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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/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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*/ |
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import junit.framework.*; |
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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.*; |
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|
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public class FutureTaskTest extends TestCase { |
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public class FutureTaskTest extends JSR166TestCase { |
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|
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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(FutureTaskTest.class); |
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return new TestSuite(FutureTaskTest.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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public void testIsDone(){ |
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FutureTask task = new FutureTask( new Callable() { |
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public Object call() { return Boolean.TRUE; } }); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertFalse(task.isCancelled()); |
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/** |
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* Subclass to expose protected methods |
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*/ |
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static class PublicFutureTask extends FutureTask { |
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public PublicFutureTask(Callable r) { super(r); } |
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public boolean runAndReset() { return super.runAndReset(); } |
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public void set(Object x) { super.set(x); } |
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public void setException(Throwable t) { super.setException(t); } |
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} |
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|
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/** |
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* Creating a future with a null callable throws NPE |
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*/ |
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public void testConstructor() { |
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try { |
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FutureTask task = new FutureTask(null); |
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shouldThrow(); |
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} catch (NullPointerException success) {} |
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} |
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|
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/** |
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* creating a future with null runnable fails |
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*/ |
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public void testConstructor2() { |
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try { |
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FutureTask task = new FutureTask(null, Boolean.TRUE); |
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shouldThrow(); |
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} catch (NullPointerException success) {} |
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} |
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|
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/** |
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* isDone is true when a task completes |
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*/ |
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public void testIsDone() { |
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FutureTask task = new FutureTask(new NoOpCallable()); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertFalse(task.isCancelled()); |
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} |
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|
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/** |
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* runAndReset of a non-cancelled task succeeds |
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*/ |
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public void testRunAndReset() { |
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PublicFutureTask task = new PublicFutureTask(new NoOpCallable()); |
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assertTrue(task.runAndReset()); |
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assertFalse(task.isDone()); |
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} |
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|
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/** |
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* runAndReset after cancellation fails |
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*/ |
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public void testResetAfterCancel() { |
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PublicFutureTask task = new PublicFutureTask(new NoOpCallable()); |
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assertTrue(task.cancel(false)); |
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assertFalse(task.runAndReset()); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} |
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|
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|
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|
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/** |
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* setting value causes get to return it |
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*/ |
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public void testSet() throws Exception { |
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PublicFutureTask task = new PublicFutureTask(new NoOpCallable()); |
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task.set(one); |
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assertSame(task.get(), one); |
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} |
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|
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/** |
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* setException causes get to throw ExecutionException |
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*/ |
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public void testSetException() throws Exception { |
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Exception nse = new NoSuchElementException(); |
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PublicFutureTask task = new PublicFutureTask(new NoOpCallable()); |
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task.setException(nse); |
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try { |
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Object x = task.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertSame(success.getCause(), nse); |
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} |
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} |
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|
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/** |
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* Cancelling before running succeeds |
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*/ |
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public void testCancelBeforeRun() { |
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FutureTask task = new FutureTask( new Callable() { |
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public Object call() { return Boolean.TRUE; } }); |
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FutureTask task = new FutureTask(new NoOpCallable()); |
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assertTrue(task.cancel(false)); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} |
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|
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/** |
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* Cancel(true) before run succeeds |
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*/ |
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public void testCancelBeforeRun2() { |
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FutureTask task = new FutureTask( new Callable() { |
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public Object call() { return Boolean.TRUE; } }); |
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FutureTask task = new FutureTask(new NoOpCallable()); |
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assertTrue(task.cancel(true)); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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task.run(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} |
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|
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/** |
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* cancel of a completed task fails |
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*/ |
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public void testCancelAfterRun() { |
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FutureTask task = new FutureTask( new Callable() { |
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public Object call() { return Boolean.TRUE; } }); |
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task.run(); |
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FutureTask task = new FutureTask(new NoOpCallable()); |
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task.run(); |
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assertFalse(task.cancel(false)); |
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assertTrue(task.isDone()); |
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assertFalse(task.isCancelled()); |
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assertTrue(task.isDone()); |
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assertFalse(task.isCancelled()); |
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} |
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|
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public void testCancelInterrupt(){ |
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FutureTask task = new FutureTask( new Callable() { |
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public Object call() { |
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try { |
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Thread.sleep(SHORT_DELAY_MS* 2); |
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fail("should throw"); |
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} |
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catch (InterruptedException success) {} |
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/** |
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* cancel(true) interrupts a running task |
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*/ |
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public void testCancelInterrupt() throws InterruptedException { |
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final FutureTask task = |
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new FutureTask(new CheckedInterruptedCallable<Object>() { |
148 |
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public Object realCall() throws InterruptedException { |
149 |
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Thread.sleep(SMALL_DELAY_MS); |
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return Boolean.TRUE; |
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} }); |
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Thread t = new Thread(task); |
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}}); |
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|
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Thread t = new Thread(task); |
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t.start(); |
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|
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try{ |
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Thread.sleep(SHORT_DELAY_MS); |
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assertTrue(task.cancel(true)); |
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t.join(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} catch(InterruptedException e){ |
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fail("unexpected exception"); |
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} |
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Thread.sleep(SHORT_DELAY_MS); |
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assertTrue(task.cancel(true)); |
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t.join(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} |
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|
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|
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public void testCancelNoInterrupt(){ |
164 |
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FutureTask task = new FutureTask( new Callable() { |
165 |
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public Object call() { |
166 |
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try { |
167 |
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Thread.sleep(SHORT_DELAY_MS* 2); |
168 |
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} |
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catch (InterruptedException success) { |
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fail("should not interrupt"); |
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} |
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/** |
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* cancel(false) does not interrupt a running task |
165 |
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*/ |
166 |
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public void testCancelNoInterrupt() throws InterruptedException { |
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final FutureTask task = |
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new FutureTask(new CheckedCallable<Object>() { |
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public Object realCall() throws InterruptedException { |
170 |
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Thread.sleep(MEDIUM_DELAY_MS); |
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return Boolean.TRUE; |
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} }); |
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Thread t = new Thread(task); |
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}}); |
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|
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Thread t = new Thread(task); |
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t.start(); |
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|
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try{ |
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Thread.sleep(SHORT_DELAY_MS); |
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assertTrue(task.cancel(false)); |
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t.join(); |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} catch(InterruptedException e){ |
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fail("unexpected exception"); |
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} |
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Thread.sleep(SHORT_DELAY_MS); |
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assertTrue(task.cancel(false)); |
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t.join(); |
179 |
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assertTrue(task.isDone()); |
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assertTrue(task.isCancelled()); |
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} |
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|
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public void testGet1() { |
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final FutureTask ft = new FutureTask(new Callable(){ |
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public Object call(){ |
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try{ |
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Thread.sleep(MEDIUM_DELAY_MS); |
188 |
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} catch(InterruptedException e){ |
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fail("unexpected exception"); |
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} |
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return Boolean.TRUE; |
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} |
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}); |
120 |
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Thread t = new Thread(new Runnable(){ |
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public void run(){ |
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try{ |
123 |
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ft.get(); |
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} catch(Exception e){ |
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fail("unexpected exception"); |
126 |
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} |
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} |
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}); |
129 |
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try{ |
130 |
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assertFalse(ft.isDone()); |
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assertFalse(ft.isCancelled()); |
132 |
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t.start(); |
133 |
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Thread.sleep(SHORT_DELAY_MS); |
134 |
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ft.run(); |
135 |
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t.join(); |
136 |
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assertTrue(ft.isDone()); |
137 |
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assertFalse(ft.isCancelled()); |
138 |
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} catch(InterruptedException e){ |
139 |
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fail("unexpected exception"); |
140 |
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|
141 |
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} |
142 |
< |
} |
143 |
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|
144 |
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public void testTimedGet1() { |
145 |
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final FutureTask ft = new FutureTask(new Callable(){ |
146 |
< |
public Object call(){ |
147 |
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try{ |
148 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
149 |
< |
} catch(InterruptedException e){ |
150 |
< |
fail("unexpected exception"); |
151 |
< |
} |
183 |
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/** |
184 |
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* set in one thread causes get in another thread to retrieve value |
185 |
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*/ |
186 |
> |
public void testGet1() throws InterruptedException { |
187 |
> |
final FutureTask ft = |
188 |
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new FutureTask(new CheckedCallable<Object>() { |
189 |
> |
public Object realCall() throws InterruptedException { |
190 |
|
return Boolean.TRUE; |
191 |
< |
} |
192 |
< |
}); |
193 |
< |
Thread t = new Thread(new Runnable(){ |
194 |
< |
public void run(){ |
195 |
< |
try{ |
196 |
< |
ft.get(SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
197 |
< |
} catch(TimeoutException success) { |
198 |
< |
} catch(Exception e){ |
199 |
< |
fail("unexpected exception"); |
200 |
< |
} |
201 |
< |
} |
202 |
< |
}); |
203 |
< |
try{ |
204 |
< |
assertFalse(ft.isDone()); |
167 |
< |
assertFalse(ft.isCancelled()); |
168 |
< |
t.start(); |
169 |
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ft.run(); |
170 |
< |
t.join(); |
171 |
< |
assertTrue(ft.isDone()); |
172 |
< |
assertFalse(ft.isCancelled()); |
173 |
< |
} catch(InterruptedException e){ |
174 |
< |
fail("unexpected exception"); |
175 |
< |
|
176 |
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} |
191 |
> |
}}); |
192 |
> |
Thread t = new Thread(new CheckedRunnable() { |
193 |
> |
public void realRun() throws Exception { |
194 |
> |
assertSame(Boolean.TRUE, ft.get()); |
195 |
> |
}}); |
196 |
> |
|
197 |
> |
assertFalse(ft.isDone()); |
198 |
> |
assertFalse(ft.isCancelled()); |
199 |
> |
t.start(); |
200 |
> |
Thread.sleep(SHORT_DELAY_MS); |
201 |
> |
ft.run(); |
202 |
> |
t.join(); |
203 |
> |
assertTrue(ft.isDone()); |
204 |
> |
assertFalse(ft.isCancelled()); |
205 |
|
} |
206 |
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|
207 |
+ |
/** |
208 |
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* set in one thread causes timed get in another thread to retrieve value |
209 |
+ |
*/ |
210 |
+ |
public void testTimedGet1() throws InterruptedException { |
211 |
+ |
final FutureTask ft = |
212 |
+ |
new FutureTask(new CheckedCallable<Object>() { |
213 |
+ |
public Object realCall() throws InterruptedException { |
214 |
+ |
return Boolean.TRUE; |
215 |
+ |
}}); |
216 |
+ |
Thread t = new Thread(new CheckedRunnable() { |
217 |
+ |
public void realRun() throws Exception { |
218 |
+ |
assertSame(Boolean.TRUE, ft.get(SMALL_DELAY_MS, MILLISECONDS)); |
219 |
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}}); |
220 |
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|
221 |
< |
public void testGet_Cancellation(){ |
222 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
223 |
< |
public Object call(){ |
224 |
< |
try{ |
225 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
226 |
< |
} catch(InterruptedException e){ |
227 |
< |
fail("unexpected exception"); |
228 |
< |
} |
221 |
> |
assertFalse(ft.isDone()); |
222 |
> |
assertFalse(ft.isCancelled()); |
223 |
> |
t.start(); |
224 |
> |
Thread.sleep(SHORT_DELAY_MS); |
225 |
> |
ft.run(); |
226 |
> |
t.join(); |
227 |
> |
assertTrue(ft.isDone()); |
228 |
> |
assertFalse(ft.isCancelled()); |
229 |
> |
} |
230 |
> |
|
231 |
> |
/** |
232 |
> |
* Cancelling a task causes timed get in another thread to throw |
233 |
> |
* CancellationException |
234 |
> |
*/ |
235 |
> |
public void testTimedGet_Cancellation() throws InterruptedException { |
236 |
> |
final FutureTask ft = |
237 |
> |
new FutureTask(new CheckedInterruptedCallable<Object>() { |
238 |
> |
public Object realCall() throws InterruptedException { |
239 |
> |
Thread.sleep(SMALL_DELAY_MS); |
240 |
|
return Boolean.TRUE; |
241 |
< |
} |
242 |
< |
}); |
243 |
< |
try { |
244 |
< |
Thread.sleep(SHORT_DELAY_MS); |
245 |
< |
Thread t = new Thread(new Runnable(){ |
246 |
< |
public void run(){ |
247 |
< |
try{ |
248 |
< |
ft.get(); |
249 |
< |
fail("should throw"); |
250 |
< |
} catch(CancellationException success){ |
251 |
< |
} |
252 |
< |
catch(Exception e){ |
253 |
< |
fail("unexpected exception"); |
254 |
< |
} |
255 |
< |
} |
256 |
< |
}); |
257 |
< |
t.start(); |
258 |
< |
ft.cancel(true); |
259 |
< |
t.join(); |
260 |
< |
} catch(InterruptedException success){ |
261 |
< |
fail("unexpected exception"); |
262 |
< |
} |
263 |
< |
} |
264 |
< |
|
265 |
< |
public void testGet_Cancellation2(){ |
266 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
267 |
< |
public Object call(){ |
268 |
< |
try{ |
269 |
< |
Thread.sleep(SHORT_DELAY_MS); |
270 |
< |
} catch(InterruptedException e) { |
271 |
< |
fail("unexpected exception"); |
272 |
< |
} |
273 |
< |
return Boolean.TRUE; |
274 |
< |
} |
275 |
< |
}); |
276 |
< |
try{ |
277 |
< |
Thread.sleep(100); |
278 |
< |
Thread t = new Thread(new Runnable(){ |
227 |
< |
public void run(){ |
228 |
< |
try{ |
229 |
< |
ft.get(3 * SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
230 |
< |
fail("should throw"); |
231 |
< |
} catch(CancellationException success) {} |
232 |
< |
catch(Exception e){ |
233 |
< |
fail("unexpected exception"); |
234 |
< |
} |
235 |
< |
} |
236 |
< |
}); |
237 |
< |
t.start(); |
238 |
< |
Thread.sleep(SHORT_DELAY_MS); |
239 |
< |
ft.cancel(true); |
240 |
< |
Thread.sleep(SHORT_DELAY_MS); |
241 |
< |
t.join(); |
242 |
< |
} catch(InterruptedException ie){ |
243 |
< |
fail("unexpected exception"); |
244 |
< |
} |
241 |
> |
}}); |
242 |
> |
|
243 |
> |
Thread t1 = new ThreadShouldThrow(CancellationException.class) { |
244 |
> |
public void realRun() throws Exception { |
245 |
> |
ft.get(MEDIUM_DELAY_MS, MILLISECONDS); |
246 |
> |
}}; |
247 |
> |
Thread t2 = new Thread(ft); |
248 |
> |
t1.start(); |
249 |
> |
t2.start(); |
250 |
> |
Thread.sleep(SHORT_DELAY_MS); |
251 |
> |
ft.cancel(true); |
252 |
> |
t1.join(); |
253 |
> |
t2.join(); |
254 |
> |
} |
255 |
> |
|
256 |
> |
/** |
257 |
> |
* Cancelling a task causes get in another thread to throw |
258 |
> |
* CancellationException |
259 |
> |
*/ |
260 |
> |
public void testGet_Cancellation() throws InterruptedException { |
261 |
> |
final FutureTask ft = |
262 |
> |
new FutureTask(new CheckedInterruptedCallable<Object>() { |
263 |
> |
public Object realCall() throws InterruptedException { |
264 |
> |
Thread.sleep(SMALL_DELAY_MS); |
265 |
> |
return Boolean.TRUE; |
266 |
> |
}}); |
267 |
> |
Thread t1 = new ThreadShouldThrow(CancellationException.class) { |
268 |
> |
public void realRun() throws Exception { |
269 |
> |
ft.get(); |
270 |
> |
}}; |
271 |
> |
|
272 |
> |
Thread t2 = new Thread(ft); |
273 |
> |
t1.start(); |
274 |
> |
t2.start(); |
275 |
> |
Thread.sleep(SHORT_DELAY_MS); |
276 |
> |
ft.cancel(true); |
277 |
> |
t1.join(); |
278 |
> |
t2.join(); |
279 |
|
} |
280 |
|
|
281 |
< |
public void testGet_ExecutionException(){ |
282 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
283 |
< |
public Object call(){ |
284 |
< |
int i = 5/0; |
285 |
< |
return Boolean.TRUE; |
286 |
< |
} |
287 |
< |
}); |
288 |
< |
try{ |
289 |
< |
ft.run(); |
290 |
< |
ft.get(); |
291 |
< |
fail("should throw"); |
258 |
< |
} catch(ExecutionException success){ |
259 |
< |
} |
260 |
< |
catch(Exception e){ |
261 |
< |
fail("unexpected exception"); |
262 |
< |
} |
263 |
< |
} |
264 |
< |
|
265 |
< |
public void testTimedGet_ExecutionException2(){ |
266 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
267 |
< |
public Object call(){ |
268 |
< |
int i = 5/0; |
269 |
< |
return Boolean.TRUE; |
270 |
< |
} |
271 |
< |
}); |
272 |
< |
try{ |
273 |
< |
ft.run(); |
274 |
< |
ft.get(SHORT_DELAY_MS, TimeUnit.MILLISECONDS); |
275 |
< |
fail("should throw"); |
276 |
< |
} catch(ExecutionException success) { |
277 |
< |
} catch(TimeoutException success) { } // unlikely but OK |
278 |
< |
catch(Exception e){ |
279 |
< |
fail("unexpected exception"); |
280 |
< |
} |
281 |
< |
} |
282 |
< |
|
283 |
< |
|
284 |
< |
public void testGet_InterruptedException(){ |
285 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
286 |
< |
public Object call(){ |
287 |
< |
return new Object(); |
288 |
< |
} |
289 |
< |
}); |
290 |
< |
Thread t = new Thread(new Runnable(){ |
291 |
< |
public void run(){ |
292 |
< |
try{ |
293 |
< |
ft.get(); |
294 |
< |
fail("should throw"); |
295 |
< |
} catch(InterruptedException success){ |
296 |
< |
} catch(Exception e){ |
297 |
< |
fail("unexpected exception"); |
298 |
< |
} |
299 |
< |
} |
300 |
< |
}); |
281 |
> |
|
282 |
> |
/** |
283 |
> |
* A runtime exception in task causes get to throw ExecutionException |
284 |
> |
*/ |
285 |
> |
public void testGet_ExecutionException() throws InterruptedException { |
286 |
> |
final FutureTask ft = new FutureTask(new Callable() { |
287 |
> |
public Object call() { |
288 |
> |
return 5/0; |
289 |
> |
}}); |
290 |
> |
|
291 |
> |
ft.run(); |
292 |
|
try { |
293 |
< |
t.start(); |
294 |
< |
Thread.sleep(SHORT_DELAY_MS); |
295 |
< |
t.interrupt(); |
296 |
< |
t.join(); |
306 |
< |
} catch(Exception e){ |
307 |
< |
fail("unexpected exception"); |
293 |
> |
ft.get(); |
294 |
> |
shouldThrow(); |
295 |
> |
} catch (ExecutionException success) { |
296 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
297 |
|
} |
298 |
|
} |
299 |
|
|
300 |
< |
public void testTimedGet_InterruptedException2(){ |
301 |
< |
final FutureTask ft = new FutureTask(new Callable(){ |
302 |
< |
public Object call(){ |
303 |
< |
return new Object(); |
304 |
< |
} |
305 |
< |
}); |
306 |
< |
Thread t = new Thread(new Runnable(){ |
307 |
< |
public void run(){ |
308 |
< |
try{ |
309 |
< |
ft.get(100,TimeUnit.SECONDS); |
321 |
< |
fail("should throw"); |
322 |
< |
} catch(InterruptedException success){} |
323 |
< |
catch(Exception e){ |
324 |
< |
fail("unexpected exception"); |
325 |
< |
} |
326 |
< |
} |
327 |
< |
}); |
300 |
> |
/** |
301 |
> |
* A runtime exception in task causes timed get to throw ExecutionException |
302 |
> |
*/ |
303 |
> |
public void testTimedGet_ExecutionException2() throws Exception { |
304 |
> |
final FutureTask ft = new FutureTask(new Callable() { |
305 |
> |
public Object call() { |
306 |
> |
return 5/0; |
307 |
> |
}}); |
308 |
> |
|
309 |
> |
ft.run(); |
310 |
|
try { |
311 |
< |
t.start(); |
312 |
< |
Thread.sleep(SHORT_DELAY_MS); |
313 |
< |
t.interrupt(); |
314 |
< |
t.join(); |
333 |
< |
} catch(Exception e){ |
334 |
< |
fail("unexpected exception"); |
311 |
> |
ft.get(SHORT_DELAY_MS, MILLISECONDS); |
312 |
> |
shouldThrow(); |
313 |
> |
} catch (ExecutionException success) { |
314 |
> |
assertTrue(success.getCause() instanceof ArithmeticException); |
315 |
|
} |
316 |
|
} |
317 |
< |
|
318 |
< |
public void testGet_TimeoutException(){ |
319 |
< |
FutureTask ft = new FutureTask(new Callable(){ |
320 |
< |
public Object call(){ |
321 |
< |
return new Object(); |
322 |
< |
} |
323 |
< |
}); |
324 |
< |
try{ |
325 |
< |
ft.get(1,TimeUnit.MILLISECONDS); |
326 |
< |
fail("should throw"); |
327 |
< |
} catch(TimeoutException success){} |
328 |
< |
catch(Exception success){ |
329 |
< |
fail("unexpected exception"); |
330 |
< |
} |
331 |
< |
|
332 |
< |
|
317 |
> |
|
318 |
> |
|
319 |
> |
/** |
320 |
> |
* Interrupting a waiting get causes it to throw InterruptedException |
321 |
> |
*/ |
322 |
> |
public void testGet_InterruptedException() throws InterruptedException { |
323 |
> |
final FutureTask ft = new FutureTask(new NoOpCallable()); |
324 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
325 |
> |
public void realRun() throws Exception { |
326 |
> |
ft.get(); |
327 |
> |
}}); |
328 |
> |
|
329 |
> |
t.start(); |
330 |
> |
Thread.sleep(SHORT_DELAY_MS); |
331 |
> |
t.interrupt(); |
332 |
> |
t.join(); |
333 |
> |
} |
334 |
> |
|
335 |
> |
/** |
336 |
> |
* Interrupting a waiting timed get causes it to throw InterruptedException |
337 |
> |
*/ |
338 |
> |
public void testTimedGet_InterruptedException2() throws InterruptedException { |
339 |
> |
final FutureTask ft = new FutureTask(new NoOpCallable()); |
340 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
341 |
> |
public void realRun() throws Exception { |
342 |
> |
ft.get(LONG_DELAY_MS,MILLISECONDS); |
343 |
> |
}}); |
344 |
> |
|
345 |
> |
t.start(); |
346 |
> |
Thread.sleep(SHORT_DELAY_MS); |
347 |
> |
t.interrupt(); |
348 |
> |
t.join(); |
349 |
|
} |
350 |
< |
|
350 |
> |
|
351 |
> |
/** |
352 |
> |
* A timed out timed get throws TimeoutException |
353 |
> |
*/ |
354 |
> |
public void testGet_TimeoutException() throws Exception { |
355 |
> |
try { |
356 |
> |
FutureTask ft = new FutureTask(new NoOpCallable()); |
357 |
> |
ft.get(1,MILLISECONDS); |
358 |
> |
shouldThrow(); |
359 |
> |
} catch (TimeoutException success) {} |
360 |
> |
} |
361 |
> |
|
362 |
|
} |