
36	>	Future<T> ftask = exec.submit(func);
37		try {
38		return ftask.get(msecs, TimeUnit.MILLISECONDS);
39		} finally {
#	Line 142 | Line 131 | public class ExecutorsTest extends JSR16
131		}
132
133		/**
134	+	* 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		* A new newFixedThreadPool can execute runnables
149		*/
150		public void testNewFixedThreadPool1() {
#	Line 187 | Line 190 | public class ExecutorsTest extends JSR16
190		}
191		}
192
193	+
194		/**
195	<	* execute of runnable runs it to completion
195	>	* An unconfigurable newFixedThreadPool can execute runnables
196		*/
197	<	public void testExecuteRunnable() {
198	<	try {
199	<	Executor e = new DirectExecutor();
200	<	TrackedShortRunnable task = new TrackedShortRunnable();
201	<	assertFalse(task.done);
202	<	Future<String> future = Executors.execute(e, task, TEST_STRING);
199	<	String result = future.get();
200	<	assertTrue(task.done);
201	<	assertSame(TEST_STRING, result);
202	<	}
203	<	catch (ExecutionException ex) {
204	<	unexpectedException();
205	<	}
206	<	catch (InterruptedException ex) {
207	<	unexpectedException();
208	<	}
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	<	* invoke of a runnable runs it to completion
206	>	* unconfigurableExecutorService(null) throws NPE
207		*/
208	<	public void testInvokeRunnable() {
208	>	public void testunconfigurableExecutorServiceNPE() {
209		try {
210	<	Executor e = new DirectExecutor();
217	<	TrackedShortRunnable task = new TrackedShortRunnable();
218	<	assertFalse(task.done);
219	<	Executors.invoke(e, task);
220	<	assertTrue(task.done);
210	>	ExecutorService e = Executors.unconfigurableExecutorService(null);
211		}
212	<	catch (ExecutionException ex) {
223	<	unexpectedException();
224	<	}
225	<	catch (InterruptedException ex) {
226	<	unexpectedException();
212	>	catch (NullPointerException success) {
213		}
214		}
215
216		/**
217	<	* execute of a callable runs it to completion
217	>	* unconfigurableScheduledExecutorService(null) throws NPE
218		*/
219	<	public void testExecuteCallable() {
219	>	public void testunconfigurableScheduledExecutorServiceNPE() {
220		try {
221	<	Executor e = new DirectExecutor();
236	<	Future<String> future = Executors.execute(e, new StringTask());
237	<	String result = future.get();
238	<	assertSame(TEST_STRING, result);
239	<	}
240	<	catch (ExecutionException ex) {
241	<	unexpectedException();
221	>	ExecutorService e = Executors.unconfigurableScheduledExecutorService(null);
222		}
223	<	catch (InterruptedException ex) {
244	<	unexpectedException();
223	>	catch (NullPointerException success) {
224		}
225		}
226
227
228		/**
229	<	* execute of a privileged action runs it to completion
229	>	* a newSingleThreadScheduledExecutor successfully runs delayed task
230		*/
231	<	public void testExecutePrivilegedAction() {
232	<	Policy savedPolicy = Policy.getPolicy();
233	<	AdjustablePolicy policy = new AdjustablePolicy();
234	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
235	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
236	<	Policy.setPolicy(policy);
237	<	try {
238	<	Executor e = new DirectExecutor();
239	<	Future future = Executors.execute(e, new PrivilegedAction() {
240	<	public Object run() {
241	<	return TEST_STRING;
242	<	}});
243	<
244	<	Object result = future.get();
266	<	assertSame(TEST_STRING, result);
267	<	}
268	<	catch (ExecutionException ex) {
269	<	unexpectedException();
270	<	}
271	<	catch (InterruptedException ex) {
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		}
274	–	finally {
275	–	Policy.setPolicy(savedPolicy);
276	–	}
247		}
248
249		/**
250	<	* execute of a privileged exception action runs it to completion
250	>	* a newScheduledThreadPool successfully runs delayed task
251		*/
252	<	public void testExecutePrivilegedExceptionAction() {
253	<	Policy savedPolicy = Policy.getPolicy();
254	<	AdjustablePolicy policy = new AdjustablePolicy();
255	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
256	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
257	<	Policy.setPolicy(policy);
258	<	try {
259	<	Executor e = new DirectExecutor();
260	<	Future future = Executors.execute(e, new PrivilegedExceptionAction() {
261	<	public Object run() {
262	<	return TEST_STRING;
263	<	}});
264	<
265	<	Object result = future.get();
296	<	assertSame(TEST_STRING, result);
297	<	}
298	<	catch (ExecutionException ex) {
299	<	unexpectedException();
300	<	}
301	<	catch (InterruptedException ex) {
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		}
304	–	finally {
305	–	Policy.setPolicy(savedPolicy);
306	–	}
268		}
269
270		/**
271	<	* execute of a failed privileged exception action reports exception
271	>	* an unconfigurable  newScheduledThreadPool successfully runs delayed task
272		*/
273	<	public void testExecuteFailedPrivilegedExceptionAction() {
274	<	Policy savedPolicy = Policy.getPolicy();
275	<	AdjustablePolicy policy = new AdjustablePolicy();
276	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
277	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
278	<	Policy.setPolicy(policy);
279	<	try {
280	<	Executor e = new DirectExecutor();
281	<	Future future = Executors.execute(e, new PrivilegedExceptionAction() {
282	<	public Object run() throws Exception {
283	<	throw new IndexOutOfBoundsException();
284	<	}});
285	<
286	<	Object result = future.get();
326	<	shouldThrow();
327	<	}
328	<	catch (ExecutionException success) {
329	<	}
330	<	catch (InterruptedException ex) {
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		}
333	–	finally {
334	–	Policy.setPolicy(savedPolicy);
335	–	}
289		}
290
291		/**
292	<	* invoke of a collable runs it to completion
292	>	*  timeouts from execute will time out if they compute too long.
293		*/
294	<	public void testInvokeCallable() {
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	<	Executor e = new DirectExecutor();
300	<	String result = Executors.invoke(e, new StringTask());
301	<
302	<	assertSame(TEST_STRING, result);
303	<	}
304	<	catch (ExecutionException ex) {
305	<	unexpectedException();
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	>	unexpectedException();
320	>	}
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	<	catch (InterruptedException ex) {
327	<	unexpectedException();
326	>	finally {
327	>	joinPool(executor);
328		}
329		}
330
331	+
332		/**
333	<	* execute with null executor throws NPE
333	>	* ThreadPoolExecutor using defaultThreadFactory has
334	>	* specified group, priority, daemon status, and name
335		*/
336	<	public void testNullExecuteRunnable() {
336	>	public void testDefaultThreadFactory() {
337	>	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	<	TrackedShortRunnable task = new TrackedShortRunnable();
359	<	assertFalse(task.done);
363	<	Future<String> future = Executors.execute(null, task, TEST_STRING);
364	<	shouldThrow();
365	<	}
366	<	catch (NullPointerException success) {
367	<	}
368	<	catch (Exception ex) {
358	>	Thread.sleep(SHORT_DELAY_MS);
359	>	} catch (Exception eX) {
360		unexpectedException();
361	+	} finally {
362	+	joinPool(e);
363		}
364		}
365
366		/**
367	<	* execute with a null runnable throws NPE
367	>	* ThreadPoolExecutor using privilegedThreadFactory has
368	>	* specified group, priority, daemon status, name,
369	>	* access control context and context class loader
370		*/
371	<	public void testExecuteNullRunnable() {
371	>	public void testPrivilegedThreadFactory() {
372	>	Policy savedPolicy = Policy.getPolicy();
373	>	AdjustablePolicy policy = new AdjustablePolicy();
374	>	policy.addPermission(new RuntimePermission("getContextClassLoader"));
375	>	policy.addPermission(new RuntimePermission("setContextClassLoader"));
376	>	Policy.setPolicy(policy);
377	>	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
378	>	final ClassLoader thisccl = Thread.currentThread().getContextClassLoader();
379	>	final AccessControlContext thisacc = AccessController.getContext();
380	>	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	<	Executor e = new DirectExecutor();
404	<	TrackedShortRunnable task = null;
380	<	Future<String> future = Executors.execute(e, task, TEST_STRING);
381	<	shouldThrow();
382	<	}
383	<	catch (NullPointerException success) {
384	<	}
385	<	catch (Exception ex) {
403	>	Thread.sleep(SHORT_DELAY_MS);
404	>	} catch (Exception ex) {
405		unexpectedException();
406	+	} finally {
407	+	joinPool(e);
408	+	}
409	+
410	+	}
411	+
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	<	* invoke of a null runnable throws NPE
422	>	* Without class loader permissions, creating
423	>	* privilegedCallableUsingCurrentClassLoader throws ACE
424		*/
425	<	public void testInvokeNullRunnable() {
425	>	public void testCreatePrivilegedCallableUsingCCLWithNoPrivs() {
426	>	Policy savedPolicy = Policy.getPolicy();
427	>	AdjustablePolicy policy = new AdjustablePolicy();
428	>	Policy.setPolicy(policy);
429		try {
430	<	Executor e = new DirectExecutor();
396	<	TrackedShortRunnable task = null;
397	<	Executors.invoke(e, task);
430	>	Callable task = Executors.privilegedCallableUsingCurrentClassLoader(new NoOpCallable());
431		shouldThrow();
432	<	}
433	<	catch (NullPointerException success) {
401	<	}
402	<	catch (Exception ex) {
432	>	} catch(AccessControlException success) {
433	>	} catch(Exception ex) {
434		unexpectedException();
435	+	}
436	+	finally {
437	+	Policy.setPolicy(savedPolicy);
438		}
439		}
440
441		/**
442	<	* execute of a null callable throws NPE
442	>	* Without class loader permissions, calling
443	>	* privilegedCallableUsingCurrentClassLoader throws ACE
444		*/
445	<	public void testExecuteNullCallable() {
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	<	Executor e = new DirectExecutor();
453	<	StringTask t = null;
454	<	Future<String> future = Executors.execute(e, t);
415	<	shouldThrow();
416	<	}
417	<	catch (NullPointerException success) {
418	<	}
419	<	catch (Exception ex) {
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	<	* invoke of a null callable throws NPE
463	>	* Without permissions, calling privilegedCallable throws ACE
464		*/
465	<	public void testInvokeNullCallable() {
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	<	Executor e = new DirectExecutor();
430	<	StringTask t = null;
431	<	String result = Executors.invoke(e, t);
472	>	task.call();
473		shouldThrow();
474	<	}
475	<	catch (NullPointerException success) {
435	<	}
436	<	catch (Exception ex) {
474	>	} catch(AccessControlException success) {
475	>	} catch(Exception ex) {
476		unexpectedException();
477	+	} finally {
478		}
479		}
480
481		/**
482	<	*  execute(Executor, Runnable) throws RejectedExecutionException
443	<	*  if saturated.
482	>	* With permissions, calling privilegedCallable succeeds
483		*/
484	<	public void testExecute1() {
485	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
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	<
493	<	for(int i = 0; i < 5; ++i){
494	<	Executors.execute(p, new MediumRunnable(), Boolean.TRUE);
495	<	}
496	<	shouldThrow();
497	<	} catch(RejectedExecutionException success){}
454	<	joinPool(p);
492	>	task.call();
493	>	} catch(Exception ex) {
494	>	unexpectedException();
495	>	} finally {
496	>	Policy.setPolicy(savedPolicy);
497	>	}
498		}
499
500		/**
501	<	*  execute(Executor, Callable)throws RejectedExecutionException
502	<	*  if saturated.
503	<	*/
461	<	public void testExecute2() {
462	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
501	>	* callable(Runnable) returns null when called
502	>	*/
503	>	public void testCallable1() {
504		try {
505	<	for(int i = 0; i < 5; ++i) {
506	<	Executors.execute(p, new SmallCallable());
507	<	}
508	<	shouldThrow();
509	<	} catch(RejectedExecutionException e){}
510	<	joinPool(p);
505	>	Callable c = Executors.callable(new NoOpRunnable());
506	>	assertNull(c.call());
507	>	} catch(Exception ex) {
508	>	unexpectedException();
509	>	}
510	>
511		}
512
472	–
513		/**
514	<	*  invoke(Executor, Runnable) throws InterruptedException if
515	<	*  caller interrupted.
516	<	*/
477	<	public void testInterruptedInvoke() {
478	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
479	<	Thread t = new Thread(new Runnable() {
480	<	public void run() {
481	<	try {
482	<	Executors.invoke(p,new Runnable() {
483	<	public void run() {
484	<	try {
485	<	Thread.sleep(MEDIUM_DELAY_MS);
486	<	shouldThrow();
487	<	} catch(InterruptedException e){
488	<	}
489	<	}
490	<	});
491	<	} catch(InterruptedException success){
492	<	} catch(Exception e) {
493	<	unexpectedException();
494	<	}
495	<
496	<	}
497	<	});
514	>	* callable(Runnable, result) returns result when called
515	>	*/
516	>	public void testCallable2() {
517		try {
518	<	t.start();
519	<	Thread.sleep(SHORT_DELAY_MS);
520	<	t.interrupt();
502	<	} catch(Exception e){
518	>	Callable c = Executors.callable(new NoOpRunnable(), one);
519	>	assertEquals(one, c.call());
520	>	} catch(Exception ex) {
521		unexpectedException();
522		}
505	–	joinPool(p);
523		}
524
525		/**
526	<	*  invoke(Executor, Runnable) throws ExecutionException if
527	<	*  runnable throws exception.
528	<	*/
512	<	public void testInvoke3() {
513	<	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
526	>	* callable(PrivilegedAction) returns its result when called
527	>	*/
528	>	public void testCallable3() {
529		try {
530	<	Runnable r = new Runnable() {
531	<	public void run() {
532	<	int i = 5/0;
533	<	}
519	<	};
520	<
521	<	for(int i =0; i < 5; i++){
522	<	Executors.invoke(p,r);
523	<	}
524	<
525	<	shouldThrow();
526	<	} catch(ExecutionException success){
527	<	} catch(Exception e){
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		}
530	–	joinPool(p);
536		}
537
533	–
534	–
538		/**
539	<	*  invoke(Executor, Callable) throws InterruptedException if
540	<	*  callable throws exception
541	<	*/
539	<	public void testInvoke5() {
540	<	final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
541	<
542	<	final Callable c = new Callable() {
543	<	public Object call() {
544	<	try {
545	<	Executors.invoke(p, new SmallCallable());
546	<	shouldThrow();
547	<	} catch(InterruptedException e){}
548	<	catch(RejectedExecutionException e2){}
549	<	catch(ExecutionException e3){}
550	<	return Boolean.TRUE;
551	<	}
552	<	};
553	<
554	<
555	<
556	<	Thread t = new Thread(new Runnable() {
557	<	public void run() {
558	<	try {
559	<	c.call();
560	<	} catch(Exception e){}
561	<	}
562	<	});
539	>	* callable(PrivilegedExceptionAction) returns its result when called
540	>	*/
541	>	public void testCallable4() {
542		try {
543	<	t.start();
544	<	Thread.sleep(SHORT_DELAY_MS);
545	<	t.interrupt();
546	<	t.join();
568	<	} catch(InterruptedException e){
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		}
571	–
572	–	joinPool(p);
549		}
550
575	–	/**
576	–	*  invoke(Executor, Callable) will throw ExecutionException
577	–	*  if callable throws exception
578	–	*/
579	–	public void testInvoke6() {
580	–	ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
551
552	+	/**
553	+	* callable(null Runnable) throws NPE
554	+	*/
555	+	public void testCallableNPE1() {
556		try {
557	<	Callable c = new Callable() {
558	<	public Object call() {
559	<	int i = 5/0;
586	<	return Boolean.TRUE;
587	<	}
588	<	};
589	<
590	<	for(int i =0; i < 5; i++){
591	<	Executors.invoke(p,c);
592	<	}
593	<
594	<	shouldThrow();
595	<	}
596	<	catch(ExecutionException success){
597	<	} catch(Exception e) {
598	<	unexpectedException();
557	>	Runnable r = null;
558	>	Callable c = Executors.callable(r);
559	>	} catch (NullPointerException success) {
560		}
600	–	joinPool(p);
561		}
562
603	–
604	–
563		/**
564	<	*  timeouts from execute will time out if they compute too long.
565	<	*/
566	<	public void testTimedCallable() {
609	<	int N = 10000;
610	<	ExecutorService executor = Executors.newSingleThreadExecutor();
611	<	List<Callable<BigInteger>> tasks = new ArrayList<Callable<BigInteger>>(N);
564	>	* callable(null, result) throws NPE
565	>	*/
566	>	public void testCallableNPE2() {
567		try {
568	<	long startTime = System.currentTimeMillis();
569	<
570	<	long i = 0;
616	<	while (tasks.size() < N) {
617	<	tasks.add(new TimedCallable<BigInteger>(executor, new Fib(i), 1));
618	<	i += 10;
619	<	}
620	<
621	<	int iters = 0;
622	<	BigInteger sum = BigInteger.ZERO;
623	<	for (Iterator<Callable<BigInteger>> it = tasks.iterator(); it.hasNext();) {
624	<	try {
625	<	++iters;
626	<	sum = sum.add(it.next().call());
627	<	}
628	<	catch (TimeoutException success) {
629	<	assertTrue(iters > 0);
630	<	return;
631	<	}
632	<	catch (Exception e) {
633	<	unexpectedException();
634	<	}
635	<	}
636	<	// if by chance we didn't ever time out, total time must be small
637	<	long elapsed = System.currentTimeMillis() - startTime;
638	<	assertTrue(elapsed < N);
639	<	}
640	<	finally {
641	<	joinPool(executor);
568	>	Runnable r = null;
569	>	Callable c = Executors.callable(r, one);
570	>	} catch (NullPointerException success) {
571		}
572		}
573
645	–
574		/**
575	<	* ThreadPoolExecutor using defaultThreadFactory has
576	<	* specified group, priority, daemon status, and name
577	<	*/
578	<	public void testDefaultThreadFactory() {
579	<	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
580	<	Runnable r = new Runnable() {
581	<	public void run() {
582	<	Thread current = Thread.currentThread();
655	<	threadAssertTrue(!current.isDaemon());
656	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
657	<	ThreadGroup g = current.getThreadGroup();
658	<	SecurityManager s = System.getSecurityManager();
659	<	if (s != null)
660	<	threadAssertTrue(g == s.getThreadGroup());
661	<	else
662	<	threadAssertTrue(g == egroup);
663	<	String name = current.getName();
664	<	threadAssertTrue(name.endsWith("thread-1"));
665	<	}
666	<	};
667	<	ExecutorService e = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
668	<
669	<	e.execute(r);
670	<	e.shutdown();
671	<	try {
672	<	Thread.sleep(SHORT_DELAY_MS);
673	<	} catch (Exception eX) {
674	<	unexpectedException();
675	<	} finally {
676	<	joinPool(e);
677	<	}
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	<	* ThreadPoolExecutor using privilegedThreadFactory has
587	<	* specified group, priority, daemon status, name,
588	<	* access control context and context class loader
589	<	*/
590	<	public void testPrivilegedThreadFactory() {
591	<	Policy savedPolicy = Policy.getPolicy();
592	<	AdjustablePolicy policy = new AdjustablePolicy();
593	<	policy.addPermission(new RuntimePermission("getContextClassLoader"));
689	<	policy.addPermission(new RuntimePermission("setContextClassLoader"));
690	<	Policy.setPolicy(policy);
691	<	final ThreadGroup egroup = Thread.currentThread().getThreadGroup();
692	<	final ClassLoader thisccl = Thread.currentThread().getContextClassLoader();
693	<	final AccessControlContext thisacc = AccessController.getContext();
694	<	Runnable r = new Runnable() {
695	<	public void run() {
696	<	Thread current = Thread.currentThread();
697	<	threadAssertTrue(!current.isDaemon());
698	<	threadAssertTrue(current.getPriority() == Thread.NORM_PRIORITY);
699	<	ThreadGroup g = current.getThreadGroup();
700	<	SecurityManager s = System.getSecurityManager();
701	<	if (s != null)
702	<	threadAssertTrue(g == s.getThreadGroup());
703	<	else
704	<	threadAssertTrue(g == egroup);
705	<	String name = current.getName();
706	<	threadAssertTrue(name.endsWith("thread-1"));
707	<	threadAssertTrue(thisccl == current.getContextClassLoader());
708	<	threadAssertTrue(thisacc.equals(AccessController.getContext()));
709	<	}
710	<	};
711	<	ExecutorService e = Executors.newSingleThreadExecutor(Executors.privilegedThreadFactory());
712	<
713	<	Policy.setPolicy(savedPolicy);
714	<	e.execute(r);
715	<	e.shutdown();
716	<	try {
717	<	Thread.sleep(SHORT_DELAY_MS);
718	<	} catch (Exception ex) {
719	<	unexpectedException();
720	<	} finally {
721	<	joinPool(e);
722	<	}
723	<
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	+
597		}

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