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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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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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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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|
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import java.util.concurrent.*; |
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import junit.framework.*; |
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import java.util.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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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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|
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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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|
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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, TimeUnit.MILLISECONDS, new SynchronousQueue<Runnable>()); |
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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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static class FailingThreadFactory implements ThreadFactory { |
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int calls = 0; |
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public Thread newThread(Runnable r) { |
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if (++calls > 1) return null; |
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return new Thread(r); |
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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() { |
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ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
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try { |
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p1.execute(new Runnable() { |
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public void run() { |
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try { |
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Thread.sleep(SHORT_DELAY_MS); |
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} catch(InterruptedException e){ |
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threadUnexpectedException(); |
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} |
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} |
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}); |
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Thread.sleep(SMALL_DELAY_MS); |
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} catch(InterruptedException e){ |
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unexpectedException(); |
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} |
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joinPool(p1); |
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public void testExecute() throws InterruptedException { |
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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() { |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.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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try { |
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Thread.sleep(SHORT_DELAY_MS); |
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} catch(Exception e){ |
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unexpectedException(); |
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public void testGetActiveCount() throws InterruptedException { |
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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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assertEquals(1, p2.getActiveCount()); |
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joinPool(p2); |
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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, TimeUnit.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()); |
139 |
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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 |
151 |
> |
* prestartAllCoreThreads starts all corePoolSize threads |
152 |
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*/ |
153 |
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public void testPrestartAllCoreThreads() { |
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ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
155 |
< |
assertEquals(0, p2.getPoolSize()); |
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p2.prestartAllCoreThreads(); |
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assertEquals(2, p2.getPoolSize()); |
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p2.prestartAllCoreThreads(); |
159 |
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assertEquals(2, p2.getPoolSize()); |
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joinPool(p2); |
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< |
} |
162 |
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|
163 |
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/** |
164 |
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* getCompletedTaskCount increases, but doesn't overestimate, |
165 |
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* when tasks complete |
166 |
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*/ |
167 |
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public void testGetCompletedTaskCount() { |
168 |
< |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
169 |
< |
assertEquals(0, p2.getCompletedTaskCount()); |
113 |
< |
p2.execute(new ShortRunnable()); |
114 |
< |
try { |
115 |
< |
Thread.sleep(SMALL_DELAY_MS); |
116 |
< |
} catch(Exception e){ |
117 |
< |
unexpectedException(); |
118 |
< |
} |
119 |
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assertEquals(1, p2.getCompletedTaskCount()); |
120 |
< |
p2.shutdown(); |
121 |
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joinPool(p2); |
154 |
> |
final ThreadPoolExecutor p = |
155 |
> |
new ThreadPoolExecutor(2, 6, |
156 |
> |
LONG_DELAY_MS, MILLISECONDS, |
157 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
158 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
159 |
> |
assertEquals(0, p.getPoolSize()); |
160 |
> |
p.prestartAllCoreThreads(); |
161 |
> |
assertEquals(2, p.getPoolSize()); |
162 |
> |
p.prestartAllCoreThreads(); |
163 |
> |
assertEquals(2, p.getPoolSize()); |
164 |
> |
p.setCorePoolSize(4); |
165 |
> |
p.prestartAllCoreThreads(); |
166 |
> |
assertEquals(4, p.getPoolSize()); |
167 |
> |
p.prestartAllCoreThreads(); |
168 |
> |
assertEquals(4, p.getPoolSize()); |
169 |
> |
} |
170 |
|
} |
171 |
< |
|
171 |
> |
|
172 |
|
/** |
173 |
< |
* getCorePoolSize returns size given in constructor if not otherwise set |
173 |
> |
* getCompletedTaskCount increases, but doesn't overestimate, |
174 |
> |
* when tasks complete |
175 |
> |
*/ |
176 |
> |
public void testGetCompletedTaskCount() throws InterruptedException { |
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 |
> |
} |
205 |
> |
|
206 |
> |
/** |
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, TimeUnit.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 |
< |
|
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, TimeUnit.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 |
|
|
232 |
< |
|
143 |
< |
/** |
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, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), tf, new NoOpREHandler()); |
238 |
< |
assertSame(tf, p.getThreadFactory()); |
239 |
< |
p.shutdown(); |
240 |
< |
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 |
< |
/** |
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, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
253 |
< |
ThreadFactory tf = new SimpleThreadFactory(); |
254 |
< |
p.setThreadFactory(tf); |
255 |
< |
assertSame(tf, p.getThreadFactory()); |
256 |
< |
p.shutdown(); |
257 |
< |
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 |
|
|
263 |
< |
|
167 |
< |
/** |
263 |
> |
/** |
264 |
|
* setThreadFactory(null) throws NPE |
265 |
|
*/ |
266 |
|
public void testSetThreadFactoryNull() { |
267 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.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 |
|
|
279 |
< |
/** |
279 |
> |
/** |
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, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10), h); |
285 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
286 |
< |
p.shutdown(); |
287 |
< |
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 |
< |
/** |
294 |
> |
/** |
295 |
|
* setRejectedExecutionHandler sets the handler returned by |
296 |
|
* getRejectedExecutionHandler |
297 |
|
*/ |
298 |
|
public void testSetRejectedExecutionHandler() { |
299 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
300 |
< |
RejectedExecutionHandler h = new NoOpREHandler(); |
301 |
< |
p.setRejectedExecutionHandler(h); |
302 |
< |
assertSame(h, p.getRejectedExecutionHandler()); |
303 |
< |
p.shutdown(); |
304 |
< |
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 |
|
|
310 |
< |
|
206 |
< |
/** |
310 |
> |
/** |
311 |
|
* setRejectedExecutionHandler(null) throws NPE |
312 |
|
*/ |
313 |
|
public void testSetRejectedExecutionHandlerNull() { |
314 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.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 |
|
|
220 |
– |
|
221 |
– |
/** |
222 |
– |
* getLargestPoolSize increases, but doesn't overestimate, when |
223 |
– |
* multiple threads active |
224 |
– |
*/ |
225 |
– |
public void testGetLargestPoolSize() { |
226 |
– |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
227 |
– |
try { |
228 |
– |
assertEquals(0, p2.getLargestPoolSize()); |
229 |
– |
p2.execute(new MediumRunnable()); |
230 |
– |
p2.execute(new MediumRunnable()); |
231 |
– |
Thread.sleep(SHORT_DELAY_MS); |
232 |
– |
assertEquals(2, p2.getLargestPoolSize()); |
233 |
– |
} catch(Exception e){ |
234 |
– |
unexpectedException(); |
235 |
– |
} |
236 |
– |
joinPool(p2); |
237 |
– |
} |
238 |
– |
|
239 |
– |
/** |
240 |
– |
* getMaximumPoolSize returns value given in constructor if not |
241 |
– |
* otherwise set |
242 |
– |
*/ |
243 |
– |
public void testGetMaximumPoolSize() { |
244 |
– |
ThreadPoolExecutor p2 = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
245 |
– |
assertEquals(2, p2.getMaximumPoolSize()); |
246 |
– |
joinPool(p2); |
247 |
– |
} |
248 |
– |
|
249 |
– |
/** |
250 |
– |
* getPoolSize increases, but doesn't overestimate, when threads |
251 |
– |
* become active |
252 |
– |
*/ |
253 |
– |
public void testGetPoolSize() { |
254 |
– |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
255 |
– |
assertEquals(0, p1.getPoolSize()); |
256 |
– |
p1.execute(new MediumRunnable()); |
257 |
– |
assertEquals(1, p1.getPoolSize()); |
258 |
– |
joinPool(p1); |
259 |
– |
} |
260 |
– |
|
261 |
– |
/** |
262 |
– |
* getTaskCount increases, but doesn't overestimate, when tasks submitted |
263 |
– |
*/ |
264 |
– |
public void testGetTaskCount() { |
265 |
– |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
266 |
– |
try { |
267 |
– |
assertEquals(0, p1.getTaskCount()); |
268 |
– |
p1.execute(new MediumRunnable()); |
269 |
– |
Thread.sleep(SHORT_DELAY_MS); |
270 |
– |
assertEquals(1, p1.getTaskCount()); |
271 |
– |
} catch(Exception e){ |
272 |
– |
unexpectedException(); |
273 |
– |
} |
274 |
– |
joinPool(p1); |
275 |
– |
} |
276 |
– |
|
326 |
|
/** |
327 |
< |
* isShutDown is false before shutdown, true after |
328 |
< |
*/ |
329 |
< |
public void testIsShutdown() { |
330 |
< |
|
331 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
332 |
< |
assertFalse(p1.isShutdown()); |
333 |
< |
p1.shutdown(); |
334 |
< |
assertTrue(p1.isShutdown()); |
335 |
< |
joinPool(p1); |
327 |
> |
* getLargestPoolSize increases, but doesn't overestimate, when |
328 |
> |
* multiple threads active |
329 |
> |
*/ |
330 |
> |
public void testGetLargestPoolSize() throws InterruptedException { |
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 |
|
|
289 |
– |
|
354 |
|
/** |
355 |
< |
* isTerminated is false before termination, true after |
355 |
> |
* getMaximumPoolSize returns value given in constructor if not |
356 |
> |
* otherwise set |
357 |
|
*/ |
358 |
< |
public void testIsTerminated() { |
359 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
360 |
< |
assertFalse(p1.isTerminated()); |
361 |
< |
try { |
362 |
< |
p1.execute(new MediumRunnable()); |
363 |
< |
} finally { |
364 |
< |
p1.shutdown(); |
358 |
> |
public void testGetMaximumPoolSize() { |
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 |
375 |
> |
*/ |
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 |
399 |
> |
*/ |
400 |
> |
public void testGetTaskCount() throws InterruptedException { |
401 |
> |
final int TASKS = 3; |
402 |
> |
final CountDownLatch done = new CountDownLatch(1); |
403 |
> |
final ThreadPoolExecutor p = |
404 |
> |
new ThreadPoolExecutor(1, 1, |
405 |
> |
LONG_DELAY_MS, MILLISECONDS, |
406 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
407 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
408 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
409 |
> |
assertEquals(0, p.getTaskCount()); |
410 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
411 |
> |
p.execute(new CheckedRunnable() { |
412 |
> |
public void realRun() throws InterruptedException { |
413 |
> |
threadStarted.countDown(); |
414 |
> |
done.await(); |
415 |
> |
}}); |
416 |
> |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
417 |
> |
assertEquals(1, p.getTaskCount()); |
418 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
419 |
> |
for (int i = 0; i < TASKS; i++) { |
420 |
> |
assertEquals(1 + i, p.getTaskCount()); |
421 |
> |
p.execute(new CheckedRunnable() { |
422 |
> |
public void realRun() throws InterruptedException { |
423 |
> |
threadStarted.countDown(); |
424 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
425 |
> |
done.await(); |
426 |
> |
}}); |
427 |
> |
} |
428 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
429 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
430 |
|
} |
431 |
< |
try { |
432 |
< |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
303 |
< |
assertTrue(p1.isTerminated()); |
304 |
< |
} catch(Exception e){ |
305 |
< |
unexpectedException(); |
306 |
< |
} |
431 |
> |
assertEquals(1 + TASKS, p.getTaskCount()); |
432 |
> |
assertEquals(1 + TASKS, p.getCompletedTaskCount()); |
433 |
|
} |
434 |
|
|
435 |
|
/** |
436 |
< |
* isTerminating is not true when running or when terminated |
436 |
> |
* isShutdown is false before shutdown, true after |
437 |
|
*/ |
438 |
< |
public void testIsTerminating() { |
439 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
440 |
< |
assertFalse(p1.isTerminating()); |
441 |
< |
try { |
442 |
< |
p1.execute(new SmallRunnable()); |
443 |
< |
assertFalse(p1.isTerminating()); |
444 |
< |
} finally { |
445 |
< |
p1.shutdown(); |
438 |
> |
public void testIsShutdown() { |
439 |
> |
final ThreadPoolExecutor p = |
440 |
> |
new ThreadPoolExecutor(1, 1, |
441 |
> |
LONG_DELAY_MS, MILLISECONDS, |
442 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
443 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
444 |
> |
assertFalse(p.isShutdown()); |
445 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
446 |
> |
assertTrue(p.isShutdown()); |
447 |
> |
} |
448 |
> |
} |
449 |
> |
|
450 |
> |
/** |
451 |
> |
* awaitTermination on a non-shutdown pool times out |
452 |
> |
*/ |
453 |
> |
public void testAwaitTermination_timesOut() throws InterruptedException { |
454 |
> |
final ThreadPoolExecutor p = |
455 |
> |
new ThreadPoolExecutor(1, 1, |
456 |
> |
LONG_DELAY_MS, MILLISECONDS, |
457 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
458 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
459 |
> |
assertFalse(p.isTerminated()); |
460 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, NANOSECONDS)); |
461 |
> |
assertFalse(p.awaitTermination(Long.MIN_VALUE, MILLISECONDS)); |
462 |
> |
assertFalse(p.awaitTermination(-1L, NANOSECONDS)); |
463 |
> |
assertFalse(p.awaitTermination(-1L, MILLISECONDS)); |
464 |
> |
assertFalse(p.awaitTermination(0L, NANOSECONDS)); |
465 |
> |
assertFalse(p.awaitTermination(0L, MILLISECONDS)); |
466 |
> |
long timeoutNanos = 999999L; |
467 |
> |
long startTime = System.nanoTime(); |
468 |
> |
assertFalse(p.awaitTermination(timeoutNanos, NANOSECONDS)); |
469 |
> |
assertTrue(System.nanoTime() - startTime >= timeoutNanos); |
470 |
> |
assertFalse(p.isTerminated()); |
471 |
> |
startTime = System.nanoTime(); |
472 |
> |
long timeoutMillis = timeoutMillis(); |
473 |
> |
assertFalse(p.awaitTermination(timeoutMillis, MILLISECONDS)); |
474 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
475 |
> |
assertFalse(p.isTerminated()); |
476 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
477 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
478 |
> |
assertTrue(p.isTerminated()); |
479 |
> |
} |
480 |
> |
} |
481 |
> |
|
482 |
> |
/** |
483 |
> |
* isTerminated is false before termination, true after |
484 |
> |
*/ |
485 |
> |
public void testIsTerminated() throws InterruptedException { |
486 |
> |
final ThreadPoolExecutor p = |
487 |
> |
new ThreadPoolExecutor(1, 1, |
488 |
> |
LONG_DELAY_MS, MILLISECONDS, |
489 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
490 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
491 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
492 |
> |
final CountDownLatch done = new CountDownLatch(1); |
493 |
> |
assertFalse(p.isTerminating()); |
494 |
> |
p.execute(new CheckedRunnable() { |
495 |
> |
public void realRun() throws InterruptedException { |
496 |
> |
assertFalse(p.isTerminating()); |
497 |
> |
threadStarted.countDown(); |
498 |
> |
done.await(); |
499 |
> |
}}); |
500 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
501 |
> |
assertFalse(p.isTerminating()); |
502 |
> |
done.countDown(); |
503 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
504 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
505 |
> |
assertTrue(p.isTerminated()); |
506 |
> |
assertFalse(p.isTerminating()); |
507 |
> |
} |
508 |
> |
} |
509 |
> |
|
510 |
> |
/** |
511 |
> |
* isTerminating is not true when running or when terminated |
512 |
> |
*/ |
513 |
> |
public void testIsTerminating() throws InterruptedException { |
514 |
> |
final ThreadPoolExecutor p = |
515 |
> |
new ThreadPoolExecutor(1, 1, |
516 |
> |
LONG_DELAY_MS, MILLISECONDS, |
517 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
518 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
519 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
520 |
> |
final CountDownLatch done = new CountDownLatch(1); |
521 |
> |
assertFalse(p.isTerminating()); |
522 |
> |
p.execute(new CheckedRunnable() { |
523 |
> |
public void realRun() throws InterruptedException { |
524 |
> |
assertFalse(p.isTerminating()); |
525 |
> |
threadStarted.countDown(); |
526 |
> |
done.await(); |
527 |
> |
}}); |
528 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
529 |
> |
assertFalse(p.isTerminating()); |
530 |
> |
done.countDown(); |
531 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
532 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
533 |
> |
assertTrue(p.isTerminated()); |
534 |
> |
assertFalse(p.isTerminating()); |
535 |
|
} |
321 |
– |
try { |
322 |
– |
assertTrue(p1.awaitTermination(LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
323 |
– |
assertTrue(p1.isTerminated()); |
324 |
– |
assertFalse(p1.isTerminating()); |
325 |
– |
} catch(Exception e){ |
326 |
– |
unexpectedException(); |
327 |
– |
} |
536 |
|
} |
537 |
|
|
538 |
|
/** |
539 |
|
* getQueue returns the work queue, which contains queued tasks |
540 |
|
*/ |
541 |
< |
public void testGetQueue() { |
542 |
< |
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
543 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q); |
544 |
< |
FutureTask[] tasks = new FutureTask[5]; |
545 |
< |
for(int i = 0; i < 5; i++){ |
546 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
547 |
< |
p1.execute(tasks[i]); |
548 |
< |
} |
549 |
< |
try { |
550 |
< |
Thread.sleep(SHORT_DELAY_MS); |
551 |
< |
BlockingQueue<Runnable> wq = p1.getQueue(); |
552 |
< |
assertSame(q, wq); |
553 |
< |
assertFalse(wq.contains(tasks[0])); |
554 |
< |
assertTrue(wq.contains(tasks[4])); |
555 |
< |
p1.shutdownNow(); |
556 |
< |
} catch(Exception e) { |
557 |
< |
unexpectedException(); |
558 |
< |
} finally { |
559 |
< |
joinPool(p1); |
541 |
> |
public void testGetQueue() throws InterruptedException { |
542 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
543 |
> |
final ThreadPoolExecutor p = |
544 |
> |
new ThreadPoolExecutor(1, 1, |
545 |
> |
LONG_DELAY_MS, MILLISECONDS, |
546 |
> |
q); |
547 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
548 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
549 |
> |
final CountDownLatch done = new CountDownLatch(1); |
550 |
> |
FutureTask[] tasks = new FutureTask[5]; |
551 |
> |
for (int i = 0; i < tasks.length; i++) { |
552 |
> |
Callable task = new CheckedCallable<Boolean>() { |
553 |
> |
public Boolean realCall() throws InterruptedException { |
554 |
> |
threadStarted.countDown(); |
555 |
> |
assertSame(q, p.getQueue()); |
556 |
> |
done.await(); |
557 |
> |
return Boolean.TRUE; |
558 |
> |
}}; |
559 |
> |
tasks[i] = new FutureTask(task); |
560 |
> |
p.execute(tasks[i]); |
561 |
> |
} |
562 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
563 |
> |
assertSame(q, p.getQueue()); |
564 |
> |
assertFalse(q.contains(tasks[0])); |
565 |
> |
assertTrue(q.contains(tasks[tasks.length - 1])); |
566 |
> |
assertEquals(tasks.length - 1, q.size()); |
567 |
> |
done.countDown(); |
568 |
|
} |
569 |
|
} |
570 |
|
|
571 |
|
/** |
572 |
|
* remove(task) removes queued task, and fails to remove active task |
573 |
|
*/ |
574 |
< |
public void testRemove() { |
574 |
> |
public void testRemove() throws InterruptedException { |
575 |
|
BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
576 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, q); |
577 |
< |
FutureTask[] tasks = new FutureTask[5]; |
578 |
< |
for(int i = 0; i < 5; i++){ |
579 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
580 |
< |
p1.execute(tasks[i]); |
581 |
< |
} |
582 |
< |
try { |
583 |
< |
Thread.sleep(SHORT_DELAY_MS); |
584 |
< |
assertFalse(p1.remove(tasks[0])); |
576 |
> |
final ThreadPoolExecutor p = |
577 |
> |
new ThreadPoolExecutor(1, 1, |
578 |
> |
LONG_DELAY_MS, MILLISECONDS, |
579 |
> |
q); |
580 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
581 |
> |
Runnable[] tasks = new Runnable[6]; |
582 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
583 |
> |
final CountDownLatch done = new CountDownLatch(1); |
584 |
> |
for (int i = 0; i < tasks.length; i++) { |
585 |
> |
tasks[i] = new CheckedRunnable() { |
586 |
> |
public void realRun() throws InterruptedException { |
587 |
> |
threadStarted.countDown(); |
588 |
> |
done.await(); |
589 |
> |
}}; |
590 |
> |
p.execute(tasks[i]); |
591 |
> |
} |
592 |
> |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
593 |
> |
assertFalse(p.remove(tasks[0])); |
594 |
|
assertTrue(q.contains(tasks[4])); |
595 |
|
assertTrue(q.contains(tasks[3])); |
596 |
< |
assertTrue(p1.remove(tasks[4])); |
597 |
< |
assertFalse(p1.remove(tasks[4])); |
596 |
> |
assertTrue(p.remove(tasks[4])); |
597 |
> |
assertFalse(p.remove(tasks[4])); |
598 |
|
assertFalse(q.contains(tasks[4])); |
599 |
|
assertTrue(q.contains(tasks[3])); |
600 |
< |
assertTrue(p1.remove(tasks[3])); |
600 |
> |
assertTrue(p.remove(tasks[3])); |
601 |
|
assertFalse(q.contains(tasks[3])); |
602 |
< |
p1.shutdownNow(); |
378 |
< |
} catch(Exception e) { |
379 |
< |
unexpectedException(); |
380 |
< |
} finally { |
381 |
< |
joinPool(p1); |
602 |
> |
done.countDown(); |
603 |
|
} |
604 |
|
} |
605 |
|
|
606 |
|
/** |
607 |
< |
* purge removes cancelled tasks from the queue |
607 |
> |
* purge removes cancelled tasks from the queue |
608 |
|
*/ |
609 |
< |
public void testPurge() { |
610 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
611 |
< |
FutureTask[] tasks = new FutureTask[5]; |
612 |
< |
for(int i = 0; i < 5; i++){ |
613 |
< |
tasks[i] = new FutureTask(new MediumPossiblyInterruptedRunnable(), Boolean.TRUE); |
614 |
< |
p1.execute(tasks[i]); |
609 |
> |
public void testPurge() throws InterruptedException { |
610 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
611 |
> |
final CountDownLatch done = new CountDownLatch(1); |
612 |
> |
final BlockingQueue<Runnable> q = new ArrayBlockingQueue<Runnable>(10); |
613 |
> |
final ThreadPoolExecutor p = |
614 |
> |
new ThreadPoolExecutor(1, 1, |
615 |
> |
LONG_DELAY_MS, MILLISECONDS, |
616 |
> |
q); |
617 |
> |
try (PoolCleaner cleaner = cleaner(p, done)) { |
618 |
> |
FutureTask[] tasks = new FutureTask[5]; |
619 |
> |
for (int i = 0; i < tasks.length; i++) { |
620 |
> |
Callable task = new CheckedCallable<Boolean>() { |
621 |
> |
public Boolean realCall() throws InterruptedException { |
622 |
> |
threadStarted.countDown(); |
623 |
> |
done.await(); |
624 |
> |
return Boolean.TRUE; |
625 |
> |
}}; |
626 |
> |
tasks[i] = new FutureTask(task); |
627 |
> |
p.execute(tasks[i]); |
628 |
> |
} |
629 |
> |
assertTrue(threadStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
630 |
> |
assertEquals(tasks.length, p.getTaskCount()); |
631 |
> |
assertEquals(tasks.length - 1, q.size()); |
632 |
> |
assertEquals(1L, p.getActiveCount()); |
633 |
> |
assertEquals(0L, p.getCompletedTaskCount()); |
634 |
> |
tasks[4].cancel(true); |
635 |
> |
tasks[3].cancel(false); |
636 |
> |
p.purge(); |
637 |
> |
assertEquals(tasks.length - 3, q.size()); |
638 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
639 |
> |
p.purge(); // Nothing to do |
640 |
> |
assertEquals(tasks.length - 3, q.size()); |
641 |
> |
assertEquals(tasks.length - 2, p.getTaskCount()); |
642 |
|
} |
395 |
– |
tasks[4].cancel(true); |
396 |
– |
tasks[3].cancel(true); |
397 |
– |
p1.purge(); |
398 |
– |
long count = p1.getTaskCount(); |
399 |
– |
assertTrue(count >= 2 && count < 5); |
400 |
– |
p1.shutdownNow(); |
401 |
– |
joinPool(p1); |
643 |
|
} |
644 |
|
|
645 |
|
/** |
646 |
< |
* shutDownNow returns a list containing tasks that were not run |
647 |
< |
*/ |
648 |
< |
public void testShutDownNow() { |
649 |
< |
ThreadPoolExecutor p1 = new ThreadPoolExecutor(1, 1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
650 |
< |
List l; |
651 |
< |
try { |
652 |
< |
for(int i = 0; i < 5; i++) |
653 |
< |
p1.execute(new MediumPossiblyInterruptedRunnable()); |
654 |
< |
} |
655 |
< |
finally { |
656 |
< |
l = p1.shutdownNow(); |
657 |
< |
} |
658 |
< |
assertTrue(p1.isShutdown()); |
659 |
< |
assertTrue(l.size() <= 4); |
646 |
> |
* shutdownNow returns a list containing tasks that were not run, |
647 |
> |
* and those tasks are drained from the queue |
648 |
> |
*/ |
649 |
> |
public void testShutdownNow() throws InterruptedException { |
650 |
> |
final int poolSize = 2; |
651 |
> |
final int count = 5; |
652 |
> |
final AtomicInteger ran = new AtomicInteger(0); |
653 |
> |
final ThreadPoolExecutor p = |
654 |
> |
new ThreadPoolExecutor(poolSize, poolSize, |
655 |
> |
LONG_DELAY_MS, MILLISECONDS, |
656 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
657 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(poolSize); |
658 |
> |
Runnable waiter = new CheckedRunnable() { public void realRun() { |
659 |
> |
threadsStarted.countDown(); |
660 |
> |
try { |
661 |
> |
MILLISECONDS.sleep(2 * LONG_DELAY_MS); |
662 |
> |
} catch (InterruptedException success) {} |
663 |
> |
ran.getAndIncrement(); |
664 |
> |
}}; |
665 |
> |
for (int i = 0; i < count; i++) |
666 |
> |
p.execute(waiter); |
667 |
> |
assertTrue(threadsStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
668 |
> |
assertEquals(poolSize, p.getActiveCount()); |
669 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
670 |
> |
final List<Runnable> queuedTasks; |
671 |
> |
try { |
672 |
> |
queuedTasks = p.shutdownNow(); |
673 |
> |
} catch (SecurityException ok) { |
674 |
> |
return; // Allowed in case test doesn't have privs |
675 |
> |
} |
676 |
> |
assertTrue(p.isShutdown()); |
677 |
> |
assertTrue(p.getQueue().isEmpty()); |
678 |
> |
assertEquals(count - poolSize, queuedTasks.size()); |
679 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
680 |
> |
assertTrue(p.isTerminated()); |
681 |
> |
assertEquals(poolSize, ran.get()); |
682 |
> |
assertEquals(poolSize, p.getCompletedTaskCount()); |
683 |
|
} |
684 |
|
|
685 |
|
// Exception Tests |
422 |
– |
|
686 |
|
|
687 |
< |
/** |
688 |
< |
* Constructor throws if corePoolSize argument is less than zero |
687 |
> |
/** |
688 |
> |
* Constructor throws if corePoolSize argument is less than zero |
689 |
|
*/ |
690 |
|
public void testConstructor1() { |
691 |
|
try { |
692 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
692 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
693 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
694 |
|
shouldThrow(); |
695 |
< |
} |
432 |
< |
catch (IllegalArgumentException success){} |
695 |
> |
} catch (IllegalArgumentException success) {} |
696 |
|
} |
697 |
< |
|
698 |
< |
/** |
699 |
< |
* Constructor throws if maximumPoolSize is less than zero |
697 |
> |
|
698 |
> |
/** |
699 |
> |
* Constructor throws if maximumPoolSize is less than zero |
700 |
|
*/ |
701 |
|
public void testConstructor2() { |
702 |
|
try { |
703 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
703 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
704 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
705 |
|
shouldThrow(); |
706 |
< |
} |
443 |
< |
catch (IllegalArgumentException success){} |
706 |
> |
} catch (IllegalArgumentException success) {} |
707 |
|
} |
708 |
< |
|
709 |
< |
/** |
710 |
< |
* Constructor throws if maximumPoolSize is equal to zero |
708 |
> |
|
709 |
> |
/** |
710 |
> |
* Constructor throws if maximumPoolSize is equal to zero |
711 |
|
*/ |
712 |
|
public void testConstructor3() { |
713 |
|
try { |
714 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
714 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
715 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
716 |
|
shouldThrow(); |
717 |
< |
} |
454 |
< |
catch (IllegalArgumentException success){} |
717 |
> |
} catch (IllegalArgumentException success) {} |
718 |
|
} |
719 |
|
|
720 |
< |
/** |
721 |
< |
* Constructor throws if keepAliveTime is less than zero |
720 |
> |
/** |
721 |
> |
* Constructor throws if keepAliveTime is less than zero |
722 |
|
*/ |
723 |
|
public void testConstructor4() { |
724 |
|
try { |
725 |
< |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
725 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
726 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
727 |
|
shouldThrow(); |
728 |
< |
} |
465 |
< |
catch (IllegalArgumentException success){} |
728 |
> |
} catch (IllegalArgumentException success) {} |
729 |
|
} |
730 |
|
|
731 |
< |
/** |
732 |
< |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
731 |
> |
/** |
732 |
> |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
733 |
|
*/ |
734 |
|
public void testConstructor5() { |
735 |
|
try { |
736 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
736 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
737 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
738 |
|
shouldThrow(); |
739 |
< |
} |
476 |
< |
catch (IllegalArgumentException success){} |
739 |
> |
} catch (IllegalArgumentException success) {} |
740 |
|
} |
741 |
< |
|
742 |
< |
/** |
743 |
< |
* Constructor throws if workQueue is set to null |
741 |
> |
|
742 |
> |
/** |
743 |
> |
* Constructor throws if workQueue is set to null |
744 |
|
*/ |
745 |
|
public void testConstructorNullPointerException() { |
746 |
|
try { |
747 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null); |
747 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
748 |
> |
(BlockingQueue) null); |
749 |
|
shouldThrow(); |
750 |
< |
} |
487 |
< |
catch (NullPointerException success){} |
750 |
> |
} catch (NullPointerException success) {} |
751 |
|
} |
489 |
– |
|
752 |
|
|
753 |
< |
|
754 |
< |
/** |
493 |
< |
* Constructor throws if corePoolSize argument is less than zero |
753 |
> |
/** |
754 |
> |
* Constructor throws if corePoolSize argument is less than zero |
755 |
|
*/ |
756 |
|
public void testConstructor6() { |
757 |
|
try { |
758 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
758 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
759 |
> |
new ArrayBlockingQueue<Runnable>(10), |
760 |
> |
new SimpleThreadFactory()); |
761 |
|
shouldThrow(); |
762 |
< |
} catch (IllegalArgumentException success){} |
762 |
> |
} catch (IllegalArgumentException success) {} |
763 |
|
} |
764 |
< |
|
765 |
< |
/** |
766 |
< |
* Constructor throws if maximumPoolSize is less than zero |
764 |
> |
|
765 |
> |
/** |
766 |
> |
* Constructor throws if maximumPoolSize is less than zero |
767 |
|
*/ |
768 |
|
public void testConstructor7() { |
769 |
|
try { |
770 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
770 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
771 |
> |
new ArrayBlockingQueue<Runnable>(10), |
772 |
> |
new SimpleThreadFactory()); |
773 |
|
shouldThrow(); |
774 |
< |
} |
510 |
< |
catch (IllegalArgumentException success){} |
774 |
> |
} catch (IllegalArgumentException success) {} |
775 |
|
} |
776 |
|
|
777 |
< |
/** |
778 |
< |
* Constructor throws if maximumPoolSize is equal to zero |
777 |
> |
/** |
778 |
> |
* Constructor throws if maximumPoolSize is equal to zero |
779 |
|
*/ |
780 |
|
public void testConstructor8() { |
781 |
|
try { |
782 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
782 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
783 |
> |
new ArrayBlockingQueue<Runnable>(10), |
784 |
> |
new SimpleThreadFactory()); |
785 |
|
shouldThrow(); |
786 |
< |
} |
521 |
< |
catch (IllegalArgumentException success){} |
786 |
> |
} catch (IllegalArgumentException success) {} |
787 |
|
} |
788 |
|
|
789 |
< |
/** |
790 |
< |
* Constructor throws if keepAliveTime is less than zero |
789 |
> |
/** |
790 |
> |
* Constructor throws if keepAliveTime is less than zero |
791 |
|
*/ |
792 |
|
public void testConstructor9() { |
793 |
|
try { |
794 |
< |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
794 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
795 |
> |
new ArrayBlockingQueue<Runnable>(10), |
796 |
> |
new SimpleThreadFactory()); |
797 |
|
shouldThrow(); |
798 |
< |
} |
532 |
< |
catch (IllegalArgumentException success){} |
798 |
> |
} catch (IllegalArgumentException success) {} |
799 |
|
} |
800 |
|
|
801 |
< |
/** |
802 |
< |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
801 |
> |
/** |
802 |
> |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
803 |
|
*/ |
804 |
|
public void testConstructor10() { |
805 |
|
try { |
806 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory()); |
806 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
807 |
> |
new ArrayBlockingQueue<Runnable>(10), |
808 |
> |
new SimpleThreadFactory()); |
809 |
|
shouldThrow(); |
810 |
< |
} |
543 |
< |
catch (IllegalArgumentException success){} |
810 |
> |
} catch (IllegalArgumentException success) {} |
811 |
|
} |
812 |
|
|
813 |
< |
/** |
814 |
< |
* Constructor throws if workQueue is set to null |
813 |
> |
/** |
814 |
> |
* Constructor throws if workQueue is set to null |
815 |
|
*/ |
816 |
|
public void testConstructorNullPointerException2() { |
817 |
|
try { |
818 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory()); |
818 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
819 |
> |
(BlockingQueue) null, |
820 |
> |
new SimpleThreadFactory()); |
821 |
|
shouldThrow(); |
822 |
< |
} |
554 |
< |
catch (NullPointerException success){} |
822 |
> |
} catch (NullPointerException success) {} |
823 |
|
} |
824 |
|
|
825 |
< |
/** |
826 |
< |
* Constructor throws if threadFactory is set to null |
825 |
> |
/** |
826 |
> |
* Constructor throws if threadFactory is set to null |
827 |
|
*/ |
828 |
|
public void testConstructorNullPointerException3() { |
829 |
|
try { |
830 |
< |
ThreadFactory f = null; |
831 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f); |
830 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
831 |
> |
new ArrayBlockingQueue<Runnable>(10), |
832 |
> |
(ThreadFactory) null); |
833 |
|
shouldThrow(); |
834 |
< |
} |
566 |
< |
catch (NullPointerException success){} |
834 |
> |
} catch (NullPointerException success) {} |
835 |
|
} |
836 |
< |
|
837 |
< |
|
838 |
< |
/** |
571 |
< |
* Constructor throws if corePoolSize argument is less than zero |
836 |
> |
|
837 |
> |
/** |
838 |
> |
* Constructor throws if corePoolSize argument is less than zero |
839 |
|
*/ |
840 |
|
public void testConstructor11() { |
841 |
|
try { |
842 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
842 |
> |
new ThreadPoolExecutor(-1, 1, 1L, SECONDS, |
843 |
> |
new ArrayBlockingQueue<Runnable>(10), |
844 |
> |
new NoOpREHandler()); |
845 |
|
shouldThrow(); |
846 |
< |
} |
578 |
< |
catch (IllegalArgumentException success){} |
846 |
> |
} catch (IllegalArgumentException success) {} |
847 |
|
} |
848 |
|
|
849 |
< |
/** |
850 |
< |
* Constructor throws if maximumPoolSize is less than zero |
849 |
> |
/** |
850 |
> |
* Constructor throws if maximumPoolSize is less than zero |
851 |
|
*/ |
852 |
|
public void testConstructor12() { |
853 |
|
try { |
854 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
854 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
855 |
> |
new ArrayBlockingQueue<Runnable>(10), |
856 |
> |
new NoOpREHandler()); |
857 |
|
shouldThrow(); |
858 |
< |
} |
589 |
< |
catch (IllegalArgumentException success){} |
858 |
> |
} catch (IllegalArgumentException success) {} |
859 |
|
} |
860 |
|
|
861 |
< |
/** |
862 |
< |
* Constructor throws if maximumPoolSize is equal to zero |
861 |
> |
/** |
862 |
> |
* Constructor throws if maximumPoolSize is equal to zero |
863 |
|
*/ |
864 |
|
public void testConstructor13() { |
865 |
|
try { |
866 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
866 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
867 |
> |
new ArrayBlockingQueue<Runnable>(10), |
868 |
> |
new NoOpREHandler()); |
869 |
|
shouldThrow(); |
870 |
< |
} |
600 |
< |
catch (IllegalArgumentException success){} |
870 |
> |
} catch (IllegalArgumentException success) {} |
871 |
|
} |
872 |
|
|
873 |
< |
/** |
874 |
< |
* Constructor throws if keepAliveTime is less than zero |
873 |
> |
/** |
874 |
> |
* Constructor throws if keepAliveTime is less than zero |
875 |
|
*/ |
876 |
|
public void testConstructor14() { |
877 |
|
try { |
878 |
< |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
878 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
879 |
> |
new ArrayBlockingQueue<Runnable>(10), |
880 |
> |
new NoOpREHandler()); |
881 |
|
shouldThrow(); |
882 |
< |
} |
611 |
< |
catch (IllegalArgumentException success){} |
882 |
> |
} catch (IllegalArgumentException success) {} |
883 |
|
} |
884 |
|
|
885 |
< |
/** |
886 |
< |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
885 |
> |
/** |
886 |
> |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
887 |
|
*/ |
888 |
|
public void testConstructor15() { |
889 |
|
try { |
890 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new NoOpREHandler()); |
890 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
891 |
> |
new ArrayBlockingQueue<Runnable>(10), |
892 |
> |
new NoOpREHandler()); |
893 |
|
shouldThrow(); |
894 |
< |
} |
622 |
< |
catch (IllegalArgumentException success){} |
894 |
> |
} catch (IllegalArgumentException success) {} |
895 |
|
} |
896 |
|
|
897 |
< |
/** |
898 |
< |
* Constructor throws if workQueue is set to null |
897 |
> |
/** |
898 |
> |
* Constructor throws if workQueue is set to null |
899 |
|
*/ |
900 |
|
public void testConstructorNullPointerException4() { |
901 |
|
try { |
902 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new NoOpREHandler()); |
902 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
903 |
> |
(BlockingQueue) null, |
904 |
> |
new NoOpREHandler()); |
905 |
|
shouldThrow(); |
906 |
< |
} |
633 |
< |
catch (NullPointerException success){} |
906 |
> |
} catch (NullPointerException success) {} |
907 |
|
} |
908 |
|
|
909 |
< |
/** |
910 |
< |
* Constructor throws if handler is set to null |
909 |
> |
/** |
910 |
> |
* Constructor throws if handler is set to null |
911 |
|
*/ |
912 |
|
public void testConstructorNullPointerException5() { |
913 |
|
try { |
914 |
< |
RejectedExecutionHandler r = null; |
915 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),r); |
914 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
915 |
> |
new ArrayBlockingQueue<Runnable>(10), |
916 |
> |
(RejectedExecutionHandler) null); |
917 |
|
shouldThrow(); |
918 |
< |
} |
645 |
< |
catch (NullPointerException success){} |
918 |
> |
} catch (NullPointerException success) {} |
919 |
|
} |
920 |
|
|
921 |
< |
|
922 |
< |
/** |
650 |
< |
* Constructor throws if corePoolSize argument is less than zero |
921 |
> |
/** |
922 |
> |
* Constructor throws if corePoolSize argument is less than zero |
923 |
|
*/ |
924 |
|
public void testConstructor16() { |
925 |
|
try { |
926 |
< |
new ThreadPoolExecutor(-1,1,LONG_DELAY_MS, TimeUnit.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 |
< |
} |
657 |
< |
catch (IllegalArgumentException success){} |
931 |
> |
} catch (IllegalArgumentException success) {} |
932 |
|
} |
933 |
|
|
934 |
< |
/** |
935 |
< |
* Constructor throws if maximumPoolSize is less than zero |
934 |
> |
/** |
935 |
> |
* Constructor throws if maximumPoolSize is less than zero |
936 |
|
*/ |
937 |
|
public void testConstructor17() { |
938 |
|
try { |
939 |
< |
new ThreadPoolExecutor(1,-1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
939 |
> |
new ThreadPoolExecutor(1, -1, 1L, SECONDS, |
940 |
> |
new ArrayBlockingQueue<Runnable>(10), |
941 |
> |
new SimpleThreadFactory(), |
942 |
> |
new NoOpREHandler()); |
943 |
|
shouldThrow(); |
944 |
< |
} |
668 |
< |
catch (IllegalArgumentException success){} |
944 |
> |
} catch (IllegalArgumentException success) {} |
945 |
|
} |
946 |
|
|
947 |
< |
/** |
948 |
< |
* Constructor throws if maximumPoolSize is equal to zero |
947 |
> |
/** |
948 |
> |
* Constructor throws if maximumPoolSize is equal to zero |
949 |
|
*/ |
950 |
|
public void testConstructor18() { |
951 |
|
try { |
952 |
< |
new ThreadPoolExecutor(1,0,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
952 |
> |
new ThreadPoolExecutor(1, 0, 1L, SECONDS, |
953 |
> |
new ArrayBlockingQueue<Runnable>(10), |
954 |
> |
new SimpleThreadFactory(), |
955 |
> |
new NoOpREHandler()); |
956 |
|
shouldThrow(); |
957 |
< |
} |
679 |
< |
catch (IllegalArgumentException success){} |
957 |
> |
} catch (IllegalArgumentException success) {} |
958 |
|
} |
959 |
|
|
960 |
< |
/** |
961 |
< |
* Constructor throws if keepAliveTime is less than zero |
960 |
> |
/** |
961 |
> |
* Constructor throws if keepAliveTime is less than zero |
962 |
|
*/ |
963 |
|
public void testConstructor19() { |
964 |
|
try { |
965 |
< |
new ThreadPoolExecutor(1,2,-1L,TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
965 |
> |
new ThreadPoolExecutor(1, 2, -1L, SECONDS, |
966 |
> |
new ArrayBlockingQueue<Runnable>(10), |
967 |
> |
new SimpleThreadFactory(), |
968 |
> |
new NoOpREHandler()); |
969 |
|
shouldThrow(); |
970 |
< |
} |
690 |
< |
catch (IllegalArgumentException success){} |
970 |
> |
} catch (IllegalArgumentException success) {} |
971 |
|
} |
972 |
|
|
973 |
< |
/** |
974 |
< |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
973 |
> |
/** |
974 |
> |
* Constructor throws if corePoolSize is greater than the maximumPoolSize |
975 |
|
*/ |
976 |
|
public void testConstructor20() { |
977 |
|
try { |
978 |
< |
new ThreadPoolExecutor(2,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),new NoOpREHandler()); |
978 |
> |
new ThreadPoolExecutor(2, 1, 1L, SECONDS, |
979 |
> |
new ArrayBlockingQueue<Runnable>(10), |
980 |
> |
new SimpleThreadFactory(), |
981 |
> |
new NoOpREHandler()); |
982 |
|
shouldThrow(); |
983 |
< |
} |
701 |
< |
catch (IllegalArgumentException success){} |
983 |
> |
} catch (IllegalArgumentException success) {} |
984 |
|
} |
985 |
|
|
986 |
< |
/** |
987 |
< |
* Constructor throws if workQueue is set to null |
986 |
> |
/** |
987 |
> |
* Constructor throws if workQueue is null |
988 |
|
*/ |
989 |
|
public void testConstructorNullPointerException6() { |
990 |
|
try { |
991 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,null,new SimpleThreadFactory(),new NoOpREHandler()); |
991 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
992 |
> |
(BlockingQueue) null, |
993 |
> |
new SimpleThreadFactory(), |
994 |
> |
new NoOpREHandler()); |
995 |
|
shouldThrow(); |
996 |
< |
} |
712 |
< |
catch (NullPointerException success){} |
996 |
> |
} catch (NullPointerException success) {} |
997 |
|
} |
998 |
|
|
999 |
< |
/** |
1000 |
< |
* Constructor throws if handler is set to null |
999 |
> |
/** |
1000 |
> |
* Constructor throws if handler is null |
1001 |
|
*/ |
1002 |
|
public void testConstructorNullPointerException7() { |
1003 |
|
try { |
1004 |
< |
RejectedExecutionHandler r = null; |
1005 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),new SimpleThreadFactory(),r); |
1004 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1005 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1006 |
> |
new SimpleThreadFactory(), |
1007 |
> |
(RejectedExecutionHandler) null); |
1008 |
|
shouldThrow(); |
1009 |
< |
} |
724 |
< |
catch (NullPointerException success){} |
1009 |
> |
} catch (NullPointerException success) {} |
1010 |
|
} |
1011 |
|
|
1012 |
< |
/** |
1013 |
< |
* Constructor throws if ThreadFactory is set top null |
1012 |
> |
/** |
1013 |
> |
* Constructor throws if ThreadFactory is null |
1014 |
|
*/ |
1015 |
|
public void testConstructorNullPointerException8() { |
1016 |
|
try { |
1017 |
< |
ThreadFactory f = null; |
1018 |
< |
new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10),f,new NoOpREHandler()); |
1017 |
> |
new ThreadPoolExecutor(1, 2, 1L, SECONDS, |
1018 |
> |
new ArrayBlockingQueue<Runnable>(10), |
1019 |
> |
(ThreadFactory) null, |
1020 |
> |
new NoOpREHandler()); |
1021 |
|
shouldThrow(); |
1022 |
+ |
} catch (NullPointerException success) {} |
1023 |
+ |
} |
1024 |
+ |
|
1025 |
+ |
/** |
1026 |
+ |
* get of submitted callable throws InterruptedException if interrupted |
1027 |
+ |
*/ |
1028 |
+ |
public void testInterruptedSubmit() throws InterruptedException { |
1029 |
+ |
final ThreadPoolExecutor p = |
1030 |
+ |
new ThreadPoolExecutor(1, 1, |
1031 |
+ |
60, SECONDS, |
1032 |
+ |
new ArrayBlockingQueue<Runnable>(10)); |
1033 |
+ |
|
1034 |
+ |
try (PoolCleaner cleaner = cleaner(p)) { |
1035 |
+ |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1036 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
1037 |
+ |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
1038 |
+ |
public void realRun() throws Exception { |
1039 |
+ |
Callable task = new CheckedCallable<Boolean>() { |
1040 |
+ |
public Boolean realCall() throws InterruptedException { |
1041 |
+ |
threadStarted.countDown(); |
1042 |
+ |
done.await(); |
1043 |
+ |
return Boolean.TRUE; |
1044 |
+ |
}}; |
1045 |
+ |
p.submit(task).get(); |
1046 |
+ |
}}); |
1047 |
+ |
|
1048 |
+ |
assertTrue(threadStarted.await(MEDIUM_DELAY_MS, MILLISECONDS)); |
1049 |
+ |
t.interrupt(); |
1050 |
+ |
awaitTermination(t, MEDIUM_DELAY_MS); |
1051 |
+ |
done.countDown(); |
1052 |
|
} |
736 |
– |
catch (NullPointerException successdn8){} |
1053 |
|
} |
738 |
– |
|
1054 |
|
|
1055 |
|
/** |
1056 |
< |
* execute throws RejectedExecutionException |
742 |
< |
* if saturated. |
1056 |
> |
* execute throws RejectedExecutionException if saturated. |
1057 |
|
*/ |
1058 |
|
public void testSaturatedExecute() { |
1059 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
1060 |
< |
try { |
1061 |
< |
|
1062 |
< |
for(int i = 0; i < 5; ++i){ |
1063 |
< |
p.execute(new MediumRunnable()); |
1059 |
> |
final ThreadPoolExecutor p = |
1060 |
> |
new ThreadPoolExecutor(1, 1, |
1061 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1062 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1063 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1064 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1065 |
> |
Runnable task = new CheckedRunnable() { |
1066 |
> |
public void realRun() throws InterruptedException { |
1067 |
> |
done.await(); |
1068 |
> |
}}; |
1069 |
> |
for (int i = 0; i < 2; ++i) |
1070 |
> |
p.execute(task); |
1071 |
> |
for (int i = 0; i < 2; ++i) { |
1072 |
> |
try { |
1073 |
> |
p.execute(task); |
1074 |
> |
shouldThrow(); |
1075 |
> |
} catch (RejectedExecutionException success) {} |
1076 |
> |
assertTrue(p.getTaskCount() <= 2); |
1077 |
|
} |
1078 |
< |
shouldThrow(); |
1079 |
< |
} catch(RejectedExecutionException success){} |
753 |
< |
joinPool(p); |
1078 |
> |
done.countDown(); |
1079 |
> |
} |
1080 |
|
} |
1081 |
|
|
1082 |
|
/** |
1083 |
< |
* executor using CallerRunsPolicy runs task if saturated. |
1083 |
> |
* submit(runnable) throws RejectedExecutionException if saturated. |
1084 |
> |
*/ |
1085 |
> |
public void testSaturatedSubmitRunnable() { |
1086 |
> |
final ThreadPoolExecutor p = |
1087 |
> |
new ThreadPoolExecutor(1, 1, |
1088 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1089 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1090 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1091 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1092 |
> |
Runnable task = new CheckedRunnable() { |
1093 |
> |
public void realRun() throws InterruptedException { |
1094 |
> |
done.await(); |
1095 |
> |
}}; |
1096 |
> |
for (int i = 0; i < 2; ++i) |
1097 |
> |
p.submit(task); |
1098 |
> |
for (int i = 0; i < 2; ++i) { |
1099 |
> |
try { |
1100 |
> |
p.execute(task); |
1101 |
> |
shouldThrow(); |
1102 |
> |
} catch (RejectedExecutionException success) {} |
1103 |
> |
assertTrue(p.getTaskCount() <= 2); |
1104 |
> |
} |
1105 |
> |
done.countDown(); |
1106 |
> |
} |
1107 |
> |
} |
1108 |
> |
|
1109 |
> |
/** |
1110 |
> |
* submit(callable) throws RejectedExecutionException if saturated. |
1111 |
> |
*/ |
1112 |
> |
public void testSaturatedSubmitCallable() { |
1113 |
> |
final ThreadPoolExecutor p = |
1114 |
> |
new ThreadPoolExecutor(1, 1, |
1115 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1116 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1117 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1118 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1119 |
> |
Runnable task = new CheckedRunnable() { |
1120 |
> |
public void realRun() throws InterruptedException { |
1121 |
> |
done.await(); |
1122 |
> |
}}; |
1123 |
> |
for (int i = 0; i < 2; ++i) |
1124 |
> |
p.submit(Executors.callable(task)); |
1125 |
> |
for (int i = 0; i < 2; ++i) { |
1126 |
> |
try { |
1127 |
> |
p.execute(task); |
1128 |
> |
shouldThrow(); |
1129 |
> |
} catch (RejectedExecutionException success) {} |
1130 |
> |
assertTrue(p.getTaskCount() <= 2); |
1131 |
> |
} |
1132 |
> |
done.countDown(); |
1133 |
> |
} |
1134 |
> |
} |
1135 |
> |
|
1136 |
> |
/** |
1137 |
> |
* executor using CallerRunsPolicy runs task if saturated. |
1138 |
|
*/ |
1139 |
|
public void testSaturatedExecute2() { |
1140 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1141 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1142 |
< |
try { |
1143 |
< |
|
1140 |
> |
final ThreadPoolExecutor p = |
1141 |
> |
new ThreadPoolExecutor(1, 1, |
1142 |
> |
LONG_DELAY_MS, |
1143 |
> |
MILLISECONDS, |
1144 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1145 |
> |
new ThreadPoolExecutor.CallerRunsPolicy()); |
1146 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1147 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1148 |
> |
Runnable blocker = new CheckedRunnable() { |
1149 |
> |
public void realRun() throws InterruptedException { |
1150 |
> |
done.await(); |
1151 |
> |
}}; |
1152 |
> |
p.execute(blocker); |
1153 |
|
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1154 |
< |
for(int i = 0; i < 5; ++i){ |
1154 |
> |
for (int i = 0; i < tasks.length; i++) |
1155 |
|
tasks[i] = new TrackedNoOpRunnable(); |
1156 |
< |
} |
768 |
< |
TrackedLongRunnable mr = new TrackedLongRunnable(); |
769 |
< |
p.execute(mr); |
770 |
< |
for(int i = 0; i < 5; ++i){ |
1156 |
> |
for (int i = 0; i < tasks.length; i++) |
1157 |
|
p.execute(tasks[i]); |
1158 |
< |
} |
773 |
< |
for(int i = 1; i < 5; ++i) { |
1158 |
> |
for (int i = 1; i < tasks.length; i++) |
1159 |
|
assertTrue(tasks[i].done); |
1160 |
< |
} |
1161 |
< |
p.shutdownNow(); |
777 |
< |
} catch(RejectedExecutionException ex){ |
778 |
< |
unexpectedException(); |
779 |
< |
} finally { |
780 |
< |
joinPool(p); |
1160 |
> |
assertFalse(tasks[0].done); // waiting in queue |
1161 |
> |
done.countDown(); |
1162 |
|
} |
1163 |
|
} |
1164 |
|
|
1165 |
|
/** |
1166 |
< |
* executor using DiscardPolicy drops task if saturated. |
1166 |
> |
* executor using DiscardPolicy drops task if saturated. |
1167 |
|
*/ |
1168 |
|
public void testSaturatedExecute3() { |
1169 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1170 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1171 |
< |
try { |
1172 |
< |
|
1173 |
< |
TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1174 |
< |
for(int i = 0; i < 5; ++i){ |
1175 |
< |
tasks[i] = new TrackedNoOpRunnable(); |
1176 |
< |
} |
1177 |
< |
p.execute(new TrackedLongRunnable()); |
1178 |
< |
for(int i = 0; i < 5; ++i){ |
1179 |
< |
p.execute(tasks[i]); |
1180 |
< |
} |
1181 |
< |
for(int i = 0; i < 5; ++i){ |
1169 |
> |
final TrackedNoOpRunnable[] tasks = new TrackedNoOpRunnable[5]; |
1170 |
> |
for (int i = 0; i < tasks.length; ++i) |
1171 |
> |
tasks[i] = new TrackedNoOpRunnable(); |
1172 |
> |
final ThreadPoolExecutor p = |
1173 |
> |
new ThreadPoolExecutor(1, 1, |
1174 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1175 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1176 |
> |
new ThreadPoolExecutor.DiscardPolicy()); |
1177 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1178 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1179 |
> |
p.execute(awaiter(done)); |
1180 |
> |
|
1181 |
> |
for (TrackedNoOpRunnable task : tasks) |
1182 |
> |
p.execute(task); |
1183 |
> |
for (int i = 1; i < tasks.length; i++) |
1184 |
|
assertFalse(tasks[i].done); |
1185 |
< |
} |
803 |
< |
p.shutdownNow(); |
804 |
< |
} catch(RejectedExecutionException ex){ |
805 |
< |
unexpectedException(); |
806 |
< |
} finally { |
807 |
< |
joinPool(p); |
1185 |
> |
done.countDown(); |
1186 |
|
} |
1187 |
+ |
for (int i = 1; i < tasks.length; i++) |
1188 |
+ |
assertFalse(tasks[i].done); |
1189 |
+ |
assertTrue(tasks[0].done); // was waiting in queue |
1190 |
|
} |
1191 |
|
|
1192 |
|
/** |
1193 |
< |
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1193 |
> |
* executor using DiscardOldestPolicy drops oldest task if saturated. |
1194 |
|
*/ |
1195 |
|
public void testSaturatedExecute4() { |
1196 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1197 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1198 |
< |
try { |
1199 |
< |
p.execute(new TrackedLongRunnable()); |
1200 |
< |
TrackedLongRunnable r2 = new TrackedLongRunnable(); |
1196 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1197 |
> |
LatchAwaiter r1 = awaiter(done); |
1198 |
> |
LatchAwaiter r2 = awaiter(done); |
1199 |
> |
LatchAwaiter r3 = awaiter(done); |
1200 |
> |
final ThreadPoolExecutor p = |
1201 |
> |
new ThreadPoolExecutor(1, 1, |
1202 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1203 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1204 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1205 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1206 |
> |
assertEquals(LatchAwaiter.NEW, r1.state); |
1207 |
> |
assertEquals(LatchAwaiter.NEW, r2.state); |
1208 |
> |
assertEquals(LatchAwaiter.NEW, r3.state); |
1209 |
> |
p.execute(r1); |
1210 |
|
p.execute(r2); |
1211 |
|
assertTrue(p.getQueue().contains(r2)); |
822 |
– |
TrackedNoOpRunnable r3 = new TrackedNoOpRunnable(); |
1212 |
|
p.execute(r3); |
1213 |
|
assertFalse(p.getQueue().contains(r2)); |
1214 |
|
assertTrue(p.getQueue().contains(r3)); |
1215 |
< |
p.shutdownNow(); |
827 |
< |
} catch(RejectedExecutionException ex){ |
828 |
< |
unexpectedException(); |
829 |
< |
} finally { |
830 |
< |
joinPool(p); |
1215 |
> |
done.countDown(); |
1216 |
|
} |
1217 |
+ |
assertEquals(LatchAwaiter.DONE, r1.state); |
1218 |
+ |
assertEquals(LatchAwaiter.NEW, r2.state); |
1219 |
+ |
assertEquals(LatchAwaiter.DONE, r3.state); |
1220 |
|
} |
1221 |
|
|
1222 |
|
/** |
1223 |
< |
* execute throws RejectedExecutionException if shutdown |
1223 |
> |
* execute throws RejectedExecutionException if shutdown |
1224 |
|
*/ |
1225 |
|
public void testRejectedExecutionExceptionOnShutdown() { |
1226 |
< |
ThreadPoolExecutor tpe = |
1227 |
< |
new ThreadPoolExecutor(1,1,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(1)); |
1228 |
< |
tpe.shutdown(); |
1229 |
< |
try { |
1230 |
< |
tpe.execute(new NoOpRunnable()); |
1231 |
< |
shouldThrow(); |
1232 |
< |
} catch(RejectedExecutionException success){} |
1233 |
< |
|
1234 |
< |
joinPool(tpe); |
1226 |
> |
final ThreadPoolExecutor p = |
1227 |
> |
new ThreadPoolExecutor(1, 1, |
1228 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1229 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
1230 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1231 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1232 |
> |
try { |
1233 |
> |
p.execute(new NoOpRunnable()); |
1234 |
> |
shouldThrow(); |
1235 |
> |
} catch (RejectedExecutionException success) {} |
1236 |
> |
} |
1237 |
|
} |
1238 |
|
|
1239 |
|
/** |
1240 |
< |
* execute using CallerRunsPolicy drops task on shutdown |
1240 |
> |
* execute using CallerRunsPolicy drops task on shutdown |
1241 |
|
*/ |
1242 |
|
public void testCallerRunsOnShutdown() { |
1243 |
|
RejectedExecutionHandler h = new ThreadPoolExecutor.CallerRunsPolicy(); |
1244 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1244 |
> |
final ThreadPoolExecutor p = |
1245 |
> |
new ThreadPoolExecutor(1, 1, |
1246 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1247 |
> |
new ArrayBlockingQueue<Runnable>(1), h); |
1248 |
|
|
1249 |
< |
p.shutdown(); |
1250 |
< |
try { |
1249 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1250 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1251 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1252 |
< |
p.execute(r); |
1252 |
> |
p.execute(r); |
1253 |
|
assertFalse(r.done); |
861 |
– |
} catch(RejectedExecutionException success){ |
862 |
– |
unexpectedException(); |
863 |
– |
} finally { |
864 |
– |
joinPool(p); |
1254 |
|
} |
1255 |
|
} |
1256 |
|
|
1257 |
|
/** |
1258 |
< |
* execute using DiscardPolicy drops task on shutdown |
1258 |
> |
* execute using DiscardPolicy drops task on shutdown |
1259 |
|
*/ |
1260 |
|
public void testDiscardOnShutdown() { |
1261 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardPolicy(); |
1262 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1261 |
> |
final ThreadPoolExecutor p = |
1262 |
> |
new ThreadPoolExecutor(1, 1, |
1263 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1264 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1265 |
> |
new ThreadPoolExecutor.DiscardPolicy()); |
1266 |
|
|
1267 |
< |
p.shutdown(); |
1268 |
< |
try { |
1267 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1268 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1269 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1270 |
< |
p.execute(r); |
1270 |
> |
p.execute(r); |
1271 |
|
assertFalse(r.done); |
880 |
– |
} catch(RejectedExecutionException success){ |
881 |
– |
unexpectedException(); |
882 |
– |
} finally { |
883 |
– |
joinPool(p); |
1272 |
|
} |
1273 |
|
} |
1274 |
|
|
887 |
– |
|
1275 |
|
/** |
1276 |
< |
* execute using DiscardOldestPolicy drops task on shutdown |
1276 |
> |
* execute using DiscardOldestPolicy drops task on shutdown |
1277 |
|
*/ |
1278 |
|
public void testDiscardOldestOnShutdown() { |
1279 |
< |
RejectedExecutionHandler h = new ThreadPoolExecutor.DiscardOldestPolicy(); |
1280 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1), h); |
1279 |
> |
final ThreadPoolExecutor p = |
1280 |
> |
new ThreadPoolExecutor(1, 1, |
1281 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1282 |
> |
new ArrayBlockingQueue<Runnable>(1), |
1283 |
> |
new ThreadPoolExecutor.DiscardOldestPolicy()); |
1284 |
|
|
1285 |
< |
p.shutdown(); |
1286 |
< |
try { |
1285 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1286 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1287 |
|
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1288 |
< |
p.execute(r); |
1288 |
> |
p.execute(r); |
1289 |
|
assertFalse(r.done); |
900 |
– |
} catch(RejectedExecutionException success){ |
901 |
– |
unexpectedException(); |
902 |
– |
} finally { |
903 |
– |
joinPool(p); |
1290 |
|
} |
1291 |
|
} |
1292 |
|
|
907 |
– |
|
1293 |
|
/** |
1294 |
< |
* execute (null) throws NPE |
1294 |
> |
* execute(null) throws NPE |
1295 |
|
*/ |
1296 |
|
public void testExecuteNull() { |
1297 |
< |
ThreadPoolExecutor tpe = null; |
1298 |
< |
try { |
1299 |
< |
tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1300 |
< |
tpe.execute(null); |
1301 |
< |
shouldThrow(); |
1302 |
< |
} catch(NullPointerException success){} |
1303 |
< |
|
1304 |
< |
joinPool(tpe); |
1297 |
> |
final ThreadPoolExecutor p = |
1298 |
> |
new ThreadPoolExecutor(1, 2, |
1299 |
> |
1L, SECONDS, |
1300 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1301 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1302 |
> |
try { |
1303 |
> |
p.execute(null); |
1304 |
> |
shouldThrow(); |
1305 |
> |
} catch (NullPointerException success) {} |
1306 |
> |
} |
1307 |
|
} |
1308 |
< |
|
1308 |
> |
|
1309 |
|
/** |
1310 |
< |
* setCorePoolSize of negative value throws IllegalArgumentException |
1310 |
> |
* setCorePoolSize of negative value throws IllegalArgumentException |
1311 |
|
*/ |
1312 |
|
public void testCorePoolSizeIllegalArgumentException() { |
1313 |
< |
ThreadPoolExecutor tpe = null; |
1314 |
< |
try { |
1315 |
< |
tpe = new ThreadPoolExecutor(1,2,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1316 |
< |
} catch(Exception e){} |
1317 |
< |
try { |
1318 |
< |
tpe.setCorePoolSize(-1); |
1319 |
< |
shouldThrow(); |
1320 |
< |
} catch(IllegalArgumentException success){ |
1321 |
< |
} finally { |
1322 |
< |
tpe.shutdown(); |
1323 |
< |
} |
1324 |
< |
joinPool(tpe); |
1325 |
< |
} |
1326 |
< |
|
1327 |
< |
/** |
1328 |
< |
* setMaximumPoolSize(int) throws IllegalArgumentException if |
942 |
< |
* given a value less the core pool size |
943 |
< |
*/ |
1313 |
> |
final ThreadPoolExecutor p = |
1314 |
> |
new ThreadPoolExecutor(1, 2, |
1315 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1316 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1317 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1318 |
> |
try { |
1319 |
> |
p.setCorePoolSize(-1); |
1320 |
> |
shouldThrow(); |
1321 |
> |
} catch (IllegalArgumentException success) {} |
1322 |
> |
} |
1323 |
> |
} |
1324 |
> |
|
1325 |
> |
/** |
1326 |
> |
* setMaximumPoolSize(int) throws IllegalArgumentException if |
1327 |
> |
* given a value less the core pool size |
1328 |
> |
*/ |
1329 |
|
public void testMaximumPoolSizeIllegalArgumentException() { |
1330 |
< |
ThreadPoolExecutor tpe = null; |
1331 |
< |
try { |
1332 |
< |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1333 |
< |
} catch(Exception e){} |
1334 |
< |
try { |
1335 |
< |
tpe.setMaximumPoolSize(1); |
1336 |
< |
shouldThrow(); |
1337 |
< |
} catch(IllegalArgumentException success){ |
1338 |
< |
} finally { |
954 |
< |
tpe.shutdown(); |
1330 |
> |
final ThreadPoolExecutor p = |
1331 |
> |
new ThreadPoolExecutor(2, 3, |
1332 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1333 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1334 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1335 |
> |
try { |
1336 |
> |
p.setMaximumPoolSize(1); |
1337 |
> |
shouldThrow(); |
1338 |
> |
} catch (IllegalArgumentException success) {} |
1339 |
|
} |
956 |
– |
joinPool(tpe); |
1340 |
|
} |
1341 |
< |
|
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 = null; |
1348 |
< |
try { |
1349 |
< |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1350 |
< |
} catch(Exception e){} |
1351 |
< |
try { |
1352 |
< |
tpe.setMaximumPoolSize(-1); |
1353 |
< |
shouldThrow(); |
1354 |
< |
} catch(IllegalArgumentException success){ |
1355 |
< |
} finally { |
973 |
< |
tpe.shutdown(); |
1347 |
> |
final ThreadPoolExecutor p = |
1348 |
> |
new ThreadPoolExecutor(2, 3, |
1349 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1350 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1351 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1352 |
> |
try { |
1353 |
> |
p.setMaximumPoolSize(-1); |
1354 |
> |
shouldThrow(); |
1355 |
> |
} catch (IllegalArgumentException success) {} |
1356 |
|
} |
975 |
– |
joinPool(tpe); |
1357 |
|
} |
977 |
– |
|
1358 |
|
|
1359 |
|
/** |
1360 |
< |
* setKeepAliveTime throws IllegalArgumentException |
1361 |
< |
* when given a negative value |
1360 |
> |
* Configuration changes that allow core pool size greater than |
1361 |
> |
* max pool size result in IllegalArgumentException. |
1362 |
> |
*/ |
1363 |
> |
public void testPoolSizeInvariants() { |
1364 |
> |
final ThreadPoolExecutor p = |
1365 |
> |
new ThreadPoolExecutor(1, 1, |
1366 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1367 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1368 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1369 |
> |
for (int s = 1; s < 5; s++) { |
1370 |
> |
p.setMaximumPoolSize(s); |
1371 |
> |
p.setCorePoolSize(s); |
1372 |
> |
try { |
1373 |
> |
p.setMaximumPoolSize(s - 1); |
1374 |
> |
shouldThrow(); |
1375 |
> |
} catch (IllegalArgumentException success) {} |
1376 |
> |
assertEquals(s, p.getCorePoolSize()); |
1377 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1378 |
> |
try { |
1379 |
> |
p.setCorePoolSize(s + 1); |
1380 |
> |
shouldThrow(); |
1381 |
> |
} catch (IllegalArgumentException success) {} |
1382 |
> |
assertEquals(s, p.getCorePoolSize()); |
1383 |
> |
assertEquals(s, p.getMaximumPoolSize()); |
1384 |
> |
} |
1385 |
> |
} |
1386 |
> |
} |
1387 |
> |
|
1388 |
> |
/** |
1389 |
> |
* setKeepAliveTime throws IllegalArgumentException |
1390 |
> |
* when given a negative value |
1391 |
|
*/ |
1392 |
|
public void testKeepAliveTimeIllegalArgumentException() { |
1393 |
< |
ThreadPoolExecutor tpe = null; |
1394 |
< |
try { |
1395 |
< |
tpe = new ThreadPoolExecutor(2,3,LONG_DELAY_MS, TimeUnit.MILLISECONDS,new ArrayBlockingQueue<Runnable>(10)); |
1396 |
< |
} catch(Exception e){} |
1397 |
< |
|
1398 |
< |
try { |
1399 |
< |
tpe.setKeepAliveTime(-1,TimeUnit.MILLISECONDS); |
1400 |
< |
shouldThrow(); |
1401 |
< |
} catch(IllegalArgumentException success){ |
993 |
< |
} finally { |
994 |
< |
tpe.shutdown(); |
1393 |
> |
final ThreadPoolExecutor p = |
1394 |
> |
new ThreadPoolExecutor(2, 3, |
1395 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1396 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1397 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1398 |
> |
try { |
1399 |
> |
p.setKeepAliveTime(-1, MILLISECONDS); |
1400 |
> |
shouldThrow(); |
1401 |
> |
} catch (IllegalArgumentException success) {} |
1402 |
|
} |
996 |
– |
joinPool(tpe); |
1403 |
|
} |
1404 |
|
|
1405 |
|
/** |
1406 |
|
* terminated() is called on termination |
1407 |
|
*/ |
1408 |
|
public void testTerminated() { |
1409 |
< |
ExtendedTPE tpe = new ExtendedTPE(); |
1410 |
< |
tpe.shutdown(); |
1411 |
< |
assertTrue(tpe.terminatedCalled); |
1412 |
< |
joinPool(tpe); |
1409 |
> |
ExtendedTPE p = new ExtendedTPE(); |
1410 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1411 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
1412 |
> |
assertTrue(p.terminatedCalled()); |
1413 |
> |
assertTrue(p.isShutdown()); |
1414 |
> |
} |
1415 |
|
} |
1416 |
|
|
1417 |
|
/** |
1418 |
|
* beforeExecute and afterExecute are called when executing task |
1419 |
|
*/ |
1420 |
< |
public void testBeforeAfter() { |
1421 |
< |
ExtendedTPE tpe = new ExtendedTPE(); |
1422 |
< |
try { |
1423 |
< |
TrackedNoOpRunnable r = new TrackedNoOpRunnable(); |
1424 |
< |
tpe.execute(r); |
1425 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1426 |
< |
assertTrue(r.done); |
1427 |
< |
assertTrue(tpe.beforeCalled); |
1428 |
< |
assertTrue(tpe.afterCalled); |
1429 |
< |
tpe.shutdown(); |
1430 |
< |
} |
1431 |
< |
catch(Exception ex) { |
1024 |
< |
unexpectedException(); |
1025 |
< |
} finally { |
1026 |
< |
joinPool(tpe); |
1420 |
> |
public void testBeforeAfter() throws InterruptedException { |
1421 |
> |
ExtendedTPE p = new ExtendedTPE(); |
1422 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1423 |
> |
final CountDownLatch done = new CountDownLatch(1); |
1424 |
> |
p.execute(new CheckedRunnable() { |
1425 |
> |
public void realRun() { |
1426 |
> |
done.countDown(); |
1427 |
> |
}}); |
1428 |
> |
await(p.afterCalled); |
1429 |
> |
assertEquals(0, done.getCount()); |
1430 |
> |
assertTrue(p.afterCalled()); |
1431 |
> |
assertTrue(p.beforeCalled()); |
1432 |
|
} |
1433 |
|
} |
1434 |
|
|
1435 |
|
/** |
1436 |
|
* completed submit of callable returns result |
1437 |
|
*/ |
1438 |
< |
public void testSubmitCallable() { |
1439 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1440 |
< |
try { |
1438 |
> |
public void testSubmitCallable() throws Exception { |
1439 |
> |
final ExecutorService e = |
1440 |
> |
new ThreadPoolExecutor(2, 2, |
1441 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1442 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1443 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1444 |
|
Future<String> future = e.submit(new StringTask()); |
1445 |
|
String result = future.get(); |
1446 |
|
assertSame(TEST_STRING, result); |
1447 |
|
} |
1040 |
– |
catch (ExecutionException ex) { |
1041 |
– |
unexpectedException(); |
1042 |
– |
} |
1043 |
– |
catch (InterruptedException ex) { |
1044 |
– |
unexpectedException(); |
1045 |
– |
} finally { |
1046 |
– |
joinPool(e); |
1047 |
– |
} |
1448 |
|
} |
1449 |
|
|
1450 |
|
/** |
1451 |
|
* completed submit of runnable returns successfully |
1452 |
|
*/ |
1453 |
< |
public void testSubmitRunnable() { |
1454 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1455 |
< |
try { |
1453 |
> |
public void testSubmitRunnable() throws Exception { |
1454 |
> |
final ExecutorService e = |
1455 |
> |
new ThreadPoolExecutor(2, 2, |
1456 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1457 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1458 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1459 |
|
Future<?> future = e.submit(new NoOpRunnable()); |
1460 |
|
future.get(); |
1461 |
|
assertTrue(future.isDone()); |
1462 |
|
} |
1060 |
– |
catch (ExecutionException ex) { |
1061 |
– |
unexpectedException(); |
1062 |
– |
} |
1063 |
– |
catch (InterruptedException ex) { |
1064 |
– |
unexpectedException(); |
1065 |
– |
} finally { |
1066 |
– |
joinPool(e); |
1067 |
– |
} |
1463 |
|
} |
1464 |
|
|
1465 |
|
/** |
1466 |
|
* completed submit of (runnable, result) returns result |
1467 |
|
*/ |
1468 |
< |
public void testSubmitRunnable2() { |
1469 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1470 |
< |
try { |
1468 |
> |
public void testSubmitRunnable2() throws Exception { |
1469 |
> |
final ExecutorService e = |
1470 |
> |
new ThreadPoolExecutor(2, 2, |
1471 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1472 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1473 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1474 |
|
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
1475 |
|
String result = future.get(); |
1476 |
|
assertSame(TEST_STRING, result); |
1477 |
|
} |
1080 |
– |
catch (ExecutionException ex) { |
1081 |
– |
unexpectedException(); |
1082 |
– |
} |
1083 |
– |
catch (InterruptedException ex) { |
1084 |
– |
unexpectedException(); |
1085 |
– |
} finally { |
1086 |
– |
joinPool(e); |
1087 |
– |
} |
1478 |
|
} |
1479 |
|
|
1090 |
– |
|
1091 |
– |
|
1092 |
– |
|
1093 |
– |
|
1480 |
|
/** |
1481 |
|
* invokeAny(null) throws NPE |
1482 |
|
*/ |
1483 |
< |
public void testInvokeAny1() { |
1484 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1485 |
< |
try { |
1486 |
< |
e.invokeAny(null); |
1487 |
< |
} catch (NullPointerException success) { |
1488 |
< |
} catch(Exception ex) { |
1489 |
< |
unexpectedException(); |
1490 |
< |
} finally { |
1491 |
< |
joinPool(e); |
1483 |
> |
public void testInvokeAny1() throws Exception { |
1484 |
> |
final ExecutorService e = |
1485 |
> |
new ThreadPoolExecutor(2, 2, |
1486 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1487 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1488 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1489 |
> |
try { |
1490 |
> |
e.invokeAny(null); |
1491 |
> |
shouldThrow(); |
1492 |
> |
} catch (NullPointerException success) {} |
1493 |
|
} |
1494 |
|
} |
1495 |
|
|
1496 |
|
/** |
1497 |
|
* invokeAny(empty collection) throws IAE |
1498 |
|
*/ |
1499 |
< |
public void testInvokeAny2() { |
1500 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1501 |
< |
try { |
1502 |
< |
e.invokeAny(new ArrayList<Callable<String>>()); |
1503 |
< |
} catch (IllegalArgumentException success) { |
1504 |
< |
} catch(Exception ex) { |
1505 |
< |
unexpectedException(); |
1506 |
< |
} finally { |
1507 |
< |
joinPool(e); |
1499 |
> |
public void testInvokeAny2() throws Exception { |
1500 |
> |
final ExecutorService e = |
1501 |
> |
new ThreadPoolExecutor(2, 2, |
1502 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1503 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1504 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1505 |
> |
try { |
1506 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
1507 |
> |
shouldThrow(); |
1508 |
> |
} catch (IllegalArgumentException success) {} |
1509 |
|
} |
1510 |
|
} |
1511 |
|
|
1512 |
|
/** |
1513 |
|
* invokeAny(c) throws NPE if c has null elements |
1514 |
|
*/ |
1515 |
< |
public void testInvokeAny3() { |
1516 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1517 |
< |
try { |
1518 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1519 |
< |
l.add(new StringTask()); |
1515 |
> |
public void testInvokeAny3() throws Exception { |
1516 |
> |
final CountDownLatch latch = new CountDownLatch(1); |
1517 |
> |
final ExecutorService e = |
1518 |
> |
new ThreadPoolExecutor(2, 2, |
1519 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1520 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1521 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1522 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1523 |
> |
l.add(latchAwaitingStringTask(latch)); |
1524 |
|
l.add(null); |
1525 |
< |
e.invokeAny(l); |
1526 |
< |
} catch (NullPointerException success) { |
1527 |
< |
} catch(Exception ex) { |
1528 |
< |
unexpectedException(); |
1529 |
< |
} finally { |
1138 |
< |
joinPool(e); |
1525 |
> |
try { |
1526 |
> |
e.invokeAny(l); |
1527 |
> |
shouldThrow(); |
1528 |
> |
} catch (NullPointerException success) {} |
1529 |
> |
latch.countDown(); |
1530 |
|
} |
1531 |
|
} |
1532 |
|
|
1533 |
|
/** |
1534 |
|
* invokeAny(c) throws ExecutionException if no task completes |
1535 |
|
*/ |
1536 |
< |
public void testInvokeAny4() { |
1537 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1538 |
< |
try { |
1539 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1536 |
> |
public void testInvokeAny4() throws Exception { |
1537 |
> |
final ExecutorService e = |
1538 |
> |
new ThreadPoolExecutor(2, 2, |
1539 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1540 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1541 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1542 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1543 |
|
l.add(new NPETask()); |
1544 |
< |
e.invokeAny(l); |
1545 |
< |
} catch (ExecutionException success) { |
1546 |
< |
} catch(Exception ex) { |
1547 |
< |
unexpectedException(); |
1548 |
< |
} finally { |
1549 |
< |
joinPool(e); |
1544 |
> |
try { |
1545 |
> |
e.invokeAny(l); |
1546 |
> |
shouldThrow(); |
1547 |
> |
} catch (ExecutionException success) { |
1548 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1549 |
> |
} |
1550 |
|
} |
1551 |
|
} |
1552 |
|
|
1553 |
|
/** |
1554 |
|
* invokeAny(c) returns result of some task |
1555 |
|
*/ |
1556 |
< |
public void testInvokeAny5() { |
1557 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1558 |
< |
try { |
1559 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1556 |
> |
public void testInvokeAny5() throws Exception { |
1557 |
> |
final ExecutorService e = |
1558 |
> |
new ThreadPoolExecutor(2, 2, |
1559 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1560 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1561 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1562 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1563 |
|
l.add(new StringTask()); |
1564 |
|
l.add(new StringTask()); |
1565 |
|
String result = e.invokeAny(l); |
1566 |
|
assertSame(TEST_STRING, result); |
1170 |
– |
} catch (ExecutionException success) { |
1171 |
– |
} catch(Exception ex) { |
1172 |
– |
unexpectedException(); |
1173 |
– |
} finally { |
1174 |
– |
joinPool(e); |
1567 |
|
} |
1568 |
|
} |
1569 |
|
|
1570 |
|
/** |
1571 |
|
* invokeAll(null) throws NPE |
1572 |
|
*/ |
1573 |
< |
public void testInvokeAll1() { |
1574 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1575 |
< |
try { |
1576 |
< |
e.invokeAll(null); |
1577 |
< |
} catch (NullPointerException success) { |
1578 |
< |
} catch(Exception ex) { |
1579 |
< |
unexpectedException(); |
1580 |
< |
} finally { |
1581 |
< |
joinPool(e); |
1573 |
> |
public void testInvokeAll1() throws Exception { |
1574 |
> |
final ExecutorService e = |
1575 |
> |
new ThreadPoolExecutor(2, 2, |
1576 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1577 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1578 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1579 |
> |
try { |
1580 |
> |
e.invokeAll(null); |
1581 |
> |
shouldThrow(); |
1582 |
> |
} catch (NullPointerException success) {} |
1583 |
|
} |
1584 |
|
} |
1585 |
|
|
1586 |
|
/** |
1587 |
|
* invokeAll(empty collection) returns empty collection |
1588 |
|
*/ |
1589 |
< |
public void testInvokeAll2() { |
1590 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1591 |
< |
try { |
1589 |
> |
public void testInvokeAll2() throws InterruptedException { |
1590 |
> |
final ExecutorService e = |
1591 |
> |
new ThreadPoolExecutor(2, 2, |
1592 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1593 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1594 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1595 |
|
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
1596 |
|
assertTrue(r.isEmpty()); |
1201 |
– |
} catch(Exception ex) { |
1202 |
– |
unexpectedException(); |
1203 |
– |
} finally { |
1204 |
– |
joinPool(e); |
1597 |
|
} |
1598 |
|
} |
1599 |
|
|
1600 |
|
/** |
1601 |
|
* invokeAll(c) throws NPE if c has null elements |
1602 |
|
*/ |
1603 |
< |
public void testInvokeAll3() { |
1604 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1605 |
< |
try { |
1606 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1603 |
> |
public void testInvokeAll3() throws Exception { |
1604 |
> |
final ExecutorService e = |
1605 |
> |
new ThreadPoolExecutor(2, 2, |
1606 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1607 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1608 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1609 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1610 |
|
l.add(new StringTask()); |
1611 |
|
l.add(null); |
1612 |
< |
e.invokeAll(l); |
1613 |
< |
} catch (NullPointerException success) { |
1614 |
< |
} catch(Exception ex) { |
1615 |
< |
unexpectedException(); |
1221 |
< |
} finally { |
1222 |
< |
joinPool(e); |
1612 |
> |
try { |
1613 |
> |
e.invokeAll(l); |
1614 |
> |
shouldThrow(); |
1615 |
> |
} catch (NullPointerException success) {} |
1616 |
|
} |
1617 |
|
} |
1618 |
|
|
1619 |
|
/** |
1620 |
|
* get of element of invokeAll(c) throws exception on failed task |
1621 |
|
*/ |
1622 |
< |
public void testInvokeAll4() { |
1623 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1624 |
< |
try { |
1625 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1622 |
> |
public void testInvokeAll4() throws Exception { |
1623 |
> |
final ExecutorService e = |
1624 |
> |
new ThreadPoolExecutor(2, 2, |
1625 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1626 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1627 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1628 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1629 |
|
l.add(new NPETask()); |
1630 |
< |
List<Future<String>> result = e.invokeAll(l); |
1631 |
< |
assertEquals(1, result.size()); |
1632 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1633 |
< |
it.next().get(); |
1634 |
< |
} catch(ExecutionException success) { |
1635 |
< |
} catch(Exception ex) { |
1636 |
< |
unexpectedException(); |
1637 |
< |
} finally { |
1242 |
< |
joinPool(e); |
1630 |
> |
List<Future<String>> futures = e.invokeAll(l); |
1631 |
> |
assertEquals(1, futures.size()); |
1632 |
> |
try { |
1633 |
> |
futures.get(0).get(); |
1634 |
> |
shouldThrow(); |
1635 |
> |
} catch (ExecutionException success) { |
1636 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1637 |
> |
} |
1638 |
|
} |
1639 |
|
} |
1640 |
|
|
1641 |
|
/** |
1642 |
|
* invokeAll(c) returns results of all completed tasks |
1643 |
|
*/ |
1644 |
< |
public void testInvokeAll5() { |
1645 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1646 |
< |
try { |
1647 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1644 |
> |
public void testInvokeAll5() throws Exception { |
1645 |
> |
final ExecutorService e = |
1646 |
> |
new ThreadPoolExecutor(2, 2, |
1647 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1648 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1649 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1650 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1651 |
|
l.add(new StringTask()); |
1652 |
|
l.add(new StringTask()); |
1653 |
< |
List<Future<String>> result = e.invokeAll(l); |
1654 |
< |
assertEquals(2, result.size()); |
1655 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1656 |
< |
assertSame(TEST_STRING, it.next().get()); |
1259 |
< |
} catch (ExecutionException success) { |
1260 |
< |
} catch(Exception ex) { |
1261 |
< |
unexpectedException(); |
1262 |
< |
} finally { |
1263 |
< |
joinPool(e); |
1653 |
> |
List<Future<String>> futures = e.invokeAll(l); |
1654 |
> |
assertEquals(2, futures.size()); |
1655 |
> |
for (Future<String> future : futures) |
1656 |
> |
assertSame(TEST_STRING, future.get()); |
1657 |
|
} |
1658 |
|
} |
1659 |
|
|
1267 |
– |
|
1268 |
– |
|
1660 |
|
/** |
1661 |
|
* timed invokeAny(null) throws NPE |
1662 |
|
*/ |
1663 |
< |
public void testTimedInvokeAny1() { |
1664 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1665 |
< |
try { |
1666 |
< |
e.invokeAny(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1667 |
< |
} catch (NullPointerException success) { |
1668 |
< |
} catch(Exception ex) { |
1669 |
< |
unexpectedException(); |
1670 |
< |
} finally { |
1671 |
< |
joinPool(e); |
1663 |
> |
public void testTimedInvokeAny1() throws Exception { |
1664 |
> |
final ExecutorService e = |
1665 |
> |
new ThreadPoolExecutor(2, 2, |
1666 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1667 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1668 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1669 |
> |
try { |
1670 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1671 |
> |
shouldThrow(); |
1672 |
> |
} catch (NullPointerException success) {} |
1673 |
|
} |
1674 |
|
} |
1675 |
|
|
1676 |
|
/** |
1677 |
|
* timed invokeAny(,,null) throws NPE |
1678 |
|
*/ |
1679 |
< |
public void testTimedInvokeAnyNullTimeUnit() { |
1680 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1681 |
< |
try { |
1682 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1679 |
> |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
1680 |
> |
final ExecutorService e = |
1681 |
> |
new ThreadPoolExecutor(2, 2, |
1682 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1683 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1684 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1685 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1686 |
|
l.add(new StringTask()); |
1687 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1688 |
< |
} catch (NullPointerException success) { |
1689 |
< |
} catch(Exception ex) { |
1690 |
< |
unexpectedException(); |
1296 |
< |
} finally { |
1297 |
< |
joinPool(e); |
1687 |
> |
try { |
1688 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
1689 |
> |
shouldThrow(); |
1690 |
> |
} catch (NullPointerException success) {} |
1691 |
|
} |
1692 |
|
} |
1693 |
|
|
1694 |
|
/** |
1695 |
|
* timed invokeAny(empty collection) throws IAE |
1696 |
|
*/ |
1697 |
< |
public void testTimedInvokeAny2() { |
1698 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1699 |
< |
try { |
1700 |
< |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1701 |
< |
} catch (IllegalArgumentException success) { |
1702 |
< |
} catch(Exception ex) { |
1703 |
< |
unexpectedException(); |
1704 |
< |
} finally { |
1705 |
< |
joinPool(e); |
1697 |
> |
public void testTimedInvokeAny2() throws Exception { |
1698 |
> |
final ExecutorService e = |
1699 |
> |
new ThreadPoolExecutor(2, 2, |
1700 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1701 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1702 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1703 |
> |
try { |
1704 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), |
1705 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
1706 |
> |
shouldThrow(); |
1707 |
> |
} catch (IllegalArgumentException success) {} |
1708 |
|
} |
1709 |
|
} |
1710 |
|
|
1711 |
|
/** |
1712 |
|
* timed invokeAny(c) throws NPE if c has null elements |
1713 |
|
*/ |
1714 |
< |
public void testTimedInvokeAny3() { |
1715 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1716 |
< |
try { |
1717 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1718 |
< |
l.add(new StringTask()); |
1714 |
> |
public void testTimedInvokeAny3() throws Exception { |
1715 |
> |
final CountDownLatch latch = new CountDownLatch(1); |
1716 |
> |
final ExecutorService e = |
1717 |
> |
new ThreadPoolExecutor(2, 2, |
1718 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1719 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1720 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1721 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1722 |
> |
l.add(latchAwaitingStringTask(latch)); |
1723 |
|
l.add(null); |
1724 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1725 |
< |
} catch (NullPointerException success) { |
1726 |
< |
} catch(Exception ex) { |
1727 |
< |
ex.printStackTrace(); |
1728 |
< |
unexpectedException(); |
1330 |
< |
} finally { |
1331 |
< |
joinPool(e); |
1724 |
> |
try { |
1725 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1726 |
> |
shouldThrow(); |
1727 |
> |
} catch (NullPointerException success) {} |
1728 |
> |
latch.countDown(); |
1729 |
|
} |
1730 |
|
} |
1731 |
|
|
1732 |
|
/** |
1733 |
|
* timed invokeAny(c) throws ExecutionException if no task completes |
1734 |
|
*/ |
1735 |
< |
public void testTimedInvokeAny4() { |
1736 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1737 |
< |
try { |
1738 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1735 |
> |
public void testTimedInvokeAny4() throws Exception { |
1736 |
> |
final ExecutorService e = |
1737 |
> |
new ThreadPoolExecutor(2, 2, |
1738 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1739 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1740 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1741 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1742 |
|
l.add(new NPETask()); |
1743 |
< |
e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1744 |
< |
} catch(ExecutionException success) { |
1745 |
< |
} catch(Exception ex) { |
1746 |
< |
unexpectedException(); |
1747 |
< |
} finally { |
1748 |
< |
joinPool(e); |
1743 |
> |
try { |
1744 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1745 |
> |
shouldThrow(); |
1746 |
> |
} catch (ExecutionException success) { |
1747 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1748 |
> |
} |
1749 |
|
} |
1750 |
|
} |
1751 |
|
|
1752 |
|
/** |
1753 |
|
* timed invokeAny(c) returns result of some task |
1754 |
|
*/ |
1755 |
< |
public void testTimedInvokeAny5() { |
1756 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1757 |
< |
try { |
1758 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1755 |
> |
public void testTimedInvokeAny5() throws Exception { |
1756 |
> |
final ExecutorService e = |
1757 |
> |
new ThreadPoolExecutor(2, 2, |
1758 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1759 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1760 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1761 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1762 |
|
l.add(new StringTask()); |
1763 |
|
l.add(new StringTask()); |
1764 |
< |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1764 |
> |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1765 |
|
assertSame(TEST_STRING, result); |
1363 |
– |
} catch (ExecutionException success) { |
1364 |
– |
} catch(Exception ex) { |
1365 |
– |
unexpectedException(); |
1366 |
– |
} finally { |
1367 |
– |
joinPool(e); |
1766 |
|
} |
1767 |
|
} |
1768 |
|
|
1769 |
|
/** |
1770 |
|
* timed invokeAll(null) throws NPE |
1771 |
|
*/ |
1772 |
< |
public void testTimedInvokeAll1() { |
1773 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1774 |
< |
try { |
1775 |
< |
e.invokeAll(null, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1776 |
< |
} catch (NullPointerException success) { |
1777 |
< |
} catch(Exception ex) { |
1778 |
< |
unexpectedException(); |
1779 |
< |
} finally { |
1780 |
< |
joinPool(e); |
1772 |
> |
public void testTimedInvokeAll1() throws Exception { |
1773 |
> |
final ExecutorService e = |
1774 |
> |
new ThreadPoolExecutor(2, 2, |
1775 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1776 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1777 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1778 |
> |
try { |
1779 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1780 |
> |
shouldThrow(); |
1781 |
> |
} catch (NullPointerException success) {} |
1782 |
|
} |
1783 |
|
} |
1784 |
|
|
1785 |
|
/** |
1786 |
|
* timed invokeAll(,,null) throws NPE |
1787 |
|
*/ |
1788 |
< |
public void testTimedInvokeAllNullTimeUnit() { |
1789 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1790 |
< |
try { |
1791 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1788 |
> |
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1789 |
> |
final ExecutorService e = |
1790 |
> |
new ThreadPoolExecutor(2, 2, |
1791 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1792 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1793 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1794 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1795 |
|
l.add(new StringTask()); |
1796 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1797 |
< |
} catch (NullPointerException success) { |
1798 |
< |
} catch(Exception ex) { |
1799 |
< |
unexpectedException(); |
1398 |
< |
} finally { |
1399 |
< |
joinPool(e); |
1796 |
> |
try { |
1797 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1798 |
> |
shouldThrow(); |
1799 |
> |
} catch (NullPointerException success) {} |
1800 |
|
} |
1801 |
|
} |
1802 |
|
|
1803 |
|
/** |
1804 |
|
* timed invokeAll(empty collection) returns empty collection |
1805 |
|
*/ |
1806 |
< |
public void testTimedInvokeAll2() { |
1807 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1808 |
< |
try { |
1809 |
< |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1806 |
> |
public void testTimedInvokeAll2() throws InterruptedException { |
1807 |
> |
final ExecutorService e = |
1808 |
> |
new ThreadPoolExecutor(2, 2, |
1809 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1810 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1811 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1812 |
> |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), |
1813 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
1814 |
|
assertTrue(r.isEmpty()); |
1411 |
– |
} catch(Exception ex) { |
1412 |
– |
unexpectedException(); |
1413 |
– |
} finally { |
1414 |
– |
joinPool(e); |
1815 |
|
} |
1816 |
|
} |
1817 |
|
|
1818 |
|
/** |
1819 |
|
* timed invokeAll(c) throws NPE if c has null elements |
1820 |
|
*/ |
1821 |
< |
public void testTimedInvokeAll3() { |
1822 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1823 |
< |
try { |
1824 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1821 |
> |
public void testTimedInvokeAll3() throws Exception { |
1822 |
> |
final ExecutorService e = |
1823 |
> |
new ThreadPoolExecutor(2, 2, |
1824 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1825 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1826 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1827 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1828 |
|
l.add(new StringTask()); |
1829 |
|
l.add(null); |
1830 |
< |
e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1831 |
< |
} catch (NullPointerException success) { |
1832 |
< |
} catch(Exception ex) { |
1833 |
< |
unexpectedException(); |
1431 |
< |
} finally { |
1432 |
< |
joinPool(e); |
1830 |
> |
try { |
1831 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1832 |
> |
shouldThrow(); |
1833 |
> |
} catch (NullPointerException success) {} |
1834 |
|
} |
1835 |
|
} |
1836 |
|
|
1837 |
|
/** |
1838 |
|
* get of element of invokeAll(c) throws exception on failed task |
1839 |
|
*/ |
1840 |
< |
public void testTimedInvokeAll4() { |
1841 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1842 |
< |
try { |
1843 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1840 |
> |
public void testTimedInvokeAll4() throws Exception { |
1841 |
> |
final ExecutorService e = |
1842 |
> |
new ThreadPoolExecutor(2, 2, |
1843 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1844 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1845 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1846 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1847 |
|
l.add(new NPETask()); |
1848 |
< |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1849 |
< |
assertEquals(1, result.size()); |
1850 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1851 |
< |
it.next().get(); |
1852 |
< |
} catch(ExecutionException success) { |
1853 |
< |
} catch(Exception ex) { |
1854 |
< |
unexpectedException(); |
1855 |
< |
} finally { |
1856 |
< |
joinPool(e); |
1848 |
> |
List<Future<String>> futures = |
1849 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1850 |
> |
assertEquals(1, futures.size()); |
1851 |
> |
try { |
1852 |
> |
futures.get(0).get(); |
1853 |
> |
shouldThrow(); |
1854 |
> |
} catch (ExecutionException success) { |
1855 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1856 |
> |
} |
1857 |
|
} |
1858 |
|
} |
1859 |
|
|
1860 |
|
/** |
1861 |
|
* timed invokeAll(c) returns results of all completed tasks |
1862 |
|
*/ |
1863 |
< |
public void testTimedInvokeAll5() { |
1864 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1865 |
< |
try { |
1866 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1863 |
> |
public void testTimedInvokeAll5() throws Exception { |
1864 |
> |
final ExecutorService e = |
1865 |
> |
new ThreadPoolExecutor(2, 2, |
1866 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1867 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1868 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1869 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1870 |
|
l.add(new StringTask()); |
1871 |
|
l.add(new StringTask()); |
1872 |
< |
List<Future<String>> result = e.invokeAll(l, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS); |
1873 |
< |
assertEquals(2, result.size()); |
1874 |
< |
for (Iterator<Future<String>> it = result.iterator(); it.hasNext();) |
1875 |
< |
assertSame(TEST_STRING, it.next().get()); |
1876 |
< |
} catch (ExecutionException success) { |
1470 |
< |
} catch(Exception ex) { |
1471 |
< |
unexpectedException(); |
1472 |
< |
} finally { |
1473 |
< |
joinPool(e); |
1872 |
> |
List<Future<String>> futures = |
1873 |
> |
e.invokeAll(l, LONG_DELAY_MS, MILLISECONDS); |
1874 |
> |
assertEquals(2, futures.size()); |
1875 |
> |
for (Future<String> future : futures) |
1876 |
> |
assertSame(TEST_STRING, future.get()); |
1877 |
|
} |
1878 |
|
} |
1879 |
|
|
1880 |
|
/** |
1881 |
|
* timed invokeAll(c) cancels tasks not completed by timeout |
1882 |
|
*/ |
1883 |
< |
public void testTimedInvokeAll6() { |
1884 |
< |
ExecutorService e = new ThreadPoolExecutor(2, 2, LONG_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
1885 |
< |
try { |
1886 |
< |
ArrayList<Callable<String>> l = new ArrayList<Callable<String>>(); |
1887 |
< |
l.add(new StringTask()); |
1888 |
< |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1889 |
< |
List<Future<String>> result = e.invokeAll(l, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
1890 |
< |
assertEquals(2, result.size()); |
1891 |
< |
Iterator<Future<String>> it = result.iterator(); |
1892 |
< |
Future<String> f1 = it.next(); |
1893 |
< |
Future<String> f2 = it.next(); |
1894 |
< |
assertTrue(f1.isDone()); |
1895 |
< |
assertFalse(f1.isCancelled()); |
1896 |
< |
assertTrue(f2.isDone()); |
1897 |
< |
assertTrue(f2.isCancelled()); |
1898 |
< |
} catch(Exception ex) { |
1899 |
< |
unexpectedException(); |
1900 |
< |
} finally { |
1901 |
< |
joinPool(e); |
1883 |
> |
public void testTimedInvokeAll6() throws Exception { |
1884 |
> |
final ExecutorService e = |
1885 |
> |
new ThreadPoolExecutor(2, 2, |
1886 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1887 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1888 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1889 |
> |
for (long timeout = timeoutMillis();;) { |
1890 |
> |
List<Callable<String>> tasks = new ArrayList<>(); |
1891 |
> |
tasks.add(new StringTask("0")); |
1892 |
> |
tasks.add(Executors.callable(new LongPossiblyInterruptedRunnable(), TEST_STRING)); |
1893 |
> |
tasks.add(new StringTask("2")); |
1894 |
> |
long startTime = System.nanoTime(); |
1895 |
> |
List<Future<String>> futures = |
1896 |
> |
e.invokeAll(tasks, timeout, MILLISECONDS); |
1897 |
> |
assertEquals(tasks.size(), futures.size()); |
1898 |
> |
assertTrue(millisElapsedSince(startTime) >= timeout); |
1899 |
> |
for (Future future : futures) |
1900 |
> |
assertTrue(future.isDone()); |
1901 |
> |
assertTrue(futures.get(1).isCancelled()); |
1902 |
> |
try { |
1903 |
> |
assertEquals("0", futures.get(0).get()); |
1904 |
> |
assertEquals("2", futures.get(2).get()); |
1905 |
> |
break; |
1906 |
> |
} catch (CancellationException retryWithLongerTimeout) { |
1907 |
> |
timeout *= 2; |
1908 |
> |
if (timeout >= LONG_DELAY_MS / 2) |
1909 |
> |
fail("expected exactly one task to be cancelled"); |
1910 |
> |
} |
1911 |
> |
} |
1912 |
> |
} |
1913 |
> |
} |
1914 |
> |
|
1915 |
> |
/** |
1916 |
> |
* Execution continues if there is at least one thread even if |
1917 |
> |
* thread factory fails to create more |
1918 |
> |
*/ |
1919 |
> |
public void testFailingThreadFactory() throws InterruptedException { |
1920 |
> |
final ExecutorService e = |
1921 |
> |
new ThreadPoolExecutor(100, 100, |
1922 |
> |
LONG_DELAY_MS, MILLISECONDS, |
1923 |
> |
new LinkedBlockingQueue<Runnable>(), |
1924 |
> |
new FailingThreadFactory()); |
1925 |
> |
try (PoolCleaner cleaner = cleaner(e)) { |
1926 |
> |
final int TASKS = 100; |
1927 |
> |
final CountDownLatch done = new CountDownLatch(TASKS); |
1928 |
> |
for (int k = 0; k < TASKS; ++k) |
1929 |
> |
e.execute(new CheckedRunnable() { |
1930 |
> |
public void realRun() { |
1931 |
> |
done.countDown(); |
1932 |
> |
}}); |
1933 |
> |
assertTrue(done.await(LONG_DELAY_MS, MILLISECONDS)); |
1934 |
> |
} |
1935 |
> |
} |
1936 |
> |
|
1937 |
> |
/** |
1938 |
> |
* allowsCoreThreadTimeOut is by default false. |
1939 |
> |
*/ |
1940 |
> |
public void testAllowsCoreThreadTimeOut() { |
1941 |
> |
final ThreadPoolExecutor p = |
1942 |
> |
new ThreadPoolExecutor(2, 2, |
1943 |
> |
1000, MILLISECONDS, |
1944 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1945 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1946 |
> |
assertFalse(p.allowsCoreThreadTimeOut()); |
1947 |
> |
} |
1948 |
> |
} |
1949 |
> |
|
1950 |
> |
/** |
1951 |
> |
* allowCoreThreadTimeOut(true) causes idle threads to time out |
1952 |
> |
*/ |
1953 |
> |
public void testAllowCoreThreadTimeOut_true() throws Exception { |
1954 |
> |
long keepAliveTime = timeoutMillis(); |
1955 |
> |
final ThreadPoolExecutor p = |
1956 |
> |
new ThreadPoolExecutor(2, 10, |
1957 |
> |
keepAliveTime, MILLISECONDS, |
1958 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1959 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1960 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1961 |
> |
p.allowCoreThreadTimeOut(true); |
1962 |
> |
p.execute(new CheckedRunnable() { |
1963 |
> |
public void realRun() { |
1964 |
> |
threadStarted.countDown(); |
1965 |
> |
assertEquals(1, p.getPoolSize()); |
1966 |
> |
}}); |
1967 |
> |
await(threadStarted); |
1968 |
> |
delay(keepAliveTime); |
1969 |
> |
long startTime = System.nanoTime(); |
1970 |
> |
while (p.getPoolSize() > 0 |
1971 |
> |
&& millisElapsedSince(startTime) < LONG_DELAY_MS) |
1972 |
> |
Thread.yield(); |
1973 |
> |
assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); |
1974 |
> |
assertEquals(0, p.getPoolSize()); |
1975 |
> |
} |
1976 |
> |
} |
1977 |
> |
|
1978 |
> |
/** |
1979 |
> |
* allowCoreThreadTimeOut(false) causes idle threads not to time out |
1980 |
> |
*/ |
1981 |
> |
public void testAllowCoreThreadTimeOut_false() throws Exception { |
1982 |
> |
long keepAliveTime = timeoutMillis(); |
1983 |
> |
final ThreadPoolExecutor p = |
1984 |
> |
new ThreadPoolExecutor(2, 10, |
1985 |
> |
keepAliveTime, MILLISECONDS, |
1986 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
1987 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
1988 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
1989 |
> |
p.allowCoreThreadTimeOut(false); |
1990 |
> |
p.execute(new CheckedRunnable() { |
1991 |
> |
public void realRun() throws InterruptedException { |
1992 |
> |
threadStarted.countDown(); |
1993 |
> |
assertTrue(p.getPoolSize() >= 1); |
1994 |
> |
}}); |
1995 |
> |
delay(2 * keepAliveTime); |
1996 |
> |
assertTrue(p.getPoolSize() >= 1); |
1997 |
> |
} |
1998 |
> |
} |
1999 |
> |
|
2000 |
> |
/** |
2001 |
> |
* execute allows the same task to be submitted multiple times, even |
2002 |
> |
* if rejected |
2003 |
> |
*/ |
2004 |
> |
public void testRejectedRecycledTask() throws InterruptedException { |
2005 |
> |
final int nTasks = 1000; |
2006 |
> |
final CountDownLatch done = new CountDownLatch(nTasks); |
2007 |
> |
final Runnable recycledTask = new Runnable() { |
2008 |
> |
public void run() { |
2009 |
> |
done.countDown(); |
2010 |
> |
}}; |
2011 |
> |
final ThreadPoolExecutor p = |
2012 |
> |
new ThreadPoolExecutor(1, 30, |
2013 |
> |
60, SECONDS, |
2014 |
> |
new ArrayBlockingQueue(30)); |
2015 |
> |
try (PoolCleaner cleaner = cleaner(p)) { |
2016 |
> |
for (int i = 0; i < nTasks; ++i) { |
2017 |
> |
for (;;) { |
2018 |
> |
try { |
2019 |
> |
p.execute(recycledTask); |
2020 |
> |
break; |
2021 |
> |
} |
2022 |
> |
catch (RejectedExecutionException ignore) {} |
2023 |
> |
} |
2024 |
> |
} |
2025 |
> |
// enough time to run all tasks |
2026 |
> |
assertTrue(done.await(nTasks * SHORT_DELAY_MS, MILLISECONDS)); |
2027 |
|
} |
2028 |
|
} |
2029 |
|
|
2030 |
+ |
/** |
2031 |
+ |
* get(cancelled task) throws CancellationException |
2032 |
+ |
*/ |
2033 |
+ |
public void testGet_cancelled() throws Exception { |
2034 |
+ |
final ExecutorService e = |
2035 |
+ |
new ThreadPoolExecutor(1, 1, |
2036 |
+ |
LONG_DELAY_MS, MILLISECONDS, |
2037 |
+ |
new LinkedBlockingQueue<Runnable>()); |
2038 |
+ |
try (PoolCleaner cleaner = cleaner(e)) { |
2039 |
+ |
final CountDownLatch blockerStarted = new CountDownLatch(1); |
2040 |
+ |
final CountDownLatch done = new CountDownLatch(1); |
2041 |
+ |
final List<Future<?>> futures = new ArrayList<>(); |
2042 |
+ |
for (int i = 0; i < 2; i++) { |
2043 |
+ |
Runnable r = new CheckedRunnable() { public void realRun() |
2044 |
+ |
throws Throwable { |
2045 |
+ |
blockerStarted.countDown(); |
2046 |
+ |
assertTrue(done.await(2 * LONG_DELAY_MS, MILLISECONDS)); |
2047 |
+ |
}}; |
2048 |
+ |
futures.add(e.submit(r)); |
2049 |
+ |
} |
2050 |
+ |
assertTrue(blockerStarted.await(LONG_DELAY_MS, MILLISECONDS)); |
2051 |
+ |
for (Future<?> future : futures) future.cancel(false); |
2052 |
+ |
for (Future<?> future : futures) { |
2053 |
+ |
try { |
2054 |
+ |
future.get(); |
2055 |
+ |
shouldThrow(); |
2056 |
+ |
} catch (CancellationException success) {} |
2057 |
+ |
try { |
2058 |
+ |
future.get(LONG_DELAY_MS, MILLISECONDS); |
2059 |
+ |
shouldThrow(); |
2060 |
+ |
} catch (CancellationException success) {} |
2061 |
+ |
assertTrue(future.isCancelled()); |
2062 |
+ |
assertTrue(future.isDone()); |
2063 |
+ |
} |
2064 |
+ |
done.countDown(); |
2065 |
+ |
} |
2066 |
+ |
} |
2067 |
|
|
2068 |
|
} |