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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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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.atomic.*; |
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import junit.framework.*; |
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import java.util.*; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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|
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.concurrent.ArrayBlockingQueue; |
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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.Executors; |
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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.RejectedExecutionException; |
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import java.util.concurrent.RejectedExecutionHandler; |
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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.ThreadPoolExecutor; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.atomic.AtomicInteger; |
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|
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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public class ThreadPoolExecutorTest 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(ThreadPoolExecutorTest.class); |
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} |
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|
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static class ExtendedTPE extends ThreadPoolExecutor { |
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volatile boolean beforeCalled = false; |
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volatile boolean afterCalled = false; |
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volatile boolean terminatedCalled = false; |
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final CountDownLatch beforeCalled = new CountDownLatch(1); |
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final CountDownLatch afterCalled = new CountDownLatch(1); |
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final CountDownLatch terminatedCalled = new CountDownLatch(1); |
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|
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public ExtendedTPE() { |
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super(1, 1, LONG_DELAY_MS, MILLISECONDS, new SynchronousQueue<Runnable>()); |
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} |
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protected void beforeExecute(Thread t, Runnable r) { |
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beforeCalled = true; |
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beforeCalled.countDown(); |
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} |
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protected void afterExecute(Runnable r, Throwable t) { |
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afterCalled = true; |
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afterCalled.countDown(); |
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} |
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protected void terminated() { |
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terminatedCalled = true; |
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terminatedCalled.countDown(); |
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} |
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|
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public boolean beforeCalled() { |
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return beforeCalled.getCount() == 0; |
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} |
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public boolean afterCalled() { |
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return afterCalled.getCount() == 0; |
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} |
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public boolean terminatedCalled() { |
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return terminatedCalled.getCount() == 0; |
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} |
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} |
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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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* 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 ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
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try { |
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p1.execute(new ShortRunnable()); |
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Thread.sleep(SMALL_DELAY_MS); |
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} finally { |
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joinPool(p1); |
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final ThreadPoolExecutor p = |
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new ThreadPoolExecutor(1, 1, |
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LONG_DELAY_MS, MILLISECONDS, |
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new ArrayBlockingQueue<Runnable>(10)); |
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try (PoolCleaner cleaner = cleaner(p)) { |
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final CountDownLatch done = new CountDownLatch(1); |
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final Runnable task = new CheckedRunnable() { |
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public void realRun() { done.countDown(); }}; |
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p.execute(task); |
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assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
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} |
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} |
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|
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/** |
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* getActiveCount increases but doesn't overestimate, when a |
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* thread becomes active |
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* getActiveCount increases but doesn't overestimate, when a |
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* thread becomes active |
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*/ |
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public void testGetActiveCount() throws InterruptedException { |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
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assertEquals(0, p2.getActiveCount()); |
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p2.execute(new MediumRunnable()); |
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Thread.sleep(SHORT_DELAY_MS); |
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assertEquals(1, p2.getActiveCount()); |
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joinPool(p2); |
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final ThreadPoolExecutor p = |
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new ThreadPoolExecutor(2, 2, |
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LONG_DELAY_MS, MILLISECONDS, |
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new ArrayBlockingQueue<Runnable>(10)); |
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try (PoolCleaner cleaner = cleaner(p)) { |
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final CountDownLatch threadStarted = new CountDownLatch(1); |
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final CountDownLatch done = new CountDownLatch(1); |
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assertEquals(0, p.getActiveCount()); |
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p.execute(new CheckedRunnable() { |
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public void realRun() throws InterruptedException { |
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threadStarted.countDown(); |
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assertEquals(1, p.getActiveCount()); |
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done.await(); |
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}}); |
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assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
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assertEquals(1, p.getActiveCount()); |
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done.countDown(); |
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} |
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} |
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/** |
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* prestartCoreThread starts a thread if under corePoolSize, else doesn't |
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* prestartCoreThread starts a thread if under corePoolSize, else doesn't |
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*/ |
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public void testPrestartCoreThread() { |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
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assertEquals(0, p2.getPoolSize()); |
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assertTrue(p2.prestartCoreThread()); |
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assertEquals(1, p2.getPoolSize()); |
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assertTrue(p2.prestartCoreThread()); |
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assertEquals(2, p2.getPoolSize()); |
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assertFalse(p2.prestartCoreThread()); |
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assertEquals(2, p2.getPoolSize()); |
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joinPool(p2); |
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final ThreadPoolExecutor p = |
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new ThreadPoolExecutor(2, 6, |
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LONG_DELAY_MS, MILLISECONDS, |
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new ArrayBlockingQueue<Runnable>(10)); |
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try (PoolCleaner cleaner = cleaner(p)) { |
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assertEquals(0, p.getPoolSize()); |
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assertTrue(p.prestartCoreThread()); |
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assertEquals(1, p.getPoolSize()); |
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assertTrue(p.prestartCoreThread()); |
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assertEquals(2, p.getPoolSize()); |
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assertFalse(p.prestartCoreThread()); |
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assertEquals(2, p.getPoolSize()); |
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p.setCorePoolSize(4); |
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assertTrue(p.prestartCoreThread()); |
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assertEquals(3, p.getPoolSize()); |
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assertTrue(p.prestartCoreThread()); |
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assertEquals(4, p.getPoolSize()); |
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assertFalse(p.prestartCoreThread()); |
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assertEquals(4, p.getPoolSize()); |
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> |
} |
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} |
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|
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/** |
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* prestartAllCoreThreads starts all corePoolSize threads |
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* prestartAllCoreThreads starts all corePoolSize threads |
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*/ |
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public void testPrestartAllCoreThreads() { |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
155 |
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assertEquals(0, p2.getPoolSize()); |
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p2.prestartAllCoreThreads(); |
157 |
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assertEquals(2, p2.getPoolSize()); |
158 |
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p2.prestartAllCoreThreads(); |
159 |
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assertEquals(2, p2.getPoolSize()); |
160 |
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joinPool(p2); |
154 |
> |
final ThreadPoolExecutor p = |
155 |
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new ThreadPoolExecutor(2, 6, |
156 |
> |
LONG_DELAY_MS, MILLISECONDS, |
157 |
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new ArrayBlockingQueue<Runnable>(10)); |
158 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
159 |
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assertEquals(0, p.getPoolSize()); |
160 |
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p.prestartAllCoreThreads(); |
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> |
assertEquals(2, p.getPoolSize()); |
162 |
> |
p.prestartAllCoreThreads(); |
163 |
> |
assertEquals(2, p.getPoolSize()); |
164 |
> |
p.setCorePoolSize(4); |
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> |
p.prestartAllCoreThreads(); |
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> |
assertEquals(4, p.getPoolSize()); |
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p.prestartAllCoreThreads(); |
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> |
assertEquals(4, p.getPoolSize()); |
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} |
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} |
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|
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/** |
173 |
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* getCompletedTaskCount increases, but doesn't overestimate, |
174 |
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* when tasks complete |
173 |
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* getCompletedTaskCount increases, but doesn't overestimate, |
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* when tasks complete |
175 |
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*/ |
176 |
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public void testGetCompletedTaskCount() throws InterruptedException { |
177 |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
178 |
< |
assertEquals(0, p2.getCompletedTaskCount()); |
179 |
< |
p2.execute(new ShortRunnable()); |
180 |
< |
Thread.sleep(SMALL_DELAY_MS); |
181 |
< |
assertEquals(1, p2.getCompletedTaskCount()); |
182 |
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try { p2.shutdown(); } catch (SecurityException ok) { return; } |
183 |
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joinPool(p2); |
177 |
> |
final ThreadPoolExecutor p = |
178 |
> |
new ThreadPoolExecutor(2, 2, |
179 |
> |
LONG_DELAY_MS, MILLISECONDS, |
180 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
181 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
182 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
183 |
> |
final CountDownLatch threadProceed = new CountDownLatch(1); |
184 |
> |
final CountDownLatch threadDone = new CountDownLatch(1); |
185 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
186 |
> |
p.execute(new CheckedRunnable() { |
187 |
> |
public void realRun() throws InterruptedException { |
188 |
> |
threadStarted.countDown(); |
189 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
190 |
> |
threadProceed.await(); |
191 |
> |
threadDone.countDown(); |
192 |
> |
}}); |
193 |
> |
await(threadStarted); |
194 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
195 |
> |
threadProceed.countDown(); |
196 |
> |
threadDone.await(); |
197 |
> |
long startTime = System.nanoTime(); |
198 |
> |
while (p.getCompletedTaskCount() != 1) { |
199 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
200 |
> |
fail("timed out"); |
201 |
> |
Thread.yield(); |
202 |
> |
} |
203 |
> |
} |
204 |
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} |
205 |
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|
206 |
|
/** |
207 |
< |
* getCorePoolSize returns size given in constructor if not otherwise set |
207 |
> |
* getCorePoolSize returns size given in constructor if not otherwise set |
208 |
|
*/ |
209 |
|
public void testGetCorePoolSize() { |
210 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
211 |
< |
assertEquals(1, p1.getCorePoolSize()); |
212 |
< |
joinPool(p1); |
210 |
> |
final ThreadPoolExecutor p = |
211 |
> |
new ThreadPoolExecutor(1, 1, |
212 |
> |
LONG_DELAY_MS, MILLISECONDS, |
213 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
214 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
215 |
> |
assertEquals(1, p.getCorePoolSize()); |
216 |
> |
} |
217 |
|
} |
218 |
|
|
219 |
|
/** |
220 |
< |
* getKeepAliveTime returns value given in constructor if not otherwise set |
220 |
> |
* getKeepAliveTime returns value given in constructor if not otherwise set |
221 |
|
*/ |
222 |
|
public void testGetKeepAliveTime() { |
223 |
< |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
224 |
< |
assertEquals(1, p2.getKeepAliveTime(TimeUnit.SECONDS)); |
225 |
< |
joinPool(p2); |
223 |
> |
final ThreadPoolExecutor p = |
224 |
> |
new ThreadPoolExecutor(2, 2, |
225 |
> |
1000, MILLISECONDS, |
226 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
227 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
228 |
> |
assertEquals(1, p.getKeepAliveTime(SECONDS)); |
229 |
> |
} |
230 |
|
} |
231 |
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|
136 |
– |
|
232 |
|
/** |
233 |
|
* getThreadFactory returns factory in constructor if not set |
234 |
|
*/ |
235 |
|
public void testGetThreadFactory() { |
236 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
237 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler()); |
238 |
< |
assertSame(tf, p.getThreadFactory()); |
239 |
< |
joinPool(p); |
236 |
> |
ThreadFactory threadFactory = new SimpleThreadFactory(); |
237 |
> |
final ThreadPoolExecutor p = |
238 |
> |
new ThreadPoolExecutor(1, 2, |
239 |
> |
LONG_DELAY_MS, MILLISECONDS, |
240 |
> |
new ArrayBlockingQueue<Runnable>(10), |
241 |
> |
threadFactory, |
242 |
> |
new NoOpREHandler()); |
243 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
244 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
245 |
> |
} |
246 |
|
} |
247 |
|
|
248 |
|
/** |
249 |
|
* setThreadFactory sets the thread factory returned by getThreadFactory |
250 |
|
*/ |
251 |
|
public void testSetThreadFactory() { |
252 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
253 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
254 |
< |
p.setThreadFactory(tf); |
255 |
< |
assertSame(tf, p.getThreadFactory()); |
256 |
< |
joinPool(p); |
252 |
> |
final ThreadPoolExecutor p = |
253 |
> |
new ThreadPoolExecutor(1, 2, |
254 |
> |
LONG_DELAY_MS, MILLISECONDS, |
255 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
256 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
257 |
> |
ThreadFactory threadFactory = new SimpleThreadFactory(); |
258 |
> |
p.setThreadFactory(threadFactory); |
259 |
> |
assertSame(threadFactory, p.getThreadFactory()); |
260 |
> |
} |
261 |
|
} |
262 |
|
|
158 |
– |
|
263 |
|
/** |
264 |
|
* setThreadFactory(null) throws NPE |
265 |
|
*/ |
266 |
|
public void testSetThreadFactoryNull() { |
267 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
268 |
< |
try { |
269 |
< |
p.setThreadFactory(null); |
270 |
< |
shouldThrow(); |
271 |
< |
} catch (NullPointerException success) { |
272 |
< |
} finally { |
273 |
< |
joinPool(p); |
267 |
> |
final ThreadPoolExecutor p = |
268 |
> |
new ThreadPoolExecutor(1, 2, |
269 |
> |
LONG_DELAY_MS, MILLISECONDS, |
270 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
271 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
272 |
> |
try { |
273 |
> |
p.setThreadFactory(null); |
274 |
> |
shouldThrow(); |
275 |
> |
} catch (NullPointerException success) {} |
276 |
|
} |
277 |
|
} |
278 |
|
|
280 |
|
* getRejectedExecutionHandler returns handler in constructor if not set |
281 |
|
*/ |
282 |
|
public void testGetRejectedExecutionHandler() { |
283 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
284 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h); |
285 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
286 |
< |
joinPool(p); |
283 |
> |
final RejectedExecutionHandler handler = new NoOpREHandler(); |
284 |
> |
final ThreadPoolExecutor p = |
285 |
> |
new ThreadPoolExecutor(1, 2, |
286 |
> |
LONG_DELAY_MS, MILLISECONDS, |
287 |
> |
new ArrayBlockingQueue<Runnable>(10), |
288 |
> |
handler); |
289 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
290 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
291 |
> |
} |
292 |
|
} |
293 |
|
|
294 |
|
/** |
296 |
|
* getRejectedExecutionHandler |
297 |
|
*/ |
298 |
|
public void testSetRejectedExecutionHandler() { |
299 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
300 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
301 |
< |
p.setRejectedExecutionHandler(h); |
302 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
303 |
< |
joinPool(p); |
299 |
> |
final ThreadPoolExecutor p = |
300 |
> |
new ThreadPoolExecutor(1, 2, |
301 |
> |
LONG_DELAY_MS, MILLISECONDS, |
302 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
303 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
304 |
> |
RejectedExecutionHandler handler = new NoOpREHandler(); |
305 |
> |
p.setRejectedExecutionHandler(handler); |
306 |
> |
assertSame(handler, p.getRejectedExecutionHandler()); |
307 |
> |
} |
308 |
|
} |
309 |
|
|
195 |
– |
|
310 |
|
/** |
311 |
|
* setRejectedExecutionHandler(null) throws NPE |
312 |
|
*/ |
313 |
|
public void testSetRejectedExecutionHandlerNull() { |
314 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
315 |
< |
try { |
316 |
< |
p.setRejectedExecutionHandler(null); |
317 |
< |
shouldThrow(); |
318 |
< |
} catch (NullPointerException success) { |
319 |
< |
} finally { |
320 |
< |
joinPool(p); |
314 |
> |
final ThreadPoolExecutor p = |
315 |
> |
new ThreadPoolExecutor(1, 2, |
316 |
> |
LONG_DELAY_MS, MILLISECONDS, |
317 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
318 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
319 |
> |
try { |
320 |
> |
p.setRejectedExecutionHandler(null); |
321 |
> |
shouldThrow(); |
322 |
> |
} catch (NullPointerException success) {} |
323 |
|
} |
324 |
|
} |
325 |
|
|
210 |
– |
|
326 |
|
/** |
327 |
< |
* getLargestPoolSize increases, but doesn't overestimate, when |
328 |
< |
* multiple threads active |
327 |
> |
* getLargestPoolSize increases, but doesn't overestimate, when |
328 |
> |
* multiple threads active |
329 |
|
*/ |
330 |
|
public void testGetLargestPoolSize() throws InterruptedException { |
331 |
< |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
332 |
< |
assertEquals(0, p2.getLargestPoolSize()); |
333 |
< |
p2.execute(new MediumRunnable()); |
334 |
< |
p2.execute(new MediumRunnable()); |
335 |
< |
Thread.sleep(SHORT_DELAY_MS); |
336 |
< |
assertEquals(2, p2.getLargestPoolSize()); |
337 |
< |
joinPool(p2); |
331 |
> |
final int THREADS = 3; |
332 |
> |
final ThreadPoolExecutor p = |
333 |
> |
new ThreadPoolExecutor(THREADS, THREADS, |
334 |
> |
LONG_DELAY_MS, MILLISECONDS, |
335 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
336 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
337 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
338 |
> |
final CountDownLatch done = new CountDownLatch(1); |
339 |
> |
assertEquals(0, p.getLargestPoolSize()); |
340 |
> |
for (int i = 0; i < THREADS; i++) |
341 |
> |
p.execute(new CheckedRunnable() { |
342 |
> |
public void realRun() throws InterruptedException { |
343 |
> |
threadsStarted.countDown(); |
344 |
> |
done.await(); |
345 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
346 |
> |
}}); |
347 |
> |
assertTrue(threadsStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
348 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
349 |
> |
done.countDown(); // release pool |
350 |
> |
} |
351 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
352 |
|
} |
353 |
|
|
354 |
|
/** |
355 |
< |
* getMaximumPoolSize returns value given in constructor if not |
356 |
< |
* otherwise set |
355 |
> |
* getMaximumPoolSize returns value given in constructor if not |
356 |
> |
* otherwise set |
357 |
|
*/ |
358 |
|
public void testGetMaximumPoolSize() { |
359 |
< |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
360 |
< |
assertEquals(2, p2.getMaximumPoolSize()); |
361 |
< |
joinPool(p2); |
359 |
> |
final ThreadPoolExecutor p = |
360 |
> |
new ThreadPoolExecutor(2, 3, |
361 |
> |
LONG_DELAY_MS, MILLISECONDS, |
362 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
363 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
364 |
> |
assertEquals(3, p.getMaximumPoolSize()); |
365 |
> |
p.setMaximumPoolSize(5); |
366 |
> |
assertEquals(5, p.getMaximumPoolSize()); |
367 |
> |
p.setMaximumPoolSize(4); |
368 |
> |
assertEquals(4, p.getMaximumPoolSize()); |
369 |
> |
} |
370 |
|
} |
371 |
|
|
372 |
|
/** |
373 |
< |
* getPoolSize increases, but doesn't overestimate, when threads |
374 |
< |
* become active |
373 |
> |
* getPoolSize increases, but doesn't overestimate, when threads |
374 |
> |
* become active |
375 |
|
*/ |
376 |
< |
public void testGetPoolSize() { |
377 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
378 |
< |
assertEquals(0, p1.getPoolSize()); |
379 |
< |
p1.execute(new MediumRunnable()); |
380 |
< |
assertEquals(1, p1.getPoolSize()); |
381 |
< |
joinPool(p1); |
376 |
> |
public void testGetPoolSize() throws InterruptedException { |
377 |
> |
final ThreadPoolExecutor p = |
378 |
> |
new ThreadPoolExecutor(1, 1, |
379 |
> |
LONG_DELAY_MS, MILLISECONDS, |
380 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
381 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
382 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
383 |
> |
final CountDownLatch done = new CountDownLatch(1); |
384 |
> |
assertEquals(0, p.getPoolSize()); |
385 |
> |
p.execute(new CheckedRunnable() { |
386 |
> |
public void realRun() throws InterruptedException { |
387 |
> |
threadStarted.countDown(); |
388 |
> |
assertEquals(1, p.getPoolSize()); |
389 |
> |
done.await(); |
390 |
> |
}}); |
391 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
392 |
> |
assertEquals(1, p.getPoolSize()); |
393 |
> |
done.countDown(); // release pool |
394 |
> |
} |
395 |
|
} |
396 |
|
|
397 |
|
/** |
398 |
< |
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
398 |
> |
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
399 |
|
*/ |
400 |
|
public void testGetTaskCount() throws InterruptedException { |
401 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
402 |
< |
assertEquals(0, p1.getTaskCount()); |
403 |
< |
p1.execute(new MediumRunnable()); |
404 |
< |
Thread.sleep(SHORT_DELAY_MS); |
405 |
< |
assertEquals(1, p1.getTaskCount()); |
406 |
< |
joinPool(p1); |
401 |
> |
final ThreadPoolExecutor p = |
402 |
> |
new ThreadPoolExecutor(1, 1, |
403 |
> |
LONG_DELAY_MS, MILLISECONDS, |
404 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
405 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
406 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
407 |
> |
final CountDownLatch done = new CountDownLatch(1); |
408 |
> |
assertEquals(0, p.getTaskCount()); |
409 |
> |
p.execute(new CheckedRunnable() { |
410 |
> |
public void realRun() throws InterruptedException { |
411 |
> |
threadStarted.countDown(); |
412 |
> |
assertEquals(1, p.getTaskCount()); |
413 |
> |
done.await(); |
414 |
> |
}}); |
415 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
416 |
> |
assertEquals(1, p.getTaskCount()); |
417 |
> |
done.countDown(); |
418 |
> |
} |
419 |
|
} |
420 |
|
|
421 |
|
/** |
422 |
< |
* isShutDown is false before shutdown, true after |
422 |
> |
* isShutdown is false before shutdown, true after |
423 |
|
*/ |
424 |
|
public void testIsShutdown() { |
425 |
< |
|
426 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
427 |
< |
assertFalse(p1.isShutdown()); |
428 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
429 |
< |
assertTrue(p1.isShutdown()); |
430 |
< |
joinPool(p1); |
425 |
> |
final ThreadPoolExecutor p = |
426 |
> |
new ThreadPoolExecutor(1, 1, |
427 |
> |
LONG_DELAY_MS, MILLISECONDS, |
428 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
429 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
430 |
> |
assertFalse(p.isShutdown()); |
431 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
432 |
> |
assertTrue(p.isShutdown()); |
433 |
> |
} |
434 |
|
} |
435 |
|
|
436 |
+ |
/** |
437 |
+ |
* awaitTermination on a non-shutdown pool times out |
438 |
+ |
*/ |
439 |
+ |
public void testAwaitTermination_timesOut() throws InterruptedException { |
440 |
+ |
final ThreadPoolExecutor p = |
441 |
+ |
new ThreadPoolExecutor(1, 1, |
442 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
443 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
444 |
+ |
try (PoolCleaner cleaner = cleaner(p)) { |
445 |
+ |
assertFalse(p.isTerminated()); |
446 |
+ |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
447 |
+ |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
448 |
+ |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
449 |
+ |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
450 |
+ |
assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
451 |
+ |
assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
452 |
+ |
long timeoutNanos = 999999L; |
453 |
+ |
long startTime = System.nanoTime(); |
454 |
+ |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
455 |
+ |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
456 |
+ |
assertFalse(p.isTerminated()); |
457 |
+ |
startTime = System.nanoTime(); |
458 |
+ |
long timeoutMillis = timeoutMillis(); |
459 |
+ |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
460 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
461 |
+ |
assertFalse(p.isTerminated()); |
462 |
+ |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
463 |
+ |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
464 |
+ |
assertTrue(p.isTerminated()); |
465 |
+ |
} |
466 |
+ |
} |
467 |
|
|
468 |
|
/** |
469 |
< |
* isTerminated is false before termination, true after |
469 |
> |
* isTerminated is false before termination, true after |
470 |
|
*/ |
471 |
|
public void testIsTerminated() throws InterruptedException { |
472 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
473 |
< |
assertFalse(p1.isTerminated()); |
474 |
< |
try { |
475 |
< |
p1.execute(new MediumRunnable()); |
476 |
< |
} finally { |
477 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
472 |
> |
final ThreadPoolExecutor p = |
473 |
> |
new ThreadPoolExecutor(1, 1, |
474 |
> |
LONG_DELAY_MS, MILLISECONDS, |
475 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
476 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
477 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
478 |
> |
final CountDownLatch done = new CountDownLatch(1); |
479 |
> |
assertFalse(p.isTerminating()); |
480 |
> |
p.execute(new CheckedRunnable() { |
481 |
> |
public void realRun() throws InterruptedException { |
482 |
> |
assertFalse(p.isTerminating()); |
483 |
> |
threadStarted.countDown(); |
484 |
> |
done.await(); |
485 |
> |
}}); |
486 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
487 |
> |
assertFalse(p.isTerminating()); |
488 |
> |
done.countDown(); |
489 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
490 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
491 |
> |
assertTrue(p.isTerminated()); |
492 |
> |
assertFalse(p.isTerminating()); |
493 |
|
} |
283 |
– |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
284 |
– |
assertTrue(p1.isTerminated()); |
494 |
|
} |
495 |
|
|
496 |
|
/** |
497 |
< |
* isTerminating is not true when running or when terminated |
497 |
> |
* isTerminating is not true when running or when terminated |
498 |
|
*/ |
499 |
|
public void testIsTerminating() throws InterruptedException { |
500 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
501 |
< |
assertFalse(p1.isTerminating()); |
502 |
< |
try { |
503 |
< |
p1.execute(new SmallRunnable()); |
504 |
< |
assertFalse(p1.isTerminating()); |
505 |
< |
} finally { |
506 |
< |
try { p1.shutdown(); } catch (SecurityException ok) { return; } |
500 |
> |
final ThreadPoolExecutor p = |
501 |
> |
new ThreadPoolExecutor(1, 1, |
502 |
> |
LONG_DELAY_MS, MILLISECONDS, |
503 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
504 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
505 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
506 |
> |
final CountDownLatch done = new CountDownLatch(1); |
507 |
> |
assertFalse(p.isTerminating()); |
508 |
> |
p.execute(new CheckedRunnable() { |
509 |
> |
public void realRun() throws InterruptedException { |
510 |
> |
assertFalse(p.isTerminating()); |
511 |
> |
threadStarted.countDown(); |
512 |
> |
done.await(); |
513 |
> |
}}); |
514 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
515 |
> |
assertFalse(p.isTerminating()); |
516 |
> |
done.countDown(); |
517 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
518 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
519 |
> |
assertTrue(p.isTerminated()); |
520 |
> |
assertFalse(p.isTerminating()); |
521 |
|
} |
299 |
– |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
300 |
– |
assertTrue(p1.isTerminated()); |
301 |
– |
assertFalse(p1.isTerminating()); |
522 |
|
} |
523 |
|
|
524 |
|
/** |
525 |
|
* getQueue returns the work queue, which contains queued tasks |
526 |
|
*/ |
527 |
|
public void testGetQueue() throws InterruptedException { |
528 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
529 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q); |
530 |
< |
FutureTask[] tasks = new FutureTask[5]; |
531 |
< |
for (int i = 0; i < 5; i++) { |
532 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
533 |
< |
p1.execute(tasks[i]); |
534 |
< |
} |
535 |
< |
try { |
536 |
< |
Thread.sleep(SHORT_DELAY_MS); |
537 |
< |
BlockingQueue<Runnable> wq = p1.getQueue(); |
538 |
< |
assertSame(q, wq); |
539 |
< |
assertFalse(wq.contains(tasks[0])); |
540 |
< |
assertTrue(wq.contains(tasks[4])); |
541 |
< |
for (int i = 1; i < 5; ++i) |
542 |
< |
tasks[i].cancel(true); |
543 |
< |
p1.shutdownNow(); |
544 |
< |
} finally { |
545 |
< |
joinPool(p1); |
528 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
529 |
> |
final ThreadPoolExecutor p = |
530 |
> |
new ThreadPoolExecutor(1, 1, |
531 |
> |
LONG_DELAY_MS, MILLISECONDS, |
532 |
> |
q); |
533 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
534 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
535 |
> |
final CountDownLatch done = new CountDownLatch(1); |
536 |
> |
FutureTask[] tasks = new FutureTask[5]; |
537 |
> |
for (int i = 0; i < tasks.length; i++) { |
538 |
> |
Callable task = new CheckedCallable<Boolean>() { |
539 |
> |
public Boolean realCall() throws InterruptedException { |
540 |
> |
threadStarted.countDown(); |
541 |
> |
assertSame(q, p.getQueue()); |
542 |
> |
done.await(); |
543 |
> |
return Boolean.TRUE; |
544 |
> |
}}; |
545 |
> |
tasks[i] = new FutureTask(task); |
546 |
> |
p.execute(tasks[i]); |
547 |
> |
} |
548 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
549 |
> |
assertSame(q, p.getQueue()); |
550 |
> |
assertFalse(q.contains(tasks[0])); |
551 |
> |
assertTrue(q.contains(tasks[tasks.length - 1])); |
552 |
> |
assertEquals(tasks.length - 1, q.size()); |
553 |
> |
done.countDown(); |
554 |
|
} |
555 |
|
} |
556 |
|
|
559 |
|
*/ |
560 |
|
public void testRemove() throws InterruptedException { |
561 |
|
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
562 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, q); |
563 |
< |
FutureTask[] tasks = new FutureTask[5]; |
564 |
< |
for (int i = 0; i < 5; i++) { |
565 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
566 |
< |
p1.execute(tasks[i]); |
567 |
< |
} |
568 |
< |
try { |
569 |
< |
Thread.sleep(SHORT_DELAY_MS); |
570 |
< |
assertFalse(p1.remove(tasks[0])); |
562 |
> |
final ThreadPoolExecutor p = |
563 |
> |
new ThreadPoolExecutor(1, 1, |
564 |
> |
LONG_DELAY_MS, MILLISECONDS, |
565 |
> |
q); |
566 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
567 |
> |
Runnable[] tasks = new Runnable[6]; |
568 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
569 |
> |
final CountDownLatch done = new CountDownLatch(1); |
570 |
> |
for (int i = 0; i < tasks.length; i++) { |
571 |
> |
tasks[i] = new CheckedRunnable() { |
572 |
> |
public void realRun() throws InterruptedException { |
573 |
> |
threadStarted.countDown(); |
574 |
> |
done.await(); |
575 |
> |
}}; |
576 |
> |
p.execute(tasks[i]); |
577 |
> |
} |
578 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
579 |
> |
assertFalse(p.remove(tasks[0])); |
580 |
|
assertTrue(q.contains(tasks[4])); |
581 |
|
assertTrue(q.contains(tasks[3])); |
582 |
< |
assertTrue(p1.remove(tasks[4])); |
583 |
< |
assertFalse(p1.remove(tasks[4])); |
582 |
> |
assertTrue(p.remove(tasks[4])); |
583 |
> |
assertFalse(p.remove(tasks[4])); |
584 |
|
assertFalse(q.contains(tasks[4])); |
585 |
|
assertTrue(q.contains(tasks[3])); |
586 |
< |
assertTrue(p1.remove(tasks[3])); |
586 |
> |
assertTrue(p.remove(tasks[3])); |
587 |
|
assertFalse(q.contains(tasks[3])); |
588 |
< |
} finally { |
352 |
< |
joinPool(p1); |
588 |
> |
done.countDown(); |
589 |
|
} |
590 |
|
} |
591 |
|
|
592 |
|
/** |
593 |
< |
* purge removes cancelled tasks from the queue |
593 |
> |
* purge removes cancelled tasks from the queue |
594 |
|
*/ |
595 |
< |
public void testPurge() { |
596 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
597 |
< |
FutureTask[] tasks = new FutureTask[5]; |
598 |
< |
for (int i = 0; i < 5; i++) { |
599 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
600 |
< |
p1.execute(tasks[i]); |
595 |
> |
public void testPurge() throws InterruptedException { |
596 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
597 |
> |
final CountDownLatch done = new CountDownLatch(1); |
598 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
599 |
> |
final ThreadPoolExecutor p = |
600 |
> |
new ThreadPoolExecutor(1, 1, |
601 |
> |
LONG_DELAY_MS, MILLISECONDS, |
602 |
> |
q); |
603 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
604 |
> |
FutureTask[] tasks = new FutureTask[5]; |
605 |
> |
for (int i = 0; i < tasks.length; i++) { |
606 |
> |
Callable task = new CheckedCallable<Boolean>() { |
607 |
> |
public Boolean realCall() throws InterruptedException { |
608 |
> |
threadStarted.countDown(); |
609 |
> |
done.await(); |
610 |
> |
return Boolean.TRUE; |
611 |
> |
}}; |
612 |
> |
tasks[i] = new FutureTask(task); |
613 |
> |
p.execute(tasks[i]); |
614 |
> |
} |
615 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
616 |
> |
assertEquals(tasks.length, p.getTaskCount()); |
617 |
> |
assertEquals(tasks.length - 1, q.size()); |
618 |
> |
assertEquals(1L, p.getActiveCount()); |
619 |
> |
assertEquals(0L, p.getCompletedTaskCount()); |
620 |
> |
tasks[4].cancel(true); |
621 |
> |
tasks[3].cancel(false); |
622 |
> |
p.purge(); |
623 |
> |
assertEquals(tasks.length - 3, q.size()); |
624 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
625 |
> |
p.purge(); // Nothing to do |
626 |
> |
assertEquals(tasks.length - 3, q.size()); |
627 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
628 |
> |
done.countDown(); |
629 |
|
} |
366 |
– |
tasks[4].cancel(true); |
367 |
– |
tasks[3].cancel(true); |
368 |
– |
p1.purge(); |
369 |
– |
long count = p1.getTaskCount(); |
370 |
– |
assertTrue(count >= 2 && count < 5); |
371 |
– |
joinPool(p1); |
630 |
|
} |
631 |
|
|
632 |
|
/** |
633 |
< |
* shutDownNow returns a list containing tasks that were not run |
634 |
< |
*/ |
635 |
< |
public void testShutDownNow() { |
636 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
637 |
< |
List l; |
638 |
< |
try { |
639 |
< |
for (int i = 0; i < 5; i++) |
640 |
< |
p1.execute(new MediumPossiblyInterruptedRunnable()); |
641 |
< |
} |
642 |
< |
finally { |
633 |
> |
* shutdownNow returns a list containing tasks that were not run, |
634 |
> |
* and those tasks are drained from the queue |
635 |
> |
*/ |
636 |
> |
public void testShutdownNow() throws InterruptedException { |
637 |
> |
final int poolSize = 2; |
638 |
> |
final int count = 5; |
639 |
> |
final AtomicInteger ran = new AtomicInteger(0); |
640 |
> |
final ThreadPoolExecutor p = |
641 |
> |
new ThreadPoolExecutor(poolSize, poolSize, |
642 |
> |
LONG_DELAY_MS, MILLISECONDS, |
643 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
644 |
> |
CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
645 |
> |
Runnable waiter = new CheckedRunnable() { public void realRun() { |
646 |
> |
threadsStarted.countDown(); |
647 |
|
try { |
648 |
< |
l = p1.shutdownNow(); |
649 |
< |
} catch (SecurityException ok) { return; } |
650 |
< |
} |
651 |
< |
assertTrue(p1.isShutdown()); |
652 |
< |
assertTrue(l.size() <= 4); |
648 |
> |
MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
649 |
> |
} catch (InterruptedException success) {} |
650 |
> |
ran.getAndIncrement(); |
651 |
> |
}}; |
652 |
> |
for (int i = 0; i < count; i++) |
653 |
> |
p.execute(waiter); |
654 |
> |
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
655 |
> |
assertEquals(poolSize, p.getActiveCount()); |
656 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
657 |
> |
final List<Runnable> queuedTasks; |
658 |
> |
try { |
659 |
> |
queuedTasks = p.shutdownNow(); |
660 |
> |
} catch (SecurityException ok) { |
661 |
> |
return; // Allowed in case test doesn't have privs |
662 |
> |
} |
663 |
> |
assertTrue(p.isShutdown()); |
664 |
> |
assertTrue(p.getQueue().isEmpty()); |
665 |
> |
assertEquals(count - poolSize, queuedTasks.size()); |
666 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
667 |
> |
assertTrue(p.isTerminated()); |
668 |
> |
assertEquals(poolSize, ran.get()); |
669 |
> |
assertEquals(poolSize, p.getCompletedTaskCount()); |
670 |
|
} |
671 |
|
|
672 |
|
// Exception Tests |
673 |
|
|
395 |
– |
|
674 |
|
/** |
675 |
|
* Constructor throws if corePoolSize argument is less than zero |
676 |
|
*/ |
677 |
|
public void testConstructor1() { |
678 |
|
try { |
679 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
679 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
680 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
681 |
|
shouldThrow(); |
682 |
|
} catch (IllegalArgumentException success) {} |
683 |
|
} |
687 |
|
*/ |
688 |
|
public void testConstructor2() { |
689 |
|
try { |
690 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
690 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
691 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
692 |
|
shouldThrow(); |
693 |
|
} catch (IllegalArgumentException success) {} |
694 |
|
} |
698 |
|
*/ |
699 |
|
public void testConstructor3() { |
700 |
|
try { |
701 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
701 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
702 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
703 |
|
shouldThrow(); |
704 |
|
} catch (IllegalArgumentException success) {} |
705 |
|
} |
709 |
|
*/ |
710 |
|
public void testConstructor4() { |
711 |
|
try { |
712 |
< |
new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
712 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
713 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
714 |
|
shouldThrow(); |
715 |
|
} catch (IllegalArgumentException success) {} |
716 |
|
} |
720 |
|
*/ |
721 |
|
public void testConstructor5() { |
722 |
|
try { |
723 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
723 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
724 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
725 |
|
shouldThrow(); |
726 |
|
} catch (IllegalArgumentException success) {} |
727 |
|
} |
731 |
|
*/ |
732 |
|
public void testConstructorNullPointerException() { |
733 |
|
try { |
734 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null); |
734 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
735 |
> |
(BlockingQueue) null); |
736 |
|
shouldThrow(); |
737 |
|
} catch (NullPointerException success) {} |
738 |
|
} |
739 |
|
|
456 |
– |
|
457 |
– |
|
740 |
|
/** |
741 |
|
* Constructor throws if corePoolSize argument is less than zero |
742 |
|
*/ |
743 |
|
public void testConstructor6() { |
744 |
|
try { |
745 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
745 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
746 |
> |
new ArrayBlockingQueue<Runnable>(10), |
747 |
> |
new SimpleThreadFactory()); |
748 |
|
shouldThrow(); |
749 |
|
} catch (IllegalArgumentException success) {} |
750 |
|
} |
754 |
|
*/ |
755 |
|
public void testConstructor7() { |
756 |
|
try { |
757 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
757 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
758 |
> |
new ArrayBlockingQueue<Runnable>(10), |
759 |
> |
new SimpleThreadFactory()); |
760 |
|
shouldThrow(); |
761 |
|
} catch (IllegalArgumentException success) {} |
762 |
|
} |
766 |
|
*/ |
767 |
|
public void testConstructor8() { |
768 |
|
try { |
769 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
769 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
770 |
> |
new ArrayBlockingQueue<Runnable>(10), |
771 |
> |
new SimpleThreadFactory()); |
772 |
|
shouldThrow(); |
773 |
|
} catch (IllegalArgumentException success) {} |
774 |
|
} |
778 |
|
*/ |
779 |
|
public void testConstructor9() { |
780 |
|
try { |
781 |
< |
new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
781 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
782 |
> |
new ArrayBlockingQueue<Runnable>(10), |
783 |
> |
new SimpleThreadFactory()); |
784 |
|
shouldThrow(); |
785 |
|
} catch (IllegalArgumentException success) {} |
786 |
|
} |
790 |
|
*/ |
791 |
|
public void testConstructor10() { |
792 |
|
try { |
793 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
793 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
794 |
> |
new ArrayBlockingQueue<Runnable>(10), |
795 |
> |
new SimpleThreadFactory()); |
796 |
|
shouldThrow(); |
797 |
|
} catch (IllegalArgumentException success) {} |
798 |
|
} |
802 |
|
*/ |
803 |
|
public void testConstructorNullPointerException2() { |
804 |
|
try { |
805 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory()); |
805 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
806 |
> |
(BlockingQueue) null, |
807 |
> |
new SimpleThreadFactory()); |
808 |
|
shouldThrow(); |
809 |
|
} catch (NullPointerException success) {} |
810 |
|
} |
814 |
|
*/ |
815 |
|
public void testConstructorNullPointerException3() { |
816 |
|
try { |
817 |
< |
ThreadFactory f = null; |
818 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f); |
817 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
818 |
> |
new ArrayBlockingQueue<Runnable>(10), |
819 |
> |
(ThreadFactory) null); |
820 |
|
shouldThrow(); |
821 |
|
} catch (NullPointerException success) {} |
822 |
|
} |
823 |
|
|
529 |
– |
|
824 |
|
/** |
825 |
|
* Constructor throws if corePoolSize argument is less than zero |
826 |
|
*/ |
827 |
|
public void testConstructor11() { |
828 |
|
try { |
829 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
829 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
830 |
> |
new ArrayBlockingQueue<Runnable>(10), |
831 |
> |
new NoOpREHandler()); |
832 |
|
shouldThrow(); |
833 |
|
} catch (IllegalArgumentException success) {} |
834 |
|
} |
838 |
|
*/ |
839 |
|
public void testConstructor12() { |
840 |
|
try { |
841 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
841 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
842 |
> |
new ArrayBlockingQueue<Runnable>(10), |
843 |
> |
new NoOpREHandler()); |
844 |
|
shouldThrow(); |
845 |
|
} catch (IllegalArgumentException success) {} |
846 |
|
} |
850 |
|
*/ |
851 |
|
public void testConstructor13() { |
852 |
|
try { |
853 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
853 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
854 |
> |
new ArrayBlockingQueue<Runnable>(10), |
855 |
> |
new NoOpREHandler()); |
856 |
|
shouldThrow(); |
857 |
|
} catch (IllegalArgumentException success) {} |
858 |
|
} |
862 |
|
*/ |
863 |
|
public void testConstructor14() { |
864 |
|
try { |
865 |
< |
new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
865 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
866 |
> |
new ArrayBlockingQueue<Runnable>(10), |
867 |
> |
new NoOpREHandler()); |
868 |
|
shouldThrow(); |
869 |
|
} catch (IllegalArgumentException success) {} |
870 |
|
} |
874 |
|
*/ |
875 |
|
public void testConstructor15() { |
876 |
|
try { |
877 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
877 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
878 |
> |
new ArrayBlockingQueue<Runnable>(10), |
879 |
> |
new NoOpREHandler()); |
880 |
|
shouldThrow(); |
881 |
|
} catch (IllegalArgumentException success) {} |
882 |
|
} |
886 |
|
*/ |
887 |
|
public void testConstructorNullPointerException4() { |
888 |
|
try { |
889 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new NoOpREHandler()); |
889 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
890 |
> |
(BlockingQueue) null, |
891 |
> |
new NoOpREHandler()); |
892 |
|
shouldThrow(); |
893 |
|
} catch (NullPointerException success) {} |
894 |
|
} |
898 |
|
*/ |
899 |
|
public void testConstructorNullPointerException5() { |
900 |
|
try { |
901 |
< |
RejectedExecutionHandler r = null; |
902 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r); |
901 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
902 |
> |
new ArrayBlockingQueue<Runnable>(10), |
903 |
> |
(RejectedExecutionHandler) null); |
904 |
|
shouldThrow(); |
905 |
|
} catch (NullPointerException success) {} |
906 |
|
} |
907 |
|
|
601 |
– |
|
908 |
|
/** |
909 |
|
* Constructor throws if corePoolSize argument is less than zero |
910 |
|
*/ |
911 |
|
public void testConstructor16() { |
912 |
|
try { |
913 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
913 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
914 |
> |
new ArrayBlockingQueue<Runnable>(10), |
915 |
> |
new SimpleThreadFactory(), |
916 |
> |
new NoOpREHandler()); |
917 |
|
shouldThrow(); |
918 |
|
} catch (IllegalArgumentException success) {} |
919 |
|
} |
923 |
|
*/ |
924 |
|
public void testConstructor17() { |
925 |
|
try { |
926 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
926 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
927 |
> |
new ArrayBlockingQueue<Runnable>(10), |
928 |
> |
new SimpleThreadFactory(), |
929 |
> |
new NoOpREHandler()); |
930 |
|
shouldThrow(); |
931 |
|
} catch (IllegalArgumentException success) {} |
932 |
|
} |
936 |
|
*/ |
937 |
|
public void testConstructor18() { |
938 |
|
try { |
939 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
939 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
940 |
> |
new ArrayBlockingQueue<Runnable>(10), |
941 |
> |
new SimpleThreadFactory(), |
942 |
> |
new NoOpREHandler()); |
943 |
|
shouldThrow(); |
944 |
|
} catch (IllegalArgumentException success) {} |
945 |
|
} |
949 |
|
*/ |
950 |
|
public void testConstructor19() { |
951 |
|
try { |
952 |
< |
new ThreadPoolExecutor(1,2,-1L,MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
952 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
953 |
> |
new ArrayBlockingQueue<Runnable>(10), |
954 |
> |
new SimpleThreadFactory(), |
955 |
> |
new NoOpREHandler()); |
956 |
|
shouldThrow(); |
957 |
|
} catch (IllegalArgumentException success) {} |
958 |
|
} |
962 |
|
*/ |
963 |
|
public void testConstructor20() { |
964 |
|
try { |
965 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
965 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
966 |
> |
new ArrayBlockingQueue<Runnable>(10), |
967 |
> |
new SimpleThreadFactory(), |
968 |
> |
new NoOpREHandler()); |
969 |
|
shouldThrow(); |
970 |
|
} catch (IllegalArgumentException success) {} |
971 |
|
} |
972 |
|
|
973 |
|
/** |
974 |
< |
* Constructor throws if workQueue is set to null |
974 |
> |
* Constructor throws if workQueue is null |
975 |
|
*/ |
976 |
|
public void testConstructorNullPointerException6() { |
977 |
|
try { |
978 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler()); |
978 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
979 |
> |
(BlockingQueue) null, |
980 |
> |
new SimpleThreadFactory(), |
981 |
> |
new NoOpREHandler()); |
982 |
|
shouldThrow(); |
983 |
|
} catch (NullPointerException success) {} |
984 |
|
} |
985 |
|
|
986 |
|
/** |
987 |
< |
* Constructor throws if handler is set to null |
987 |
> |
* Constructor throws if handler is null |
988 |
|
*/ |
989 |
|
public void testConstructorNullPointerException7() { |
990 |
|
try { |
991 |
< |
RejectedExecutionHandler r = null; |
992 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r); |
991 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
992 |
> |
new ArrayBlockingQueue<Runnable>(10), |
993 |
> |
new SimpleThreadFactory(), |
994 |
> |
(RejectedExecutionHandler) null); |
995 |
|
shouldThrow(); |
996 |
|
} catch (NullPointerException success) {} |
997 |
|
} |
998 |
|
|
999 |
|
/** |
1000 |
< |
* Constructor throws if ThreadFactory is set top null |
1000 |
> |
* Constructor throws if ThreadFactory is null |
1001 |
|
*/ |
1002 |
|
public void testConstructorNullPointerException8() { |
1003 |
|
try { |
1004 |
< |
ThreadFactory f = null; |
1005 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler()); |
1004 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1005 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1006 |
> |
(ThreadFactory) null, |
1007 |
> |
new NoOpREHandler()); |
1008 |
|
shouldThrow(); |
1009 |
|
} catch (NullPointerException success) {} |
1010 |
|
} |
1011 |
|
|
1012 |
+ |
/** |
1013 |
+ |
* get of submitted callable throws InterruptedException if interrupted |
1014 |
+ |
*/ |
1015 |
+ |
public void testInterruptedSubmit() throws InterruptedException { |
1016 |
+ |
final ThreadPoolExecutor p = |
1017 |
+ |
new ThreadPoolExecutor(1, 1, |
1018 |
+ |
60, SECONDS, |
1019 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
1020 |
+ |
|
1021 |
+ |
try (PoolCleaner cleaner = cleaner(p)) { |
1022 |
+ |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1023 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1024 |
+ |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
1025 |
+ |
public void realRun() throws Exception { |
1026 |
+ |
Callable task = new CheckedCallable<Boolean>() { |
1027 |
+ |
public Boolean realCall() throws InterruptedException { |
1028 |
+ |
threadStarted.countDown(); |
1029 |
+ |
done.await(); |
1030 |
+ |
return Boolean.TRUE; |
1031 |
+ |
}}; |
1032 |
+ |
p.submit(task).get(); |
1033 |
+ |
}}); |
1034 |
+ |
|
1035 |
+ |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
1036 |
+ |
t.interrupt(); |
1037 |
+ |
awaitTermination(t, MEDIUM_DELAY_MS); |
1038 |
+ |
done.countDown(); |
1039 |
+ |
} |
1040 |
+ |
} |
1041 |
|
|
1042 |
|
/** |
1043 |
< |
* execute throws RejectedExecutionException |
687 |
< |
* if saturated. |
1043 |
> |
* execute throws RejectedExecutionException if saturated. |
1044 |
|
*/ |
1045 |
|
public void testSaturatedExecute() { |
1046 |
+ |
final ThreadPoolExecutor p = |
1047 |
+ |
new ThreadPoolExecutor(1, 1, |
1048 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
1049 |
+ |
new ArrayBlockingQueue<Runnable>(1)); |
1050 |
+ |
try (PoolCleaner cleaner = cleaner(p)) { |
1051 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1052 |
+ |
Runnable task = new CheckedRunnable() { |
1053 |
+ |
public void realRun() throws InterruptedException { |
1054 |
+ |
done.await(); |
1055 |
+ |
}}; |
1056 |
+ |
for (int i = 0; i < 2; ++i) |
1057 |
+ |
p.execute(task); |
1058 |
+ |
for (int i = 0; i < 2; ++i) { |
1059 |
+ |
try { |
1060 |
+ |
p.execute(task); |
1061 |
+ |
shouldThrow(); |
1062 |
+ |
} catch (RejectedExecutionException success) {} |
1063 |
+ |
assertTrue(p.getTaskCount() <= 2); |
1064 |
+ |
} |
1065 |
+ |
done.countDown(); |
1066 |
+ |
} |
1067 |
+ |
} |
1068 |
+ |
|
1069 |
+ |
/** |
1070 |
+ |
* submit(runnable) throws RejectedExecutionException if saturated. |
1071 |
+ |
*/ |
1072 |
+ |
public void testSaturatedSubmitRunnable() { |
1073 |
|
ThreadPoolExecutor p = |
1074 |
|
new ThreadPoolExecutor(1, 1, |
1075 |
|
LONG_DELAY_MS, MILLISECONDS, |
1076 |
|
new ArrayBlockingQueue<Runnable>(1)); |
1077 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1078 |
|
try { |
1079 |
+ |
Runnable task = new CheckedRunnable() { |
1080 |
+ |
public void realRun() throws InterruptedException { |
1081 |
+ |
done.await(); |
1082 |
+ |
}}; |
1083 |
|
for (int i = 0; i < 2; ++i) |
1084 |
< |
p.execute(new MediumRunnable()); |
1084 |
> |
p.submit(task); |
1085 |
|
for (int i = 0; i < 2; ++i) { |
1086 |
|
try { |
1087 |
< |
p.execute(new MediumRunnable()); |
1087 |
> |
p.execute(task); |
1088 |
|
shouldThrow(); |
1089 |
|
} catch (RejectedExecutionException success) {} |
1090 |
+ |
assertTrue(p.getTaskCount() <= 2); |
1091 |
|
} |
1092 |
|
} finally { |
1093 |
+ |
done.countDown(); |
1094 |
|
joinPool(p); |
1095 |
|
} |
1096 |
|
} |
1097 |
|
|
1098 |
|
/** |
1099 |
< |
* executor using CallerRunsPolicy runs task if saturated. |
1099 |
> |
* submit(callable) throws RejectedExecutionException if saturated. |
1100 |
|
*/ |
1101 |
< |
public void testSaturatedExecute2() { |
1102 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1103 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1101 |
> |
public void testSaturatedSubmitCallable() { |
1102 |
> |
ThreadPoolExecutor p = |
1103 |
> |
new ThreadPoolExecutor(1, 1, |
1104 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1105 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1106 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1107 |
|
try { |
1108 |
< |
|
1109 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1110 |
< |
for (int i = 0; i < 5; ++i) { |
1111 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1112 |
< |
} |
1113 |
< |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
1114 |
< |
p.execute(mr); |
1115 |
< |
for (int i = 0; i < 5; ++i) { |
1116 |
< |
p.execute(tasks[i]); |
1117 |
< |
} |
1118 |
< |
for (int i = 1; i < 5; ++i) { |
1119 |
< |
assertTrue(tasks[i].done); |
1108 |
> |
Runnable task = new CheckedRunnable() { |
1109 |
> |
public void realRun() throws InterruptedException { |
1110 |
> |
done.await(); |
1111 |
> |
}}; |
1112 |
> |
for (int i = 0; i < 2; ++i) |
1113 |
> |
p.submit(Executors.callable(task)); |
1114 |
> |
for (int i = 0; i < 2; ++i) { |
1115 |
> |
try { |
1116 |
> |
p.execute(task); |
1117 |
> |
shouldThrow(); |
1118 |
> |
} catch (RejectedExecutionException success) {} |
1119 |
> |
assertTrue(p.getTaskCount() <= 2); |
1120 |
|
} |
728 |
– |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
1121 |
|
} finally { |
1122 |
+ |
done.countDown(); |
1123 |
|
joinPool(p); |
1124 |
|
} |
1125 |
|
} |
1126 |
|
|
1127 |
|
/** |
1128 |
< |
* executor using DiscardPolicy drops task if saturated. |
1128 |
> |
* executor using CallerRunsPolicy runs task if saturated. |
1129 |
|
*/ |
1130 |
< |
public void testSaturatedExecute3() { |
1131 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1132 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1133 |
< |
try { |
1134 |
< |
|
1130 |
> |
public void testSaturatedExecute2() { |
1131 |
> |
final ThreadPoolExecutor p = |
1132 |
> |
new ThreadPoolExecutor(1, 1, |
1133 |
> |
LONG_DELAY_MS, |
1134 |
> |
MILLISECONDS, |
1135 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1136 |
> |
new ThreadPoolExecutor.CallerRunsPolicy()); |
1137 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1138 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1139 |
> |
Runnable blocker = new CheckedRunnable() { |
1140 |
> |
public void realRun() throws InterruptedException { |
1141 |
> |
done.await(); |
1142 |
> |
}}; |
1143 |
> |
p.execute(blocker); |
1144 |
|
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1145 |
< |
for (int i = 0; i < 5; ++i) { |
1145 |
> |
for (int i = 0; i < tasks.length; i++) |
1146 |
|
tasks[i] = new TrackedNoOpRunnable(); |
1147 |
< |
} |
746 |
< |
p.execute(new TrackedLongRunnable()); |
747 |
< |
for (int i = 0; i < 5; ++i) { |
1147 |
> |
for (int i = 0; i < tasks.length; i++) |
1148 |
|
p.execute(tasks[i]); |
1149 |
< |
} |
1150 |
< |
for (int i = 0; i < 5; ++i) { |
1149 |
> |
for (int i = 1; i < tasks.length; i++) |
1150 |
> |
assertTrue(tasks[i].done); |
1151 |
> |
assertFalse(tasks[0].done); // waiting in queue |
1152 |
> |
done.countDown(); |
1153 |
> |
} |
1154 |
> |
} |
1155 |
> |
|
1156 |
> |
/** |
1157 |
> |
* executor using DiscardPolicy drops task if saturated. |
1158 |
> |
*/ |
1159 |
> |
public void testSaturatedExecute3() { |
1160 |
> |
final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1161 |
> |
for (int i = 0; i < tasks.length; ++i) |
1162 |
> |
tasks[i] = new TrackedNoOpRunnable(); |
1163 |
> |
final ThreadPoolExecutor p = |
1164 |
> |
new ThreadPoolExecutor(1, 1, |
1165 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1166 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1167 |
> |
new ThreadPoolExecutor.DiscardPolicy()); |
1168 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1169 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1170 |
> |
p.execute(awaiter(done)); |
1171 |
> |
|
1172 |
> |
for (TrackedNoOpRunnable task : tasks) |
1173 |
> |
p.execute(task); |
1174 |
> |
for (int i = 1; i < tasks.length; i++) |
1175 |
|
assertFalse(tasks[i].done); |
1176 |
< |
} |
753 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
754 |
< |
} finally { |
755 |
< |
joinPool(p); |
1176 |
> |
done.countDown(); |
1177 |
|
} |
1178 |
+ |
for (int i = 1; i < tasks.length; i++) |
1179 |
+ |
assertFalse(tasks[i].done); |
1180 |
+ |
assertTrue(tasks[0].done); // was waiting in queue |
1181 |
|
} |
1182 |
|
|
1183 |
|
/** |
1184 |
< |
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1184 |
> |
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1185 |
|
*/ |
1186 |
|
public void testSaturatedExecute4() { |
1187 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1188 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1189 |
< |
try { |
1190 |
< |
p.execute(new TrackedLongRunnable()); |
1191 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
1187 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1188 |
> |
LatchAwaiter r1 = awaiter(done); |
1189 |
> |
LatchAwaiter r2 = awaiter(done); |
1190 |
> |
LatchAwaiter r3 = awaiter(done); |
1191 |
> |
final ThreadPoolExecutor p = |
1192 |
> |
new ThreadPoolExecutor(1, 1, |
1193 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1194 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1195 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1196 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1197 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
1198 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
1199 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
1200 |
> |
p.execute(r1); |
1201 |
|
p.execute(r2); |
1202 |
|
assertTrue(p.getQueue().contains(r2)); |
770 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
1203 |
|
p.execute(r3); |
1204 |
|
assertFalse(p.getQueue().contains(r2)); |
1205 |
|
assertTrue(p.getQueue().contains(r3)); |
1206 |
< |
try { p.shutdownNow(); } catch (SecurityException ok) { return; } |
775 |
< |
} finally { |
776 |
< |
joinPool(p); |
1206 |
> |
done.countDown(); |
1207 |
|
} |
1208 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
1209 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
1210 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
1211 |
|
} |
1212 |
|
|
1213 |
|
/** |
1214 |
< |
* execute throws RejectedExecutionException if shutdown |
1214 |
> |
* execute throws RejectedExecutionException if shutdown |
1215 |
|
*/ |
1216 |
|
public void testRejectedExecutionExceptionOnShutdown() { |
1217 |
< |
ThreadPoolExecutor tpe = |
1218 |
< |
new ThreadPoolExecutor(1,1,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(1)); |
1219 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1220 |
< |
try { |
1221 |
< |
tpe.execute(new NoOpRunnable()); |
1222 |
< |
shouldThrow(); |
1223 |
< |
} catch (RejectedExecutionException success) {} |
1224 |
< |
|
1225 |
< |
joinPool(tpe); |
1217 |
> |
ThreadPoolExecutor p = |
1218 |
> |
new ThreadPoolExecutor(1, 1, |
1219 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1220 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1221 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1222 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1223 |
> |
try { |
1224 |
> |
p.execute(new NoOpRunnable()); |
1225 |
> |
shouldThrow(); |
1226 |
> |
} catch (RejectedExecutionException success) {} |
1227 |
> |
} |
1228 |
|
} |
1229 |
|
|
1230 |
|
/** |
1231 |
< |
* execute using CallerRunsPolicy drops task on shutdown |
1231 |
> |
* execute using CallerRunsPolicy drops task on shutdown |
1232 |
|
*/ |
1233 |
|
public void testCallerRunsOnShutdown() { |
1234 |
|
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1235 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1235 |
> |
final ThreadPoolExecutor p = |
1236 |
> |
new ThreadPoolExecutor(1, 1, |
1237 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1238 |
> |
new ArrayBlockingQueue<Runnable>(1), h); |
1239 |
|
|
1240 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1241 |
< |
try { |
1241 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1242 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1243 |
|
p.execute(r); |
1244 |
|
assertFalse(r.done); |
807 |
– |
} finally { |
808 |
– |
joinPool(p); |
1245 |
|
} |
1246 |
|
} |
1247 |
|
|
1248 |
|
/** |
1249 |
< |
* execute using DiscardPolicy drops task on shutdown |
1249 |
> |
* execute using DiscardPolicy drops task on shutdown |
1250 |
|
*/ |
1251 |
|
public void testDiscardOnShutdown() { |
1252 |
|
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1253 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1253 |
> |
ThreadPoolExecutor p = |
1254 |
> |
new ThreadPoolExecutor(1, 1, |
1255 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1256 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1257 |
> |
h); |
1258 |
|
|
1259 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1260 |
|
try { |
1266 |
|
} |
1267 |
|
} |
1268 |
|
|
829 |
– |
|
1269 |
|
/** |
1270 |
< |
* execute using DiscardOldestPolicy drops task on shutdown |
1270 |
> |
* execute using DiscardOldestPolicy drops task on shutdown |
1271 |
|
*/ |
1272 |
|
public void testDiscardOldestOnShutdown() { |
1273 |
|
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1274 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1274 |
> |
ThreadPoolExecutor p = |
1275 |
> |
new ThreadPoolExecutor(1, 1, |
1276 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1277 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1278 |
> |
h); |
1279 |
|
|
1280 |
|
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1281 |
|
try { |
1287 |
|
} |
1288 |
|
} |
1289 |
|
|
847 |
– |
|
1290 |
|
/** |
1291 |
|
* execute(null) throws NPE |
1292 |
|
*/ |
1293 |
|
public void testExecuteNull() { |
1294 |
< |
ThreadPoolExecutor tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1294 |
> |
ThreadPoolExecutor p = |
1295 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1296 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1297 |
|
try { |
1298 |
< |
tpe.execute(null); |
1298 |
> |
p.execute(null); |
1299 |
|
shouldThrow(); |
1300 |
|
} catch (NullPointerException success) {} |
1301 |
|
|
1302 |
< |
joinPool(tpe); |
1302 |
> |
joinPool(p); |
1303 |
|
} |
1304 |
|
|
1305 |
|
/** |
1306 |
|
* setCorePoolSize of negative value throws IllegalArgumentException |
1307 |
|
*/ |
1308 |
|
public void testCorePoolSizeIllegalArgumentException() { |
1309 |
< |
ThreadPoolExecutor tpe = |
1309 |
> |
ThreadPoolExecutor p = |
1310 |
|
new ThreadPoolExecutor(1, 2, |
1311 |
|
LONG_DELAY_MS, MILLISECONDS, |
1312 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1313 |
|
try { |
1314 |
< |
tpe.setCorePoolSize(-1); |
1314 |
> |
p.setCorePoolSize(-1); |
1315 |
|
shouldThrow(); |
1316 |
|
} catch (IllegalArgumentException success) { |
1317 |
|
} finally { |
1318 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1318 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1319 |
|
} |
1320 |
< |
joinPool(tpe); |
1320 |
> |
joinPool(p); |
1321 |
|
} |
1322 |
|
|
1323 |
|
/** |
1324 |
< |
* setMaximumPoolSize(int) throws IllegalArgumentException if |
1325 |
< |
* given a value less the core pool size |
1324 |
> |
* setMaximumPoolSize(int) throws IllegalArgumentException if |
1325 |
> |
* given a value less the core pool size |
1326 |
|
*/ |
1327 |
|
public void testMaximumPoolSizeIllegalArgumentException() { |
1328 |
< |
ThreadPoolExecutor tpe = |
1328 |
> |
ThreadPoolExecutor p = |
1329 |
|
new ThreadPoolExecutor(2, 3, |
1330 |
|
LONG_DELAY_MS, MILLISECONDS, |
1331 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1332 |
|
try { |
1333 |
< |
tpe.setMaximumPoolSize(1); |
1333 |
> |
p.setMaximumPoolSize(1); |
1334 |
|
shouldThrow(); |
1335 |
|
} catch (IllegalArgumentException success) { |
1336 |
|
} finally { |
1337 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1337 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1338 |
|
} |
1339 |
< |
joinPool(tpe); |
1339 |
> |
joinPool(p); |
1340 |
|
} |
1341 |
|
|
1342 |
|
/** |
1343 |
< |
* setMaximumPoolSize throws IllegalArgumentException |
1344 |
< |
* if given a negative value |
1343 |
> |
* setMaximumPoolSize throws IllegalArgumentException |
1344 |
> |
* if given a negative value |
1345 |
|
*/ |
1346 |
|
public void testMaximumPoolSizeIllegalArgumentException2() { |
1347 |
< |
ThreadPoolExecutor tpe = |
1347 |
> |
ThreadPoolExecutor p = |
1348 |
|
new ThreadPoolExecutor(2, 3, |
1349 |
|
LONG_DELAY_MS, MILLISECONDS, |
1350 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1351 |
|
try { |
1352 |
< |
tpe.setMaximumPoolSize(-1); |
1352 |
> |
p.setMaximumPoolSize(-1); |
1353 |
|
shouldThrow(); |
1354 |
|
} catch (IllegalArgumentException success) { |
1355 |
|
} finally { |
1356 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1356 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1357 |
|
} |
1358 |
< |
joinPool(tpe); |
1358 |
> |
joinPool(p); |
1359 |
|
} |
1360 |
|
|
1361 |
+ |
/** |
1362 |
+ |
* Configuration changes that allow core pool size greater than |
1363 |
+ |
* max pool size result in IllegalArgumentException. |
1364 |
+ |
*/ |
1365 |
+ |
public void testPoolSizeInvariants() { |
1366 |
+ |
ThreadPoolExecutor p = |
1367 |
+ |
new ThreadPoolExecutor(1, 1, |
1368 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
1369 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
1370 |
+ |
for (int s = 1; s < 5; s++) { |
1371 |
+ |
p.setMaximumPoolSize(s); |
1372 |
+ |
p.setCorePoolSize(s); |
1373 |
+ |
try { |
1374 |
+ |
p.setMaximumPoolSize(s - 1); |
1375 |
+ |
shouldThrow(); |
1376 |
+ |
} catch (IllegalArgumentException success) {} |
1377 |
+ |
assertEquals(s, p.getCorePoolSize()); |
1378 |
+ |
assertEquals(s, p.getMaximumPoolSize()); |
1379 |
+ |
try { |
1380 |
+ |
p.setCorePoolSize(s + 1); |
1381 |
+ |
shouldThrow(); |
1382 |
+ |
} catch (IllegalArgumentException success) {} |
1383 |
+ |
assertEquals(s, p.getCorePoolSize()); |
1384 |
+ |
assertEquals(s, p.getMaximumPoolSize()); |
1385 |
+ |
} |
1386 |
+ |
joinPool(p); |
1387 |
+ |
} |
1388 |
|
|
1389 |
|
/** |
1390 |
< |
* setKeepAliveTime throws IllegalArgumentException |
1391 |
< |
* when given a negative value |
1390 |
> |
* setKeepAliveTime throws IllegalArgumentException |
1391 |
> |
* when given a negative value |
1392 |
|
*/ |
1393 |
|
public void testKeepAliveTimeIllegalArgumentException() { |
1394 |
< |
ThreadPoolExecutor tpe = |
1394 |
> |
ThreadPoolExecutor p = |
1395 |
|
new ThreadPoolExecutor(2, 3, |
1396 |
|
LONG_DELAY_MS, MILLISECONDS, |
1397 |
|
new ArrayBlockingQueue<Runnable>(10)); |
1398 |
|
try { |
1399 |
< |
tpe.setKeepAliveTime(-1,MILLISECONDS); |
1399 |
> |
p.setKeepAliveTime(-1,MILLISECONDS); |
1400 |
|
shouldThrow(); |
1401 |
|
} catch (IllegalArgumentException success) { |
1402 |
|
} finally { |
1403 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1403 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1404 |
|
} |
1405 |
< |
joinPool(tpe); |
1405 |
> |
joinPool(p); |
1406 |
|
} |
1407 |
|
|
1408 |
|
/** |
1409 |
|
* terminated() is called on termination |
1410 |
|
*/ |
1411 |
|
public void testTerminated() { |
1412 |
< |
ExtendedTPE tpe = new ExtendedTPE(); |
1413 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1414 |
< |
assertTrue(tpe.terminatedCalled); |
1415 |
< |
joinPool(tpe); |
1412 |
> |
ExtendedTPE p = new ExtendedTPE(); |
1413 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1414 |
> |
assertTrue(p.terminatedCalled()); |
1415 |
> |
joinPool(p); |
1416 |
|
} |
1417 |
|
|
1418 |
|
/** |
1419 |
|
* beforeExecute and afterExecute are called when executing task |
1420 |
|
*/ |
1421 |
|
public void testBeforeAfter() throws InterruptedException { |
1422 |
< |
ExtendedTPE tpe = new ExtendedTPE(); |
1422 |
> |
ExtendedTPE p = new ExtendedTPE(); |
1423 |
|
try { |
1424 |
< |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1425 |
< |
tpe.execute(r); |
1426 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1427 |
< |
assertTrue(r.done); |
1428 |
< |
assertTrue(tpe.beforeCalled); |
1429 |
< |
assertTrue(tpe.afterCalled); |
1430 |
< |
try { tpe.shutdown(); } catch (SecurityException ok) { return; } |
1424 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1425 |
> |
p.execute(new CheckedRunnable() { |
1426 |
> |
public void realRun() { |
1427 |
> |
done.countDown(); |
1428 |
> |
}}); |
1429 |
> |
await(p.afterCalled); |
1430 |
> |
assertEquals(0, done.getCount()); |
1431 |
> |
assertTrue(p.afterCalled()); |
1432 |
> |
assertTrue(p.beforeCalled()); |
1433 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1434 |
|
} finally { |
1435 |
< |
joinPool(tpe); |
1435 |
> |
joinPool(p); |
1436 |
|
} |
1437 |
|
} |
1438 |
|
|
1440 |
|
* completed submit of callable returns result |
1441 |
|
*/ |
1442 |
|
public void testSubmitCallable() throws Exception { |
1443 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1443 |
> |
ExecutorService e = |
1444 |
> |
new ThreadPoolExecutor(2, 2, |
1445 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1446 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1447 |
|
try { |
1448 |
|
Future<String> future = e.submit(new StringTask()); |
1449 |
|
String result = future.get(); |
1457 |
|
* completed submit of runnable returns successfully |
1458 |
|
*/ |
1459 |
|
public void testSubmitRunnable() throws Exception { |
1460 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1460 |
> |
ExecutorService e = |
1461 |
> |
new ThreadPoolExecutor(2, 2, |
1462 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1463 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1464 |
|
try { |
1465 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
1466 |
|
future.get(); |
1474 |
|
* completed submit of (runnable, result) returns result |
1475 |
|
*/ |
1476 |
|
public void testSubmitRunnable2() throws Exception { |
1477 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1477 |
> |
ExecutorService e = |
1478 |
> |
new ThreadPoolExecutor(2, 2, |
1479 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1480 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1481 |
|
try { |
1482 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1483 |
|
String result = future.get(); |
1487 |
|
} |
1488 |
|
} |
1489 |
|
|
1007 |
– |
|
1490 |
|
/** |
1491 |
|
* invokeAny(null) throws NPE |
1492 |
|
*/ |
1493 |
|
public void testInvokeAny1() throws Exception { |
1494 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1494 |
> |
ExecutorService e = |
1495 |
> |
new ThreadPoolExecutor(2, 2, |
1496 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1497 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1498 |
|
try { |
1499 |
|
e.invokeAny(null); |
1500 |
|
shouldThrow(); |
1508 |
|
* invokeAny(empty collection) throws IAE |
1509 |
|
*/ |
1510 |
|
public void testInvokeAny2() throws Exception { |
1511 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1511 |
> |
ExecutorService e = |
1512 |
> |
new ThreadPoolExecutor(2, 2, |
1513 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1514 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1515 |
|
try { |
1516 |
|
e.invokeAny(new ArrayList<Callable<String>>()); |
1517 |
|
shouldThrow(); |
1525 |
|
* invokeAny(c) throws NPE if c has null elements |
1526 |
|
*/ |
1527 |
|
public void testInvokeAny3() throws Exception { |
1528 |
< |
CountDownLatch latch = new CountDownLatch(1); |
1529 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1528 |
> |
final CountDownLatch latch = new CountDownLatch(1); |
1529 |
> |
final ExecutorService e = |
1530 |
> |
new ThreadPoolExecutor(2, 2, |
1531 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1532 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1533 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1534 |
|
l.add(latchAwaitingStringTask(latch)); |
1535 |
|
l.add(null); |
1547 |
|
* invokeAny(c) throws ExecutionException if no task completes |
1548 |
|
*/ |
1549 |
|
public void testInvokeAny4() throws Exception { |
1550 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1550 |
> |
ExecutorService e = |
1551 |
> |
new ThreadPoolExecutor(2, 2, |
1552 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1553 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1554 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1555 |
|
l.add(new NPETask()); |
1556 |
|
try { |
1567 |
|
* invokeAny(c) returns result of some task |
1568 |
|
*/ |
1569 |
|
public void testInvokeAny5() throws Exception { |
1570 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1570 |
> |
ExecutorService e = |
1571 |
> |
new ThreadPoolExecutor(2, 2, |
1572 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1573 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1574 |
|
try { |
1575 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1576 |
|
l.add(new StringTask()); |
1586 |
|
* invokeAll(null) throws NPE |
1587 |
|
*/ |
1588 |
|
public void testInvokeAll1() throws Exception { |
1589 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1589 |
> |
ExecutorService e = |
1590 |
> |
new ThreadPoolExecutor(2, 2, |
1591 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1592 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1593 |
|
try { |
1594 |
|
e.invokeAll(null); |
1595 |
|
shouldThrow(); |
1603 |
|
* invokeAll(empty collection) returns empty collection |
1604 |
|
*/ |
1605 |
|
public void testInvokeAll2() throws InterruptedException { |
1606 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1606 |
> |
ExecutorService e = |
1607 |
> |
new ThreadPoolExecutor(2, 2, |
1608 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1609 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1610 |
|
try { |
1611 |
|
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1612 |
|
assertTrue(r.isEmpty()); |
1619 |
|
* invokeAll(c) throws NPE if c has null elements |
1620 |
|
*/ |
1621 |
|
public void testInvokeAll3() throws Exception { |
1622 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1622 |
> |
ExecutorService e = |
1623 |
> |
new ThreadPoolExecutor(2, 2, |
1624 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1625 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1626 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1627 |
|
l.add(new StringTask()); |
1628 |
|
l.add(null); |
1639 |
|
* get of element of invokeAll(c) throws exception on failed task |
1640 |
|
*/ |
1641 |
|
public void testInvokeAll4() throws Exception { |
1642 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1642 |
> |
ExecutorService e = |
1643 |
> |
new ThreadPoolExecutor(2, 2, |
1644 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1645 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1646 |
|
try { |
1647 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1648 |
|
l.add(new NPETask()); |
1663 |
|
* invokeAll(c) returns results of all completed tasks |
1664 |
|
*/ |
1665 |
|
public void testInvokeAll5() throws Exception { |
1666 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1666 |
> |
ExecutorService e = |
1667 |
> |
new ThreadPoolExecutor(2, 2, |
1668 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1669 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1670 |
|
try { |
1671 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1672 |
|
l.add(new StringTask()); |
1680 |
|
} |
1681 |
|
} |
1682 |
|
|
1171 |
– |
|
1172 |
– |
|
1683 |
|
/** |
1684 |
|
* timed invokeAny(null) throws NPE |
1685 |
|
*/ |
1686 |
|
public void testTimedInvokeAny1() throws Exception { |
1687 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1687 |
> |
ExecutorService e = |
1688 |
> |
new ThreadPoolExecutor(2, 2, |
1689 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1690 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1691 |
|
try { |
1692 |
|
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1693 |
|
shouldThrow(); |
1701 |
|
* timed invokeAny(,,null) throws NPE |
1702 |
|
*/ |
1703 |
|
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1704 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1704 |
> |
ExecutorService e = |
1705 |
> |
new ThreadPoolExecutor(2, 2, |
1706 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1707 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1708 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1709 |
|
l.add(new StringTask()); |
1710 |
|
try { |
1720 |
|
* timed invokeAny(empty collection) throws IAE |
1721 |
|
*/ |
1722 |
|
public void testTimedInvokeAny2() throws Exception { |
1723 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1723 |
> |
ExecutorService e = |
1724 |
> |
new ThreadPoolExecutor(2, 2, |
1725 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1726 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1727 |
|
try { |
1728 |
|
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1729 |
|
shouldThrow(); |
1737 |
|
* timed invokeAny(c) throws NPE if c has null elements |
1738 |
|
*/ |
1739 |
|
public void testTimedInvokeAny3() throws Exception { |
1740 |
< |
CountDownLatch latch = new CountDownLatch(1); |
1741 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1740 |
> |
final CountDownLatch latch = new CountDownLatch(1); |
1741 |
> |
final ExecutorService e = |
1742 |
> |
new ThreadPoolExecutor(2, 2, |
1743 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1744 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1745 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1746 |
|
l.add(latchAwaitingStringTask(latch)); |
1747 |
|
l.add(null); |
1759 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1760 |
|
*/ |
1761 |
|
public void testTimedInvokeAny4() throws Exception { |
1762 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1762 |
> |
ExecutorService e = |
1763 |
> |
new ThreadPoolExecutor(2, 2, |
1764 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1765 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1766 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1767 |
|
l.add(new NPETask()); |
1768 |
|
try { |
1779 |
|
* timed invokeAny(c) returns result of some task |
1780 |
|
*/ |
1781 |
|
public void testTimedInvokeAny5() throws Exception { |
1782 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1782 |
> |
ExecutorService e = |
1783 |
> |
new ThreadPoolExecutor(2, 2, |
1784 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1785 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1786 |
|
try { |
1787 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1788 |
|
l.add(new StringTask()); |
1798 |
|
* timed invokeAll(null) throws NPE |
1799 |
|
*/ |
1800 |
|
public void testTimedInvokeAll1() throws Exception { |
1801 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1801 |
> |
ExecutorService e = |
1802 |
> |
new ThreadPoolExecutor(2, 2, |
1803 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1804 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1805 |
|
try { |
1806 |
|
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1807 |
|
shouldThrow(); |
1815 |
|
* timed invokeAll(,,null) throws NPE |
1816 |
|
*/ |
1817 |
|
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1818 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1818 |
> |
ExecutorService e = |
1819 |
> |
new ThreadPoolExecutor(2, 2, |
1820 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1821 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1822 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1823 |
|
l.add(new StringTask()); |
1824 |
|
try { |
1834 |
|
* timed invokeAll(empty collection) returns empty collection |
1835 |
|
*/ |
1836 |
|
public void testTimedInvokeAll2() throws InterruptedException { |
1837 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1837 |
> |
ExecutorService e = |
1838 |
> |
new ThreadPoolExecutor(2, 2, |
1839 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1840 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1841 |
|
try { |
1842 |
|
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1843 |
|
assertTrue(r.isEmpty()); |
1850 |
|
* timed invokeAll(c) throws NPE if c has null elements |
1851 |
|
*/ |
1852 |
|
public void testTimedInvokeAll3() throws Exception { |
1853 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1853 |
> |
ExecutorService e = |
1854 |
> |
new ThreadPoolExecutor(2, 2, |
1855 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1856 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1857 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1858 |
|
l.add(new StringTask()); |
1859 |
|
l.add(null); |
1870 |
|
* get of element of invokeAll(c) throws exception on failed task |
1871 |
|
*/ |
1872 |
|
public void testTimedInvokeAll4() throws Exception { |
1873 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1873 |
> |
ExecutorService e = |
1874 |
> |
new ThreadPoolExecutor(2, 2, |
1875 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1876 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1877 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1878 |
|
l.add(new NPETask()); |
1879 |
|
List<Future<String>> futures = |
1893 |
|
* timed invokeAll(c) returns results of all completed tasks |
1894 |
|
*/ |
1895 |
|
public void testTimedInvokeAll5() throws Exception { |
1896 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1896 |
> |
ExecutorService e = |
1897 |
> |
new ThreadPoolExecutor(2, 2, |
1898 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1899 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1900 |
|
try { |
1901 |
|
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1902 |
|
l.add(new StringTask()); |
1903 |
|
l.add(new StringTask()); |
1904 |
|
List<Future<String>> futures = |
1905 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1905 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1906 |
|
assertEquals(2, futures.size()); |
1907 |
|
for (Future<String> future : futures) |
1908 |
|
assertSame(TEST_STRING, future.get()); |
1915 |
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1916 |
|
*/ |
1917 |
|
public void testTimedInvokeAll6() throws Exception { |
1918 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1918 |
> |
ExecutorService e = |
1919 |
> |
new ThreadPoolExecutor(2, 2, |
1920 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1921 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1922 |
|
try { |
1923 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1924 |
< |
l.add(new StringTask()); |
1925 |
< |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1926 |
< |
l.add(new StringTask()); |
1927 |
< |
List<Future<String>> futures = |
1928 |
< |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1929 |
< |
assertEquals(3, futures.size()); |
1930 |
< |
Iterator<Future<String>> it = futures.iterator(); |
1931 |
< |
Future<String> f1 = it.next(); |
1932 |
< |
Future<String> f2 = it.next(); |
1933 |
< |
Future<String> f3 = it.next(); |
1934 |
< |
assertTrue(f1.isDone()); |
1935 |
< |
assertTrue(f2.isDone()); |
1936 |
< |
assertTrue(f3.isDone()); |
1937 |
< |
assertFalse(f1.isCancelled()); |
1938 |
< |
assertTrue(f2.isCancelled()); |
1923 |
> |
for (long timeout = timeoutMillis();;) { |
1924 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
1925 |
> |
tasks.add(new StringTask("0")); |
1926 |
> |
tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING)); |
1927 |
> |
tasks.add(new StringTask("2")); |
1928 |
> |
long startTime = System.nanoTime(); |
1929 |
> |
List<Future<String>> futures = |
1930 |
> |
e.invokeAll(tasks, timeout, MILLISECONDS); |
1931 |
> |
assertEquals(tasks.size(), futures.size()); |
1932 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
1933 |
> |
for (Future future : futures) |
1934 |
> |
assertTrue(future.isDone()); |
1935 |
> |
assertTrue(futures.get(1).isCancelled()); |
1936 |
> |
try { |
1937 |
> |
assertEquals("0", futures.get(0).get()); |
1938 |
> |
assertEquals("2", futures.get(2).get()); |
1939 |
> |
break; |
1940 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
1941 |
> |
timeout *= 2; |
1942 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
1943 |
> |
fail("expected exactly one task to be cancelled"); |
1944 |
> |
} |
1945 |
> |
} |
1946 |
|
} finally { |
1947 |
|
joinPool(e); |
1948 |
|
} |
1953 |
|
* thread factory fails to create more |
1954 |
|
*/ |
1955 |
|
public void testFailingThreadFactory() throws InterruptedException { |
1956 |
< |
ExecutorService e = new ThreadPoolExecutor(100, 100, LONG_DELAY_MS, MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new FailingThreadFactory()); |
1956 |
> |
final ExecutorService e = |
1957 |
> |
new ThreadPoolExecutor(100, 100, |
1958 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1959 |
> |
new LinkedBlockingQueue<Runnable>(), |
1960 |
> |
new FailingThreadFactory()); |
1961 |
|
try { |
1962 |
< |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1963 |
< |
for (int k = 0; k < 100; ++k) { |
1964 |
< |
e.execute(new NoOpRunnable()); |
1965 |
< |
} |
1966 |
< |
Thread.sleep(LONG_DELAY_MS); |
1962 |
> |
final int TASKS = 100; |
1963 |
> |
final CountDownLatch done = new CountDownLatch(TASKS); |
1964 |
> |
for (int k = 0; k < TASKS; ++k) |
1965 |
> |
e.execute(new CheckedRunnable() { |
1966 |
> |
public void realRun() { |
1967 |
> |
done.countDown(); |
1968 |
> |
}}); |
1969 |
> |
assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
1970 |
|
} finally { |
1971 |
|
joinPool(e); |
1972 |
|
} |
1976 |
|
* allowsCoreThreadTimeOut is by default false. |
1977 |
|
*/ |
1978 |
|
public void testAllowsCoreThreadTimeOut() { |
1979 |
< |
ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 2, 1000, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1980 |
< |
assertFalse(tpe.allowsCoreThreadTimeOut()); |
1981 |
< |
joinPool(tpe); |
1979 |
> |
final ThreadPoolExecutor p = |
1980 |
> |
new ThreadPoolExecutor(2, 2, |
1981 |
> |
1000, MILLISECONDS, |
1982 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1983 |
> |
assertFalse(p.allowsCoreThreadTimeOut()); |
1984 |
> |
joinPool(p); |
1985 |
|
} |
1986 |
|
|
1987 |
|
/** |
1988 |
|
* allowCoreThreadTimeOut(true) causes idle threads to time out |
1989 |
|
*/ |
1990 |
< |
public void testAllowCoreThreadTimeOut_true() throws InterruptedException { |
1991 |
< |
ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1992 |
< |
tpe.allowCoreThreadTimeOut(true); |
1993 |
< |
tpe.execute(new NoOpRunnable()); |
1990 |
> |
public void testAllowCoreThreadTimeOut_true() throws Exception { |
1991 |
> |
long keepAliveTime = timeoutMillis(); |
1992 |
> |
final ThreadPoolExecutor p = |
1993 |
> |
new ThreadPoolExecutor(2, 10, |
1994 |
> |
keepAliveTime, MILLISECONDS, |
1995 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1996 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1997 |
|
try { |
1998 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1999 |
< |
assertEquals(0, tpe.getPoolSize()); |
1998 |
> |
p.allowCoreThreadTimeOut(true); |
1999 |
> |
p.execute(new CheckedRunnable() { |
2000 |
> |
public void realRun() { |
2001 |
> |
threadStarted.countDown(); |
2002 |
> |
assertEquals(1, p.getPoolSize()); |
2003 |
> |
}}); |
2004 |
> |
await(threadStarted); |
2005 |
> |
delay(keepAliveTime); |
2006 |
> |
long startTime = System.nanoTime(); |
2007 |
> |
while (p.getPoolSize() > 0 |
2008 |
> |
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
2009 |
> |
Thread.yield(); |
2010 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
2011 |
> |
assertEquals(0, p.getPoolSize()); |
2012 |
|
} finally { |
2013 |
< |
joinPool(tpe); |
2013 |
> |
joinPool(p); |
2014 |
|
} |
2015 |
|
} |
2016 |
|
|
2017 |
|
/** |
2018 |
|
* allowCoreThreadTimeOut(false) causes idle threads not to time out |
2019 |
|
*/ |
2020 |
< |
public void testAllowCoreThreadTimeOut_false() throws InterruptedException { |
2021 |
< |
ThreadPoolExecutor tpe = new ThreadPoolExecutor(2, 10, 10, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
2022 |
< |
tpe.allowCoreThreadTimeOut(false); |
2023 |
< |
tpe.execute(new NoOpRunnable()); |
2020 |
> |
public void testAllowCoreThreadTimeOut_false() throws Exception { |
2021 |
> |
long keepAliveTime = timeoutMillis(); |
2022 |
> |
final ThreadPoolExecutor p = |
2023 |
> |
new ThreadPoolExecutor(2, 10, |
2024 |
> |
keepAliveTime, MILLISECONDS, |
2025 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
2026 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
2027 |
|
try { |
2028 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
2029 |
< |
assertTrue(tpe.getPoolSize() >= 1); |
2028 |
> |
p.allowCoreThreadTimeOut(false); |
2029 |
> |
p.execute(new CheckedRunnable() { |
2030 |
> |
public void realRun() throws InterruptedException { |
2031 |
> |
threadStarted.countDown(); |
2032 |
> |
assertTrue(p.getPoolSize() >= 1); |
2033 |
> |
}}); |
2034 |
> |
delay(2 * keepAliveTime); |
2035 |
> |
assertTrue(p.getPoolSize() >= 1); |
2036 |
|
} finally { |
2037 |
< |
joinPool(tpe); |
2037 |
> |
joinPool(p); |
2038 |
|
} |
2039 |
|
} |
2040 |
|
|
2044 |
|
*/ |
2045 |
|
public void testRejectedRecycledTask() throws InterruptedException { |
2046 |
|
final int nTasks = 1000; |
2047 |
< |
final AtomicInteger nRun = new AtomicInteger(0); |
2047 |
> |
final CountDownLatch done = new CountDownLatch(nTasks); |
2048 |
|
final Runnable recycledTask = new Runnable() { |
2049 |
< |
public void run() { |
2050 |
< |
nRun.getAndIncrement(); |
2051 |
< |
} }; |
2049 |
> |
public void run() { |
2050 |
> |
done.countDown(); |
2051 |
> |
}}; |
2052 |
|
final ThreadPoolExecutor p = |
2053 |
< |
new ThreadPoolExecutor(1, 30, 60, TimeUnit.SECONDS, |
2053 |
> |
new ThreadPoolExecutor(1, 30, |
2054 |
> |
60, SECONDS, |
2055 |
|
new ArrayBlockingQueue(30)); |
2056 |
|
try { |
2057 |
|
for (int i = 0; i < nTasks; ++i) { |
2060 |
|
p.execute(recycledTask); |
2061 |
|
break; |
2062 |
|
} |
2063 |
< |
catch (RejectedExecutionException ignore) { |
1473 |
< |
} |
2063 |
> |
catch (RejectedExecutionException ignore) {} |
2064 |
|
} |
2065 |
|
} |
2066 |
< |
Thread.sleep(5000); // enough time to run all tasks |
2067 |
< |
assertEquals(nRun.get(), nTasks); |
2066 |
> |
// enough time to run all tasks |
2067 |
> |
assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS)); |
2068 |
> |
} finally { |
2069 |
> |
joinPool(p); |
2070 |
> |
} |
2071 |
> |
} |
2072 |
> |
|
2073 |
> |
/** |
2074 |
> |
* get(cancelled task) throws CancellationException |
2075 |
> |
*/ |
2076 |
> |
public void testGet_cancelled() throws Exception { |
2077 |
> |
final ExecutorService e = |
2078 |
> |
new ThreadPoolExecutor(1, 1, |
2079 |
> |
LONG_DELAY_MS, MILLISECONDS, |
2080 |
> |
new LinkedBlockingQueue<Runnable>()); |
2081 |
> |
try { |
2082 |
> |
final CountDownLatch blockerStarted = new CountDownLatch(1); |
2083 |
> |
final CountDownLatch done = new CountDownLatch(1); |
2084 |
> |
final List<Future<?>> futures = new ArrayList<>(); |
2085 |
> |
for (int i = 0; i < 2; i++) { |
2086 |
> |
Runnable r = new CheckedRunnable() { public void realRun() |
2087 |
> |
throws Throwable { |
2088 |
> |
blockerStarted.countDown(); |
2089 |
> |
assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS)); |
2090 |
> |
}}; |
2091 |
> |
futures.add(e.submit(r)); |
2092 |
> |
} |
2093 |
> |
assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
2094 |
> |
for (Future<?> future : futures) future.cancel(false); |
2095 |
> |
for (Future<?> future : futures) { |
2096 |
> |
try { |
2097 |
> |
future.get(); |
2098 |
> |
shouldThrow(); |
2099 |
> |
} catch (CancellationException success) {} |
2100 |
> |
try { |
2101 |
> |
future.get(LONG_DELAY_MS, MILLISECONDS); |
2102 |
> |
shouldThrow(); |
2103 |
> |
} catch (CancellationException success) {} |
2104 |
> |
assertTrue(future.isCancelled()); |
2105 |
> |
assertTrue(future.isDone()); |
2106 |
> |
} |
2107 |
> |
done.countDown(); |
2108 |
|
} finally { |
2109 |
< |
p.shutdown(); |
2109 |
> |
joinPool(e); |
2110 |
|
} |
2111 |
|
} |
2112 |
|
|