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/* |
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* Written by members of JCP JSR-166 Expert Group and released to the |
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* public domain. Use, modify, and redistribute this code in any way |
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* without acknowledgement. Other contributors include Andrew Wright, |
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* Jeffrey Hayes, Pat Fischer, Mike Judd. |
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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/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.util.concurrent.atomic.AtomicInteger; |
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|
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public class ScheduledExecutorTest extends TestCase{ |
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boolean flag = false; |
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|
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public class ScheduledExecutorTest 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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junit.textui.TestRunner.run(suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(ScheduledExecutorTest.class); |
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return new TestSuite(ScheduledExecutorTest.class); |
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} |
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|
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private static long SHORT_DELAY_MS = 100; |
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private static long MEDIUM_DELAY_MS = 1000; |
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private static long LONG_DELAY_MS = 10000; |
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|
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static class MyRunnable implements Runnable { |
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volatile boolean waiting = true; |
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volatile boolean done = false; |
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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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waiting = false; |
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done = true; |
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} catch(Exception e){ |
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} |
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/** |
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* execute successfully executes a runnable |
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*/ |
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public void testExecute() throws InterruptedException { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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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() { |
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done.countDown(); |
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}}; |
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try { |
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p.execute(task); |
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assertTrue(done.await(SMALL_DELAY_MS, MILLISECONDS)); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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static class MyCallable implements Callable { |
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volatile boolean waiting = true; |
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volatile boolean done = false; |
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public Object call(){ |
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try{ |
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Thread.sleep(SHORT_DELAY_MS); |
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waiting = false; |
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done = true; |
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}catch(Exception e){} |
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return Boolean.TRUE; |
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/** |
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* delayed schedule of callable successfully executes after delay |
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*/ |
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public void testSchedule1() throws Exception { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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final long startTime = System.nanoTime(); |
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final CountDownLatch done = new CountDownLatch(1); |
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try { |
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Callable task = new CheckedCallable<Boolean>() { |
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public Boolean realCall() { |
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done.countDown(); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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return Boolean.TRUE; |
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}}; |
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Future f = p.schedule(task, timeoutMillis(), MILLISECONDS); |
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assertSame(Boolean.TRUE, f.get()); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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assertTrue(done.await(0L, MILLISECONDS)); |
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} finally { |
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joinPool(p); |
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} |
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} |
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public Runnable newRunnable(){ |
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return new Runnable(){ |
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public void run(){ |
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try{Thread.sleep(SHORT_DELAY_MS); |
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} catch(Exception e){ |
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} |
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} |
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}; |
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} |
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|
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public Runnable newNoopRunnable() { |
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return new Runnable(){ |
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public void run(){ |
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} |
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}; |
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/** |
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* delayed schedule of runnable successfully executes after delay |
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*/ |
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public void testSchedule3() throws Exception { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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final long startTime = System.nanoTime(); |
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final CountDownLatch done = new CountDownLatch(1); |
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try { |
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Runnable task = new CheckedRunnable() { |
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public void realRun() { |
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done.countDown(); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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}}; |
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Future f = p.schedule(task, timeoutMillis(), MILLISECONDS); |
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await(done); |
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assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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} finally { |
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joinPool(p); |
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} |
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} |
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/** |
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* Test to verify execute successfully runs the given Runnable |
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*/ |
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public void testExecute(){ |
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try{ |
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MyRunnable runnable =new MyRunnable(); |
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ScheduledExecutor one = new ScheduledExecutor(1); |
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one.execute(runnable); |
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Thread.sleep(SHORT_DELAY_MS/2); |
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assertTrue(runnable.waiting); |
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one.shutdown(); |
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try{ |
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Thread.sleep(MEDIUM_DELAY_MS); |
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} catch(InterruptedException e){ |
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fail("unexpected exception"); |
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} |
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assertFalse(runnable.waiting); |
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assertTrue(runnable.done); |
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one.shutdown(); |
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} |
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catch(Exception e){ |
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fail("unexpected exception"); |
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* scheduleAtFixedRate executes runnable after given initial delay |
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*/ |
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public void testSchedule4() throws Exception { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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final long startTime = System.nanoTime(); |
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final CountDownLatch done = new CountDownLatch(1); |
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try { |
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Runnable task = new CheckedRunnable() { |
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public void realRun() { |
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done.countDown(); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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}}; |
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ScheduledFuture f = |
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p.scheduleAtFixedRate(task, timeoutMillis(), |
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LONG_DELAY_MS, MILLISECONDS); |
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await(done); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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f.cancel(true); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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/** |
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* Test to verify schedule successfully runs the given Callable. |
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* The waiting flag shows that the Callable is not started until |
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* immediately. |
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* scheduleWithFixedDelay executes runnable after given initial delay |
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*/ |
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public void testSchedule1(){ |
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try{ |
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MyCallable callable = new MyCallable(); |
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ScheduledExecutor one = new ScheduledExecutor(1); |
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Future f = one.schedule(callable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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assertTrue(callable.waiting); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(callable.done); |
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assertEquals(Boolean.TRUE, f.get()); |
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one.shutdown(); |
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}catch(RejectedExecutionException e){} |
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catch(Exception e){ |
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fail("unexpected exception"); |
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public void testSchedule5() throws Exception { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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final long startTime = System.nanoTime(); |
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final CountDownLatch done = new CountDownLatch(1); |
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try { |
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Runnable task = new CheckedRunnable() { |
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public void realRun() { |
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done.countDown(); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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}}; |
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ScheduledFuture f = |
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p.scheduleWithFixedDelay(task, timeoutMillis(), |
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LONG_DELAY_MS, MILLISECONDS); |
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await(done); |
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assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); |
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f.cancel(true); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
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static class RunnableCounter implements Runnable { |
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AtomicInteger count = new AtomicInteger(0); |
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public void run() { count.getAndIncrement(); } |
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} |
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|
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/** |
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* Another version of schedule, only using Runnable instead of Callable |
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* scheduleAtFixedRate executes series of tasks at given rate |
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*/ |
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public void testSchedule3(){ |
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try{ |
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MyRunnable runnable = new MyRunnable(); |
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ScheduledExecutor one = new ScheduledExecutor(1); |
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one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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Thread.sleep(SHORT_DELAY_MS/2); |
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assertTrue(runnable.waiting); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(runnable.done); |
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one.shutdown(); |
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} catch(Exception e){ |
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fail("unexpected exception"); |
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public void testFixedRateSequence() throws InterruptedException { |
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ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
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try { |
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for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) { |
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long startTime = System.nanoTime(); |
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int cycles = 10; |
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final CountDownLatch done = new CountDownLatch(cycles); |
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CheckedRunnable task = new CheckedRunnable() { |
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public void realRun() { done.countDown(); }}; |
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|
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ScheduledFuture h = |
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p.scheduleAtFixedRate(task, 0, delay, MILLISECONDS); |
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done.await(); |
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h.cancel(true); |
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double normalizedTime = |
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(double) millisElapsedSince(startTime) / delay; |
158 |
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if (normalizedTime >= cycles - 1 && |
159 |
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normalizedTime <= cycles) |
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return; |
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} |
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throw new AssertionError("unexpected execution rate"); |
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} finally { |
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joinPool(p); |
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} |
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} |
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|
167 |
> |
|
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/** |
169 |
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* The final version of schedule, using both long, TimeUnit and Runnable |
169 |
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* scheduleWithFixedDelay executes series of tasks with given period |
170 |
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*/ |
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public void testSchedule4(){ |
172 |
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try{ |
173 |
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MyRunnable runnable = new MyRunnable(); |
174 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
175 |
< |
one.schedule(runnable, SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
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// Thread.sleep(505); |
177 |
< |
assertTrue(runnable.waiting); |
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Thread.sleep(MEDIUM_DELAY_MS); |
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assertTrue(runnable.done); |
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one.shutdown(); |
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} catch(Exception e){ |
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fail("unexpected exception"); |
171 |
> |
public void testFixedDelaySequence() throws InterruptedException { |
172 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
173 |
> |
try { |
174 |
> |
for (int delay = 1; delay <= LONG_DELAY_MS; delay *= 3) { |
175 |
> |
long startTime = System.nanoTime(); |
176 |
> |
int cycles = 10; |
177 |
> |
final CountDownLatch done = new CountDownLatch(cycles); |
178 |
> |
CheckedRunnable task = new CheckedRunnable() { |
179 |
> |
public void realRun() { done.countDown(); }}; |
180 |
> |
|
181 |
> |
ScheduledFuture h = |
182 |
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p.scheduleWithFixedDelay(task, 0, delay, MILLISECONDS); |
183 |
> |
done.await(); |
184 |
> |
h.cancel(true); |
185 |
> |
double normalizedTime = |
186 |
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(double) millisElapsedSince(startTime) / delay; |
187 |
> |
if (normalizedTime >= cycles - 1 && |
188 |
> |
normalizedTime <= cycles) |
189 |
> |
return; |
190 |
> |
} |
191 |
> |
throw new AssertionError("unexpected execution rate"); |
192 |
> |
} finally { |
193 |
> |
joinPool(p); |
194 |
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} |
195 |
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} |
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|
154 |
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|
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// exception tests |
196 |
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|
197 |
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/** |
198 |
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* Test to verify schedule(Runnable, long) throws RejectedExecutionException |
159 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
198 |
> |
* execute(null) throws NPE |
199 |
|
*/ |
200 |
< |
public void testSchedule1_RejectedExecutionException(){ |
201 |
< |
try{ |
202 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
203 |
< |
se.shutdown(); |
204 |
< |
se.schedule(new Runnable(){ |
205 |
< |
public void run(){} |
206 |
< |
}, 10000, TimeUnit.MILLISECONDS); |
207 |
< |
fail("shoud throw"); |
208 |
< |
}catch(RejectedExecutionException e){} |
200 |
> |
public void testExecuteNull() throws InterruptedException { |
201 |
> |
ScheduledThreadPoolExecutor se = null; |
202 |
> |
try { |
203 |
> |
se = new ScheduledThreadPoolExecutor(1); |
204 |
> |
se.execute(null); |
205 |
> |
shouldThrow(); |
206 |
> |
} catch (NullPointerException success) {} |
207 |
> |
|
208 |
> |
joinPool(se); |
209 |
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} |
210 |
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|
211 |
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/** |
212 |
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* Test to verify schedule(Callable, long, TimeUnit) throws RejectedExecutionException |
174 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
212 |
> |
* schedule(null) throws NPE |
213 |
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*/ |
214 |
< |
public void testSchedule2_RejectedExecutionException(){ |
215 |
< |
try{ |
216 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
217 |
< |
se.shutdown(); |
218 |
< |
se.schedule(new Callable(){ |
219 |
< |
public Object call(){ |
220 |
< |
return Boolean.TRUE; |
221 |
< |
} |
184 |
< |
}, (long)100, TimeUnit.SECONDS); |
185 |
< |
fail("should throw"); |
186 |
< |
}catch(RejectedExecutionException e){} |
214 |
> |
public void testScheduleNull() throws InterruptedException { |
215 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
216 |
> |
try { |
217 |
> |
TrackedCallable callable = null; |
218 |
> |
Future f = se.schedule(callable, SHORT_DELAY_MS, MILLISECONDS); |
219 |
> |
shouldThrow(); |
220 |
> |
} catch (NullPointerException success) {} |
221 |
> |
joinPool(se); |
222 |
|
} |
223 |
|
|
224 |
|
/** |
225 |
< |
* Test to verify schedule(Callable, long) throws RejectedExecutionException |
226 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
227 |
< |
*/ |
228 |
< |
public void testSchedule3_RejectedExecutionException(){ |
229 |
< |
try{ |
195 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
225 |
> |
* execute throws RejectedExecutionException if shutdown |
226 |
> |
*/ |
227 |
> |
public void testSchedule1_RejectedExecutionException() throws InterruptedException { |
228 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
229 |
> |
try { |
230 |
|
se.shutdown(); |
231 |
< |
se.schedule(new Callable(){ |
232 |
< |
public Object call(){ |
233 |
< |
return Boolean.TRUE; |
234 |
< |
} |
235 |
< |
}, 10000, TimeUnit.MILLISECONDS); |
236 |
< |
fail("should throw"); |
237 |
< |
}catch(RejectedExecutionException e){} |
231 |
> |
se.schedule(new NoOpRunnable(), |
232 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
233 |
> |
shouldThrow(); |
234 |
> |
} catch (RejectedExecutionException success) { |
235 |
> |
} catch (SecurityException ok) { |
236 |
> |
} |
237 |
> |
|
238 |
> |
joinPool(se); |
239 |
|
} |
240 |
|
|
241 |
|
/** |
242 |
< |
* Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws |
243 |
< |
* RejectedExecutionException. |
244 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
245 |
< |
*/ |
246 |
< |
public void testScheduleAtFixedRate1_RejectedExecutionException(){ |
212 |
< |
try{ |
213 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
214 |
< |
se.shutdown(); |
215 |
< |
se.scheduleAtFixedRate(new Runnable(){ |
216 |
< |
public void run(){} |
217 |
< |
}, 100, 100, TimeUnit.SECONDS); |
218 |
< |
fail("should throw"); |
219 |
< |
}catch(RejectedExecutionException e){} |
220 |
< |
} |
221 |
< |
|
222 |
< |
/** |
223 |
< |
* Test to verify scheduleAtFixedRate(Runnable, long, long, TimeUnit) throws |
224 |
< |
* RejectedExecutionException. |
225 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
226 |
< |
*/ |
227 |
< |
public void testScheduleAtFixedRate2_RejectedExecutionException(){ |
228 |
< |
try{ |
229 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
242 |
> |
* schedule throws RejectedExecutionException if shutdown |
243 |
> |
*/ |
244 |
> |
public void testSchedule2_RejectedExecutionException() throws InterruptedException { |
245 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
246 |
> |
try { |
247 |
|
se.shutdown(); |
248 |
< |
se.scheduleAtFixedRate(new Runnable(){ |
249 |
< |
public void run(){} |
250 |
< |
}, 1, 100, TimeUnit.SECONDS); |
251 |
< |
fail("should throw"); |
252 |
< |
}catch(RejectedExecutionException e){} |
248 |
> |
se.schedule(new NoOpCallable(), |
249 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
250 |
> |
shouldThrow(); |
251 |
> |
} catch (RejectedExecutionException success) { |
252 |
> |
} catch (SecurityException ok) { |
253 |
> |
} |
254 |
> |
joinPool(se); |
255 |
|
} |
256 |
|
|
257 |
|
/** |
258 |
< |
* Test to verify scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws |
240 |
< |
* RejectedExecutionException. |
241 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
258 |
> |
* schedule callable throws RejectedExecutionException if shutdown |
259 |
|
*/ |
260 |
< |
public void testScheduleWithFixedDelay1_RejectedExecutionException(){ |
261 |
< |
try{ |
262 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
260 |
> |
public void testSchedule3_RejectedExecutionException() throws InterruptedException { |
261 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
262 |
> |
try { |
263 |
|
se.shutdown(); |
264 |
< |
se.scheduleWithFixedDelay(new Runnable(){ |
265 |
< |
public void run(){} |
266 |
< |
}, 100, 100, TimeUnit.SECONDS); |
267 |
< |
fail("should throw"); |
268 |
< |
}catch(RejectedExecutionException e){} |
264 |
> |
se.schedule(new NoOpCallable(), |
265 |
> |
MEDIUM_DELAY_MS, MILLISECONDS); |
266 |
> |
shouldThrow(); |
267 |
> |
} catch (RejectedExecutionException success) { |
268 |
> |
} catch (SecurityException ok) { |
269 |
> |
} |
270 |
> |
joinPool(se); |
271 |
|
} |
272 |
|
|
273 |
|
/** |
274 |
< |
* Test to verify scheduleWithFixedDelay(Runnable, long, long, TimeUnit) throws |
256 |
< |
* RejectedExecutionException. |
257 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
274 |
> |
* scheduleAtFixedRate throws RejectedExecutionException if shutdown |
275 |
|
*/ |
276 |
< |
public void testScheduleWithFixedDelay2_RejectedExecutionException(){ |
277 |
< |
try{ |
278 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
276 |
> |
public void testScheduleAtFixedRate1_RejectedExecutionException() throws InterruptedException { |
277 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
278 |
> |
try { |
279 |
|
se.shutdown(); |
280 |
< |
se.scheduleWithFixedDelay(new Runnable(){ |
281 |
< |
public void run(){} |
282 |
< |
}, 1, 100, TimeUnit.SECONDS); |
283 |
< |
fail("should throw"); |
284 |
< |
}catch(RejectedExecutionException e){} |
280 |
> |
se.scheduleAtFixedRate(new NoOpRunnable(), |
281 |
> |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
282 |
> |
shouldThrow(); |
283 |
> |
} catch (RejectedExecutionException success) { |
284 |
> |
} catch (SecurityException ok) { |
285 |
> |
} |
286 |
> |
joinPool(se); |
287 |
|
} |
288 |
|
|
289 |
|
/** |
290 |
< |
* Test to verify execute throws RejectedExecutionException |
272 |
< |
* This occurs on an attempt to schedule a task on a shutdown executor |
290 |
> |
* scheduleWithFixedDelay throws RejectedExecutionException if shutdown |
291 |
|
*/ |
292 |
< |
public void testExecute_RejectedExecutionException(){ |
293 |
< |
try{ |
294 |
< |
ScheduledExecutor se = new ScheduledExecutor(1); |
292 |
> |
public void testScheduleWithFixedDelay1_RejectedExecutionException() throws InterruptedException { |
293 |
> |
ScheduledThreadPoolExecutor se = new ScheduledThreadPoolExecutor(1); |
294 |
> |
try { |
295 |
|
se.shutdown(); |
296 |
< |
se.execute(new Runnable(){ |
297 |
< |
public void run(){} |
298 |
< |
}); |
299 |
< |
fail("should throw"); |
300 |
< |
}catch(RejectedExecutionException e){} |
296 |
> |
se.scheduleWithFixedDelay(new NoOpRunnable(), |
297 |
> |
MEDIUM_DELAY_MS, MEDIUM_DELAY_MS, MILLISECONDS); |
298 |
> |
shouldThrow(); |
299 |
> |
} catch (RejectedExecutionException success) { |
300 |
> |
} catch (SecurityException ok) { |
301 |
> |
} |
302 |
> |
joinPool(se); |
303 |
|
} |
304 |
|
|
285 |
– |
|
286 |
– |
|
305 |
|
/** |
306 |
< |
* Test to verify getActiveCount gives correct values |
306 |
> |
* getActiveCount increases but doesn't overestimate, when a |
307 |
> |
* thread becomes active |
308 |
|
*/ |
309 |
< |
public void testGetActiveCount(){ |
310 |
< |
ScheduledExecutor two = new ScheduledExecutor(2); |
309 |
> |
public void testGetActiveCount() throws InterruptedException { |
310 |
> |
final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2); |
311 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
312 |
> |
final CountDownLatch done = new CountDownLatch(1); |
313 |
|
try { |
314 |
< |
assertEquals(0, two.getActiveCount()); |
315 |
< |
two.execute(newRunnable()); |
316 |
< |
try{ |
317 |
< |
Thread.sleep(SHORT_DELAY_MS/2); |
318 |
< |
} catch(Exception e){ |
319 |
< |
fail("unexpected exception"); |
320 |
< |
} |
321 |
< |
assertEquals(1, two.getActiveCount()); |
314 |
> |
assertEquals(0, p.getActiveCount()); |
315 |
> |
p.execute(new CheckedRunnable() { |
316 |
> |
public void realRun() throws InterruptedException { |
317 |
> |
threadStarted.countDown(); |
318 |
> |
assertEquals(1, p.getActiveCount()); |
319 |
> |
done.await(); |
320 |
> |
}}); |
321 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
322 |
> |
assertEquals(1, p.getActiveCount()); |
323 |
|
} finally { |
324 |
< |
two.shutdown(); |
324 |
> |
done.countDown(); |
325 |
> |
joinPool(p); |
326 |
|
} |
327 |
|
} |
328 |
< |
|
328 |
> |
|
329 |
|
/** |
330 |
< |
* Test to verify getCompleteTaskCount gives correct values |
330 |
> |
* getCompletedTaskCount increases, but doesn't overestimate, |
331 |
> |
* when tasks complete |
332 |
|
*/ |
333 |
< |
public void testGetCompletedTaskCount(){ |
334 |
< |
ScheduledExecutor two = new ScheduledExecutor(2); |
333 |
> |
public void testGetCompletedTaskCount() throws InterruptedException { |
334 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(2); |
335 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
336 |
> |
final CountDownLatch threadProceed = new CountDownLatch(1); |
337 |
> |
final CountDownLatch threadDone = new CountDownLatch(1); |
338 |
|
try { |
339 |
< |
assertEquals(0, two.getCompletedTaskCount()); |
340 |
< |
two.execute(newRunnable()); |
341 |
< |
try{ |
342 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
343 |
< |
} catch(Exception e){ |
344 |
< |
fail("unexpected exception"); |
339 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
340 |
> |
p.execute(new CheckedRunnable() { |
341 |
> |
public void realRun() throws InterruptedException { |
342 |
> |
threadStarted.countDown(); |
343 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
344 |
> |
threadProceed.await(); |
345 |
> |
threadDone.countDown(); |
346 |
> |
}}); |
347 |
> |
await(threadStarted); |
348 |
> |
assertEquals(0, p.getCompletedTaskCount()); |
349 |
> |
threadProceed.countDown(); |
350 |
> |
threadDone.await(); |
351 |
> |
long startTime = System.nanoTime(); |
352 |
> |
while (p.getCompletedTaskCount() != 1) { |
353 |
> |
if (millisElapsedSince(startTime) > LONG_DELAY_MS) |
354 |
> |
fail("timed out"); |
355 |
> |
Thread.yield(); |
356 |
|
} |
319 |
– |
assertEquals(1, two.getCompletedTaskCount()); |
357 |
|
} finally { |
358 |
< |
two.shutdown(); |
358 |
> |
joinPool(p); |
359 |
|
} |
360 |
|
} |
361 |
< |
|
361 |
> |
|
362 |
|
/** |
363 |
< |
* Test to verify getCorePoolSize gives correct values |
363 |
> |
* getCorePoolSize returns size given in constructor if not otherwise set |
364 |
|
*/ |
365 |
< |
public void testGetCorePoolSize(){ |
366 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
365 |
> |
public void testGetCorePoolSize() throws InterruptedException { |
366 |
> |
ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
367 |
> |
assertEquals(1, p.getCorePoolSize()); |
368 |
> |
joinPool(p); |
369 |
> |
} |
370 |
> |
|
371 |
> |
/** |
372 |
> |
* getLargestPoolSize increases, but doesn't overestimate, when |
373 |
> |
* multiple threads active |
374 |
> |
*/ |
375 |
> |
public void testGetLargestPoolSize() throws InterruptedException { |
376 |
> |
final int THREADS = 3; |
377 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(THREADS); |
378 |
> |
final CountDownLatch threadsStarted = new CountDownLatch(THREADS); |
379 |
> |
final CountDownLatch done = new CountDownLatch(1); |
380 |
|
try { |
381 |
< |
assertEquals(1, one.getCorePoolSize()); |
381 |
> |
assertEquals(0, p.getLargestPoolSize()); |
382 |
> |
for (int i = 0; i < THREADS; i++) |
383 |
> |
p.execute(new CheckedRunnable() { |
384 |
> |
public void realRun() throws InterruptedException { |
385 |
> |
threadsStarted.countDown(); |
386 |
> |
done.await(); |
387 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
388 |
> |
}}); |
389 |
> |
assertTrue(threadsStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
390 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
391 |
|
} finally { |
392 |
< |
one.shutdown(); |
392 |
> |
done.countDown(); |
393 |
> |
joinPool(p); |
394 |
> |
assertEquals(THREADS, p.getLargestPoolSize()); |
395 |
|
} |
396 |
|
} |
397 |
< |
|
397 |
> |
|
398 |
|
/** |
399 |
< |
* Test to verify getLargestPoolSize gives correct values |
399 |
> |
* getPoolSize increases, but doesn't overestimate, when threads |
400 |
> |
* become active |
401 |
|
*/ |
402 |
< |
public void testGetLargestPoolSize(){ |
403 |
< |
ScheduledExecutor two = new ScheduledExecutor(2); |
402 |
> |
public void testGetPoolSize() throws InterruptedException { |
403 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
404 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
405 |
> |
final CountDownLatch done = new CountDownLatch(1); |
406 |
|
try { |
407 |
< |
assertEquals(0, two.getLargestPoolSize()); |
408 |
< |
two.execute(newRunnable()); |
409 |
< |
two.execute(newRunnable()); |
410 |
< |
try{ |
411 |
< |
Thread.sleep(SHORT_DELAY_MS); |
412 |
< |
} catch(Exception e){ |
413 |
< |
fail("unexpected exception"); |
414 |
< |
} |
415 |
< |
assertEquals(2, two.getLargestPoolSize()); |
407 |
> |
assertEquals(0, p.getPoolSize()); |
408 |
> |
p.execute(new CheckedRunnable() { |
409 |
> |
public void realRun() throws InterruptedException { |
410 |
> |
threadStarted.countDown(); |
411 |
> |
assertEquals(1, p.getPoolSize()); |
412 |
> |
done.await(); |
413 |
> |
}}); |
414 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
415 |
> |
assertEquals(1, p.getPoolSize()); |
416 |
|
} finally { |
417 |
< |
two.shutdown(); |
417 |
> |
done.countDown(); |
418 |
> |
joinPool(p); |
419 |
|
} |
420 |
|
} |
421 |
< |
|
421 |
> |
|
422 |
|
/** |
423 |
< |
* Test to verify getPoolSize gives correct values |
423 |
> |
* getTaskCount increases, but doesn't overestimate, when tasks |
424 |
> |
* submitted |
425 |
|
*/ |
426 |
< |
public void testGetPoolSize(){ |
427 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
428 |
< |
try { |
429 |
< |
assertEquals(0, one.getPoolSize()); |
430 |
< |
one.execute(newRunnable()); |
431 |
< |
assertEquals(1, one.getPoolSize()); |
426 |
> |
public void testGetTaskCount() throws InterruptedException { |
427 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
428 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
429 |
> |
final CountDownLatch done = new CountDownLatch(1); |
430 |
> |
final int TASKS = 5; |
431 |
> |
try { |
432 |
> |
assertEquals(0, p.getTaskCount()); |
433 |
> |
for (int i = 0; i < TASKS; i++) |
434 |
> |
p.execute(new CheckedRunnable() { |
435 |
> |
public void realRun() throws InterruptedException { |
436 |
> |
threadStarted.countDown(); |
437 |
> |
done.await(); |
438 |
> |
}}); |
439 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
440 |
> |
assertEquals(TASKS, p.getTaskCount()); |
441 |
|
} finally { |
442 |
< |
one.shutdown(); |
442 |
> |
done.countDown(); |
443 |
> |
joinPool(p); |
444 |
|
} |
445 |
|
} |
446 |
< |
|
446 |
> |
|
447 |
> |
/** |
448 |
> |
* getThreadFactory returns factory in constructor if not set |
449 |
> |
*/ |
450 |
> |
public void testGetThreadFactory() throws InterruptedException { |
451 |
> |
ThreadFactory tf = new SimpleThreadFactory(); |
452 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1, tf); |
453 |
> |
assertSame(tf, p.getThreadFactory()); |
454 |
> |
joinPool(p); |
455 |
> |
} |
456 |
> |
|
457 |
|
/** |
458 |
< |
* Test to verify getTaskCount gives correct values |
458 |
> |
* setThreadFactory sets the thread factory returned by getThreadFactory |
459 |
|
*/ |
460 |
< |
public void testGetTaskCount(){ |
461 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
460 |
> |
public void testSetThreadFactory() throws InterruptedException { |
461 |
> |
ThreadFactory tf = new SimpleThreadFactory(); |
462 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
463 |
> |
p.setThreadFactory(tf); |
464 |
> |
assertSame(tf, p.getThreadFactory()); |
465 |
> |
joinPool(p); |
466 |
> |
} |
467 |
> |
|
468 |
> |
/** |
469 |
> |
* setThreadFactory(null) throws NPE |
470 |
> |
*/ |
471 |
> |
public void testSetThreadFactoryNull() throws InterruptedException { |
472 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
473 |
|
try { |
474 |
< |
assertEquals(0, one.getTaskCount()); |
475 |
< |
for(int i = 0; i < 5; i++) |
476 |
< |
one.execute(newRunnable()); |
380 |
< |
try{ |
381 |
< |
Thread.sleep(SHORT_DELAY_MS); |
382 |
< |
} catch(Exception e){ |
383 |
< |
fail("unexpected exception"); |
384 |
< |
} |
385 |
< |
assertEquals(5, one.getTaskCount()); |
474 |
> |
p.setThreadFactory(null); |
475 |
> |
shouldThrow(); |
476 |
> |
} catch (NullPointerException success) { |
477 |
|
} finally { |
478 |
< |
one.shutdown(); |
478 |
> |
joinPool(p); |
479 |
|
} |
480 |
|
} |
481 |
< |
|
481 |
> |
|
482 |
|
/** |
483 |
< |
* Test to verify isShutDown gives correct values |
483 |
> |
* isShutdown is false before shutdown, true after |
484 |
|
*/ |
485 |
< |
public void testIsShutdown(){ |
486 |
< |
|
487 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
485 |
> |
public void testIsShutdown() { |
486 |
> |
|
487 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
488 |
|
try { |
489 |
< |
assertFalse(one.isShutdown()); |
489 |
> |
assertFalse(p.isShutdown()); |
490 |
|
} |
491 |
|
finally { |
492 |
< |
one.shutdown(); |
492 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
493 |
> |
} |
494 |
> |
assertTrue(p.isShutdown()); |
495 |
> |
} |
496 |
> |
|
497 |
> |
/** |
498 |
> |
* isTerminated is false before termination, true after |
499 |
> |
*/ |
500 |
> |
public void testIsTerminated() throws InterruptedException { |
501 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
502 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
503 |
> |
final CountDownLatch done = new CountDownLatch(1); |
504 |
> |
assertFalse(p.isTerminated()); |
505 |
> |
try { |
506 |
> |
p.execute(new CheckedRunnable() { |
507 |
> |
public void realRun() throws InterruptedException { |
508 |
> |
assertFalse(p.isTerminated()); |
509 |
> |
threadStarted.countDown(); |
510 |
> |
done.await(); |
511 |
> |
}}); |
512 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
513 |
> |
assertFalse(p.isTerminating()); |
514 |
> |
done.countDown(); |
515 |
> |
} finally { |
516 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
517 |
|
} |
518 |
< |
assertTrue(one.isShutdown()); |
518 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
519 |
> |
assertTrue(p.isTerminated()); |
520 |
|
} |
521 |
|
|
406 |
– |
|
522 |
|
/** |
523 |
< |
* Test to verify isTerminated gives correct values |
409 |
< |
* Makes sure termination does not take an innapropriate |
410 |
< |
* amount of time |
523 |
> |
* isTerminating is not true when running or when terminated |
524 |
|
*/ |
525 |
< |
public void testIsTerminated(){ |
526 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
525 |
> |
public void testIsTerminating() throws InterruptedException { |
526 |
> |
final ThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
527 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
528 |
> |
final CountDownLatch done = new CountDownLatch(1); |
529 |
|
try { |
530 |
< |
one.execute(newRunnable()); |
530 |
> |
assertFalse(p.isTerminating()); |
531 |
> |
p.execute(new CheckedRunnable() { |
532 |
> |
public void realRun() throws InterruptedException { |
533 |
> |
assertFalse(p.isTerminating()); |
534 |
> |
threadStarted.countDown(); |
535 |
> |
done.await(); |
536 |
> |
}}); |
537 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
538 |
> |
assertFalse(p.isTerminating()); |
539 |
> |
done.countDown(); |
540 |
|
} finally { |
541 |
< |
one.shutdown(); |
541 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
542 |
|
} |
543 |
< |
boolean flag = false; |
544 |
< |
try{ |
545 |
< |
flag = one.awaitTermination(10, TimeUnit.SECONDS); |
422 |
< |
} catch(Exception e){ |
423 |
< |
fail("unexpected exception"); |
424 |
< |
} |
425 |
< |
assertTrue(one.isTerminated()); |
426 |
< |
if(!flag) |
427 |
< |
fail("ThreadPoolExecutor - thread pool did not terminate within suitable timeframe"); |
543 |
> |
assertTrue(p.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
544 |
> |
assertTrue(p.isTerminated()); |
545 |
> |
assertFalse(p.isTerminating()); |
546 |
|
} |
547 |
|
|
548 |
|
/** |
549 |
< |
* Test to verify that purge correctly removes cancelled tasks |
432 |
< |
* from the queue |
549 |
> |
* getQueue returns the work queue, which contains queued tasks |
550 |
|
*/ |
551 |
< |
public void testPurge(){ |
552 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
551 |
> |
public void testGetQueue() throws InterruptedException { |
552 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
553 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
554 |
> |
final CountDownLatch done = new CountDownLatch(1); |
555 |
|
try { |
556 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
557 |
< |
for(int i = 0; i < 5; i++){ |
558 |
< |
tasks[i] = one.schedule(newRunnable(), 1, TimeUnit.MILLISECONDS); |
556 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
557 |
> |
for (int i = 0; i < tasks.length; i++) { |
558 |
> |
Runnable r = new CheckedRunnable() { |
559 |
> |
public void realRun() throws InterruptedException { |
560 |
> |
threadStarted.countDown(); |
561 |
> |
done.await(); |
562 |
> |
}}; |
563 |
> |
tasks[i] = p.schedule(r, 1, MILLISECONDS); |
564 |
|
} |
565 |
< |
int max = 5; |
565 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
566 |
> |
BlockingQueue<Runnable> q = p.getQueue(); |
567 |
> |
assertTrue(q.contains(tasks[tasks.length - 1])); |
568 |
> |
assertFalse(q.contains(tasks[0])); |
569 |
> |
} finally { |
570 |
> |
done.countDown(); |
571 |
> |
joinPool(p); |
572 |
> |
} |
573 |
> |
} |
574 |
> |
|
575 |
> |
/** |
576 |
> |
* remove(task) removes queued task, and fails to remove active task |
577 |
> |
*/ |
578 |
> |
public void testRemove() throws InterruptedException { |
579 |
> |
final ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
580 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
581 |
> |
final CountDownLatch threadStarted = new CountDownLatch(1); |
582 |
> |
final CountDownLatch done = new CountDownLatch(1); |
583 |
> |
try { |
584 |
> |
for (int i = 0; i < tasks.length; i++) { |
585 |
> |
Runnable r = new CheckedRunnable() { |
586 |
> |
public void realRun() throws InterruptedException { |
587 |
> |
threadStarted.countDown(); |
588 |
> |
done.await(); |
589 |
> |
}}; |
590 |
> |
tasks[i] = p.schedule(r, 1, MILLISECONDS); |
591 |
> |
} |
592 |
> |
assertTrue(threadStarted.await(SMALL_DELAY_MS, MILLISECONDS)); |
593 |
> |
BlockingQueue<Runnable> q = p.getQueue(); |
594 |
> |
assertFalse(p.remove((Runnable)tasks[0])); |
595 |
> |
assertTrue(q.contains((Runnable)tasks[4])); |
596 |
> |
assertTrue(q.contains((Runnable)tasks[3])); |
597 |
> |
assertTrue(p.remove((Runnable)tasks[4])); |
598 |
> |
assertFalse(p.remove((Runnable)tasks[4])); |
599 |
> |
assertFalse(q.contains((Runnable)tasks[4])); |
600 |
> |
assertTrue(q.contains((Runnable)tasks[3])); |
601 |
> |
assertTrue(p.remove((Runnable)tasks[3])); |
602 |
> |
assertFalse(q.contains((Runnable)tasks[3])); |
603 |
> |
} finally { |
604 |
> |
done.countDown(); |
605 |
> |
joinPool(p); |
606 |
> |
} |
607 |
> |
} |
608 |
> |
|
609 |
> |
/** |
610 |
> |
* purge eventually removes cancelled tasks from the queue |
611 |
> |
*/ |
612 |
> |
public void testPurge() throws InterruptedException { |
613 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
614 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
615 |
> |
for (int i = 0; i < tasks.length; i++) |
616 |
> |
tasks[i] = p.schedule(new SmallPossiblyInterruptedRunnable(), |
617 |
> |
LONG_DELAY_MS, MILLISECONDS); |
618 |
> |
try { |
619 |
> |
int max = tasks.length; |
620 |
|
if (tasks[4].cancel(true)) --max; |
621 |
|
if (tasks[3].cancel(true)) --max; |
622 |
< |
one.purge(); |
623 |
< |
long count = one.getTaskCount(); |
624 |
< |
assertTrue(count > 0 && count <= max); |
622 |
> |
// There must eventually be an interference-free point at |
623 |
> |
// which purge will not fail. (At worst, when queue is empty.) |
624 |
> |
long startTime = System.nanoTime(); |
625 |
> |
do { |
626 |
> |
p.purge(); |
627 |
> |
long count = p.getTaskCount(); |
628 |
> |
if (count == max) |
629 |
> |
return; |
630 |
> |
} while (millisElapsedSince(startTime) < MEDIUM_DELAY_MS); |
631 |
> |
fail("Purge failed to remove cancelled tasks"); |
632 |
> |
} finally { |
633 |
> |
for (ScheduledFuture task : tasks) |
634 |
> |
task.cancel(true); |
635 |
> |
joinPool(p); |
636 |
> |
} |
637 |
> |
} |
638 |
> |
|
639 |
> |
/** |
640 |
> |
* shutdownNow returns a list containing tasks that were not run |
641 |
> |
*/ |
642 |
> |
public void testShutdownNow() { |
643 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
644 |
> |
for (int i = 0; i < 5; i++) |
645 |
> |
p.schedule(new SmallPossiblyInterruptedRunnable(), |
646 |
> |
LONG_DELAY_MS, MILLISECONDS); |
647 |
> |
try { |
648 |
> |
List<Runnable> l = p.shutdownNow(); |
649 |
> |
assertTrue(p.isShutdown()); |
650 |
> |
assertEquals(5, l.size()); |
651 |
> |
} catch (SecurityException ok) { |
652 |
> |
// Allowed in case test doesn't have privs |
653 |
|
} finally { |
654 |
< |
one.shutdown(); |
654 |
> |
joinPool(p); |
655 |
> |
} |
656 |
> |
} |
657 |
> |
|
658 |
> |
/** |
659 |
> |
* In default setting, shutdown cancels periodic but not delayed |
660 |
> |
* tasks at shutdown |
661 |
> |
*/ |
662 |
> |
public void testShutdown1() throws InterruptedException { |
663 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
664 |
> |
assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
665 |
> |
assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
666 |
> |
|
667 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
668 |
> |
for (int i = 0; i < tasks.length; i++) |
669 |
> |
tasks[i] = p.schedule(new NoOpRunnable(), |
670 |
> |
SHORT_DELAY_MS, MILLISECONDS); |
671 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
672 |
> |
BlockingQueue<Runnable> q = p.getQueue(); |
673 |
> |
for (ScheduledFuture task : tasks) { |
674 |
> |
assertFalse(task.isDone()); |
675 |
> |
assertFalse(task.isCancelled()); |
676 |
> |
assertTrue(q.contains(task)); |
677 |
> |
} |
678 |
> |
assertTrue(p.isShutdown()); |
679 |
> |
assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS)); |
680 |
> |
assertTrue(p.isTerminated()); |
681 |
> |
for (ScheduledFuture task : tasks) { |
682 |
> |
assertTrue(task.isDone()); |
683 |
> |
assertFalse(task.isCancelled()); |
684 |
> |
} |
685 |
> |
} |
686 |
> |
|
687 |
> |
/** |
688 |
> |
* If setExecuteExistingDelayedTasksAfterShutdownPolicy is false, |
689 |
> |
* delayed tasks are cancelled at shutdown |
690 |
> |
*/ |
691 |
> |
public void testShutdown2() throws InterruptedException { |
692 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
693 |
> |
p.setExecuteExistingDelayedTasksAfterShutdownPolicy(false); |
694 |
> |
assertFalse(p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
695 |
> |
assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
696 |
> |
ScheduledFuture[] tasks = new ScheduledFuture[5]; |
697 |
> |
for (int i = 0; i < tasks.length; i++) |
698 |
> |
tasks[i] = p.schedule(new NoOpRunnable(), |
699 |
> |
SHORT_DELAY_MS, MILLISECONDS); |
700 |
> |
BlockingQueue q = p.getQueue(); |
701 |
> |
assertEquals(tasks.length, q.size()); |
702 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
703 |
> |
assertTrue(p.isShutdown()); |
704 |
> |
assertTrue(q.isEmpty()); |
705 |
> |
assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS)); |
706 |
> |
assertTrue(p.isTerminated()); |
707 |
> |
for (ScheduledFuture task : tasks) { |
708 |
> |
assertTrue(task.isDone()); |
709 |
> |
assertTrue(task.isCancelled()); |
710 |
|
} |
711 |
|
} |
712 |
|
|
713 |
|
/** |
714 |
< |
* Test to verify shutDownNow returns a list |
715 |
< |
* containing the correct number of elements |
714 |
> |
* If setContinueExistingPeriodicTasksAfterShutdownPolicy is set false, |
715 |
> |
* periodic tasks are cancelled at shutdown |
716 |
|
*/ |
717 |
< |
public void testShutDownNow(){ |
718 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
719 |
< |
for(int i = 0; i < 5; i++) |
720 |
< |
one.schedule(newRunnable(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
721 |
< |
List l = one.shutdownNow(); |
722 |
< |
assertTrue(one.isShutdown()); |
723 |
< |
assertTrue(l.size() > 0 && l.size() <= 5); |
717 |
> |
public void testShutdown3() throws InterruptedException { |
718 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
719 |
> |
assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
720 |
> |
assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
721 |
> |
p.setContinueExistingPeriodicTasksAfterShutdownPolicy(false); |
722 |
> |
assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
723 |
> |
assertFalse(p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
724 |
> |
long initialDelay = LONG_DELAY_MS; |
725 |
> |
ScheduledFuture task = |
726 |
> |
p.scheduleAtFixedRate(new NoOpRunnable(), initialDelay, |
727 |
> |
5, MILLISECONDS); |
728 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
729 |
> |
assertTrue(p.isShutdown()); |
730 |
> |
assertTrue(p.getQueue().isEmpty()); |
731 |
> |
assertTrue(task.isDone()); |
732 |
> |
assertTrue(task.isCancelled()); |
733 |
> |
joinPool(p); |
734 |
|
} |
735 |
|
|
736 |
< |
public void testShutDown1(){ |
736 |
> |
/** |
737 |
> |
* if setContinueExistingPeriodicTasksAfterShutdownPolicy is true, |
738 |
> |
* periodic tasks are not cancelled at shutdown |
739 |
> |
*/ |
740 |
> |
public void testShutdown4() throws InterruptedException { |
741 |
> |
ScheduledThreadPoolExecutor p = new ScheduledThreadPoolExecutor(1); |
742 |
> |
final CountDownLatch counter = new CountDownLatch(2); |
743 |
|
try { |
744 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
745 |
< |
assertTrue(one.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
746 |
< |
assertFalse(one.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
744 |
> |
p.setContinueExistingPeriodicTasksAfterShutdownPolicy(true); |
745 |
> |
assertTrue(p.getExecuteExistingDelayedTasksAfterShutdownPolicy()); |
746 |
> |
assertTrue(p.getContinueExistingPeriodicTasksAfterShutdownPolicy()); |
747 |
> |
final Runnable r = new CheckedRunnable() { |
748 |
> |
public void realRun() { |
749 |
> |
counter.countDown(); |
750 |
> |
}}; |
751 |
> |
ScheduledFuture task = |
752 |
> |
p.scheduleAtFixedRate(r, 1, 1, MILLISECONDS); |
753 |
> |
assertFalse(task.isDone()); |
754 |
> |
assertFalse(task.isCancelled()); |
755 |
> |
try { p.shutdown(); } catch (SecurityException ok) { return; } |
756 |
> |
assertFalse(task.isCancelled()); |
757 |
> |
assertFalse(p.isTerminated()); |
758 |
> |
assertTrue(p.isShutdown()); |
759 |
> |
assertTrue(counter.await(SMALL_DELAY_MS, MILLISECONDS)); |
760 |
> |
assertFalse(task.isCancelled()); |
761 |
> |
assertTrue(task.cancel(false)); |
762 |
> |
assertTrue(task.isDone()); |
763 |
> |
assertTrue(task.isCancelled()); |
764 |
> |
assertTrue(p.awaitTermination(SMALL_DELAY_MS, MILLISECONDS)); |
765 |
> |
assertTrue(p.isTerminated()); |
766 |
> |
} |
767 |
> |
finally { |
768 |
> |
joinPool(p); |
769 |
> |
} |
770 |
> |
} |
771 |
|
|
772 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
773 |
< |
for(int i = 0; i < 5; i++) |
774 |
< |
tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS); |
775 |
< |
one.shutdown(); |
776 |
< |
BlockingQueue q = one.getQueue(); |
777 |
< |
for (Iterator it = q.iterator(); it.hasNext();) { |
778 |
< |
ScheduledCancellable t = (ScheduledCancellable)it.next(); |
779 |
< |
assertFalse(t.isCancelled()); |
780 |
< |
} |
781 |
< |
assertTrue(one.isShutdown()); |
782 |
< |
Thread.sleep(SHORT_DELAY_MS); |
783 |
< |
for (int i = 0; i < 5; ++i) { |
784 |
< |
assertTrue(tasks[i].isDone()); |
785 |
< |
assertFalse(tasks[i].isCancelled()); |
786 |
< |
} |
787 |
< |
|
772 |
> |
/** |
773 |
> |
* completed submit of callable returns result |
774 |
> |
*/ |
775 |
> |
public void testSubmitCallable() throws Exception { |
776 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
777 |
> |
try { |
778 |
> |
Future<String> future = e.submit(new StringTask()); |
779 |
> |
String result = future.get(); |
780 |
> |
assertSame(TEST_STRING, result); |
781 |
> |
} finally { |
782 |
> |
joinPool(e); |
783 |
> |
} |
784 |
> |
} |
785 |
> |
|
786 |
> |
/** |
787 |
> |
* completed submit of runnable returns successfully |
788 |
> |
*/ |
789 |
> |
public void testSubmitRunnable() throws Exception { |
790 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
791 |
> |
try { |
792 |
> |
Future<?> future = e.submit(new NoOpRunnable()); |
793 |
> |
future.get(); |
794 |
> |
assertTrue(future.isDone()); |
795 |
> |
} finally { |
796 |
> |
joinPool(e); |
797 |
> |
} |
798 |
> |
} |
799 |
> |
|
800 |
> |
/** |
801 |
> |
* completed submit of (runnable, result) returns result |
802 |
> |
*/ |
803 |
> |
public void testSubmitRunnable2() throws Exception { |
804 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
805 |
> |
try { |
806 |
> |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
807 |
> |
String result = future.get(); |
808 |
> |
assertSame(TEST_STRING, result); |
809 |
> |
} finally { |
810 |
> |
joinPool(e); |
811 |
|
} |
812 |
< |
catch(Exception ex) { |
813 |
< |
fail("unexpected exception"); |
812 |
> |
} |
813 |
> |
|
814 |
> |
/** |
815 |
> |
* invokeAny(null) throws NPE |
816 |
> |
*/ |
817 |
> |
public void testInvokeAny1() throws Exception { |
818 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
819 |
> |
try { |
820 |
> |
e.invokeAny(null); |
821 |
> |
shouldThrow(); |
822 |
> |
} catch (NullPointerException success) { |
823 |
> |
} finally { |
824 |
> |
joinPool(e); |
825 |
|
} |
826 |
|
} |
827 |
|
|
828 |
+ |
/** |
829 |
+ |
* invokeAny(empty collection) throws IAE |
830 |
+ |
*/ |
831 |
+ |
public void testInvokeAny2() throws Exception { |
832 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
833 |
+ |
try { |
834 |
+ |
e.invokeAny(new ArrayList<Callable<String>>()); |
835 |
+ |
shouldThrow(); |
836 |
+ |
} catch (IllegalArgumentException success) { |
837 |
+ |
} finally { |
838 |
+ |
joinPool(e); |
839 |
+ |
} |
840 |
+ |
} |
841 |
|
|
842 |
< |
public void testShutDown2(){ |
842 |
> |
/** |
843 |
> |
* invokeAny(c) throws NPE if c has null elements |
844 |
> |
*/ |
845 |
> |
public void testInvokeAny3() throws Exception { |
846 |
> |
CountDownLatch latch = new CountDownLatch(1); |
847 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
848 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
849 |
> |
l.add(latchAwaitingStringTask(latch)); |
850 |
> |
l.add(null); |
851 |
|
try { |
852 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
853 |
< |
one.setExecuteExistingDelayedTasksAfterShutdownPolicy(false); |
854 |
< |
ScheduledCancellable[] tasks = new ScheduledCancellable[5]; |
855 |
< |
for(int i = 0; i < 5; i++) |
856 |
< |
tasks[i] = one.schedule(newNoopRunnable(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS); |
857 |
< |
one.shutdown(); |
858 |
< |
assertTrue(one.isShutdown()); |
859 |
< |
BlockingQueue q = one.getQueue(); |
860 |
< |
assertTrue(q.isEmpty()); |
861 |
< |
Thread.sleep(SHORT_DELAY_MS); |
862 |
< |
assertTrue(one.isTerminated()); |
852 |
> |
e.invokeAny(l); |
853 |
> |
shouldThrow(); |
854 |
> |
} catch (NullPointerException success) { |
855 |
> |
} finally { |
856 |
> |
latch.countDown(); |
857 |
> |
joinPool(e); |
858 |
> |
} |
859 |
> |
} |
860 |
> |
|
861 |
> |
/** |
862 |
> |
* invokeAny(c) throws ExecutionException if no task completes |
863 |
> |
*/ |
864 |
> |
public void testInvokeAny4() throws Exception { |
865 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
866 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
867 |
> |
l.add(new NPETask()); |
868 |
> |
try { |
869 |
> |
e.invokeAny(l); |
870 |
> |
shouldThrow(); |
871 |
> |
} catch (ExecutionException success) { |
872 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
873 |
> |
} finally { |
874 |
> |
joinPool(e); |
875 |
> |
} |
876 |
> |
} |
877 |
> |
|
878 |
> |
/** |
879 |
> |
* invokeAny(c) returns result of some task |
880 |
> |
*/ |
881 |
> |
public void testInvokeAny5() throws Exception { |
882 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
883 |
> |
try { |
884 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
885 |
> |
l.add(new StringTask()); |
886 |
> |
l.add(new StringTask()); |
887 |
> |
String result = e.invokeAny(l); |
888 |
> |
assertSame(TEST_STRING, result); |
889 |
> |
} finally { |
890 |
> |
joinPool(e); |
891 |
> |
} |
892 |
> |
} |
893 |
> |
|
894 |
> |
/** |
895 |
> |
* invokeAll(null) throws NPE |
896 |
> |
*/ |
897 |
> |
public void testInvokeAll1() throws Exception { |
898 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
899 |
> |
try { |
900 |
> |
e.invokeAll(null); |
901 |
> |
shouldThrow(); |
902 |
> |
} catch (NullPointerException success) { |
903 |
> |
} finally { |
904 |
> |
joinPool(e); |
905 |
|
} |
906 |
< |
catch(Exception ex) { |
907 |
< |
fail("unexpected exception"); |
906 |
> |
} |
907 |
> |
|
908 |
> |
/** |
909 |
> |
* invokeAll(empty collection) returns empty collection |
910 |
> |
*/ |
911 |
> |
public void testInvokeAll2() throws Exception { |
912 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
913 |
> |
try { |
914 |
> |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
915 |
> |
assertTrue(r.isEmpty()); |
916 |
> |
} finally { |
917 |
> |
joinPool(e); |
918 |
|
} |
919 |
|
} |
920 |
|
|
921 |
+ |
/** |
922 |
+ |
* invokeAll(c) throws NPE if c has null elements |
923 |
+ |
*/ |
924 |
+ |
public void testInvokeAll3() throws Exception { |
925 |
+ |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
926 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
927 |
+ |
l.add(new StringTask()); |
928 |
+ |
l.add(null); |
929 |
+ |
try { |
930 |
+ |
e.invokeAll(l); |
931 |
+ |
shouldThrow(); |
932 |
+ |
} catch (NullPointerException success) { |
933 |
+ |
} finally { |
934 |
+ |
joinPool(e); |
935 |
+ |
} |
936 |
+ |
} |
937 |
|
|
938 |
< |
public void testShutDown3(){ |
938 |
> |
/** |
939 |
> |
* get of invokeAll(c) throws exception on failed task |
940 |
> |
*/ |
941 |
> |
public void testInvokeAll4() throws Exception { |
942 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
943 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
944 |
> |
l.add(new NPETask()); |
945 |
> |
List<Future<String>> futures = e.invokeAll(l); |
946 |
> |
assertEquals(1, futures.size()); |
947 |
|
try { |
948 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
949 |
< |
one.setContinueExistingPeriodicTasksAfterShutdownPolicy(false); |
950 |
< |
ScheduledCancellable task = |
951 |
< |
one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS); |
952 |
< |
one.shutdown(); |
953 |
< |
assertTrue(one.isShutdown()); |
522 |
< |
BlockingQueue q = one.getQueue(); |
523 |
< |
assertTrue(q.isEmpty()); |
524 |
< |
Thread.sleep(SHORT_DELAY_MS); |
525 |
< |
assertTrue(one.isTerminated()); |
948 |
> |
futures.get(0).get(); |
949 |
> |
shouldThrow(); |
950 |
> |
} catch (ExecutionException success) { |
951 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
952 |
> |
} finally { |
953 |
> |
joinPool(e); |
954 |
|
} |
955 |
< |
catch(Exception ex) { |
956 |
< |
fail("unexpected exception"); |
955 |
> |
} |
956 |
> |
|
957 |
> |
/** |
958 |
> |
* invokeAll(c) returns results of all completed tasks |
959 |
> |
*/ |
960 |
> |
public void testInvokeAll5() throws Exception { |
961 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
962 |
> |
try { |
963 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
964 |
> |
l.add(new StringTask()); |
965 |
> |
l.add(new StringTask()); |
966 |
> |
List<Future<String>> futures = e.invokeAll(l); |
967 |
> |
assertEquals(2, futures.size()); |
968 |
> |
for (Future<String> future : futures) |
969 |
> |
assertSame(TEST_STRING, future.get()); |
970 |
> |
} finally { |
971 |
> |
joinPool(e); |
972 |
|
} |
973 |
|
} |
974 |
|
|
975 |
< |
public void testShutDown4(){ |
976 |
< |
ScheduledExecutor one = new ScheduledExecutor(1); |
975 |
> |
/** |
976 |
> |
* timed invokeAny(null) throws NPE |
977 |
> |
*/ |
978 |
> |
public void testTimedInvokeAny1() throws Exception { |
979 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
980 |
|
try { |
981 |
< |
one.setContinueExistingPeriodicTasksAfterShutdownPolicy(true); |
982 |
< |
ScheduledCancellable task = |
983 |
< |
one.scheduleAtFixedRate(newNoopRunnable(), 5, 5, TimeUnit.MILLISECONDS); |
984 |
< |
assertFalse(task.isCancelled()); |
985 |
< |
one.shutdown(); |
540 |
< |
assertFalse(task.isCancelled()); |
541 |
< |
assertFalse(one.isTerminated()); |
542 |
< |
assertTrue(one.isShutdown()); |
543 |
< |
Thread.sleep(SHORT_DELAY_MS); |
544 |
< |
assertFalse(task.isCancelled()); |
545 |
< |
task.cancel(true); |
546 |
< |
assertTrue(task.isCancelled()); |
547 |
< |
Thread.sleep(SHORT_DELAY_MS); |
548 |
< |
assertTrue(one.isTerminated()); |
981 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
982 |
> |
shouldThrow(); |
983 |
> |
} catch (NullPointerException success) { |
984 |
> |
} finally { |
985 |
> |
joinPool(e); |
986 |
|
} |
987 |
< |
catch(Exception ex) { |
988 |
< |
fail("unexpected exception"); |
987 |
> |
} |
988 |
> |
|
989 |
> |
/** |
990 |
> |
* timed invokeAny(,,null) throws NPE |
991 |
> |
*/ |
992 |
> |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
993 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
994 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
995 |
> |
l.add(new StringTask()); |
996 |
> |
try { |
997 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
998 |
> |
shouldThrow(); |
999 |
> |
} catch (NullPointerException success) { |
1000 |
> |
} finally { |
1001 |
> |
joinPool(e); |
1002 |
|
} |
1003 |
< |
finally { |
1004 |
< |
one.shutdownNow(); |
1003 |
> |
} |
1004 |
> |
|
1005 |
> |
/** |
1006 |
> |
* timed invokeAny(empty collection) throws IAE |
1007 |
> |
*/ |
1008 |
> |
public void testTimedInvokeAny2() throws Exception { |
1009 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1010 |
> |
try { |
1011 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1012 |
> |
shouldThrow(); |
1013 |
> |
} catch (IllegalArgumentException success) { |
1014 |
> |
} finally { |
1015 |
> |
joinPool(e); |
1016 |
> |
} |
1017 |
> |
} |
1018 |
> |
|
1019 |
> |
/** |
1020 |
> |
* timed invokeAny(c) throws NPE if c has null elements |
1021 |
> |
*/ |
1022 |
> |
public void testTimedInvokeAny3() throws Exception { |
1023 |
> |
CountDownLatch latch = new CountDownLatch(1); |
1024 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1025 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1026 |
> |
l.add(latchAwaitingStringTask(latch)); |
1027 |
> |
l.add(null); |
1028 |
> |
try { |
1029 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1030 |
> |
shouldThrow(); |
1031 |
> |
} catch (NullPointerException success) { |
1032 |
> |
} finally { |
1033 |
> |
latch.countDown(); |
1034 |
> |
joinPool(e); |
1035 |
> |
} |
1036 |
> |
} |
1037 |
> |
|
1038 |
> |
/** |
1039 |
> |
* timed invokeAny(c) throws ExecutionException if no task completes |
1040 |
> |
*/ |
1041 |
> |
public void testTimedInvokeAny4() throws Exception { |
1042 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1043 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1044 |
> |
l.add(new NPETask()); |
1045 |
> |
try { |
1046 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1047 |
> |
shouldThrow(); |
1048 |
> |
} catch (ExecutionException success) { |
1049 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1050 |
> |
} finally { |
1051 |
> |
joinPool(e); |
1052 |
> |
} |
1053 |
> |
} |
1054 |
> |
|
1055 |
> |
/** |
1056 |
> |
* timed invokeAny(c) returns result of some task |
1057 |
> |
*/ |
1058 |
> |
public void testTimedInvokeAny5() throws Exception { |
1059 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1060 |
> |
try { |
1061 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1062 |
> |
l.add(new StringTask()); |
1063 |
> |
l.add(new StringTask()); |
1064 |
> |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1065 |
> |
assertSame(TEST_STRING, result); |
1066 |
> |
} finally { |
1067 |
> |
joinPool(e); |
1068 |
> |
} |
1069 |
> |
} |
1070 |
> |
|
1071 |
> |
/** |
1072 |
> |
* timed invokeAll(null) throws NPE |
1073 |
> |
*/ |
1074 |
> |
public void testTimedInvokeAll1() throws Exception { |
1075 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1076 |
> |
try { |
1077 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
1078 |
> |
shouldThrow(); |
1079 |
> |
} catch (NullPointerException success) { |
1080 |
> |
} finally { |
1081 |
> |
joinPool(e); |
1082 |
> |
} |
1083 |
> |
} |
1084 |
> |
|
1085 |
> |
/** |
1086 |
> |
* timed invokeAll(,,null) throws NPE |
1087 |
> |
*/ |
1088 |
> |
public void testTimedInvokeAllNullTimeUnit() throws Exception { |
1089 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1090 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1091 |
> |
l.add(new StringTask()); |
1092 |
> |
try { |
1093 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
1094 |
> |
shouldThrow(); |
1095 |
> |
} catch (NullPointerException success) { |
1096 |
> |
} finally { |
1097 |
> |
joinPool(e); |
1098 |
> |
} |
1099 |
> |
} |
1100 |
> |
|
1101 |
> |
/** |
1102 |
> |
* timed invokeAll(empty collection) returns empty collection |
1103 |
> |
*/ |
1104 |
> |
public void testTimedInvokeAll2() throws Exception { |
1105 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1106 |
> |
try { |
1107 |
> |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
1108 |
> |
assertTrue(r.isEmpty()); |
1109 |
> |
} finally { |
1110 |
> |
joinPool(e); |
1111 |
> |
} |
1112 |
> |
} |
1113 |
> |
|
1114 |
> |
/** |
1115 |
> |
* timed invokeAll(c) throws NPE if c has null elements |
1116 |
> |
*/ |
1117 |
> |
public void testTimedInvokeAll3() throws Exception { |
1118 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1119 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1120 |
> |
l.add(new StringTask()); |
1121 |
> |
l.add(null); |
1122 |
> |
try { |
1123 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1124 |
> |
shouldThrow(); |
1125 |
> |
} catch (NullPointerException success) { |
1126 |
> |
} finally { |
1127 |
> |
joinPool(e); |
1128 |
> |
} |
1129 |
> |
} |
1130 |
> |
|
1131 |
> |
/** |
1132 |
> |
* get of element of invokeAll(c) throws exception on failed task |
1133 |
> |
*/ |
1134 |
> |
public void testTimedInvokeAll4() throws Exception { |
1135 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1136 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1137 |
> |
l.add(new NPETask()); |
1138 |
> |
List<Future<String>> futures = |
1139 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1140 |
> |
assertEquals(1, futures.size()); |
1141 |
> |
try { |
1142 |
> |
futures.get(0).get(); |
1143 |
> |
shouldThrow(); |
1144 |
> |
} catch (ExecutionException success) { |
1145 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
1146 |
> |
} finally { |
1147 |
> |
joinPool(e); |
1148 |
> |
} |
1149 |
> |
} |
1150 |
> |
|
1151 |
> |
/** |
1152 |
> |
* timed invokeAll(c) returns results of all completed tasks |
1153 |
> |
*/ |
1154 |
> |
public void testTimedInvokeAll5() throws Exception { |
1155 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1156 |
> |
try { |
1157 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1158 |
> |
l.add(new StringTask()); |
1159 |
> |
l.add(new StringTask()); |
1160 |
> |
List<Future<String>> futures = |
1161 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
1162 |
> |
assertEquals(2, futures.size()); |
1163 |
> |
for (Future<String> future : futures) |
1164 |
> |
assertSame(TEST_STRING, future.get()); |
1165 |
> |
} finally { |
1166 |
> |
joinPool(e); |
1167 |
> |
} |
1168 |
> |
} |
1169 |
> |
|
1170 |
> |
/** |
1171 |
> |
* timed invokeAll(c) cancels tasks not completed by timeout |
1172 |
> |
*/ |
1173 |
> |
public void testTimedInvokeAll6() throws Exception { |
1174 |
> |
ExecutorService e = new ScheduledThreadPoolExecutor(2); |
1175 |
> |
try { |
1176 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
1177 |
> |
l.add(new StringTask()); |
1178 |
> |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
1179 |
> |
l.add(new StringTask()); |
1180 |
> |
List<Future<String>> futures = |
1181 |
> |
e.invokeAll(l, SHORT_DELAY_MS, MILLISECONDS); |
1182 |
> |
assertEquals(l.size(), futures.size()); |
1183 |
> |
for (Future future : futures) |
1184 |
> |
assertTrue(future.isDone()); |
1185 |
> |
assertFalse(futures.get(0).isCancelled()); |
1186 |
> |
assertTrue(futures.get(1).isCancelled()); |
1187 |
> |
} finally { |
1188 |
> |
joinPool(e); |
1189 |
|
} |
1190 |
|
} |
1191 |
|
|