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Comparing jsr166/src/test/tck/ThreadPoolExecutorSubclassTest.java (file contents):
Revision 1.20 by jsr166, Sat Oct 9 22:27:16 2010 UTC vs.
Revision 1.50 by jsr166, Sun Oct 4 00:40:33 2015 UTC

#	Line 1 | Line 1
1		/*
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
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import java.util.concurrent.*;
9		import static java.util.concurrent.TimeUnit.MILLISECONDS;
10	<	import java.util.concurrent.locks.*;
10	>	import static java.util.concurrent.TimeUnit.SECONDS;
11
12	<	import junit.framework.*;
13	<	import java.util.*;
12	>	import java.util.ArrayList;
13	>	import java.util.List;
14	>	import java.util.concurrent.ArrayBlockingQueue;
15	>	import java.util.concurrent.BlockingQueue;
16	>	import java.util.concurrent.Callable;
17	>	import java.util.concurrent.CancellationException;
18	>	import java.util.concurrent.CountDownLatch;
19	>	import java.util.concurrent.ExecutionException;
20	>	import java.util.concurrent.Executors;
21	>	import java.util.concurrent.ExecutorService;
22	>	import java.util.concurrent.Future;
23	>	import java.util.concurrent.FutureTask;
24	>	import java.util.concurrent.LinkedBlockingQueue;
25	>	import java.util.concurrent.RejectedExecutionException;
26	>	import java.util.concurrent.RejectedExecutionHandler;
27	>	import java.util.concurrent.RunnableFuture;
28	>	import java.util.concurrent.SynchronousQueue;
29	>	import java.util.concurrent.ThreadFactory;
30	>	import java.util.concurrent.ThreadPoolExecutor;
31	>	import java.util.concurrent.TimeoutException;
32	>	import java.util.concurrent.TimeUnit;
33	>	import java.util.concurrent.atomic.AtomicInteger;
34	>	import java.util.concurrent.locks.Condition;
35	>	import java.util.concurrent.locks.ReentrantLock;
36	>
37	>	import junit.framework.Test;
38	>	import junit.framework.TestSuite;
39
40		public class ThreadPoolExecutorSubclassTest extends JSR166TestCase {
41		public static void main(String[] args) {
42	<	junit.textui.TestRunner.run(suite());
42	>	main(suite(), args);
43		}
44		public static Test suite() {
45		return new TestSuite(ThreadPoolExecutorSubclassTest.class);
#	Line 37 | Line 61 | public class ThreadPoolExecutorSubclassT
61		CustomTask(final Runnable r, final V res) {
62		if (r == null) throw new NullPointerException();
63		callable = new Callable<V>() {
64	<	public V call() throws Exception { r.run(); return res; }};
64	>	public V call() throws Exception { r.run(); return res; }};
65		}
66		public boolean isDone() {
67		lock.lock(); try { return done; } finally { lock.unlock() ; }
#	Line 60 | Line 84 | public class ThreadPoolExecutorSubclassT
84		finally { lock.unlock() ; }
85		}
86		public void run() {
63	–	boolean runme;
87		lock.lock();
88		try {
89	<	runme = !done;
90	<	if (!runme)
91	<	thread = Thread.currentThread();
89	>	if (done)
90	>	return;
91	>	thread = Thread.currentThread();
92		}
93		finally { lock.unlock() ; }
71	–	if (!runme) return;
94		V v = null;
95		Exception e = null;
96		try {
#	Line 79 | Line 101 | public class ThreadPoolExecutorSubclassT
101		}
102		lock.lock();
103		try {
104	<	result = v;
105	<	exception = e;
106	<	done = true;
107	<	thread = null;
108	<	cond.signalAll();
104	>	if (!done) {
105	>	result = v;
106	>	exception = e;
107	>	done = true;
108	>	thread = null;
109	>	cond.signalAll();
110	>	}
111		}
112		finally { lock.unlock(); }
113		}
#	Line 92 | Line 116 | public class ThreadPoolExecutorSubclassT
116		try {
117		while (!done)
118		cond.await();
119	+	if (cancelled)
120	+	throw new CancellationException();
121		if (exception != null)
122		throw new ExecutionException(exception);
123		return result;
#	Line 103 | Line 129 | public class ThreadPoolExecutorSubclassT
129		long nanos = unit.toNanos(timeout);
130		lock.lock();
131		try {
132	<	for (;;) {
133	<	if (done) break;
108	<	if (nanos < 0)
132	>	while (!done) {
133	>	if (nanos <= 0L)
134		throw new TimeoutException();
135		nanos = cond.awaitNanos(nanos);
136		}
137	+	if (cancelled)
138	+	throw new CancellationException();
139		if (exception != null)
140		throw new ExecutionException(exception);
141		return result;
#	Line 117 | Line 144 | public class ThreadPoolExecutorSubclassT
144		}
145		}
146
120	–
147		static class CustomTPE extends ThreadPoolExecutor {
148		protected <V> RunnableFuture<V> newTaskFor(Callable<V> c) {
149		return new CustomTask<V>(c);
#	Line 164 | Line 190 | public class ThreadPoolExecutorSubclassT
190		workQueue, threadFactory, handler);
191		}
192
193	<	volatile boolean beforeCalled = false;
194	<	volatile boolean afterCalled = false;
195	<	volatile boolean terminatedCalled = false;
193	>	final CountDownLatch beforeCalled = new CountDownLatch(1);
194	>	final CountDownLatch afterCalled = new CountDownLatch(1);
195	>	final CountDownLatch terminatedCalled = new CountDownLatch(1);
196	>
197		public CustomTPE() {
198		super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>());
199		}
200		protected void beforeExecute(Thread t, Runnable r) {
201	<	beforeCalled = true;
201	>	beforeCalled.countDown();
202		}
203		protected void afterExecute(Runnable r, Throwable t) {
204	<	afterCalled = true;
204	>	afterCalled.countDown();
205		}
206		protected void terminated() {
207	<	terminatedCalled = true;
207	>	terminatedCalled.countDown();
208		}
209
210	+	public boolean beforeCalled() {
211	+	return beforeCalled.getCount() == 0;
212	+	}
213	+	public boolean afterCalled() {
214	+	return afterCalled.getCount() == 0;
215	+	}
216	+	public boolean terminatedCalled() {
217	+	return terminatedCalled.getCount() == 0;
218	+	}
219		}
220
221		static class FailingThreadFactory implements ThreadFactory {
#	Line 190 | Line 226 | public class ThreadPoolExecutorSubclassT
226		}
227		}
228
193	–
229		/**
230		* execute successfully executes a runnable
231		*/
232		public void testExecute() throws InterruptedException {
233	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
234	<	try {
235	<	p1.execute(new ShortRunnable());
236	<	Thread.sleep(SMALL_DELAY_MS);
237	<	} finally {
238	<	joinPool(p1);
233	>	final ThreadPoolExecutor p =
234	>	new CustomTPE(1, 1,
235	>	2 * LONG_DELAY_MS, MILLISECONDS,
236	>	new ArrayBlockingQueue<Runnable>(10));
237	>	try (PoolCleaner<ThreadPoolExecutor> cleaner = cleaner(p)) {
238	>	final CountDownLatch done = new CountDownLatch(1);
239	>	final Runnable task = new CheckedRunnable() {
240	>	public void realRun() { done.countDown(); }};
241	>	p.execute(task);
242	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
243		}
244		}
245
#	Line 209 | Line 248 | public class ThreadPoolExecutorSubclassT
248		* thread becomes active
249		*/
250		public void testGetActiveCount() throws InterruptedException {
251	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
252	<	assertEquals(0, p2.getActiveCount());
253	<	p2.execute(new MediumRunnable());
254	<	Thread.sleep(SHORT_DELAY_MS);
255	<	assertEquals(1, p2.getActiveCount());
256	<	joinPool(p2);
251	>	final ThreadPoolExecutor p =
252	>	new CustomTPE(2, 2,
253	>	LONG_DELAY_MS, MILLISECONDS,
254	>	new ArrayBlockingQueue<Runnable>(10));
255	>	final CountDownLatch threadStarted = new CountDownLatch(1);
256	>	final CountDownLatch done = new CountDownLatch(1);
257	>	try {
258	>	assertEquals(0, p.getActiveCount());
259	>	p.execute(new CheckedRunnable() {
260	>	public void realRun() throws InterruptedException {
261	>	threadStarted.countDown();
262	>	assertEquals(1, p.getActiveCount());
263	>	done.await();
264	>	}});
265	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
266	>	assertEquals(1, p.getActiveCount());
267	>	} finally {
268	>	done.countDown();
269	>	joinPool(p);
270	>	}
271		}
272
273		/**
274		* prestartCoreThread starts a thread if under corePoolSize, else doesn't
275		*/
276		public void testPrestartCoreThread() {
277	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
278	<	assertEquals(0, p2.getPoolSize());
279	<	assertTrue(p2.prestartCoreThread());
280	<	assertEquals(1, p2.getPoolSize());
281	<	assertTrue(p2.prestartCoreThread());
282	<	assertEquals(2, p2.getPoolSize());
283	<	assertFalse(p2.prestartCoreThread());
284	<	assertEquals(2, p2.getPoolSize());
285	<	joinPool(p2);
277	>	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
278	>	assertEquals(0, p.getPoolSize());
279	>	assertTrue(p.prestartCoreThread());
280	>	assertEquals(1, p.getPoolSize());
281	>	assertTrue(p.prestartCoreThread());
282	>	assertEquals(2, p.getPoolSize());
283	>	assertFalse(p.prestartCoreThread());
284	>	assertEquals(2, p.getPoolSize());
285	>	joinPool(p);
286		}
287
288		/**
289		* prestartAllCoreThreads starts all corePoolSize threads
290		*/
291		public void testPrestartAllCoreThreads() {
292	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
293	<	assertEquals(0, p2.getPoolSize());
294	<	p2.prestartAllCoreThreads();
295	<	assertEquals(2, p2.getPoolSize());
296	<	p2.prestartAllCoreThreads();
297	<	assertEquals(2, p2.getPoolSize());
298	<	joinPool(p2);
292	>	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
293	>	assertEquals(0, p.getPoolSize());
294	>	p.prestartAllCoreThreads();
295	>	assertEquals(2, p.getPoolSize());
296	>	p.prestartAllCoreThreads();
297	>	assertEquals(2, p.getPoolSize());
298	>	joinPool(p);
299		}
300
301		/**
#	Line 250 | Line 303 | public class ThreadPoolExecutorSubclassT
303		* when tasks complete
304		*/
305		public void testGetCompletedTaskCount() throws InterruptedException {
306	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
307	<	assertEquals(0, p2.getCompletedTaskCount());
308	<	p2.execute(new ShortRunnable());
309	<	Thread.sleep(SMALL_DELAY_MS);
310	<	assertEquals(1, p2.getCompletedTaskCount());
311	<	try { p2.shutdown(); } catch (SecurityException ok) { return; }
312	<	joinPool(p2);
306	>	final ThreadPoolExecutor p =
307	>	new CustomTPE(2, 2,
308	>	LONG_DELAY_MS, MILLISECONDS,
309	>	new ArrayBlockingQueue<Runnable>(10));
310	>	final CountDownLatch threadStarted = new CountDownLatch(1);
311	>	final CountDownLatch threadProceed = new CountDownLatch(1);
312	>	final CountDownLatch threadDone = new CountDownLatch(1);
313	>	try {
314	>	assertEquals(0, p.getCompletedTaskCount());
315	>	p.execute(new CheckedRunnable() {
316	>	public void realRun() throws InterruptedException {
317	>	threadStarted.countDown();
318	>	assertEquals(0, p.getCompletedTaskCount());
319	>	threadProceed.await();
320	>	threadDone.countDown();
321	>	}});
322	>	await(threadStarted);
323	>	assertEquals(0, p.getCompletedTaskCount());
324	>	threadProceed.countDown();
325	>	threadDone.await();
326	>	long startTime = System.nanoTime();
327	>	while (p.getCompletedTaskCount() != 1) {
328	>	if (millisElapsedSince(startTime) > LONG_DELAY_MS)
329	>	fail("timed out");
330	>	Thread.yield();
331	>	}
332	>	} finally {
333	>	joinPool(p);
334	>	}
335		}
336
337		/**
338		* getCorePoolSize returns size given in constructor if not otherwise set
339		*/
340		public void testGetCorePoolSize() {
341	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
342	<	assertEquals(1, p1.getCorePoolSize());
343	<	joinPool(p1);
341	>	ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
342	>	assertEquals(1, p.getCorePoolSize());
343	>	joinPool(p);
344		}
345
346		/**
347		* getKeepAliveTime returns value given in constructor if not otherwise set
348		*/
349		public void testGetKeepAliveTime() {
350	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
351	<	assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS));
352	<	joinPool(p2);
350	>	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
351	>	assertEquals(1, p.getKeepAliveTime(SECONDS));
352	>	joinPool(p);
353		}
354
280	–
355		/**
356		* getThreadFactory returns factory in constructor if not set
357		*/
#	Line 299 | Line 373 | public class ThreadPoolExecutorSubclassT
373		joinPool(p);
374		}
375
302	–
376		/**
377		* setThreadFactory(null) throws NPE
378		*/
#	Line 336 | Line 409 | public class ThreadPoolExecutorSubclassT
409		joinPool(p);
410		}
411
339	–
412		/**
413		* setRejectedExecutionHandler(null) throws NPE
414		*/
#	Line 351 | Line 423 | public class ThreadPoolExecutorSubclassT
423		}
424		}
425
354	–
426		/**
427		* getLargestPoolSize increases, but doesn't overestimate, when
428		* multiple threads active
429		*/
430		public void testGetLargestPoolSize() throws InterruptedException {
431	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
432	<	assertEquals(0, p2.getLargestPoolSize());
433	<	p2.execute(new MediumRunnable());
434	<	p2.execute(new MediumRunnable());
435	<	Thread.sleep(SHORT_DELAY_MS);
436	<	assertEquals(2, p2.getLargestPoolSize());
437	<	joinPool(p2);
431	>	final int THREADS = 3;
432	>	final ThreadPoolExecutor p =
433	>	new CustomTPE(THREADS, THREADS,
434	>	LONG_DELAY_MS, MILLISECONDS,
435	>	new ArrayBlockingQueue<Runnable>(10));
436	>	final CountDownLatch threadsStarted = new CountDownLatch(THREADS);
437	>	final CountDownLatch done = new CountDownLatch(1);
438	>	try {
439	>	assertEquals(0, p.getLargestPoolSize());
440	>	for (int i = 0; i < THREADS; i++)
441	>	p.execute(new CheckedRunnable() {
442	>	public void realRun() throws InterruptedException {
443	>	threadsStarted.countDown();
444	>	done.await();
445	>	assertEquals(THREADS, p.getLargestPoolSize());
446	>	}});
447	>	assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS));
448	>	assertEquals(THREADS, p.getLargestPoolSize());
449	>	} finally {
450	>	done.countDown();
451	>	joinPool(p);
452	>	assertEquals(THREADS, p.getLargestPoolSize());
453	>	}
454		}
455
456		/**
#	Line 371 | Line 458 | public class ThreadPoolExecutorSubclassT
458		* otherwise set
459		*/
460		public void testGetMaximumPoolSize() {
461	<	ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
462	<	assertEquals(2, p2.getMaximumPoolSize());
463	<	joinPool(p2);
461	>	ThreadPoolExecutor p = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
462	>	assertEquals(2, p.getMaximumPoolSize());
463	>	joinPool(p);
464		}
465
466		/**
467		* getPoolSize increases, but doesn't overestimate, when threads
468		* become active
469		*/
470	<	public void testGetPoolSize() {
471	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
472	<	assertEquals(0, p1.getPoolSize());
473	<	p1.execute(new MediumRunnable());
474	<	assertEquals(1, p1.getPoolSize());
475	<	joinPool(p1);
470	>	public void testGetPoolSize() throws InterruptedException {
471	>	final ThreadPoolExecutor p =
472	>	new CustomTPE(1, 1,
473	>	LONG_DELAY_MS, MILLISECONDS,
474	>	new ArrayBlockingQueue<Runnable>(10));
475	>	final CountDownLatch threadStarted = new CountDownLatch(1);
476	>	final CountDownLatch done = new CountDownLatch(1);
477	>	try {
478	>	assertEquals(0, p.getPoolSize());
479	>	p.execute(new CheckedRunnable() {
480	>	public void realRun() throws InterruptedException {
481	>	threadStarted.countDown();
482	>	assertEquals(1, p.getPoolSize());
483	>	done.await();
484	>	}});
485	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
486	>	assertEquals(1, p.getPoolSize());
487	>	} finally {
488	>	done.countDown();
489	>	joinPool(p);
490	>	}
491		}
492
493		/**
494		* getTaskCount increases, but doesn't overestimate, when tasks submitted
495		*/
496		public void testGetTaskCount() throws InterruptedException {
497	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
498	<	assertEquals(0, p1.getTaskCount());
499	<	p1.execute(new MediumRunnable());
500	<	Thread.sleep(SHORT_DELAY_MS);
501	<	assertEquals(1, p1.getTaskCount());
502	<	joinPool(p1);
497	>	final ThreadPoolExecutor p =
498	>	new CustomTPE(1, 1,
499	>	LONG_DELAY_MS, MILLISECONDS,
500	>	new ArrayBlockingQueue<Runnable>(10));
501	>	final CountDownLatch threadStarted = new CountDownLatch(1);
502	>	final CountDownLatch done = new CountDownLatch(1);
503	>	try {
504	>	assertEquals(0, p.getTaskCount());
505	>	p.execute(new CheckedRunnable() {
506	>	public void realRun() throws InterruptedException {
507	>	threadStarted.countDown();
508	>	assertEquals(1, p.getTaskCount());
509	>	done.await();
510	>	}});
511	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
512	>	assertEquals(1, p.getTaskCount());
513	>	} finally {
514	>	done.countDown();
515	>	joinPool(p);
516	>	}
517		}
518
519		/**
520	<	* isShutDown is false before shutdown, true after
520	>	* isShutdown is false before shutdown, true after
521		*/
522		public void testIsShutdown() {
523
524	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
525	<	assertFalse(p1.isShutdown());
526	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
527	<	assertTrue(p1.isShutdown());
528	<	joinPool(p1);
524	>	ThreadPoolExecutor p = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
525	>	assertFalse(p.isShutdown());
526	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
527	>	assertTrue(p.isShutdown());
528	>	joinPool(p);
529		}
530
415	–
531		/**
532		* isTerminated is false before termination, true after
533		*/
534		public void testIsTerminated() throws InterruptedException {
535	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
536	<	assertFalse(p1.isTerminated());
537	<	try {
538	<	p1.execute(new MediumRunnable());
539	<	} finally {
540	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
541	<	}
542	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
543	<	assertTrue(p1.isTerminated());
535	>	final ThreadPoolExecutor p =
536	>	new CustomTPE(1, 1,
537	>	LONG_DELAY_MS, MILLISECONDS,
538	>	new ArrayBlockingQueue<Runnable>(10));
539	>	final CountDownLatch threadStarted = new CountDownLatch(1);
540	>	final CountDownLatch done = new CountDownLatch(1);
541	>	try {
542	>	assertFalse(p.isTerminating());
543	>	p.execute(new CheckedRunnable() {
544	>	public void realRun() throws InterruptedException {
545	>	assertFalse(p.isTerminating());
546	>	threadStarted.countDown();
547	>	done.await();
548	>	}});
549	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
550	>	assertFalse(p.isTerminating());
551	>	done.countDown();
552	>	} finally {
553	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
554	>	}
555	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
556	>	assertTrue(p.isTerminated());
557	>	assertFalse(p.isTerminating());
558		}
559
560		/**
561		* isTerminating is not true when running or when terminated
562		*/
563		public void testIsTerminating() throws InterruptedException {
564	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
565	<	assertFalse(p1.isTerminating());
566	<	try {
567	<	p1.execute(new SmallRunnable());
568	<	assertFalse(p1.isTerminating());
569	<	} finally {
570	<	try { p1.shutdown(); } catch (SecurityException ok) { return; }
571	<	}
572	<	assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
573	<	assertTrue(p1.isTerminated());
574	<	assertFalse(p1.isTerminating());
564	>	final ThreadPoolExecutor p =
565	>	new CustomTPE(1, 1,
566	>	LONG_DELAY_MS, MILLISECONDS,
567	>	new ArrayBlockingQueue<Runnable>(10));
568	>	final CountDownLatch threadStarted = new CountDownLatch(1);
569	>	final CountDownLatch done = new CountDownLatch(1);
570	>	try {
571	>	assertFalse(p.isTerminating());
572	>	p.execute(new CheckedRunnable() {
573	>	public void realRun() throws InterruptedException {
574	>	assertFalse(p.isTerminating());
575	>	threadStarted.countDown();
576	>	done.await();
577	>	}});
578	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
579	>	assertFalse(p.isTerminating());
580	>	done.countDown();
581	>	} finally {
582	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
583	>	}
584	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
585	>	assertTrue(p.isTerminated());
586	>	assertFalse(p.isTerminating());
587		}
588
589		/**
590		* getQueue returns the work queue, which contains queued tasks
591		*/
592		public void testGetQueue() throws InterruptedException {
593	<	BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
594	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
595	<	FutureTask[] tasks = new FutureTask[5];
596	<	for (int i = 0; i < 5; i++) {
597	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
598	<	p1.execute(tasks[i]);
599	<	}
600	<	try {
601	<	Thread.sleep(SHORT_DELAY_MS);
602	<	BlockingQueue<Runnable> wq = p1.getQueue();
603	<	assertSame(q, wq);
604	<	assertFalse(wq.contains(tasks[0]));
605	<	assertTrue(wq.contains(tasks[4]));
606	<	for (int i = 1; i < 5; ++i)
607	<	tasks[i].cancel(true);
608	<	p1.shutdownNow();
593	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
594	>	final ThreadPoolExecutor p =
595	>	new CustomTPE(1, 1,
596	>	LONG_DELAY_MS, MILLISECONDS,
597	>	q);
598	>	final CountDownLatch threadStarted = new CountDownLatch(1);
599	>	final CountDownLatch done = new CountDownLatch(1);
600	>	try {
601	>	FutureTask[] tasks = new FutureTask[5];
602	>	for (int i = 0; i < tasks.length; i++) {
603	>	Callable task = new CheckedCallable<Boolean>() {
604	>	public Boolean realCall() throws InterruptedException {
605	>	threadStarted.countDown();
606	>	assertSame(q, p.getQueue());
607	>	done.await();
608	>	return Boolean.TRUE;
609	>	}};
610	>	tasks[i] = new FutureTask(task);
611	>	p.execute(tasks[i]);
612	>	}
613	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
614	>	assertSame(q, p.getQueue());
615	>	assertFalse(q.contains(tasks[0]));
616	>	assertTrue(q.contains(tasks[tasks.length - 1]));
617	>	assertEquals(tasks.length - 1, q.size());
618		} finally {
619	<	joinPool(p1);
619	>	done.countDown();
620	>	joinPool(p);
621		}
622		}
623
#	Line 475 | Line 626 | public class ThreadPoolExecutorSubclassT
626		*/
627		public void testRemove() throws InterruptedException {
628		BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
629	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q);
630	<	FutureTask[] tasks = new FutureTask[5];
631	<	for (int i = 0; i < 5; i++) {
632	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
633	<	p1.execute(tasks[i]);
634	<	}
635	<	try {
636	<	Thread.sleep(SHORT_DELAY_MS);
637	<	assertFalse(p1.remove(tasks[0]));
629	>	final ThreadPoolExecutor p =
630	>	new CustomTPE(1, 1,
631	>	LONG_DELAY_MS, MILLISECONDS,
632	>	q);
633	>	Runnable[] tasks = new Runnable[6];
634	>	final CountDownLatch threadStarted = new CountDownLatch(1);
635	>	final CountDownLatch done = new CountDownLatch(1);
636	>	try {
637	>	for (int i = 0; i < tasks.length; i++) {
638	>	tasks[i] = new CheckedRunnable() {
639	>	public void realRun() throws InterruptedException {
640	>	threadStarted.countDown();
641	>	done.await();
642	>	}};
643	>	p.execute(tasks[i]);
644	>	}
645	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
646	>	assertFalse(p.remove(tasks[0]));
647		assertTrue(q.contains(tasks[4]));
648		assertTrue(q.contains(tasks[3]));
649	<	assertTrue(p1.remove(tasks[4]));
650	<	assertFalse(p1.remove(tasks[4]));
649	>	assertTrue(p.remove(tasks[4]));
650	>	assertFalse(p.remove(tasks[4]));
651		assertFalse(q.contains(tasks[4]));
652		assertTrue(q.contains(tasks[3]));
653	<	assertTrue(p1.remove(tasks[3]));
653	>	assertTrue(p.remove(tasks[3]));
654		assertFalse(q.contains(tasks[3]));
655		} finally {
656	<	joinPool(p1);
656	>	done.countDown();
657	>	joinPool(p);
658		}
659		}
660
661		/**
662		* purge removes cancelled tasks from the queue
663		*/
664	<	public void testPurge() {
665	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
664	>	public void testPurge() throws InterruptedException {
665	>	final CountDownLatch threadStarted = new CountDownLatch(1);
666	>	final CountDownLatch done = new CountDownLatch(1);
667	>	final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10);
668	>	final ThreadPoolExecutor p =
669	>	new CustomTPE(1, 1,
670	>	LONG_DELAY_MS, MILLISECONDS,
671	>	q);
672		FutureTask[] tasks = new FutureTask[5];
673	<	for (int i = 0; i < 5; i++) {
674	<	tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE);
675	<	p1.execute(tasks[i]);
673	>	try {
674	>	for (int i = 0; i < tasks.length; i++) {
675	>	Callable task = new CheckedCallable<Boolean>() {
676	>	public Boolean realCall() throws InterruptedException {
677	>	threadStarted.countDown();
678	>	done.await();
679	>	return Boolean.TRUE;
680	>	}};
681	>	tasks[i] = new FutureTask(task);
682	>	p.execute(tasks[i]);
683	>	}
684	>	assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS));
685	>	assertEquals(tasks.length, p.getTaskCount());
686	>	assertEquals(tasks.length - 1, q.size());
687	>	assertEquals(1L, p.getActiveCount());
688	>	assertEquals(0L, p.getCompletedTaskCount());
689	>	tasks[4].cancel(true);
690	>	tasks[3].cancel(false);
691	>	p.purge();
692	>	assertEquals(tasks.length - 3, q.size());
693	>	assertEquals(tasks.length - 2, p.getTaskCount());
694	>	p.purge();         // Nothing to do
695	>	assertEquals(tasks.length - 3, q.size());
696	>	assertEquals(tasks.length - 2, p.getTaskCount());
697	>	} finally {
698	>	done.countDown();
699	>	joinPool(p);
700		}
510	–	tasks[4].cancel(true);
511	–	tasks[3].cancel(true);
512	–	p1.purge();
513	–	long count = p1.getTaskCount();
514	–	assertTrue(count >= 2 && count < 5);
515	–	joinPool(p1);
701		}
702
703		/**
704	<	* shutDownNow returns a list containing tasks that were not run
704	>	* shutdownNow returns a list containing tasks that were not run,
705	>	* and those tasks are drained from the queue
706		*/
707	<	public void testShutDownNow() {
708	<	ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
709	<	List l;
710	<	try {
711	<	for (int i = 0; i < 5; i++)
712	<	p1.execute(new MediumPossiblyInterruptedRunnable());
713	<	}
714	<	finally {
707	>	public void testShutdownNow() throws InterruptedException {
708	>	final int poolSize = 2;
709	>	final int count = 5;
710	>	final AtomicInteger ran = new AtomicInteger(0);
711	>	ThreadPoolExecutor p =
712	>	new CustomTPE(poolSize, poolSize, LONG_DELAY_MS, MILLISECONDS,
713	>	new ArrayBlockingQueue<Runnable>(10));
714	>	CountDownLatch threadsStarted = new CountDownLatch(poolSize);
715	>	Runnable waiter = new CheckedRunnable() { public void realRun() {
716	>	threadsStarted.countDown();
717		try {
718	<	l = p1.shutdownNow();
719	<	} catch (SecurityException ok) { return; }
720	<	}
721	<	assertTrue(p1.isShutdown());
722	<	assertTrue(l.size() <= 4);
718	>	MILLISECONDS.sleep(2 * LONG_DELAY_MS);
719	>	} catch (InterruptedException success) {}
720	>	ran.getAndIncrement();
721	>	}};
722	>	for (int i = 0; i < count; i++)
723	>	p.execute(waiter);
724	>	assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS));
725	>	assertEquals(poolSize, p.getActiveCount());
726	>	assertEquals(0, p.getCompletedTaskCount());
727	>	final List<Runnable> queuedTasks;
728	>	try {
729	>	queuedTasks = p.shutdownNow();
730	>	} catch (SecurityException ok) {
731	>	return; // Allowed in case test doesn't have privs
732	>	}
733	>	assertTrue(p.isShutdown());
734	>	assertTrue(p.getQueue().isEmpty());
735	>	assertEquals(count - poolSize, queuedTasks.size());
736	>	assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
737	>	assertTrue(p.isTerminated());
738	>	assertEquals(poolSize, ran.get());
739	>	assertEquals(poolSize, p.getCompletedTaskCount());
740		}
741
742		// Exception Tests
743
539	–
744		/**
745		* Constructor throws if corePoolSize argument is less than zero
746		*/
747		public void testConstructor1() {
748		try {
749	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
749	>	new CustomTPE(-1, 1, 1L, SECONDS,
750	>	new ArrayBlockingQueue<Runnable>(10));
751		shouldThrow();
752		} catch (IllegalArgumentException success) {}
753		}
#	Line 552 | Line 757 | public class ThreadPoolExecutorSubclassT
757		*/
758		public void testConstructor2() {
759		try {
760	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
760	>	new CustomTPE(1, -1, 1L, SECONDS,
761	>	new ArrayBlockingQueue<Runnable>(10));
762		shouldThrow();
763		} catch (IllegalArgumentException success) {}
764		}
#	Line 562 | Line 768 | public class ThreadPoolExecutorSubclassT
768		*/
769		public void testConstructor3() {
770		try {
771	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
771	>	new CustomTPE(1, 0, 1L, SECONDS,
772	>	new ArrayBlockingQueue<Runnable>(10));
773		shouldThrow();
774		} catch (IllegalArgumentException success) {}
775		}
#	Line 572 | Line 779 | public class ThreadPoolExecutorSubclassT
779		*/
780		public void testConstructor4() {
781		try {
782	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
782	>	new CustomTPE(1, 2, -1L, SECONDS,
783	>	new ArrayBlockingQueue<Runnable>(10));
784		shouldThrow();
785		} catch (IllegalArgumentException success) {}
786		}
#	Line 582 | Line 790 | public class ThreadPoolExecutorSubclassT
790		*/
791		public void testConstructor5() {
792		try {
793	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
793	>	new CustomTPE(2, 1, 1L, SECONDS,
794	>	new ArrayBlockingQueue<Runnable>(10));
795		shouldThrow();
796		} catch (IllegalArgumentException success) {}
797		}
#	Line 592 | Line 801 | public class ThreadPoolExecutorSubclassT
801		*/
802		public void testConstructorNullPointerException() {
803		try {
804	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null);
804	>	new CustomTPE(1, 2, 1L, SECONDS, null);
805		shouldThrow();
806		} catch (NullPointerException success) {}
807		}
808
600	–
601	–
809		/**
810		* Constructor throws if corePoolSize argument is less than zero
811		*/
812		public void testConstructor6() {
813		try {
814	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
814	>	new CustomTPE(-1, 1, 1L, SECONDS,
815	>	new ArrayBlockingQueue<Runnable>(10),
816	>	new SimpleThreadFactory());
817		shouldThrow();
818		} catch (IllegalArgumentException success) {}
819		}
#	Line 614 | Line 823 | public class ThreadPoolExecutorSubclassT
823		*/
824		public void testConstructor7() {
825		try {
826	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
826	>	new CustomTPE(1,-1, 1L, SECONDS,
827	>	new ArrayBlockingQueue<Runnable>(10),
828	>	new SimpleThreadFactory());
829		shouldThrow();
830		} catch (IllegalArgumentException success) {}
831		}
#	Line 624 | Line 835 | public class ThreadPoolExecutorSubclassT
835		*/
836		public void testConstructor8() {
837		try {
838	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
838	>	new CustomTPE(1, 0, 1L, SECONDS,
839	>	new ArrayBlockingQueue<Runnable>(10),
840	>	new SimpleThreadFactory());
841		shouldThrow();
842		} catch (IllegalArgumentException success) {}
843		}
#	Line 634 | Line 847 | public class ThreadPoolExecutorSubclassT
847		*/
848		public void testConstructor9() {
849		try {
850	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
850	>	new CustomTPE(1, 2, -1L, SECONDS,
851	>	new ArrayBlockingQueue<Runnable>(10),
852	>	new SimpleThreadFactory());
853		shouldThrow();
854		} catch (IllegalArgumentException success) {}
855		}
#	Line 644 | Line 859 | public class ThreadPoolExecutorSubclassT
859		*/
860		public void testConstructor10() {
861		try {
862	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory());
862	>	new CustomTPE(2, 1, 1L, SECONDS,
863	>	new ArrayBlockingQueue<Runnable>(10),
864	>	new SimpleThreadFactory());
865		shouldThrow();
866		} catch (IllegalArgumentException success) {}
867		}
#	Line 654 | Line 871 | public class ThreadPoolExecutorSubclassT
871		*/
872		public void testConstructorNullPointerException2() {
873		try {
874	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory());
874	>	new CustomTPE(1, 2, 1L, SECONDS, null, new SimpleThreadFactory());
875		shouldThrow();
876		} catch (NullPointerException success) {}
877		}
#	Line 664 | Line 881 | public class ThreadPoolExecutorSubclassT
881		*/
882		public void testConstructorNullPointerException3() {
883		try {
884	<	ThreadFactory f = null;
885	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f);
884	>	new CustomTPE(1, 2, 1L, SECONDS,
885	>	new ArrayBlockingQueue<Runnable>(10),
886	>	(ThreadFactory) null);
887		shouldThrow();
888		} catch (NullPointerException success) {}
889		}
890
673	–
891		/**
892		* Constructor throws if corePoolSize argument is less than zero
893		*/
894		public void testConstructor11() {
895		try {
896	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
896	>	new CustomTPE(-1, 1, 1L, SECONDS,
897	>	new ArrayBlockingQueue<Runnable>(10),
898	>	new NoOpREHandler());
899		shouldThrow();
900		} catch (IllegalArgumentException success) {}
901		}
#	Line 686 | Line 905 | public class ThreadPoolExecutorSubclassT
905		*/
906		public void testConstructor12() {
907		try {
908	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
908	>	new CustomTPE(1, -1, 1L, SECONDS,
909	>	new ArrayBlockingQueue<Runnable>(10),
910	>	new NoOpREHandler());
911		shouldThrow();
912		} catch (IllegalArgumentException success) {}
913		}
#	Line 696 | Line 917 | public class ThreadPoolExecutorSubclassT
917		*/
918		public void testConstructor13() {
919		try {
920	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
920	>	new CustomTPE(1, 0, 1L, SECONDS,
921	>	new ArrayBlockingQueue<Runnable>(10),
922	>	new NoOpREHandler());
923		shouldThrow();
924		} catch (IllegalArgumentException success) {}
925		}
#	Line 706 | Line 929 | public class ThreadPoolExecutorSubclassT
929		*/
930		public void testConstructor14() {
931		try {
932	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
932	>	new CustomTPE(1, 2, -1L, SECONDS,
933	>	new ArrayBlockingQueue<Runnable>(10),
934	>	new NoOpREHandler());
935		shouldThrow();
936		} catch (IllegalArgumentException success) {}
937		}
#	Line 716 | Line 941 | public class ThreadPoolExecutorSubclassT
941		*/
942		public void testConstructor15() {
943		try {
944	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler());
944	>	new CustomTPE(2, 1, 1L, SECONDS,
945	>	new ArrayBlockingQueue<Runnable>(10),
946	>	new NoOpREHandler());
947		shouldThrow();
948		} catch (IllegalArgumentException success) {}
949		}
#	Line 726 | Line 953 | public class ThreadPoolExecutorSubclassT
953		*/
954		public void testConstructorNullPointerException4() {
955		try {
956	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler());
956	>	new CustomTPE(1, 2, 1L, SECONDS,
957	>	null,
958	>	new NoOpREHandler());
959		shouldThrow();
960		} catch (NullPointerException success) {}
961		}
#	Line 736 | Line 965 | public class ThreadPoolExecutorSubclassT
965		*/
966		public void testConstructorNullPointerException5() {
967		try {
968	<	RejectedExecutionHandler r = null;
969	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r);
968	>	new CustomTPE(1, 2, 1L, SECONDS,
969	>	new ArrayBlockingQueue<Runnable>(10),
970	>	(RejectedExecutionHandler) null);
971		shouldThrow();
972		} catch (NullPointerException success) {}
973		}
974
745	–
975		/**
976		* Constructor throws if corePoolSize argument is less than zero
977		*/
978		public void testConstructor16() {
979		try {
980	<	new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
980	>	new CustomTPE(-1, 1, 1L, SECONDS,
981	>	new ArrayBlockingQueue<Runnable>(10),
982	>	new SimpleThreadFactory(),
983	>	new NoOpREHandler());
984		shouldThrow();
985		} catch (IllegalArgumentException success) {}
986		}
#	Line 758 | Line 990 | public class ThreadPoolExecutorSubclassT
990		*/
991		public void testConstructor17() {
992		try {
993	<	new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
993	>	new CustomTPE(1, -1, 1L, SECONDS,
994	>	new ArrayBlockingQueue<Runnable>(10),
995	>	new SimpleThreadFactory(),
996	>	new NoOpREHandler());
997		shouldThrow();
998		} catch (IllegalArgumentException success) {}
999		}
#	Line 768 | Line 1003 | public class ThreadPoolExecutorSubclassT
1003		*/
1004		public void testConstructor18() {
1005		try {
1006	<	new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1006	>	new CustomTPE(1, 0, 1L, SECONDS,
1007	>	new ArrayBlockingQueue<Runnable>(10),
1008	>	new SimpleThreadFactory(),
1009	>	new NoOpREHandler());
1010		shouldThrow();
1011		} catch (IllegalArgumentException success) {}
1012		}
#	Line 778 | Line 1016 | public class ThreadPoolExecutorSubclassT
1016		*/
1017		public void testConstructor19() {
1018		try {
1019	<	new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1019	>	new CustomTPE(1, 2, -1L, SECONDS,
1020	>	new ArrayBlockingQueue<Runnable>(10),
1021	>	new SimpleThreadFactory(),
1022	>	new NoOpREHandler());
1023		shouldThrow();
1024		} catch (IllegalArgumentException success) {}
1025		}
#	Line 788 | Line 1029 | public class ThreadPoolExecutorSubclassT
1029		*/
1030		public void testConstructor20() {
1031		try {
1032	<	new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler());
1032	>	new CustomTPE(2, 1, 1L, SECONDS,
1033	>	new ArrayBlockingQueue<Runnable>(10),
1034	>	new SimpleThreadFactory(),
1035	>	new NoOpREHandler());
1036		shouldThrow();
1037		} catch (IllegalArgumentException success) {}
1038		}
#	Line 798 | Line 1042 | public class ThreadPoolExecutorSubclassT
1042		*/
1043		public void testConstructorNullPointerException6() {
1044		try {
1045	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler());
1045	>	new CustomTPE(1, 2, 1L, SECONDS,
1046	>	null,
1047	>	new SimpleThreadFactory(),
1048	>	new NoOpREHandler());
1049		shouldThrow();
1050		} catch (NullPointerException success) {}
1051		}
#	Line 808 | Line 1055 | public class ThreadPoolExecutorSubclassT
1055		*/
1056		public void testConstructorNullPointerException7() {
1057		try {
1058	<	RejectedExecutionHandler r = null;
1059	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r);
1058	>	new CustomTPE(1, 2, 1L, SECONDS,
1059	>	new ArrayBlockingQueue<Runnable>(10),
1060	>	new SimpleThreadFactory(),
1061	>	(RejectedExecutionHandler) null);
1062		shouldThrow();
1063		} catch (NullPointerException success) {}
1064		}
#	Line 819 | Line 1068 | public class ThreadPoolExecutorSubclassT
1068		*/
1069		public void testConstructorNullPointerException8() {
1070		try {
1071	<	ThreadFactory f = null;
1072	<	new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler());
1071	>	new CustomTPE(1, 2, 1L, SECONDS,
1072	>	new ArrayBlockingQueue<Runnable>(10),
1073	>	(ThreadFactory) null,
1074	>	new NoOpREHandler());
1075		shouldThrow();
1076		} catch (NullPointerException success) {}
1077		}
1078
828	–
1079		/**
1080		* execute throws RejectedExecutionException if saturated.
1081		*/
1082		public void testSaturatedExecute() {
1083	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1));
1084	<	try {
1085	<
1086	<	for (int i = 0; i < 5; ++i) {
1087	<	p.execute(new MediumRunnable());
1083	>	ThreadPoolExecutor p =
1084	>	new CustomTPE(1, 1,
1085	>	LONG_DELAY_MS, MILLISECONDS,
1086	>	new ArrayBlockingQueue<Runnable>(1));
1087	>	final CountDownLatch done = new CountDownLatch(1);
1088	>	try {
1089	>	Runnable task = new CheckedRunnable() {
1090	>	public void realRun() throws InterruptedException {
1091	>	done.await();
1092	>	}};
1093	>	for (int i = 0; i < 2; ++i)
1094	>	p.execute(task);
1095	>	for (int i = 0; i < 2; ++i) {
1096	>	try {
1097	>	p.execute(task);
1098	>	shouldThrow();
1099	>	} catch (RejectedExecutionException success) {}
1100	>	assertTrue(p.getTaskCount() <= 2);
1101		}
1102	<	shouldThrow();
1103	<	} catch (RejectedExecutionException success) {}
1104	<	joinPool(p);
1102	>	} finally {
1103	>	done.countDown();
1104	>	joinPool(p);
1105	>	}
1106		}
1107
1108		/**
#	Line 846 | Line 1110 | public class ThreadPoolExecutorSubclassT
1110		*/
1111		public void testSaturatedExecute2() {
1112		RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy();
1113	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1113	>	ThreadPoolExecutor p = new CustomTPE(1, 1,
1114	>	LONG_DELAY_MS, MILLISECONDS,
1115	>	new ArrayBlockingQueue<Runnable>(1),
1116	>	h);
1117		try {
851	–
1118		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1119	<	for (int i = 0; i < 5; ++i) {
1119	>	for (int i = 0; i < tasks.length; ++i)
1120		tasks[i] = new TrackedNoOpRunnable();
855	–	}
1121		TrackedLongRunnable mr = new TrackedLongRunnable();
1122		p.execute(mr);
1123	<	for (int i = 0; i < 5; ++i) {
1123	>	for (int i = 0; i < tasks.length; ++i)
1124		p.execute(tasks[i]);
1125	<	}
861	<	for (int i = 1; i < 5; ++i) {
1125	>	for (int i = 1; i < tasks.length; ++i)
1126		assertTrue(tasks[i].done);
863	–	}
1127		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1128		} finally {
1129		joinPool(p);
#	Line 872 | Line 1135 | public class ThreadPoolExecutorSubclassT
1135		*/
1136		public void testSaturatedExecute3() {
1137		RejectedExecutionHandler h = new CustomTPE.DiscardPolicy();
1138	<	ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h);
1138	>	ThreadPoolExecutor p =
1139	>	new CustomTPE(1, 1,
1140	>	LONG_DELAY_MS, MILLISECONDS,
1141	>	new ArrayBlockingQueue<Runnable>(1),
1142	>	h);
1143		try {
877	–
1144		TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5];
1145	<	for (int i = 0; i < 5; ++i) {
1145	>	for (int i = 0; i < tasks.length; ++i)
1146		tasks[i] = new TrackedNoOpRunnable();
881	–	}
1147		p.execute(new TrackedLongRunnable());
1148	<	for (int i = 0; i < 5; ++i) {
1149	<	p.execute(tasks[i]);
1150	<	}
1151	<	for (int i = 0; i < 5; ++i) {
887	<	assertFalse(tasks[i].done);
888	<	}
1148	>	for (TrackedNoOpRunnable task : tasks)
1149	>	p.execute(task);
1150	>	for (TrackedNoOpRunnable task : tasks)
1151	>	assertFalse(task.done);
1152		try { p.shutdownNow(); } catch (SecurityException ok) { return; }
1153		} finally {
1154		joinPool(p);
#	Line 917 | Line 1180 | public class ThreadPoolExecutorSubclassT
1180		* execute throws RejectedExecutionException if shutdown
1181		*/
1182		public void testRejectedExecutionExceptionOnShutdown() {
1183	<	ThreadPoolExecutor tpe =
1183	>	ThreadPoolExecutor p =
1184		new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1));
1185	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1185	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1186		try {
1187	<	tpe.execute(new NoOpRunnable());
1187	>	p.execute(new NoOpRunnable());
1188		shouldThrow();
1189		} catch (RejectedExecutionException success) {}
1190
1191	<	joinPool(tpe);
1191	>	joinPool(p);
1192		}
1193
1194		/**
#	Line 962 | Line 1225 | public class ThreadPoolExecutorSubclassT
1225		}
1226		}
1227
965	–
1228		/**
1229		* execute using DiscardOldestPolicy drops task on shutdown
1230		*/
#	Line 980 | Line 1242 | public class ThreadPoolExecutorSubclassT
1242		}
1243		}
1244
983	–
1245		/**
1246		* execute(null) throws NPE
1247		*/
1248		public void testExecuteNull() {
1249	<	ThreadPoolExecutor tpe = null;
1249	>	ThreadPoolExecutor p =
1250	>	new CustomTPE(1, 2, 1L, SECONDS,
1251	>	new ArrayBlockingQueue<Runnable>(10));
1252		try {
1253	<	tpe = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
991	<	tpe.execute(null);
1253	>	p.execute(null);
1254		shouldThrow();
1255		} catch (NullPointerException success) {}
1256
1257	<	joinPool(tpe);
1257	>	joinPool(p);
1258		}
1259
1260		/**
1261		* setCorePoolSize of negative value throws IllegalArgumentException
1262		*/
1263		public void testCorePoolSizeIllegalArgumentException() {
1264	<	ThreadPoolExecutor tpe =
1264	>	ThreadPoolExecutor p =
1265		new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1266		try {
1267	<	tpe.setCorePoolSize(-1);
1267	>	p.setCorePoolSize(-1);
1268		shouldThrow();
1269		} catch (IllegalArgumentException success) {
1270		} finally {
1271	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1271	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1272		}
1273	<	joinPool(tpe);
1273	>	joinPool(p);
1274		}
1275
1276		/**
#	Line 1016 | Line 1278 | public class ThreadPoolExecutorSubclassT
1278		* if given a value less the core pool size
1279		*/
1280		public void testMaximumPoolSizeIllegalArgumentException() {
1281	<	ThreadPoolExecutor tpe =
1281	>	ThreadPoolExecutor p =
1282		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1283		try {
1284	<	tpe.setMaximumPoolSize(1);
1284	>	p.setMaximumPoolSize(1);
1285		shouldThrow();
1286		} catch (IllegalArgumentException success) {
1287		} finally {
1288	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1288	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1289		}
1290	<	joinPool(tpe);
1290	>	joinPool(p);
1291		}
1292
1293		/**
#	Line 1033 | Line 1295 | public class ThreadPoolExecutorSubclassT
1295		* if given a negative value
1296		*/
1297		public void testMaximumPoolSizeIllegalArgumentException2() {
1298	<	ThreadPoolExecutor tpe =
1298	>	ThreadPoolExecutor p =
1299		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1300		try {
1301	<	tpe.setMaximumPoolSize(-1);
1301	>	p.setMaximumPoolSize(-1);
1302		shouldThrow();
1303		} catch (IllegalArgumentException success) {
1304		} finally {
1305	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1305	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1306		}
1307	<	joinPool(tpe);
1307	>	joinPool(p);
1308		}
1309
1048	–
1310		/**
1311		* setKeepAliveTime throws IllegalArgumentException
1312		* when given a negative value
1313		*/
1314		public void testKeepAliveTimeIllegalArgumentException() {
1315	<	ThreadPoolExecutor tpe =
1315	>	ThreadPoolExecutor p =
1316		new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10));
1317
1318		try {
1319	<	tpe.setKeepAliveTime(-1,MILLISECONDS);
1319	>	p.setKeepAliveTime(-1,MILLISECONDS);
1320		shouldThrow();
1321		} catch (IllegalArgumentException success) {
1322		} finally {
1323	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1323	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1324		}
1325	<	joinPool(tpe);
1325	>	joinPool(p);
1326		}
1327
1328		/**
1329		* terminated() is called on termination
1330		*/
1331		public void testTerminated() {
1332	<	CustomTPE tpe = new CustomTPE();
1333	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1334	<	assertTrue(tpe.terminatedCalled);
1335	<	joinPool(tpe);
1332	>	CustomTPE p = new CustomTPE();
1333	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1334	>	assertTrue(p.terminatedCalled());
1335	>	joinPool(p);
1336		}
1337
1338		/**
1339		* beforeExecute and afterExecute are called when executing task
1340		*/
1341		public void testBeforeAfter() throws InterruptedException {
1342	<	CustomTPE tpe = new CustomTPE();
1342	>	CustomTPE p = new CustomTPE();
1343		try {
1344	<	TrackedNoOpRunnable r = new TrackedNoOpRunnable();
1345	<	tpe.execute(r);
1346	<	Thread.sleep(SHORT_DELAY_MS);
1347	<	assertTrue(r.done);
1348	<	assertTrue(tpe.beforeCalled);
1349	<	assertTrue(tpe.afterCalled);
1350	<	try { tpe.shutdown(); } catch (SecurityException ok) { return; }
1344	>	final CountDownLatch done = new CountDownLatch(1);
1345	>	p.execute(new CheckedRunnable() {
1346	>	public void realRun() {
1347	>	done.countDown();
1348	>	}});
1349	>	await(p.afterCalled);
1350	>	assertEquals(0, done.getCount());
1351	>	assertTrue(p.afterCalled());
1352	>	assertTrue(p.beforeCalled());
1353	>	try { p.shutdown(); } catch (SecurityException ok) { return; }
1354		} finally {
1355	<	joinPool(tpe);
1355	>	joinPool(p);
1356		}
1357		}
1358
#	Line 1134 | Line 1398 | public class ThreadPoolExecutorSubclassT
1398		}
1399		}
1400
1137	–
1401		/**
1402		* invokeAny(null) throws NPE
1403		*/
#	Line 1296 | Line 1559 | public class ThreadPoolExecutorSubclassT
1559		}
1560		}
1561
1299	–
1300	–
1562		/**
1563		* timed invokeAny(null) throws NPE
1564		*/
#	Line 1484 | Line 1745 | public class ThreadPoolExecutorSubclassT
1745		l.add(new StringTask());
1746		l.add(new StringTask());
1747		List<Future<String>> futures =
1748	<	e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS);
1748	>	e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS);
1749		assertEquals(2, futures.size());
1750		for (Future<String> future : futures)
1751		assertSame(TEST_STRING, future.get());
#	Line 1499 | Line 1760 | public class ThreadPoolExecutorSubclassT
1760		public void testTimedInvokeAll6() throws Exception {
1761		ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1762		try {
1763	<	List<Callable<String>> l = new ArrayList<Callable<String>>();
1764	<	l.add(new StringTask());
1765	<	l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING));
1766	<	l.add(new StringTask());
1767	<	List<Future<String>> futures =
1768	<	e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS);
1769	<	assertEquals(3, futures.size());
1770	<	Iterator<Future<String>> it = futures.iterator();
1771	<	Future<String> f1 = it.next();
1772	<	Future<String> f2 = it.next();
1773	<	Future<String> f3 = it.next();
1774	<	assertTrue(f1.isDone());
1775	<	assertTrue(f2.isDone());
1776	<	assertTrue(f3.isDone());
1777	<	assertFalse(f1.isCancelled());
1778	<	assertTrue(f2.isCancelled());
1763	>	for (long timeout = timeoutMillis();;) {
1764	>	List<Callable<String>> tasks = new ArrayList<>();
1765	>	tasks.add(new StringTask("0"));
1766	>	tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING));
1767	>	tasks.add(new StringTask("2"));
1768	>	long startTime = System.nanoTime();
1769	>	List<Future<String>> futures =
1770	>	e.invokeAll(tasks, timeout, MILLISECONDS);
1771	>	assertEquals(tasks.size(), futures.size());
1772	>	assertTrue(millisElapsedSince(startTime) >= timeout);
1773	>	for (Future future : futures)
1774	>	assertTrue(future.isDone());
1775	>	assertTrue(futures.get(1).isCancelled());
1776	>	try {
1777	>	assertEquals("0", futures.get(0).get());
1778	>	assertEquals("2", futures.get(2).get());
1779	>	break;
1780	>	} catch (CancellationException retryWithLongerTimeout) {
1781	>	timeout *= 2;
1782	>	if (timeout >= LONG_DELAY_MS / 2)
1783	>	fail("expected exactly one task to be cancelled");
1784	>	}
1785	>	}
1786		} finally {
1787		joinPool(e);
1788		}
#	Line 1525 | Line 1793 | public class ThreadPoolExecutorSubclassT
1793		* thread factory fails to create more
1794		*/
1795		public void testFailingThreadFactory() throws InterruptedException {
1796	<	ExecutorService e = new CustomTPE(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory());
1797	<	try {
1798	<	for (int k = 0; k < 100; ++k) {
1799	<	e.execute(new NoOpRunnable());
1800	<	}
1801	<	Thread.sleep(LONG_DELAY_MS);
1796	>	final ExecutorService e =
1797	>	new CustomTPE(100, 100,
1798	>	LONG_DELAY_MS, MILLISECONDS,
1799	>	new LinkedBlockingQueue<Runnable>(),
1800	>	new FailingThreadFactory());
1801	>	try {
1802	>	final int TASKS = 100;
1803	>	final CountDownLatch done = new CountDownLatch(TASKS);
1804	>	for (int k = 0; k < TASKS; ++k)
1805	>	e.execute(new CheckedRunnable() {
1806	>	public void realRun() {
1807	>	done.countDown();
1808	>	}});
1809	>	assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS));
1810		} finally {
1811		joinPool(e);
1812		}
#	Line 1540 | Line 1816 | public class ThreadPoolExecutorSubclassT
1816		* allowsCoreThreadTimeOut is by default false.
1817		*/
1818		public void testAllowsCoreThreadTimeOut() {
1819	<	ThreadPoolExecutor tpe = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1820	<	assertFalse(tpe.allowsCoreThreadTimeOut());
1821	<	joinPool(tpe);
1819	>	ThreadPoolExecutor p = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1820	>	assertFalse(p.allowsCoreThreadTimeOut());
1821	>	joinPool(p);
1822		}
1823
1824		/**
1825		* allowCoreThreadTimeOut(true) causes idle threads to time out
1826		*/
1827	<	public void testAllowCoreThreadTimeOut_true() throws InterruptedException {
1828	<	ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1829	<	tpe.allowCoreThreadTimeOut(true);
1830	<	tpe.execute(new NoOpRunnable());
1831	<	try {
1832	<	Thread.sleep(MEDIUM_DELAY_MS);
1833	<	assertEquals(0, tpe.getPoolSize());
1827	>	public void testAllowCoreThreadTimeOut_true() throws Exception {
1828	>	long keepAliveTime = timeoutMillis();
1829	>	final ThreadPoolExecutor p =
1830	>	new CustomTPE(2, 10,
1831	>	keepAliveTime, MILLISECONDS,
1832	>	new ArrayBlockingQueue<Runnable>(10));
1833	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1834	>	try {
1835	>	p.allowCoreThreadTimeOut(true);
1836	>	p.execute(new CheckedRunnable() {
1837	>	public void realRun() {
1838	>	threadStarted.countDown();
1839	>	assertEquals(1, p.getPoolSize());
1840	>	}});
1841	>	await(threadStarted);
1842	>	delay(keepAliveTime);
1843	>	long startTime = System.nanoTime();
1844	>	while (p.getPoolSize() > 0
1845	>	&& millisElapsedSince(startTime) < LONG_DELAY_MS)
1846	>	Thread.yield();
1847	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1848	>	assertEquals(0, p.getPoolSize());
1849		} finally {
1850	<	joinPool(tpe);
1850	>	joinPool(p);
1851		}
1852		}
1853
1854		/**
1855		* allowCoreThreadTimeOut(false) causes idle threads not to time out
1856		*/
1857	<	public void testAllowCoreThreadTimeOut_false() throws InterruptedException {
1858	<	ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10));
1859	<	tpe.allowCoreThreadTimeOut(false);
1860	<	tpe.execute(new NoOpRunnable());
1861	<	try {
1862	<	Thread.sleep(MEDIUM_DELAY_MS);
1863	<	assertTrue(tpe.getPoolSize() >= 1);
1857	>	public void testAllowCoreThreadTimeOut_false() throws Exception {
1858	>	long keepAliveTime = timeoutMillis();
1859	>	final ThreadPoolExecutor p =
1860	>	new CustomTPE(2, 10,
1861	>	keepAliveTime, MILLISECONDS,
1862	>	new ArrayBlockingQueue<Runnable>(10));
1863	>	final CountDownLatch threadStarted = new CountDownLatch(1);
1864	>	try {
1865	>	p.allowCoreThreadTimeOut(false);
1866	>	p.execute(new CheckedRunnable() {
1867	>	public void realRun() throws InterruptedException {
1868	>	threadStarted.countDown();
1869	>	assertTrue(p.getPoolSize() >= 1);
1870	>	}});
1871	>	delay(2 * keepAliveTime);
1872	>	assertTrue(p.getPoolSize() >= 1);
1873	>	} finally {
1874	>	joinPool(p);
1875	>	}
1876	>	}
1877	>
1878	>	/**
1879	>	* get(cancelled task) throws CancellationException
1880	>	* (in part, a test of CustomTPE itself)
1881	>	*/
1882	>	public void testGet_cancelled() throws Exception {
1883	>	final ExecutorService e =
1884	>	new CustomTPE(1, 1,
1885	>	LONG_DELAY_MS, MILLISECONDS,
1886	>	new LinkedBlockingQueue<Runnable>());
1887	>	try {
1888	>	final CountDownLatch blockerStarted = new CountDownLatch(1);
1889	>	final CountDownLatch done = new CountDownLatch(1);
1890	>	final List<Future<?>> futures = new ArrayList<>();
1891	>	for (int i = 0; i < 2; i++) {
1892	>	Runnable r = new CheckedRunnable() { public void realRun()
1893	>	throws Throwable {
1894	>	blockerStarted.countDown();
1895	>	assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS));
1896	>	}};
1897	>	futures.add(e.submit(r));
1898	>	}
1899	>	assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS));
1900	>	for (Future<?> future : futures) future.cancel(false);
1901	>	for (Future<?> future : futures) {
1902	>	try {
1903	>	future.get();
1904	>	shouldThrow();
1905	>	} catch (CancellationException success) {}
1906	>	try {
1907	>	future.get(LONG_DELAY_MS, MILLISECONDS);
1908	>	shouldThrow();
1909	>	} catch (CancellationException success) {}
1910	>	assertTrue(future.isCancelled());
1911	>	assertTrue(future.isDone());
1912	>	}
1913	>	done.countDown();
1914		} finally {
1915	<	joinPool(tpe);
1915	>	joinPool(e);
1916		}
1917		}
1918

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