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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import java.util.concurrent.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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< |
import java.util.concurrent.locks.*; |
10 |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Collections; |
15 |
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import java.util.List; |
16 |
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import java.util.concurrent.ArrayBlockingQueue; |
17 |
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import java.util.concurrent.BlockingQueue; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.FutureTask; |
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import java.util.concurrent.LinkedBlockingQueue; |
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import java.util.concurrent.RejectedExecutionHandler; |
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import java.util.concurrent.RunnableFuture; |
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import java.util.concurrent.SynchronousQueue; |
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import java.util.concurrent.ThreadFactory; |
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import java.util.concurrent.ThreadLocalRandom; |
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import java.util.concurrent.ThreadPoolExecutor; |
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import java.util.concurrent.TimeoutException; |
33 |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.atomic.AtomicInteger; |
35 |
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import java.util.concurrent.locks.Condition; |
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> |
import java.util.concurrent.locks.ReentrantLock; |
37 |
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|
38 |
> |
import junit.framework.Test; |
39 |
> |
import junit.framework.TestSuite; |
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|
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public class ThreadPoolExecutorSubclassTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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main(suite(), args); |
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} |
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public static Test suite() { |
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return new TestSuite(ThreadPoolExecutorSubclassTest.class); |
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CustomTask(final Runnable r, final V res) { |
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if (r == null) throw new NullPointerException(); |
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callable = new Callable<V>() { |
65 |
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public V call() throws Exception { r.run(); return res; }}; |
65 |
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public V call() throws Exception { r.run(); return res; }}; |
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} |
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public boolean isDone() { |
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lock.lock(); try { return done; } finally { lock.unlock() ; } |
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finally { lock.unlock() ; } |
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} |
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public void run() { |
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boolean runme; |
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lock.lock(); |
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try { |
90 |
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runme = !done; |
91 |
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if (!runme) |
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thread = Thread.currentThread(); |
90 |
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if (done) |
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return; |
92 |
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thread = Thread.currentThread(); |
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} |
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finally { lock.unlock() ; } |
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if (!runme) return; |
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V v = null; |
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Exception e = null; |
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try { |
102 |
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} |
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lock.lock(); |
104 |
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try { |
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result = v; |
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exception = e; |
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done = true; |
108 |
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thread = null; |
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cond.signalAll(); |
105 |
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if (!done) { |
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result = v; |
107 |
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exception = e; |
108 |
> |
done = true; |
109 |
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thread = null; |
110 |
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cond.signalAll(); |
111 |
> |
} |
112 |
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} |
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finally { lock.unlock(); } |
114 |
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} |
117 |
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try { |
118 |
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while (!done) |
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cond.await(); |
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+ |
if (cancelled) |
121 |
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throw new CancellationException(); |
122 |
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if (exception != null) |
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throw new ExecutionException(exception); |
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return result; |
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long nanos = unit.toNanos(timeout); |
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lock.lock(); |
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try { |
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for (;;) { |
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if (done) break; |
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if (nanos < 0) |
133 |
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while (!done) { |
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if (nanos <= 0L) |
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throw new TimeoutException(); |
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nanos = cond.awaitNanos(nanos); |
137 |
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} |
138 |
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if (cancelled) |
139 |
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throw new CancellationException(); |
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if (exception != null) |
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throw new ExecutionException(exception); |
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return result; |
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} |
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} |
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|
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|
148 |
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static class CustomTPE extends ThreadPoolExecutor { |
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protected <V> RunnableFuture<V> newTaskFor(Callable<V> c) { |
150 |
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return new CustomTask<V>(c); |
191 |
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workQueue, threadFactory, handler); |
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} |
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|
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volatile boolean beforeCalled = false; |
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volatile boolean afterCalled = false; |
196 |
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volatile boolean terminatedCalled = false; |
194 |
> |
final CountDownLatch beforeCalled = new CountDownLatch(1); |
195 |
> |
final CountDownLatch afterCalled = new CountDownLatch(1); |
196 |
> |
final CountDownLatch terminatedCalled = new CountDownLatch(1); |
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|
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public CustomTPE() { |
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super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>()); |
200 |
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} |
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protected void beforeExecute(Thread t, Runnable r) { |
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beforeCalled = true; |
202 |
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beforeCalled.countDown(); |
203 |
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} |
204 |
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protected void afterExecute(Runnable r, Throwable t) { |
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afterCalled = true; |
205 |
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afterCalled.countDown(); |
206 |
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} |
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protected void terminated() { |
208 |
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terminatedCalled = true; |
208 |
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terminatedCalled.countDown(); |
209 |
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} |
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211 |
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public boolean beforeCalled() { |
212 |
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return beforeCalled.getCount() == 0; |
213 |
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} |
214 |
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public boolean afterCalled() { |
215 |
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return afterCalled.getCount() == 0; |
216 |
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} |
217 |
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public boolean terminatedCalled() { |
218 |
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return terminatedCalled.getCount() == 0; |
219 |
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} |
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} |
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static class FailingThreadFactory implements ThreadFactory { |
227 |
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} |
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} |
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|
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/** |
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* execute successfully executes a runnable |
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*/ |
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public void testExecute() throws InterruptedException { |
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ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
235 |
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try { |
236 |
< |
p1.execute(new ShortRunnable()); |
237 |
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Thread.sleep(SMALL_DELAY_MS); |
238 |
< |
} finally { |
239 |
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joinPool(p1); |
234 |
> |
final ThreadPoolExecutor p = |
235 |
> |
new CustomTPE(1, 1, |
236 |
> |
2 * LONG_DELAY_MS, MILLISECONDS, |
237 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
238 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
239 |
> |
final CountDownLatch done = new CountDownLatch(1); |
240 |
> |
final Runnable task = new CheckedRunnable() { |
241 |
> |
public void realRun() { done.countDown(); }}; |
242 |
> |
p.execute(task); |
243 |
> |
await(done); |
244 |
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} |
245 |
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} |
246 |
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|
249 |
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* thread becomes active |
250 |
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*/ |
251 |
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public void testGetActiveCount() throws InterruptedException { |
252 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
253 |
< |
assertEquals(0, p2.getActiveCount()); |
254 |
< |
p2.execute(new MediumRunnable()); |
255 |
< |
Thread.sleep(SHORT_DELAY_MS); |
256 |
< |
assertEquals(1, p2.getActiveCount()); |
257 |
< |
joinPool(p2); |
252 |
> |
final CountDownLatch done = new CountDownLatch(1); |
253 |
> |
final ThreadPoolExecutor p = |
254 |
> |
new CustomTPE(2, 2, |
255 |
> |
LONG_DELAY_MS, MILLISECONDS, |
256 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
257 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
258 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
259 |
> |
assertEquals(0, p.getActiveCount()); |
260 |
> |
p.execute(new CheckedRunnable() { |
261 |
> |
public void realRun() throws InterruptedException { |
262 |
> |
threadStarted.countDown(); |
263 |
> |
assertEquals(1, p.getActiveCount()); |
264 |
> |
await(done); |
265 |
> |
}}); |
266 |
> |
await(threadStarted); |
267 |
> |
assertEquals(1, p.getActiveCount()); |
268 |
> |
} |
269 |
|
} |
270 |
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|
271 |
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/** |
272 |
|
* prestartCoreThread starts a thread if under corePoolSize, else doesn't |
273 |
|
*/ |
274 |
|
public void testPrestartCoreThread() { |
275 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
276 |
< |
assertEquals(0, p2.getPoolSize()); |
277 |
< |
assertTrue(p2.prestartCoreThread()); |
278 |
< |
assertEquals(1, p2.getPoolSize()); |
279 |
< |
assertTrue(p2.prestartCoreThread()); |
280 |
< |
assertEquals(2, p2.getPoolSize()); |
281 |
< |
assertFalse(p2.prestartCoreThread()); |
282 |
< |
assertEquals(2, p2.getPoolSize()); |
283 |
< |
joinPool(p2); |
275 |
> |
final ThreadPoolExecutor p = |
276 |
> |
new CustomTPE(2, 6, |
277 |
> |
LONG_DELAY_MS, MILLISECONDS, |
278 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
279 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
280 |
> |
assertEquals(0, p.getPoolSize()); |
281 |
> |
assertTrue(p.prestartCoreThread()); |
282 |
> |
assertEquals(1, p.getPoolSize()); |
283 |
> |
assertTrue(p.prestartCoreThread()); |
284 |
> |
assertEquals(2, p.getPoolSize()); |
285 |
> |
assertFalse(p.prestartCoreThread()); |
286 |
> |
assertEquals(2, p.getPoolSize()); |
287 |
> |
p.setCorePoolSize(4); |
288 |
> |
assertTrue(p.prestartCoreThread()); |
289 |
> |
assertEquals(3, p.getPoolSize()); |
290 |
> |
assertTrue(p.prestartCoreThread()); |
291 |
> |
assertEquals(4, p.getPoolSize()); |
292 |
> |
assertFalse(p.prestartCoreThread()); |
293 |
> |
assertEquals(4, p.getPoolSize()); |
294 |
> |
} |
295 |
|
} |
296 |
|
|
297 |
|
/** |
298 |
|
* prestartAllCoreThreads starts all corePoolSize threads |
299 |
|
*/ |
300 |
|
public void testPrestartAllCoreThreads() { |
301 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
302 |
< |
assertEquals(0, p2.getPoolSize()); |
303 |
< |
p2.prestartAllCoreThreads(); |
304 |
< |
assertEquals(2, p2.getPoolSize()); |
305 |
< |
p2.prestartAllCoreThreads(); |
306 |
< |
assertEquals(2, p2.getPoolSize()); |
307 |
< |
joinPool(p2); |
301 |
> |
final ThreadPoolExecutor p = |
302 |
> |
new CustomTPE(2, 6, |
303 |
> |
LONG_DELAY_MS, MILLISECONDS, |
304 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
305 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
306 |
> |
assertEquals(0, p.getPoolSize()); |
307 |
> |
p.prestartAllCoreThreads(); |
308 |
> |
assertEquals(2, p.getPoolSize()); |
309 |
> |
p.prestartAllCoreThreads(); |
310 |
> |
assertEquals(2, p.getPoolSize()); |
311 |
> |
p.setCorePoolSize(4); |
312 |
> |
p.prestartAllCoreThreads(); |
313 |
> |
assertEquals(4, p.getPoolSize()); |
314 |
> |
p.prestartAllCoreThreads(); |
315 |
> |
assertEquals(4, p.getPoolSize()); |
316 |
> |
} |
317 |
|
} |
318 |
|
|
319 |
|
/** |
321 |
|
* when tasks complete |
322 |
|
*/ |
323 |
|
public void testGetCompletedTaskCount() throws InterruptedException { |
324 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
325 |
< |
assertEquals(0, p2.getCompletedTaskCount()); |
326 |
< |
p2.execute(new ShortRunnable()); |
327 |
< |
Thread.sleep(SMALL_DELAY_MS); |
328 |
< |
assertEquals(1, p2.getCompletedTaskCount()); |
329 |
< |
try { p2.shutdown(); } catch (SecurityException ok) { return; } |
330 |
< |
joinPool(p2); |
324 |
> |
final ThreadPoolExecutor p = |
325 |
> |
new CustomTPE(2, 2, |
326 |
> |
LONG_DELAY_MS, MILLISECONDS, |
327 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
328 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
329 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
330 |
> |
final CountDownLatch threadProceed = new CountDownLatch(1); |
331 |
> |
final CountDownLatch threadDone = new CountDownLatch(1); |
332 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
333 |
> |
p.execute(new CheckedRunnable() { |
334 |
> |
public void realRun() throws InterruptedException { |
335 |
> |
threadStarted.countDown(); |
336 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
337 |
> |
await(threadProceed); |
338 |
> |
threadDone.countDown(); |
339 |
> |
}}); |
340 |
> |
await(threadStarted); |
341 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
342 |
> |
threadProceed.countDown(); |
343 |
> |
await(threadDone); |
344 |
> |
long startTime = System.nanoTime(); |
345 |
> |
while (p.getCompletedTaskCount() != 1) { |
346 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
347 |
> |
fail("timed out"); |
348 |
> |
Thread.yield(); |
349 |
> |
} |
350 |
> |
} |
351 |
|
} |
352 |
|
|
353 |
|
/** |
354 |
|
* getCorePoolSize returns size given in constructor if not otherwise set |
355 |
|
*/ |
356 |
|
public void testGetCorePoolSize() { |
357 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
358 |
< |
assertEquals(1, p1.getCorePoolSize()); |
359 |
< |
joinPool(p1); |
357 |
> |
final ThreadPoolExecutor p = |
358 |
> |
new CustomTPE(1, 1, |
359 |
> |
LONG_DELAY_MS, MILLISECONDS, |
360 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
361 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
362 |
> |
assertEquals(1, p.getCorePoolSize()); |
363 |
> |
} |
364 |
|
} |
365 |
|
|
366 |
|
/** |
367 |
|
* getKeepAliveTime returns value given in constructor if not otherwise set |
368 |
|
*/ |
369 |
|
public void testGetKeepAliveTime() { |
370 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
371 |
< |
assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS)); |
372 |
< |
joinPool(p2); |
370 |
> |
final ThreadPoolExecutor p = |
371 |
> |
new CustomTPE(2, 2, |
372 |
> |
1000, MILLISECONDS, |
373 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
374 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
375 |
> |
assertEquals(1, p.getKeepAliveTime(SECONDS)); |
376 |
> |
} |
377 |
|
} |
378 |
|
|
280 |
– |
|
379 |
|
/** |
380 |
|
* getThreadFactory returns factory in constructor if not set |
381 |
|
*/ |
382 |
|
public void testGetThreadFactory() { |
383 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
384 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler()); |
385 |
< |
assertSame(tf, p.getThreadFactory()); |
386 |
< |
joinPool(p); |
383 |
> |
final ThreadFactory threadFactory = new SimpleThreadFactory(); |
384 |
> |
final ThreadPoolExecutor p = |
385 |
> |
new CustomTPE(1, 2, |
386 |
> |
LONG_DELAY_MS, MILLISECONDS, |
387 |
> |
new ArrayBlockingQueue<Runnable>(10), |
388 |
> |
threadFactory, |
389 |
> |
new NoOpREHandler()); |
390 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
391 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
392 |
> |
} |
393 |
|
} |
394 |
|
|
395 |
|
/** |
396 |
|
* setThreadFactory sets the thread factory returned by getThreadFactory |
397 |
|
*/ |
398 |
|
public void testSetThreadFactory() { |
399 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
400 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
401 |
< |
p.setThreadFactory(tf); |
402 |
< |
assertSame(tf, p.getThreadFactory()); |
403 |
< |
joinPool(p); |
399 |
> |
final ThreadPoolExecutor p = |
400 |
> |
new CustomTPE(1, 2, |
401 |
> |
LONG_DELAY_MS, MILLISECONDS, |
402 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
403 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
404 |
> |
ThreadFactory threadFactory = new SimpleThreadFactory(); |
405 |
> |
p.setThreadFactory(threadFactory); |
406 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
407 |
> |
} |
408 |
|
} |
409 |
|
|
302 |
– |
|
410 |
|
/** |
411 |
|
* setThreadFactory(null) throws NPE |
412 |
|
*/ |
413 |
|
public void testSetThreadFactoryNull() { |
414 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
415 |
< |
try { |
416 |
< |
p.setThreadFactory(null); |
417 |
< |
shouldThrow(); |
418 |
< |
} catch (NullPointerException success) { |
419 |
< |
} finally { |
420 |
< |
joinPool(p); |
414 |
> |
final ThreadPoolExecutor p = |
415 |
> |
new CustomTPE(1, 2, |
416 |
> |
LONG_DELAY_MS, MILLISECONDS, |
417 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
418 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
419 |
> |
try { |
420 |
> |
p.setThreadFactory(null); |
421 |
> |
shouldThrow(); |
422 |
> |
} catch (NullPointerException success) {} |
423 |
|
} |
424 |
|
} |
425 |
|
|
427 |
|
* getRejectedExecutionHandler returns handler in constructor if not set |
428 |
|
*/ |
429 |
|
public void testGetRejectedExecutionHandler() { |
430 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
431 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h); |
432 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
433 |
< |
joinPool(p); |
430 |
> |
final RejectedExecutionHandler handler = new NoOpREHandler(); |
431 |
> |
final ThreadPoolExecutor p = |
432 |
> |
new CustomTPE(1, 2, |
433 |
> |
LONG_DELAY_MS, MILLISECONDS, |
434 |
> |
new ArrayBlockingQueue<Runnable>(10), |
435 |
> |
handler); |
436 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
437 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
438 |
> |
} |
439 |
|
} |
440 |
|
|
441 |
|
/** |
443 |
|
* getRejectedExecutionHandler |
444 |
|
*/ |
445 |
|
public void testSetRejectedExecutionHandler() { |
446 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
447 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
448 |
< |
p.setRejectedExecutionHandler(h); |
449 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
450 |
< |
joinPool(p); |
446 |
> |
final ThreadPoolExecutor p = |
447 |
> |
new CustomTPE(1, 2, |
448 |
> |
LONG_DELAY_MS, MILLISECONDS, |
449 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
450 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
451 |
> |
RejectedExecutionHandler handler = new NoOpREHandler(); |
452 |
> |
p.setRejectedExecutionHandler(handler); |
453 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
454 |
> |
} |
455 |
|
} |
456 |
|
|
339 |
– |
|
457 |
|
/** |
458 |
|
* setRejectedExecutionHandler(null) throws NPE |
459 |
|
*/ |
460 |
|
public void testSetRejectedExecutionHandlerNull() { |
461 |
< |
ThreadPoolExecutor p = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
462 |
< |
try { |
463 |
< |
p.setRejectedExecutionHandler(null); |
464 |
< |
shouldThrow(); |
465 |
< |
} catch (NullPointerException success) { |
466 |
< |
} finally { |
467 |
< |
joinPool(p); |
461 |
> |
final ThreadPoolExecutor p = |
462 |
> |
new CustomTPE(1, 2, |
463 |
> |
LONG_DELAY_MS, MILLISECONDS, |
464 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
465 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
466 |
> |
try { |
467 |
> |
p.setRejectedExecutionHandler(null); |
468 |
> |
shouldThrow(); |
469 |
> |
} catch (NullPointerException success) {} |
470 |
|
} |
471 |
|
} |
472 |
|
|
354 |
– |
|
473 |
|
/** |
474 |
|
* getLargestPoolSize increases, but doesn't overestimate, when |
475 |
|
* multiple threads active |
476 |
|
*/ |
477 |
|
public void testGetLargestPoolSize() throws InterruptedException { |
478 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
479 |
< |
assertEquals(0, p2.getLargestPoolSize()); |
480 |
< |
p2.execute(new MediumRunnable()); |
481 |
< |
p2.execute(new MediumRunnable()); |
482 |
< |
Thread.sleep(SHORT_DELAY_MS); |
483 |
< |
assertEquals(2, p2.getLargestPoolSize()); |
484 |
< |
joinPool(p2); |
478 |
> |
final int THREADS = 3; |
479 |
> |
final CountDownLatch done = new CountDownLatch(1); |
480 |
> |
final ThreadPoolExecutor p = |
481 |
> |
new CustomTPE(THREADS, THREADS, |
482 |
> |
LONG_DELAY_MS, MILLISECONDS, |
483 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
484 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
485 |
> |
assertEquals(0, p.getLargestPoolSize()); |
486 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
487 |
> |
for (int i = 0; i < THREADS; i++) |
488 |
> |
p.execute(new CheckedRunnable() { |
489 |
> |
public void realRun() throws InterruptedException { |
490 |
> |
threadsStarted.countDown(); |
491 |
> |
await(done); |
492 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
493 |
> |
}}); |
494 |
> |
await(threadsStarted); |
495 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
496 |
> |
} |
497 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
498 |
|
} |
499 |
|
|
500 |
|
/** |
502 |
|
* otherwise set |
503 |
|
*/ |
504 |
|
public void testGetMaximumPoolSize() { |
505 |
< |
ThreadPoolExecutor p2 = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
506 |
< |
assertEquals(2, p2.getMaximumPoolSize()); |
507 |
< |
joinPool(p2); |
505 |
> |
final ThreadPoolExecutor p = |
506 |
> |
new CustomTPE(2, 3, |
507 |
> |
LONG_DELAY_MS, MILLISECONDS, |
508 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
509 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
510 |
> |
assertEquals(3, p.getMaximumPoolSize()); |
511 |
> |
p.setMaximumPoolSize(5); |
512 |
> |
assertEquals(5, p.getMaximumPoolSize()); |
513 |
> |
p.setMaximumPoolSize(4); |
514 |
> |
assertEquals(4, p.getMaximumPoolSize()); |
515 |
> |
} |
516 |
|
} |
517 |
|
|
518 |
|
/** |
519 |
|
* getPoolSize increases, but doesn't overestimate, when threads |
520 |
|
* become active |
521 |
|
*/ |
522 |
< |
public void testGetPoolSize() { |
523 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
524 |
< |
assertEquals(0, p1.getPoolSize()); |
525 |
< |
p1.execute(new MediumRunnable()); |
526 |
< |
assertEquals(1, p1.getPoolSize()); |
527 |
< |
joinPool(p1); |
522 |
> |
public void testGetPoolSize() throws InterruptedException { |
523 |
> |
final CountDownLatch done = new CountDownLatch(1); |
524 |
> |
final ThreadPoolExecutor p = |
525 |
> |
new CustomTPE(1, 1, |
526 |
> |
LONG_DELAY_MS, MILLISECONDS, |
527 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
528 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
529 |
> |
assertEquals(0, p.getPoolSize()); |
530 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
531 |
> |
p.execute(new CheckedRunnable() { |
532 |
> |
public void realRun() throws InterruptedException { |
533 |
> |
threadStarted.countDown(); |
534 |
> |
assertEquals(1, p.getPoolSize()); |
535 |
> |
await(done); |
536 |
> |
}}); |
537 |
> |
await(threadStarted); |
538 |
> |
assertEquals(1, p.getPoolSize()); |
539 |
> |
} |
540 |
|
} |
541 |
|
|
542 |
|
/** |
543 |
|
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
544 |
|
*/ |
545 |
|
public void testGetTaskCount() throws InterruptedException { |
546 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
547 |
< |
assertEquals(0, p1.getTaskCount()); |
548 |
< |
p1.execute(new MediumRunnable()); |
549 |
< |
Thread.sleep(SHORT_DELAY_MS); |
550 |
< |
assertEquals(1, p1.getTaskCount()); |
551 |
< |
joinPool(p1); |
546 |
> |
final int TASKS = 3; |
547 |
> |
final CountDownLatch done = new CountDownLatch(1); |
548 |
> |
final ThreadPoolExecutor p = |
549 |
> |
new CustomTPE(1, 1, |
550 |
> |
LONG_DELAY_MS, MILLISECONDS, |
551 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
552 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
553 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
554 |
> |
assertEquals(0, p.getTaskCount()); |
555 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
556 |
> |
p.execute(new CheckedRunnable() { |
557 |
> |
public void realRun() throws InterruptedException { |
558 |
> |
threadStarted.countDown(); |
559 |
> |
await(done); |
560 |
> |
}}); |
561 |
> |
await(threadStarted); |
562 |
> |
assertEquals(1, p.getTaskCount()); |
563 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
564 |
> |
for (int i = 0; i < TASKS; i++) { |
565 |
> |
assertEquals(1 + i, p.getTaskCount()); |
566 |
> |
p.execute(new CheckedRunnable() { |
567 |
> |
public void realRun() throws InterruptedException { |
568 |
> |
threadStarted.countDown(); |
569 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
570 |
> |
await(done); |
571 |
> |
}}); |
572 |
> |
} |
573 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
574 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
575 |
> |
} |
576 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
577 |
> |
assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
578 |
|
} |
579 |
|
|
580 |
|
/** |
581 |
< |
* isShutDown is false before shutdown, true after |
581 |
> |
* isShutdown is false before shutdown, true after |
582 |
|
*/ |
583 |
|
public void testIsShutdown() { |
584 |
< |
|
585 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
586 |
< |
assertFalse(p1.isShutdown()); |
587 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
588 |
< |
assertTrue(p1.isShutdown()); |
589 |
< |
joinPool(p1); |
584 |
> |
final ThreadPoolExecutor p = |
585 |
> |
new CustomTPE(1, 1, |
586 |
> |
LONG_DELAY_MS, MILLISECONDS, |
587 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
588 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
589 |
> |
assertFalse(p.isShutdown()); |
590 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
591 |
> |
assertTrue(p.isShutdown()); |
592 |
> |
} |
593 |
|
} |
594 |
|
|
415 |
– |
|
595 |
|
/** |
596 |
|
* isTerminated is false before termination, true after |
597 |
|
*/ |
598 |
|
public void testIsTerminated() throws InterruptedException { |
599 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
600 |
< |
assertFalse(p1.isTerminated()); |
601 |
< |
try { |
602 |
< |
p1.execute(new MediumRunnable()); |
603 |
< |
} finally { |
604 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
599 |
> |
final ThreadPoolExecutor p = |
600 |
> |
new CustomTPE(1, 1, |
601 |
> |
LONG_DELAY_MS, MILLISECONDS, |
602 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
603 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
604 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
605 |
> |
final CountDownLatch done = new CountDownLatch(1); |
606 |
> |
assertFalse(p.isTerminating()); |
607 |
> |
p.execute(new CheckedRunnable() { |
608 |
> |
public void realRun() throws InterruptedException { |
609 |
> |
assertFalse(p.isTerminating()); |
610 |
> |
threadStarted.countDown(); |
611 |
> |
await(done); |
612 |
> |
}}); |
613 |
> |
await(threadStarted); |
614 |
> |
assertFalse(p.isTerminating()); |
615 |
> |
done.countDown(); |
616 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
617 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
618 |
> |
assertTrue(p.isTerminated()); |
619 |
> |
assertFalse(p.isTerminating()); |
620 |
|
} |
427 |
– |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
428 |
– |
assertTrue(p1.isTerminated()); |
621 |
|
} |
622 |
|
|
623 |
|
/** |
624 |
|
* isTerminating is not true when running or when terminated |
625 |
|
*/ |
626 |
|
public void testIsTerminating() throws InterruptedException { |
627 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
628 |
< |
assertFalse(p1.isTerminating()); |
629 |
< |
try { |
630 |
< |
p1.execute(new SmallRunnable()); |
631 |
< |
assertFalse(p1.isTerminating()); |
632 |
< |
} finally { |
633 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
634 |
< |
} |
635 |
< |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
636 |
< |
assertTrue(p1.isTerminated()); |
637 |
< |
assertFalse(p1.isTerminating()); |
627 |
> |
final ThreadPoolExecutor p = |
628 |
> |
new CustomTPE(1, 1, |
629 |
> |
LONG_DELAY_MS, MILLISECONDS, |
630 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
631 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
632 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
633 |
> |
final CountDownLatch done = new CountDownLatch(1); |
634 |
> |
assertFalse(p.isTerminating()); |
635 |
> |
p.execute(new CheckedRunnable() { |
636 |
> |
public void realRun() throws InterruptedException { |
637 |
> |
assertFalse(p.isTerminating()); |
638 |
> |
threadStarted.countDown(); |
639 |
> |
await(done); |
640 |
> |
}}); |
641 |
> |
await(threadStarted); |
642 |
> |
assertFalse(p.isTerminating()); |
643 |
> |
done.countDown(); |
644 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
645 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
646 |
> |
assertTrue(p.isTerminated()); |
647 |
> |
assertFalse(p.isTerminating()); |
648 |
> |
} |
649 |
|
} |
650 |
|
|
651 |
|
/** |
652 |
|
* getQueue returns the work queue, which contains queued tasks |
653 |
|
*/ |
654 |
|
public void testGetQueue() throws InterruptedException { |
655 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
656 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q); |
657 |
< |
FutureTask[] tasks = new FutureTask[5]; |
658 |
< |
for (int i = 0; i < 5; i++) { |
659 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
660 |
< |
p1.execute(tasks[i]); |
661 |
< |
} |
662 |
< |
try { |
663 |
< |
Thread.sleep(SHORT_DELAY_MS); |
664 |
< |
BlockingQueue<Runnable> wq = p1.getQueue(); |
665 |
< |
assertSame(q, wq); |
666 |
< |
assertFalse(wq.contains(tasks[0])); |
667 |
< |
assertTrue(wq.contains(tasks[4])); |
668 |
< |
for (int i = 1; i < 5; ++i) |
669 |
< |
tasks[i].cancel(true); |
670 |
< |
p1.shutdownNow(); |
671 |
< |
} finally { |
672 |
< |
joinPool(p1); |
655 |
> |
final CountDownLatch done = new CountDownLatch(1); |
656 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
657 |
> |
final ThreadPoolExecutor p = |
658 |
> |
new CustomTPE(1, 1, |
659 |
> |
LONG_DELAY_MS, MILLISECONDS, |
660 |
> |
q); |
661 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
662 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
663 |
> |
FutureTask[] rtasks = new FutureTask[5]; |
664 |
> |
@SuppressWarnings("unchecked") |
665 |
> |
FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks; |
666 |
> |
for (int i = 0; i < tasks.length; i++) { |
667 |
> |
Callable<Boolean> task = new CheckedCallable<Boolean>() { |
668 |
> |
public Boolean realCall() throws InterruptedException { |
669 |
> |
threadStarted.countDown(); |
670 |
> |
assertSame(q, p.getQueue()); |
671 |
> |
await(done); |
672 |
> |
return Boolean.TRUE; |
673 |
> |
}}; |
674 |
> |
tasks[i] = new FutureTask<Boolean>(task); |
675 |
> |
p.execute(tasks[i]); |
676 |
> |
} |
677 |
> |
await(threadStarted); |
678 |
> |
assertSame(q, p.getQueue()); |
679 |
> |
assertFalse(q.contains(tasks[0])); |
680 |
> |
assertTrue(q.contains(tasks[tasks.length - 1])); |
681 |
> |
assertEquals(tasks.length - 1, q.size()); |
682 |
|
} |
683 |
|
} |
684 |
|
|
686 |
|
* remove(task) removes queued task, and fails to remove active task |
687 |
|
*/ |
688 |
|
public void testRemove() throws InterruptedException { |
689 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
690 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, q); |
691 |
< |
FutureTask[] tasks = new FutureTask[5]; |
692 |
< |
for (int i = 0; i < 5; i++) { |
693 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
694 |
< |
p1.execute(tasks[i]); |
695 |
< |
} |
696 |
< |
try { |
697 |
< |
Thread.sleep(SHORT_DELAY_MS); |
698 |
< |
assertFalse(p1.remove(tasks[0])); |
689 |
> |
final CountDownLatch done = new CountDownLatch(1); |
690 |
> |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
691 |
> |
final ThreadPoolExecutor p = |
692 |
> |
new CustomTPE(1, 1, |
693 |
> |
LONG_DELAY_MS, MILLISECONDS, |
694 |
> |
q); |
695 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
696 |
> |
Runnable[] tasks = new Runnable[6]; |
697 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
698 |
> |
for (int i = 0; i < tasks.length; i++) { |
699 |
> |
tasks[i] = new CheckedRunnable() { |
700 |
> |
public void realRun() throws InterruptedException { |
701 |
> |
threadStarted.countDown(); |
702 |
> |
await(done); |
703 |
> |
}}; |
704 |
> |
p.execute(tasks[i]); |
705 |
> |
} |
706 |
> |
await(threadStarted); |
707 |
> |
assertFalse(p.remove(tasks[0])); |
708 |
|
assertTrue(q.contains(tasks[4])); |
709 |
|
assertTrue(q.contains(tasks[3])); |
710 |
< |
assertTrue(p1.remove(tasks[4])); |
711 |
< |
assertFalse(p1.remove(tasks[4])); |
710 |
> |
assertTrue(p.remove(tasks[4])); |
711 |
> |
assertFalse(p.remove(tasks[4])); |
712 |
|
assertFalse(q.contains(tasks[4])); |
713 |
|
assertTrue(q.contains(tasks[3])); |
714 |
< |
assertTrue(p1.remove(tasks[3])); |
714 |
> |
assertTrue(p.remove(tasks[3])); |
715 |
|
assertFalse(q.contains(tasks[3])); |
495 |
– |
} finally { |
496 |
– |
joinPool(p1); |
716 |
|
} |
717 |
|
} |
718 |
|
|
719 |
|
/** |
720 |
|
* purge removes cancelled tasks from the queue |
721 |
|
*/ |
722 |
< |
public void testPurge() { |
723 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
724 |
< |
FutureTask[] tasks = new FutureTask[5]; |
725 |
< |
for (int i = 0; i < 5; i++) { |
726 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
727 |
< |
p1.execute(tasks[i]); |
722 |
> |
public void testPurge() throws InterruptedException { |
723 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
724 |
> |
final CountDownLatch done = new CountDownLatch(1); |
725 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<>(10); |
726 |
> |
final ThreadPoolExecutor p = |
727 |
> |
new CustomTPE(1, 1, |
728 |
> |
LONG_DELAY_MS, MILLISECONDS, |
729 |
> |
q); |
730 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
731 |
> |
FutureTask[] rtasks = new FutureTask[5]; |
732 |
> |
@SuppressWarnings("unchecked") |
733 |
> |
FutureTask<Boolean>[] tasks = (FutureTask<Boolean>[])rtasks; |
734 |
> |
for (int i = 0; i < tasks.length; i++) { |
735 |
> |
Callable<Boolean> task = new CheckedCallable<Boolean>() { |
736 |
> |
public Boolean realCall() throws InterruptedException { |
737 |
> |
threadStarted.countDown(); |
738 |
> |
await(done); |
739 |
> |
return Boolean.TRUE; |
740 |
> |
}}; |
741 |
> |
tasks[i] = new FutureTask<Boolean>(task); |
742 |
> |
p.execute(tasks[i]); |
743 |
> |
} |
744 |
> |
await(threadStarted); |
745 |
> |
assertEquals(tasks.length, p.getTaskCount()); |
746 |
> |
assertEquals(tasks.length - 1, q.size()); |
747 |
> |
assertEquals(1L, p.getActiveCount()); |
748 |
> |
assertEquals(0L, p.getCompletedTaskCount()); |
749 |
> |
tasks[4].cancel(true); |
750 |
> |
tasks[3].cancel(false); |
751 |
> |
p.purge(); |
752 |
> |
assertEquals(tasks.length - 3, q.size()); |
753 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
754 |
> |
p.purge(); // Nothing to do |
755 |
> |
assertEquals(tasks.length - 3, q.size()); |
756 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
757 |
|
} |
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); |
758 |
|
} |
759 |
|
|
760 |
|
/** |
761 |
< |
* shutDownNow returns a list containing tasks that were not run |
762 |
< |
*/ |
763 |
< |
public void testShutDownNow() { |
764 |
< |
ThreadPoolExecutor p1 = new CustomTPE(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
765 |
< |
List l; |
766 |
< |
try { |
767 |
< |
for (int i = 0; i < 5; i++) |
768 |
< |
p1.execute(new MediumPossiblyInterruptedRunnable()); |
769 |
< |
} |
770 |
< |
finally { |
761 |
> |
* shutdownNow returns a list containing tasks that were not run, |
762 |
> |
* and those tasks are drained from the queue |
763 |
> |
*/ |
764 |
> |
public void testShutdownNow() throws InterruptedException { |
765 |
> |
final int poolSize = 2; |
766 |
> |
final int count = 5; |
767 |
> |
final AtomicInteger ran = new AtomicInteger(0); |
768 |
> |
final ThreadPoolExecutor p = |
769 |
> |
new CustomTPE(poolSize, poolSize, |
770 |
> |
LONG_DELAY_MS, MILLISECONDS, |
771 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
772 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
773 |
> |
Runnable waiter = new CheckedRunnable() { public void realRun() { |
774 |
> |
threadsStarted.countDown(); |
775 |
|
try { |
776 |
< |
l = p1.shutdownNow(); |
777 |
< |
} catch (SecurityException ok) { return; } |
778 |
< |
} |
779 |
< |
assertTrue(p1.isShutdown()); |
780 |
< |
assertTrue(l.size() <= 4); |
776 |
> |
MILLISECONDS.sleep(LONGER_DELAY_MS); |
777 |
> |
} catch (InterruptedException success) {} |
778 |
> |
ran.getAndIncrement(); |
779 |
> |
}}; |
780 |
> |
for (int i = 0; i < count; i++) |
781 |
> |
p.execute(waiter); |
782 |
> |
await(threadsStarted); |
783 |
> |
assertEquals(poolSize, p.getActiveCount()); |
784 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
785 |
> |
final List<Runnable> queuedTasks; |
786 |
> |
try { |
787 |
> |
queuedTasks = p.shutdownNow(); |
788 |
> |
} catch (SecurityException ok) { |
789 |
> |
return; // Allowed in case test doesn't have privs |
790 |
> |
} |
791 |
> |
assertTrue(p.isShutdown()); |
792 |
> |
assertTrue(p.getQueue().isEmpty()); |
793 |
> |
assertEquals(count - poolSize, queuedTasks.size()); |
794 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
795 |
> |
assertTrue(p.isTerminated()); |
796 |
> |
assertEquals(poolSize, ran.get()); |
797 |
> |
assertEquals(poolSize, p.getCompletedTaskCount()); |
798 |
|
} |
799 |
|
|
800 |
|
// Exception Tests |
801 |
|
|
539 |
– |
|
802 |
|
/** |
803 |
|
* Constructor throws if corePoolSize argument is less than zero |
804 |
|
*/ |
805 |
|
public void testConstructor1() { |
806 |
|
try { |
807 |
< |
new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
807 |
> |
new CustomTPE(-1, 1, 1L, SECONDS, |
808 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
809 |
|
shouldThrow(); |
810 |
|
} catch (IllegalArgumentException success) {} |
811 |
|
} |
815 |
|
*/ |
816 |
|
public void testConstructor2() { |
817 |
|
try { |
818 |
< |
new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
818 |
> |
new CustomTPE(1, -1, 1L, SECONDS, |
819 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
820 |
|
shouldThrow(); |
821 |
|
} catch (IllegalArgumentException success) {} |
822 |
|
} |
826 |
|
*/ |
827 |
|
public void testConstructor3() { |
828 |
|
try { |
829 |
< |
new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
829 |
> |
new CustomTPE(1, 0, 1L, SECONDS, |
830 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
831 |
|
shouldThrow(); |
832 |
|
} catch (IllegalArgumentException success) {} |
833 |
|
} |
837 |
|
*/ |
838 |
|
public void testConstructor4() { |
839 |
|
try { |
840 |
< |
new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
840 |
> |
new CustomTPE(1, 2, -1L, SECONDS, |
841 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
842 |
|
shouldThrow(); |
843 |
|
} catch (IllegalArgumentException success) {} |
844 |
|
} |
848 |
|
*/ |
849 |
|
public void testConstructor5() { |
850 |
|
try { |
851 |
< |
new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
851 |
> |
new CustomTPE(2, 1, 1L, SECONDS, |
852 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
853 |
|
shouldThrow(); |
854 |
|
} catch (IllegalArgumentException success) {} |
855 |
|
} |
859 |
|
*/ |
860 |
|
public void testConstructorNullPointerException() { |
861 |
|
try { |
862 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null); |
862 |
> |
new CustomTPE(1, 2, 1L, SECONDS, null); |
863 |
|
shouldThrow(); |
864 |
|
} catch (NullPointerException success) {} |
865 |
|
} |
866 |
|
|
600 |
– |
|
601 |
– |
|
867 |
|
/** |
868 |
|
* Constructor throws if corePoolSize argument is less than zero |
869 |
|
*/ |
870 |
|
public void testConstructor6() { |
871 |
|
try { |
872 |
< |
new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
872 |
> |
new CustomTPE(-1, 1, 1L, SECONDS, |
873 |
> |
new ArrayBlockingQueue<Runnable>(10), |
874 |
> |
new SimpleThreadFactory()); |
875 |
|
shouldThrow(); |
876 |
|
} catch (IllegalArgumentException success) {} |
877 |
|
} |
881 |
|
*/ |
882 |
|
public void testConstructor7() { |
883 |
|
try { |
884 |
< |
new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
884 |
> |
new CustomTPE(1,-1, 1L, SECONDS, |
885 |
> |
new ArrayBlockingQueue<Runnable>(10), |
886 |
> |
new SimpleThreadFactory()); |
887 |
|
shouldThrow(); |
888 |
|
} catch (IllegalArgumentException success) {} |
889 |
|
} |
893 |
|
*/ |
894 |
|
public void testConstructor8() { |
895 |
|
try { |
896 |
< |
new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
896 |
> |
new CustomTPE(1, 0, 1L, SECONDS, |
897 |
> |
new ArrayBlockingQueue<Runnable>(10), |
898 |
> |
new SimpleThreadFactory()); |
899 |
|
shouldThrow(); |
900 |
|
} catch (IllegalArgumentException success) {} |
901 |
|
} |
905 |
|
*/ |
906 |
|
public void testConstructor9() { |
907 |
|
try { |
908 |
< |
new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
908 |
> |
new CustomTPE(1, 2, -1L, SECONDS, |
909 |
> |
new ArrayBlockingQueue<Runnable>(10), |
910 |
> |
new SimpleThreadFactory()); |
911 |
|
shouldThrow(); |
912 |
|
} catch (IllegalArgumentException success) {} |
913 |
|
} |
917 |
|
*/ |
918 |
|
public void testConstructor10() { |
919 |
|
try { |
920 |
< |
new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
920 |
> |
new CustomTPE(2, 1, 1L, SECONDS, |
921 |
> |
new ArrayBlockingQueue<Runnable>(10), |
922 |
> |
new SimpleThreadFactory()); |
923 |
|
shouldThrow(); |
924 |
|
} catch (IllegalArgumentException success) {} |
925 |
|
} |
929 |
|
*/ |
930 |
|
public void testConstructorNullPointerException2() { |
931 |
|
try { |
932 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory()); |
932 |
> |
new CustomTPE(1, 2, 1L, SECONDS, null, new SimpleThreadFactory()); |
933 |
|
shouldThrow(); |
934 |
|
} catch (NullPointerException success) {} |
935 |
|
} |
939 |
|
*/ |
940 |
|
public void testConstructorNullPointerException3() { |
941 |
|
try { |
942 |
< |
ThreadFactory f = null; |
943 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f); |
942 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
943 |
> |
new ArrayBlockingQueue<Runnable>(10), |
944 |
> |
(ThreadFactory) null); |
945 |
|
shouldThrow(); |
946 |
|
} catch (NullPointerException success) {} |
947 |
|
} |
948 |
|
|
673 |
– |
|
949 |
|
/** |
950 |
|
* Constructor throws if corePoolSize argument is less than zero |
951 |
|
*/ |
952 |
|
public void testConstructor11() { |
953 |
|
try { |
954 |
< |
new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
954 |
> |
new CustomTPE(-1, 1, 1L, SECONDS, |
955 |
> |
new ArrayBlockingQueue<Runnable>(10), |
956 |
> |
new NoOpREHandler()); |
957 |
|
shouldThrow(); |
958 |
|
} catch (IllegalArgumentException success) {} |
959 |
|
} |
963 |
|
*/ |
964 |
|
public void testConstructor12() { |
965 |
|
try { |
966 |
< |
new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
966 |
> |
new CustomTPE(1, -1, 1L, SECONDS, |
967 |
> |
new ArrayBlockingQueue<Runnable>(10), |
968 |
> |
new NoOpREHandler()); |
969 |
|
shouldThrow(); |
970 |
|
} catch (IllegalArgumentException success) {} |
971 |
|
} |
975 |
|
*/ |
976 |
|
public void testConstructor13() { |
977 |
|
try { |
978 |
< |
new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
978 |
> |
new CustomTPE(1, 0, 1L, SECONDS, |
979 |
> |
new ArrayBlockingQueue<Runnable>(10), |
980 |
> |
new NoOpREHandler()); |
981 |
|
shouldThrow(); |
982 |
|
} catch (IllegalArgumentException success) {} |
983 |
|
} |
987 |
|
*/ |
988 |
|
public void testConstructor14() { |
989 |
|
try { |
990 |
< |
new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
990 |
> |
new CustomTPE(1, 2, -1L, SECONDS, |
991 |
> |
new ArrayBlockingQueue<Runnable>(10), |
992 |
> |
new NoOpREHandler()); |
993 |
|
shouldThrow(); |
994 |
|
} catch (IllegalArgumentException success) {} |
995 |
|
} |
999 |
|
*/ |
1000 |
|
public void testConstructor15() { |
1001 |
|
try { |
1002 |
< |
new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
1002 |
> |
new CustomTPE(2, 1, 1L, SECONDS, |
1003 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1004 |
> |
new NoOpREHandler()); |
1005 |
|
shouldThrow(); |
1006 |
|
} catch (IllegalArgumentException success) {} |
1007 |
|
} |
1011 |
|
*/ |
1012 |
|
public void testConstructorNullPointerException4() { |
1013 |
|
try { |
1014 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler()); |
1014 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
1015 |
> |
null, |
1016 |
> |
new NoOpREHandler()); |
1017 |
|
shouldThrow(); |
1018 |
|
} catch (NullPointerException success) {} |
1019 |
|
} |
1023 |
|
*/ |
1024 |
|
public void testConstructorNullPointerException5() { |
1025 |
|
try { |
1026 |
< |
RejectedExecutionHandler r = null; |
1027 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r); |
1026 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
1027 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1028 |
> |
(RejectedExecutionHandler) null); |
1029 |
|
shouldThrow(); |
1030 |
|
} catch (NullPointerException success) {} |
1031 |
|
} |
1032 |
|
|
745 |
– |
|
1033 |
|
/** |
1034 |
|
* Constructor throws if corePoolSize argument is less than zero |
1035 |
|
*/ |
1036 |
|
public void testConstructor16() { |
1037 |
|
try { |
1038 |
< |
new CustomTPE(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
1038 |
> |
new CustomTPE(-1, 1, 1L, SECONDS, |
1039 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1040 |
> |
new SimpleThreadFactory(), |
1041 |
> |
new NoOpREHandler()); |
1042 |
|
shouldThrow(); |
1043 |
|
} catch (IllegalArgumentException success) {} |
1044 |
|
} |
1048 |
|
*/ |
1049 |
|
public void testConstructor17() { |
1050 |
|
try { |
1051 |
< |
new CustomTPE(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
1051 |
> |
new CustomTPE(1, -1, 1L, SECONDS, |
1052 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1053 |
> |
new SimpleThreadFactory(), |
1054 |
> |
new NoOpREHandler()); |
1055 |
|
shouldThrow(); |
1056 |
|
} catch (IllegalArgumentException success) {} |
1057 |
|
} |
1061 |
|
*/ |
1062 |
|
public void testConstructor18() { |
1063 |
|
try { |
1064 |
< |
new CustomTPE(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
1064 |
> |
new CustomTPE(1, 0, 1L, SECONDS, |
1065 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1066 |
> |
new SimpleThreadFactory(), |
1067 |
> |
new NoOpREHandler()); |
1068 |
|
shouldThrow(); |
1069 |
|
} catch (IllegalArgumentException success) {} |
1070 |
|
} |
1074 |
|
*/ |
1075 |
|
public void testConstructor19() { |
1076 |
|
try { |
1077 |
< |
new CustomTPE(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
1077 |
> |
new CustomTPE(1, 2, -1L, SECONDS, |
1078 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1079 |
> |
new SimpleThreadFactory(), |
1080 |
> |
new NoOpREHandler()); |
1081 |
|
shouldThrow(); |
1082 |
|
} catch (IllegalArgumentException success) {} |
1083 |
|
} |
1087 |
|
*/ |
1088 |
|
public void testConstructor20() { |
1089 |
|
try { |
1090 |
< |
new CustomTPE(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
1090 |
> |
new CustomTPE(2, 1, 1L, SECONDS, |
1091 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1092 |
> |
new SimpleThreadFactory(), |
1093 |
> |
new NoOpREHandler()); |
1094 |
|
shouldThrow(); |
1095 |
|
} catch (IllegalArgumentException success) {} |
1096 |
|
} |
1100 |
|
*/ |
1101 |
|
public void testConstructorNullPointerException6() { |
1102 |
|
try { |
1103 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler()); |
1103 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
1104 |
> |
null, |
1105 |
> |
new SimpleThreadFactory(), |
1106 |
> |
new NoOpREHandler()); |
1107 |
|
shouldThrow(); |
1108 |
|
} catch (NullPointerException success) {} |
1109 |
|
} |
1113 |
|
*/ |
1114 |
|
public void testConstructorNullPointerException7() { |
1115 |
|
try { |
1116 |
< |
RejectedExecutionHandler r = null; |
1117 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r); |
1116 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
1117 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1118 |
> |
new SimpleThreadFactory(), |
1119 |
> |
(RejectedExecutionHandler) null); |
1120 |
|
shouldThrow(); |
1121 |
|
} catch (NullPointerException success) {} |
1122 |
|
} |
1126 |
|
*/ |
1127 |
|
public void testConstructorNullPointerException8() { |
1128 |
|
try { |
1129 |
< |
ThreadFactory f = null; |
1130 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler()); |
1129 |
> |
new CustomTPE(1, 2, 1L, SECONDS, |
1130 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1131 |
> |
(ThreadFactory) null, |
1132 |
> |
new NoOpREHandler()); |
1133 |
|
shouldThrow(); |
1134 |
|
} catch (NullPointerException success) {} |
1135 |
|
} |
1136 |
|
|
828 |
– |
|
1137 |
|
/** |
1138 |
< |
* execute throws RejectedExecutionException if saturated. |
1138 |
> |
* Submitted tasks are rejected when saturated or shutdown |
1139 |
|
*/ |
1140 |
< |
public void testSaturatedExecute() { |
1141 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
1142 |
< |
try { |
1143 |
< |
|
1144 |
< |
for (int i = 0; i < 5; ++i) { |
1145 |
< |
p.execute(new MediumRunnable()); |
1146 |
< |
} |
1147 |
< |
shouldThrow(); |
1148 |
< |
} catch (RejectedExecutionException success) {} |
1149 |
< |
joinPool(p); |
1150 |
< |
} |
1151 |
< |
|
1152 |
< |
/** |
1153 |
< |
* executor using CallerRunsPolicy runs task if saturated. |
1154 |
< |
*/ |
1155 |
< |
public void testSaturatedExecute2() { |
1156 |
< |
RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy(); |
1157 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1158 |
< |
try { |
1159 |
< |
|
1160 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1161 |
< |
for (int i = 0; i < 5; ++i) { |
1162 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1163 |
< |
} |
1164 |
< |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
1165 |
< |
p.execute(mr); |
1166 |
< |
for (int i = 0; i < 5; ++i) { |
1167 |
< |
p.execute(tasks[i]); |
1168 |
< |
} |
1169 |
< |
for (int i = 1; i < 5; ++i) { |
1170 |
< |
assertTrue(tasks[i].done); |
1140 |
> |
public void testSubmittedTasksRejectedWhenSaturatedOrShutdown() throws InterruptedException { |
1141 |
> |
final ThreadPoolExecutor p = |
1142 |
> |
new CustomTPE(1, 1, |
1143 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1144 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1145 |
> |
final int saturatedSize = saturatedSize(p); |
1146 |
> |
final ThreadLocalRandom rnd = ThreadLocalRandom.current(); |
1147 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(p.getMaximumPoolSize()); |
1148 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1149 |
> |
final Runnable r = () -> { |
1150 |
> |
threadsStarted.countDown(); |
1151 |
> |
for (;;) { |
1152 |
> |
try { |
1153 |
> |
done.await(); |
1154 |
> |
return; |
1155 |
> |
} catch (InterruptedException shutdownNowDeliberatelyIgnored) {} |
1156 |
> |
}}; |
1157 |
> |
final Callable<Boolean> c = () -> { |
1158 |
> |
threadsStarted.countDown(); |
1159 |
> |
for (;;) { |
1160 |
> |
try { |
1161 |
> |
done.await(); |
1162 |
> |
return Boolean.TRUE; |
1163 |
> |
} catch (InterruptedException shutdownNowDeliberatelyIgnored) {} |
1164 |
> |
}}; |
1165 |
> |
final boolean shutdownNow = rnd.nextBoolean(); |
1166 |
> |
|
1167 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1168 |
> |
// saturate |
1169 |
> |
for (int i = saturatedSize; i--> 0; ) { |
1170 |
> |
switch (rnd.nextInt(4)) { |
1171 |
> |
case 0: p.execute(r); break; |
1172 |
> |
case 1: assertFalse(p.submit(r).isDone()); break; |
1173 |
> |
case 2: assertFalse(p.submit(r, Boolean.TRUE).isDone()); break; |
1174 |
> |
case 3: assertFalse(p.submit(c).isDone()); break; |
1175 |
> |
} |
1176 |
|
} |
864 |
– |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
865 |
– |
} finally { |
866 |
– |
joinPool(p); |
867 |
– |
} |
868 |
– |
} |
1177 |
|
|
1178 |
< |
/** |
1179 |
< |
* executor using DiscardPolicy drops task if saturated. |
872 |
< |
*/ |
873 |
< |
public void testSaturatedExecute3() { |
874 |
< |
RejectedExecutionHandler h = new CustomTPE.DiscardPolicy(); |
875 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
876 |
< |
try { |
1178 |
> |
await(threadsStarted); |
1179 |
> |
assertTaskSubmissionsAreRejected(p); |
1180 |
|
|
1181 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1182 |
< |
for (int i = 0; i < 5; ++i) { |
1183 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1184 |
< |
} |
1185 |
< |
p.execute(new TrackedLongRunnable()); |
1186 |
< |
for (int i = 0; i < 5; ++i) { |
1187 |
< |
p.execute(tasks[i]); |
1188 |
< |
} |
1189 |
< |
for (int i = 0; i < 5; ++i) { |
1190 |
< |
assertFalse(tasks[i].done); |
1191 |
< |
} |
1192 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1193 |
< |
} finally { |
1194 |
< |
joinPool(p); |
1195 |
< |
} |
1181 |
> |
if (shutdownNow) |
1182 |
> |
p.shutdownNow(); |
1183 |
> |
else |
1184 |
> |
p.shutdown(); |
1185 |
> |
// Pool is shutdown, but not yet terminated |
1186 |
> |
assertTaskSubmissionsAreRejected(p); |
1187 |
> |
assertFalse(p.isTerminated()); |
1188 |
> |
|
1189 |
> |
done.countDown(); // release blocking tasks |
1190 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
1191 |
> |
|
1192 |
> |
assertTaskSubmissionsAreRejected(p); |
1193 |
> |
} |
1194 |
> |
assertEquals(saturatedSize(p) |
1195 |
> |
- (shutdownNow ? p.getQueue().remainingCapacity() : 0), |
1196 |
> |
p.getCompletedTaskCount()); |
1197 |
|
} |
1198 |
|
|
1199 |
|
/** |
1200 |
|
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1201 |
|
*/ |
1202 |
< |
public void testSaturatedExecute4() { |
1203 |
< |
RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy(); |
1204 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1205 |
< |
try { |
1206 |
< |
p.execute(new TrackedLongRunnable()); |
1207 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
1202 |
> |
public void testSaturatedExecute_DiscardOldestPolicy() { |
1203 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1204 |
> |
LatchAwaiter r1 = awaiter(done); |
1205 |
> |
LatchAwaiter r2 = awaiter(done); |
1206 |
> |
LatchAwaiter r3 = awaiter(done); |
1207 |
> |
final ThreadPoolExecutor p = |
1208 |
> |
new CustomTPE(1, 1, |
1209 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1210 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1211 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1212 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1213 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
1214 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
1215 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
1216 |
> |
p.execute(r1); |
1217 |
|
p.execute(r2); |
1218 |
|
assertTrue(p.getQueue().contains(r2)); |
906 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
1219 |
|
p.execute(r3); |
1220 |
|
assertFalse(p.getQueue().contains(r2)); |
1221 |
|
assertTrue(p.getQueue().contains(r3)); |
910 |
– |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
911 |
– |
} finally { |
912 |
– |
joinPool(p); |
1222 |
|
} |
1223 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
1224 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
1225 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
1226 |
|
} |
1227 |
|
|
1228 |
|
/** |
917 |
– |
* execute throws RejectedExecutionException if shutdown |
918 |
– |
*/ |
919 |
– |
public void testRejectedExecutionExceptionOnShutdown() { |
920 |
– |
ThreadPoolExecutor tpe = |
921 |
– |
new CustomTPE(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1)); |
922 |
– |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
923 |
– |
try { |
924 |
– |
tpe.execute(new NoOpRunnable()); |
925 |
– |
shouldThrow(); |
926 |
– |
} catch (RejectedExecutionException success) {} |
927 |
– |
|
928 |
– |
joinPool(tpe); |
929 |
– |
} |
930 |
– |
|
931 |
– |
/** |
932 |
– |
* execute using CallerRunsPolicy drops task on shutdown |
933 |
– |
*/ |
934 |
– |
public void testCallerRunsOnShutdown() { |
935 |
– |
RejectedExecutionHandler h = new CustomTPE.CallerRunsPolicy(); |
936 |
– |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
937 |
– |
|
938 |
– |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
939 |
– |
try { |
940 |
– |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
941 |
– |
p.execute(r); |
942 |
– |
assertFalse(r.done); |
943 |
– |
} finally { |
944 |
– |
joinPool(p); |
945 |
– |
} |
946 |
– |
} |
947 |
– |
|
948 |
– |
/** |
949 |
– |
* execute using DiscardPolicy drops task on shutdown |
950 |
– |
*/ |
951 |
– |
public void testDiscardOnShutdown() { |
952 |
– |
RejectedExecutionHandler h = new CustomTPE.DiscardPolicy(); |
953 |
– |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
954 |
– |
|
955 |
– |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
956 |
– |
try { |
957 |
– |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
958 |
– |
p.execute(r); |
959 |
– |
assertFalse(r.done); |
960 |
– |
} finally { |
961 |
– |
joinPool(p); |
962 |
– |
} |
963 |
– |
} |
964 |
– |
|
965 |
– |
|
966 |
– |
/** |
1229 |
|
* execute using DiscardOldestPolicy drops task on shutdown |
1230 |
|
*/ |
1231 |
|
public void testDiscardOldestOnShutdown() { |
1232 |
< |
RejectedExecutionHandler h = new CustomTPE.DiscardOldestPolicy(); |
1233 |
< |
ThreadPoolExecutor p = new CustomTPE(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1232 |
> |
final ThreadPoolExecutor p = |
1233 |
> |
new CustomTPE(1, 1, |
1234 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1235 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1236 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1237 |
|
|
1238 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1239 |
< |
try { |
1239 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1240 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1241 |
|
p.execute(r); |
1242 |
|
assertFalse(r.done); |
978 |
– |
} finally { |
979 |
– |
joinPool(p); |
1243 |
|
} |
1244 |
|
} |
1245 |
|
|
983 |
– |
|
1246 |
|
/** |
1247 |
< |
* execute(null) throws NPE |
1247 |
> |
* Submitting null tasks throws NullPointerException |
1248 |
|
*/ |
1249 |
< |
public void testExecuteNull() { |
1250 |
< |
ThreadPoolExecutor tpe = null; |
1251 |
< |
try { |
1252 |
< |
tpe = new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1253 |
< |
tpe.execute(null); |
1254 |
< |
shouldThrow(); |
1255 |
< |
} catch (NullPointerException success) {} |
1256 |
< |
|
995 |
< |
joinPool(tpe); |
1249 |
> |
public void testNullTaskSubmission() { |
1250 |
> |
final ThreadPoolExecutor p = |
1251 |
> |
new CustomTPE(1, 2, |
1252 |
> |
1L, SECONDS, |
1253 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1254 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1255 |
> |
assertNullTaskSubmissionThrowsNullPointerException(p); |
1256 |
> |
} |
1257 |
|
} |
1258 |
|
|
1259 |
|
/** |
1260 |
|
* setCorePoolSize of negative value throws IllegalArgumentException |
1261 |
|
*/ |
1262 |
|
public void testCorePoolSizeIllegalArgumentException() { |
1263 |
< |
ThreadPoolExecutor tpe = |
1264 |
< |
new CustomTPE(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1265 |
< |
try { |
1266 |
< |
tpe.setCorePoolSize(-1); |
1267 |
< |
shouldThrow(); |
1268 |
< |
} catch (IllegalArgumentException success) { |
1269 |
< |
} finally { |
1270 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1263 |
> |
final ThreadPoolExecutor p = |
1264 |
> |
new CustomTPE(1, 2, |
1265 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1266 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1267 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1268 |
> |
try { |
1269 |
> |
p.setCorePoolSize(-1); |
1270 |
> |
shouldThrow(); |
1271 |
> |
} catch (IllegalArgumentException success) {} |
1272 |
|
} |
1011 |
– |
joinPool(tpe); |
1273 |
|
} |
1274 |
|
|
1275 |
|
/** |
1277 |
|
* if given a value less the core pool size |
1278 |
|
*/ |
1279 |
|
public void testMaximumPoolSizeIllegalArgumentException() { |
1280 |
< |
ThreadPoolExecutor tpe = |
1281 |
< |
new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1282 |
< |
try { |
1283 |
< |
tpe.setMaximumPoolSize(1); |
1284 |
< |
shouldThrow(); |
1285 |
< |
} catch (IllegalArgumentException success) { |
1286 |
< |
} finally { |
1287 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1280 |
> |
final ThreadPoolExecutor p = |
1281 |
> |
new CustomTPE(2, 3, |
1282 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1283 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1284 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1285 |
> |
try { |
1286 |
> |
p.setMaximumPoolSize(1); |
1287 |
> |
shouldThrow(); |
1288 |
> |
} catch (IllegalArgumentException success) {} |
1289 |
|
} |
1028 |
– |
joinPool(tpe); |
1290 |
|
} |
1291 |
|
|
1292 |
|
/** |
1294 |
|
* if given a negative value |
1295 |
|
*/ |
1296 |
|
public void testMaximumPoolSizeIllegalArgumentException2() { |
1297 |
< |
ThreadPoolExecutor tpe = |
1298 |
< |
new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1299 |
< |
try { |
1300 |
< |
tpe.setMaximumPoolSize(-1); |
1301 |
< |
shouldThrow(); |
1302 |
< |
} catch (IllegalArgumentException success) { |
1303 |
< |
} finally { |
1304 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1297 |
> |
final ThreadPoolExecutor p = |
1298 |
> |
new CustomTPE(2, 3, |
1299 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1300 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1301 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1302 |
> |
try { |
1303 |
> |
p.setMaximumPoolSize(-1); |
1304 |
> |
shouldThrow(); |
1305 |
> |
} catch (IllegalArgumentException success) {} |
1306 |
|
} |
1045 |
– |
joinPool(tpe); |
1307 |
|
} |
1308 |
|
|
1048 |
– |
|
1309 |
|
/** |
1310 |
|
* setKeepAliveTime throws IllegalArgumentException |
1311 |
|
* when given a negative value |
1312 |
|
*/ |
1313 |
|
public void testKeepAliveTimeIllegalArgumentException() { |
1314 |
< |
ThreadPoolExecutor tpe = |
1315 |
< |
new CustomTPE(2,3,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1316 |
< |
|
1317 |
< |
try { |
1318 |
< |
tpe.setKeepAliveTime(-1,MILLISECONDS); |
1319 |
< |
shouldThrow(); |
1320 |
< |
} catch (IllegalArgumentException success) { |
1321 |
< |
} finally { |
1322 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1314 |
> |
final ThreadPoolExecutor p = |
1315 |
> |
new CustomTPE(2, 3, |
1316 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1317 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1318 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1319 |
> |
try { |
1320 |
> |
p.setKeepAliveTime(-1, MILLISECONDS); |
1321 |
> |
shouldThrow(); |
1322 |
> |
} catch (IllegalArgumentException success) {} |
1323 |
|
} |
1064 |
– |
joinPool(tpe); |
1324 |
|
} |
1325 |
|
|
1326 |
|
/** |
1327 |
|
* terminated() is called on termination |
1328 |
|
*/ |
1329 |
|
public void testTerminated() { |
1330 |
< |
CustomTPE tpe = new CustomTPE(); |
1331 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1332 |
< |
assertTrue(tpe.terminatedCalled); |
1333 |
< |
joinPool(tpe); |
1330 |
> |
CustomTPE p = new CustomTPE(); |
1331 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1332 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1333 |
> |
assertTrue(p.terminatedCalled()); |
1334 |
> |
assertTrue(p.isShutdown()); |
1335 |
> |
} |
1336 |
|
} |
1337 |
|
|
1338 |
|
/** |
1339 |
|
* beforeExecute and afterExecute are called when executing task |
1340 |
|
*/ |
1341 |
|
public void testBeforeAfter() throws InterruptedException { |
1342 |
< |
CustomTPE tpe = 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; } |
1351 |
< |
} finally { |
1352 |
< |
joinPool(tpe); |
1342 |
> |
CustomTPE p = new CustomTPE(); |
1343 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
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 |
|
} |
1354 |
|
} |
1355 |
|
|
1357 |
|
* completed submit of callable returns result |
1358 |
|
*/ |
1359 |
|
public void testSubmitCallable() throws Exception { |
1360 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1361 |
< |
try { |
1360 |
> |
final ExecutorService e = |
1361 |
> |
new CustomTPE(2, 2, |
1362 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1363 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1364 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1365 |
|
Future<String> future = e.submit(new StringTask()); |
1366 |
|
String result = future.get(); |
1367 |
|
assertSame(TEST_STRING, result); |
1104 |
– |
} finally { |
1105 |
– |
joinPool(e); |
1368 |
|
} |
1369 |
|
} |
1370 |
|
|
1372 |
|
* completed submit of runnable returns successfully |
1373 |
|
*/ |
1374 |
|
public void testSubmitRunnable() throws Exception { |
1375 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1376 |
< |
try { |
1375 |
> |
final ExecutorService e = |
1376 |
> |
new CustomTPE(2, 2, |
1377 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1378 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1379 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1380 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
1381 |
|
future.get(); |
1382 |
|
assertTrue(future.isDone()); |
1118 |
– |
} finally { |
1119 |
– |
joinPool(e); |
1383 |
|
} |
1384 |
|
} |
1385 |
|
|
1387 |
|
* completed submit of (runnable, result) returns result |
1388 |
|
*/ |
1389 |
|
public void testSubmitRunnable2() throws Exception { |
1390 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1391 |
< |
try { |
1390 |
> |
final ExecutorService e = |
1391 |
> |
new CustomTPE(2, 2, |
1392 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1393 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1394 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1395 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1396 |
|
String result = future.get(); |
1397 |
|
assertSame(TEST_STRING, result); |
1132 |
– |
} finally { |
1133 |
– |
joinPool(e); |
1398 |
|
} |
1399 |
|
} |
1400 |
|
|
1137 |
– |
|
1401 |
|
/** |
1402 |
< |
* invokeAny(null) throws NPE |
1402 |
> |
* invokeAny(null) throws NullPointerException |
1403 |
|
*/ |
1404 |
|
public void testInvokeAny1() throws Exception { |
1405 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1406 |
< |
try { |
1407 |
< |
e.invokeAny(null); |
1408 |
< |
shouldThrow(); |
1409 |
< |
} catch (NullPointerException success) { |
1410 |
< |
} finally { |
1411 |
< |
joinPool(e); |
1405 |
> |
final ExecutorService e = |
1406 |
> |
new CustomTPE(2, 2, |
1407 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1408 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1409 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1410 |
> |
try { |
1411 |
> |
e.invokeAny(null); |
1412 |
> |
shouldThrow(); |
1413 |
> |
} catch (NullPointerException success) {} |
1414 |
|
} |
1415 |
|
} |
1416 |
|
|
1417 |
|
/** |
1418 |
< |
* invokeAny(empty collection) throws IAE |
1418 |
> |
* invokeAny(empty collection) throws IllegalArgumentException |
1419 |
|
*/ |
1420 |
|
public void testInvokeAny2() throws Exception { |
1421 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1422 |
< |
try { |
1423 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
1424 |
< |
shouldThrow(); |
1425 |
< |
} catch (IllegalArgumentException success) { |
1426 |
< |
} finally { |
1427 |
< |
joinPool(e); |
1421 |
> |
final ExecutorService e = |
1422 |
> |
new CustomTPE(2, 2, |
1423 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1424 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1425 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1426 |
> |
try { |
1427 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
1428 |
> |
shouldThrow(); |
1429 |
> |
} catch (IllegalArgumentException success) {} |
1430 |
|
} |
1431 |
|
} |
1432 |
|
|
1435 |
|
*/ |
1436 |
|
public void testInvokeAny3() throws Exception { |
1437 |
|
CountDownLatch latch = new CountDownLatch(1); |
1438 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1439 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1440 |
< |
l.add(latchAwaitingStringTask(latch)); |
1441 |
< |
l.add(null); |
1442 |
< |
try { |
1443 |
< |
e.invokeAny(l); |
1444 |
< |
shouldThrow(); |
1445 |
< |
} catch (NullPointerException success) { |
1446 |
< |
} finally { |
1438 |
> |
final ExecutorService e = |
1439 |
> |
new CustomTPE(2, 2, |
1440 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1441 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1442 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1443 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1444 |
> |
l.add(latchAwaitingStringTask(latch)); |
1445 |
> |
l.add(null); |
1446 |
> |
try { |
1447 |
> |
e.invokeAny(l); |
1448 |
> |
shouldThrow(); |
1449 |
> |
} catch (NullPointerException success) {} |
1450 |
|
latch.countDown(); |
1181 |
– |
joinPool(e); |
1451 |
|
} |
1452 |
|
} |
1453 |
|
|
1455 |
|
* invokeAny(c) throws ExecutionException if no task completes |
1456 |
|
*/ |
1457 |
|
public void testInvokeAny4() throws Exception { |
1458 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1459 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1460 |
< |
l.add(new NPETask()); |
1461 |
< |
try { |
1462 |
< |
e.invokeAny(l); |
1463 |
< |
shouldThrow(); |
1464 |
< |
} catch (ExecutionException success) { |
1465 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1466 |
< |
} finally { |
1467 |
< |
joinPool(e); |
1458 |
> |
final ExecutorService e = |
1459 |
> |
new CustomTPE(2, 2, |
1460 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1461 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1462 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1463 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1464 |
> |
l.add(new NPETask()); |
1465 |
> |
try { |
1466 |
> |
e.invokeAny(l); |
1467 |
> |
shouldThrow(); |
1468 |
> |
} catch (ExecutionException success) { |
1469 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1470 |
> |
} |
1471 |
|
} |
1472 |
|
} |
1473 |
|
|
1475 |
|
* invokeAny(c) returns result of some task |
1476 |
|
*/ |
1477 |
|
public void testInvokeAny5() throws Exception { |
1478 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1479 |
< |
try { |
1480 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1478 |
> |
final ExecutorService e = |
1479 |
> |
new CustomTPE(2, 2, |
1480 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1481 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1482 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1483 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1484 |
|
l.add(new StringTask()); |
1485 |
|
l.add(new StringTask()); |
1486 |
|
String result = e.invokeAny(l); |
1487 |
|
assertSame(TEST_STRING, result); |
1213 |
– |
} finally { |
1214 |
– |
joinPool(e); |
1488 |
|
} |
1489 |
|
} |
1490 |
|
|
1492 |
|
* invokeAll(null) throws NPE |
1493 |
|
*/ |
1494 |
|
public void testInvokeAll1() throws Exception { |
1495 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1496 |
< |
try { |
1497 |
< |
e.invokeAll(null); |
1498 |
< |
shouldThrow(); |
1499 |
< |
} catch (NullPointerException success) { |
1500 |
< |
} finally { |
1501 |
< |
joinPool(e); |
1495 |
> |
final ExecutorService e = |
1496 |
> |
new CustomTPE(2, 2, |
1497 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1498 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1499 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1500 |
> |
try { |
1501 |
> |
e.invokeAll(null); |
1502 |
> |
shouldThrow(); |
1503 |
> |
} catch (NullPointerException success) {} |
1504 |
|
} |
1505 |
|
} |
1506 |
|
|
1507 |
|
/** |
1508 |
< |
* invokeAll(empty collection) returns empty collection |
1508 |
> |
* invokeAll(empty collection) returns empty list |
1509 |
|
*/ |
1510 |
|
public void testInvokeAll2() throws Exception { |
1511 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1512 |
< |
try { |
1513 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1511 |
> |
final ExecutorService e = |
1512 |
> |
new CustomTPE(2, 2, |
1513 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1514 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1515 |
> |
final Collection<Callable<String>> emptyCollection |
1516 |
> |
= Collections.emptyList(); |
1517 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1518 |
> |
List<Future<String>> r = e.invokeAll(emptyCollection); |
1519 |
|
assertTrue(r.isEmpty()); |
1240 |
– |
} finally { |
1241 |
– |
joinPool(e); |
1520 |
|
} |
1521 |
|
} |
1522 |
|
|
1524 |
|
* invokeAll(c) throws NPE if c has null elements |
1525 |
|
*/ |
1526 |
|
public void testInvokeAll3() throws Exception { |
1527 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1528 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1529 |
< |
l.add(new StringTask()); |
1530 |
< |
l.add(null); |
1531 |
< |
try { |
1532 |
< |
e.invokeAll(l); |
1533 |
< |
shouldThrow(); |
1534 |
< |
} catch (NullPointerException success) { |
1535 |
< |
} finally { |
1536 |
< |
joinPool(e); |
1527 |
> |
final ExecutorService e = |
1528 |
> |
new CustomTPE(2, 2, |
1529 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1530 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1531 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1532 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1533 |
> |
l.add(new StringTask()); |
1534 |
> |
l.add(null); |
1535 |
> |
try { |
1536 |
> |
e.invokeAll(l); |
1537 |
> |
shouldThrow(); |
1538 |
> |
} catch (NullPointerException success) {} |
1539 |
|
} |
1540 |
|
} |
1541 |
|
|
1543 |
|
* get of element of invokeAll(c) throws exception on failed task |
1544 |
|
*/ |
1545 |
|
public void testInvokeAll4() throws Exception { |
1546 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1547 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1548 |
< |
l.add(new NPETask()); |
1549 |
< |
List<Future<String>> futures = e.invokeAll(l); |
1550 |
< |
assertEquals(1, futures.size()); |
1551 |
< |
try { |
1552 |
< |
futures.get(0).get(); |
1553 |
< |
shouldThrow(); |
1554 |
< |
} catch (ExecutionException success) { |
1555 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1556 |
< |
} finally { |
1557 |
< |
joinPool(e); |
1546 |
> |
final ExecutorService e = |
1547 |
> |
new CustomTPE(2, 2, |
1548 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1549 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1550 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1551 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1552 |
> |
l.add(new NPETask()); |
1553 |
> |
List<Future<String>> futures = e.invokeAll(l); |
1554 |
> |
assertEquals(1, futures.size()); |
1555 |
> |
try { |
1556 |
> |
futures.get(0).get(); |
1557 |
> |
shouldThrow(); |
1558 |
> |
} catch (ExecutionException success) { |
1559 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1560 |
> |
} |
1561 |
|
} |
1562 |
|
} |
1563 |
|
|
1565 |
|
* invokeAll(c) returns results of all completed tasks |
1566 |
|
*/ |
1567 |
|
public void testInvokeAll5() throws Exception { |
1568 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1569 |
< |
try { |
1570 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1568 |
> |
final ExecutorService e = |
1569 |
> |
new CustomTPE(2, 2, |
1570 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1571 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1572 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1573 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1574 |
|
l.add(new StringTask()); |
1575 |
|
l.add(new StringTask()); |
1576 |
|
List<Future<String>> futures = e.invokeAll(l); |
1577 |
|
assertEquals(2, futures.size()); |
1578 |
|
for (Future<String> future : futures) |
1579 |
|
assertSame(TEST_STRING, future.get()); |
1294 |
– |
} finally { |
1295 |
– |
joinPool(e); |
1580 |
|
} |
1581 |
|
} |
1582 |
|
|
1299 |
– |
|
1300 |
– |
|
1583 |
|
/** |
1584 |
|
* timed invokeAny(null) throws NPE |
1585 |
|
*/ |
1586 |
|
public void testTimedInvokeAny1() throws Exception { |
1587 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1588 |
< |
try { |
1589 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1590 |
< |
shouldThrow(); |
1591 |
< |
} catch (NullPointerException success) { |
1592 |
< |
} finally { |
1593 |
< |
joinPool(e); |
1587 |
> |
final ExecutorService e = |
1588 |
> |
new CustomTPE(2, 2, |
1589 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1590 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1591 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1592 |
> |
try { |
1593 |
> |
e.invokeAny(null, randomTimeout(), randomTimeUnit()); |
1594 |
> |
shouldThrow(); |
1595 |
> |
} catch (NullPointerException success) {} |
1596 |
|
} |
1597 |
|
} |
1598 |
|
|
1600 |
|
* timed invokeAny(,,null) throws NPE |
1601 |
|
*/ |
1602 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1603 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1604 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1605 |
< |
l.add(new StringTask()); |
1606 |
< |
try { |
1607 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1608 |
< |
shouldThrow(); |
1609 |
< |
} catch (NullPointerException success) { |
1610 |
< |
} finally { |
1611 |
< |
joinPool(e); |
1603 |
> |
final ExecutorService e = |
1604 |
> |
new CustomTPE(2, 2, |
1605 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1606 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1607 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1608 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1609 |
> |
l.add(new StringTask()); |
1610 |
> |
try { |
1611 |
> |
e.invokeAny(l, randomTimeout(), null); |
1612 |
> |
shouldThrow(); |
1613 |
> |
} catch (NullPointerException success) {} |
1614 |
|
} |
1615 |
|
} |
1616 |
|
|
1617 |
|
/** |
1618 |
< |
* timed invokeAny(empty collection) throws IAE |
1618 |
> |
* timed invokeAny(empty collection) throws IllegalArgumentException |
1619 |
|
*/ |
1620 |
|
public void testTimedInvokeAny2() throws Exception { |
1621 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1622 |
< |
try { |
1623 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1624 |
< |
shouldThrow(); |
1625 |
< |
} catch (IllegalArgumentException success) { |
1626 |
< |
} finally { |
1627 |
< |
joinPool(e); |
1621 |
> |
final ExecutorService e = |
1622 |
> |
new CustomTPE(2, 2, |
1623 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1624 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1625 |
> |
final Collection<Callable<String>> emptyCollection |
1626 |
> |
= Collections.emptyList(); |
1627 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1628 |
> |
try { |
1629 |
> |
e.invokeAny(emptyCollection, randomTimeout(), randomTimeUnit()); |
1630 |
> |
shouldThrow(); |
1631 |
> |
} catch (IllegalArgumentException success) {} |
1632 |
|
} |
1633 |
|
} |
1634 |
|
|
1637 |
|
*/ |
1638 |
|
public void testTimedInvokeAny3() throws Exception { |
1639 |
|
CountDownLatch latch = new CountDownLatch(1); |
1640 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1641 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1642 |
< |
l.add(latchAwaitingStringTask(latch)); |
1643 |
< |
l.add(null); |
1644 |
< |
try { |
1645 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1646 |
< |
shouldThrow(); |
1647 |
< |
} catch (NullPointerException success) { |
1648 |
< |
} finally { |
1640 |
> |
final ExecutorService e = |
1641 |
> |
new CustomTPE(2, 2, |
1642 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1643 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1644 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1645 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1646 |
> |
l.add(latchAwaitingStringTask(latch)); |
1647 |
> |
l.add(null); |
1648 |
> |
try { |
1649 |
> |
e.invokeAny(l, randomTimeout(), randomTimeUnit()); |
1650 |
> |
shouldThrow(); |
1651 |
> |
} catch (NullPointerException success) {} |
1652 |
|
latch.countDown(); |
1360 |
– |
joinPool(e); |
1653 |
|
} |
1654 |
|
} |
1655 |
|
|
1657 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1658 |
|
*/ |
1659 |
|
public void testTimedInvokeAny4() throws Exception { |
1660 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1661 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1662 |
< |
l.add(new NPETask()); |
1663 |
< |
try { |
1664 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1665 |
< |
shouldThrow(); |
1666 |
< |
} catch (ExecutionException success) { |
1667 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1668 |
< |
} finally { |
1669 |
< |
joinPool(e); |
1660 |
> |
final ExecutorService e = |
1661 |
> |
new CustomTPE(2, 2, |
1662 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1663 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1664 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1665 |
> |
long startTime = System.nanoTime(); |
1666 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1667 |
> |
l.add(new NPETask()); |
1668 |
> |
try { |
1669 |
> |
e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1670 |
> |
shouldThrow(); |
1671 |
> |
} catch (ExecutionException success) { |
1672 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1673 |
> |
} |
1674 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1675 |
|
} |
1676 |
|
} |
1677 |
|
|
1679 |
|
* timed invokeAny(c) returns result of some task |
1680 |
|
*/ |
1681 |
|
public void testTimedInvokeAny5() throws Exception { |
1682 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1683 |
< |
try { |
1684 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1682 |
> |
final ExecutorService e = |
1683 |
> |
new CustomTPE(2, 2, |
1684 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1685 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1686 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1687 |
> |
long startTime = System.nanoTime(); |
1688 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1689 |
|
l.add(new StringTask()); |
1690 |
|
l.add(new StringTask()); |
1691 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1691 |
> |
String result = e.invokeAny(l, LONG_DELAY_MS, MILLISECONDS); |
1692 |
|
assertSame(TEST_STRING, result); |
1693 |
< |
} finally { |
1393 |
< |
joinPool(e); |
1693 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1694 |
|
} |
1695 |
|
} |
1696 |
|
|
1698 |
|
* timed invokeAll(null) throws NPE |
1699 |
|
*/ |
1700 |
|
public void testTimedInvokeAll1() throws Exception { |
1701 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1702 |
< |
try { |
1703 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1704 |
< |
shouldThrow(); |
1705 |
< |
} catch (NullPointerException success) { |
1706 |
< |
} finally { |
1707 |
< |
joinPool(e); |
1701 |
> |
final ExecutorService e = |
1702 |
> |
new CustomTPE(2, 2, |
1703 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1704 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1705 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1706 |
> |
try { |
1707 |
> |
e.invokeAll(null, randomTimeout(), randomTimeUnit()); |
1708 |
> |
shouldThrow(); |
1709 |
> |
} catch (NullPointerException success) {} |
1710 |
|
} |
1711 |
|
} |
1712 |
|
|
1714 |
|
* timed invokeAll(,,null) throws NPE |
1715 |
|
*/ |
1716 |
|
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1717 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1718 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1719 |
< |
l.add(new StringTask()); |
1720 |
< |
try { |
1721 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1722 |
< |
shouldThrow(); |
1723 |
< |
} catch (NullPointerException success) { |
1724 |
< |
} finally { |
1725 |
< |
joinPool(e); |
1717 |
> |
final ExecutorService e = |
1718 |
> |
new CustomTPE(2, 2, |
1719 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1720 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1721 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1722 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1723 |
> |
l.add(new StringTask()); |
1724 |
> |
try { |
1725 |
> |
e.invokeAll(l, randomTimeout(), null); |
1726 |
> |
shouldThrow(); |
1727 |
> |
} catch (NullPointerException success) {} |
1728 |
|
} |
1729 |
|
} |
1730 |
|
|
1731 |
|
/** |
1732 |
< |
* timed invokeAll(empty collection) returns empty collection |
1732 |
> |
* timed invokeAll(empty collection) returns empty list |
1733 |
|
*/ |
1734 |
|
public void testTimedInvokeAll2() throws Exception { |
1735 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1736 |
< |
try { |
1737 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1735 |
> |
final ExecutorService e = |
1736 |
> |
new CustomTPE(2, 2, |
1737 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1738 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1739 |
> |
final Collection<Callable<String>> emptyCollection |
1740 |
> |
= Collections.emptyList(); |
1741 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1742 |
> |
List<Future<String>> r = |
1743 |
> |
e.invokeAll(emptyCollection, randomTimeout(), randomTimeUnit()); |
1744 |
|
assertTrue(r.isEmpty()); |
1435 |
– |
} finally { |
1436 |
– |
joinPool(e); |
1745 |
|
} |
1746 |
|
} |
1747 |
|
|
1749 |
|
* timed invokeAll(c) throws NPE if c has null elements |
1750 |
|
*/ |
1751 |
|
public void testTimedInvokeAll3() throws Exception { |
1752 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1753 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1754 |
< |
l.add(new StringTask()); |
1755 |
< |
l.add(null); |
1756 |
< |
try { |
1757 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1758 |
< |
shouldThrow(); |
1759 |
< |
} catch (NullPointerException success) { |
1760 |
< |
} finally { |
1761 |
< |
joinPool(e); |
1752 |
> |
final ExecutorService e = |
1753 |
> |
new CustomTPE(2, 2, |
1754 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1755 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1756 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1757 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1758 |
> |
l.add(new StringTask()); |
1759 |
> |
l.add(null); |
1760 |
> |
try { |
1761 |
> |
e.invokeAll(l, randomTimeout(), randomTimeUnit()); |
1762 |
> |
shouldThrow(); |
1763 |
> |
} catch (NullPointerException success) {} |
1764 |
|
} |
1765 |
|
} |
1766 |
|
|
1768 |
|
* get of element of invokeAll(c) throws exception on failed task |
1769 |
|
*/ |
1770 |
|
public void testTimedInvokeAll4() throws Exception { |
1771 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1772 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1773 |
< |
l.add(new NPETask()); |
1774 |
< |
List<Future<String>> futures = |
1775 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1776 |
< |
assertEquals(1, futures.size()); |
1777 |
< |
try { |
1778 |
< |
futures.get(0).get(); |
1779 |
< |
shouldThrow(); |
1780 |
< |
} catch (ExecutionException success) { |
1781 |
< |
assertTrue(success.getCause() instanceof NullPointerException); |
1782 |
< |
} finally { |
1783 |
< |
joinPool(e); |
1771 |
> |
final ExecutorService e = |
1772 |
> |
new CustomTPE(2, 2, |
1773 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1774 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1775 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1776 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1777 |
> |
l.add(new NPETask()); |
1778 |
> |
List<Future<String>> futures = |
1779 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1780 |
> |
assertEquals(1, futures.size()); |
1781 |
> |
try { |
1782 |
> |
futures.get(0).get(); |
1783 |
> |
shouldThrow(); |
1784 |
> |
} catch (ExecutionException success) { |
1785 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1786 |
> |
} |
1787 |
|
} |
1788 |
|
} |
1789 |
|
|
1791 |
|
* timed invokeAll(c) returns results of all completed tasks |
1792 |
|
*/ |
1793 |
|
public void testTimedInvokeAll5() throws Exception { |
1794 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1795 |
< |
try { |
1796 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1794 |
> |
final ExecutorService e = |
1795 |
> |
new CustomTPE(2, 2, |
1796 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1797 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1798 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1799 |
> |
List<Callable<String>> l = new ArrayList<>(); |
1800 |
|
l.add(new StringTask()); |
1801 |
|
l.add(new StringTask()); |
1802 |
|
List<Future<String>> futures = |
1803 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1803 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1804 |
|
assertEquals(2, futures.size()); |
1805 |
|
for (Future<String> future : futures) |
1806 |
|
assertSame(TEST_STRING, future.get()); |
1491 |
– |
} finally { |
1492 |
– |
joinPool(e); |
1807 |
|
} |
1808 |
|
} |
1809 |
|
|
1811 |
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1812 |
|
*/ |
1813 |
|
public void testTimedInvokeAll6() throws Exception { |
1814 |
< |
ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1815 |
< |
try { |
1816 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1817 |
< |
l.add(new StringTask()); |
1818 |
< |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1819 |
< |
l.add(new StringTask()); |
1820 |
< |
List<Future<String>> futures = |
1821 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1822 |
< |
assertEquals(3, futures.size()); |
1823 |
< |
Iterator<Future<String>> it = futures.iterator(); |
1824 |
< |
Future<String> f1 = it.next(); |
1825 |
< |
Future<String> f2 = it.next(); |
1826 |
< |
Future<String> f3 = it.next(); |
1827 |
< |
assertTrue(f1.isDone()); |
1828 |
< |
assertTrue(f2.isDone()); |
1829 |
< |
assertTrue(f3.isDone()); |
1830 |
< |
assertFalse(f1.isCancelled()); |
1831 |
< |
assertTrue(f2.isCancelled()); |
1832 |
< |
} finally { |
1833 |
< |
joinPool(e); |
1814 |
> |
for (long timeout = timeoutMillis();;) { |
1815 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1816 |
> |
final Callable<String> waiter = new CheckedCallable<String>() { |
1817 |
> |
public String realCall() { |
1818 |
> |
try { done.await(LONG_DELAY_MS, MILLISECONDS); } |
1819 |
> |
catch (InterruptedException ok) {} |
1820 |
> |
return "1"; }}; |
1821 |
> |
final ExecutorService p = |
1822 |
> |
new CustomTPE(2, 2, |
1823 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1824 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1825 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
1826 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
1827 |
> |
tasks.add(new StringTask("0")); |
1828 |
> |
tasks.add(waiter); |
1829 |
> |
tasks.add(new StringTask("2")); |
1830 |
> |
long startTime = System.nanoTime(); |
1831 |
> |
List<Future<String>> futures = |
1832 |
> |
p.invokeAll(tasks, timeout, MILLISECONDS); |
1833 |
> |
assertEquals(tasks.size(), futures.size()); |
1834 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
1835 |
> |
for (Future<?> future : futures) |
1836 |
> |
assertTrue(future.isDone()); |
1837 |
> |
assertTrue(futures.get(1).isCancelled()); |
1838 |
> |
try { |
1839 |
> |
assertEquals("0", futures.get(0).get()); |
1840 |
> |
assertEquals("2", futures.get(2).get()); |
1841 |
> |
break; |
1842 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
1843 |
> |
timeout *= 2; |
1844 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
1845 |
> |
fail("expected exactly one task to be cancelled"); |
1846 |
> |
} |
1847 |
> |
} |
1848 |
|
} |
1849 |
|
} |
1850 |
|
|
1853 |
|
* thread factory fails to create more |
1854 |
|
*/ |
1855 |
|
public void testFailingThreadFactory() throws InterruptedException { |
1856 |
< |
ExecutorService e = new CustomTPE(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory()); |
1857 |
< |
try { |
1858 |
< |
for (int k = 0; k < 100; ++k) { |
1859 |
< |
e.execute(new NoOpRunnable()); |
1860 |
< |
} |
1861 |
< |
Thread.sleep(LONG_DELAY_MS); |
1862 |
< |
} finally { |
1863 |
< |
joinPool(e); |
1856 |
> |
final ExecutorService e = |
1857 |
> |
new CustomTPE(100, 100, |
1858 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1859 |
> |
new LinkedBlockingQueue<Runnable>(), |
1860 |
> |
new FailingThreadFactory()); |
1861 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1862 |
> |
final int TASKS = 100; |
1863 |
> |
final CountDownLatch done = new CountDownLatch(TASKS); |
1864 |
> |
for (int k = 0; k < TASKS; ++k) |
1865 |
> |
e.execute(new CheckedRunnable() { |
1866 |
> |
public void realRun() { |
1867 |
> |
done.countDown(); |
1868 |
> |
}}); |
1869 |
> |
await(done); |
1870 |
|
} |
1871 |
|
} |
1872 |
|
|
1874 |
|
* allowsCoreThreadTimeOut is by default false. |
1875 |
|
*/ |
1876 |
|
public void testAllowsCoreThreadTimeOut() { |
1877 |
< |
ThreadPoolExecutor tpe = new CustomTPE(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1878 |
< |
assertFalse(tpe.allowsCoreThreadTimeOut()); |
1879 |
< |
joinPool(tpe); |
1877 |
> |
final ThreadPoolExecutor p = |
1878 |
> |
new CustomTPE(2, 2, |
1879 |
> |
1000, MILLISECONDS, |
1880 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1881 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1882 |
> |
assertFalse(p.allowsCoreThreadTimeOut()); |
1883 |
> |
} |
1884 |
|
} |
1885 |
|
|
1886 |
|
/** |
1887 |
|
* allowCoreThreadTimeOut(true) causes idle threads to time out |
1888 |
|
*/ |
1889 |
< |
public void testAllowCoreThreadTimeOut_true() throws InterruptedException { |
1890 |
< |
ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1891 |
< |
tpe.allowCoreThreadTimeOut(true); |
1892 |
< |
tpe.execute(new NoOpRunnable()); |
1893 |
< |
try { |
1894 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1895 |
< |
assertEquals(0, tpe.getPoolSize()); |
1896 |
< |
} finally { |
1897 |
< |
joinPool(tpe); |
1889 |
> |
public void testAllowCoreThreadTimeOut_true() throws Exception { |
1890 |
> |
long keepAliveTime = timeoutMillis(); |
1891 |
> |
final ThreadPoolExecutor p = |
1892 |
> |
new CustomTPE(2, 10, |
1893 |
> |
keepAliveTime, MILLISECONDS, |
1894 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1895 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1896 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1897 |
> |
p.allowCoreThreadTimeOut(true); |
1898 |
> |
p.execute(new CheckedRunnable() { |
1899 |
> |
public void realRun() { |
1900 |
> |
threadStarted.countDown(); |
1901 |
> |
assertEquals(1, p.getPoolSize()); |
1902 |
> |
}}); |
1903 |
> |
await(threadStarted); |
1904 |
> |
delay(keepAliveTime); |
1905 |
> |
long startTime = System.nanoTime(); |
1906 |
> |
while (p.getPoolSize() > 0 |
1907 |
> |
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
1908 |
> |
Thread.yield(); |
1909 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1910 |
> |
assertEquals(0, p.getPoolSize()); |
1911 |
|
} |
1912 |
|
} |
1913 |
|
|
1914 |
|
/** |
1915 |
|
* allowCoreThreadTimeOut(false) causes idle threads not to time out |
1916 |
|
*/ |
1917 |
< |
public void testAllowCoreThreadTimeOut_false() throws InterruptedException { |
1918 |
< |
ThreadPoolExecutor tpe = new CustomTPE(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1919 |
< |
tpe.allowCoreThreadTimeOut(false); |
1920 |
< |
tpe.execute(new NoOpRunnable()); |
1921 |
< |
try { |
1922 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1923 |
< |
assertTrue(tpe.getPoolSize() >= 1); |
1924 |
< |
} finally { |
1925 |
< |
joinPool(tpe); |
1917 |
> |
public void testAllowCoreThreadTimeOut_false() throws Exception { |
1918 |
> |
long keepAliveTime = timeoutMillis(); |
1919 |
> |
final ThreadPoolExecutor p = |
1920 |
> |
new CustomTPE(2, 10, |
1921 |
> |
keepAliveTime, MILLISECONDS, |
1922 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1923 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1924 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1925 |
> |
p.allowCoreThreadTimeOut(false); |
1926 |
> |
p.execute(new CheckedRunnable() { |
1927 |
> |
public void realRun() throws InterruptedException { |
1928 |
> |
threadStarted.countDown(); |
1929 |
> |
assertTrue(p.getPoolSize() >= 1); |
1930 |
> |
}}); |
1931 |
> |
delay(2 * keepAliveTime); |
1932 |
> |
assertTrue(p.getPoolSize() >= 1); |
1933 |
|
} |
1934 |
|
} |
1935 |
|
|
1936 |
+ |
/** |
1937 |
+ |
* get(cancelled task) throws CancellationException |
1938 |
+ |
* (in part, a test of CustomTPE itself) |
1939 |
+ |
*/ |
1940 |
+ |
public void testGet_cancelled() throws Exception { |
1941 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1942 |
+ |
final ExecutorService e = |
1943 |
+ |
new CustomTPE(1, 1, |
1944 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
1945 |
+ |
new LinkedBlockingQueue<Runnable>()); |
1946 |
+ |
try (PoolCleaner cleaner = cleaner(e, done)) { |
1947 |
+ |
final CountDownLatch blockerStarted = new CountDownLatch(1); |
1948 |
+ |
final List<Future<?>> futures = new ArrayList<>(); |
1949 |
+ |
for (int i = 0; i < 2; i++) { |
1950 |
+ |
Runnable r = new CheckedRunnable() { public void realRun() |
1951 |
+ |
throws Throwable { |
1952 |
+ |
blockerStarted.countDown(); |
1953 |
+ |
assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS)); |
1954 |
+ |
}}; |
1955 |
+ |
futures.add(e.submit(r)); |
1956 |
+ |
} |
1957 |
+ |
await(blockerStarted); |
1958 |
+ |
for (Future<?> future : futures) future.cancel(false); |
1959 |
+ |
for (Future<?> future : futures) { |
1960 |
+ |
try { |
1961 |
+ |
future.get(); |
1962 |
+ |
shouldThrow(); |
1963 |
+ |
} catch (CancellationException success) {} |
1964 |
+ |
try { |
1965 |
+ |
future.get(LONG_DELAY_MS, MILLISECONDS); |
1966 |
+ |
shouldThrow(); |
1967 |
+ |
} catch (CancellationException success) {} |
1968 |
+ |
assertTrue(future.isCancelled()); |
1969 |
+ |
assertTrue(future.isDone()); |
1970 |
+ |
} |
1971 |
+ |
} |
1972 |
+ |
} |
1973 |
+ |
@SuppressWarnings("deprecation") |
1974 |
+ |
public void testFinalizeMethodCallsSuperFinalize() { |
1975 |
+ |
new CustomTPE(1, 1, |
1976 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
1977 |
+ |
new LinkedBlockingQueue<Runnable>()) { |
1978 |
+ |
|
1979 |
+ |
/** |
1980 |
+ |
* A finalize method without "throws Throwable", that |
1981 |
+ |
* calls super.finalize(). |
1982 |
+ |
*/ |
1983 |
+ |
protected void finalize() { |
1984 |
+ |
super.finalize(); |
1985 |
+ |
} |
1986 |
+ |
}.shutdown(); |
1987 |
+ |
} |
1988 |
+ |
|
1989 |
|
} |