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dl |
1.1 |
/* |
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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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*/ |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.ForkJoinPool; |
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import java.util.concurrent.ForkJoinTask; |
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import java.util.concurrent.CountedCompleter; |
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import java.util.concurrent.ForkJoinWorkerThread; |
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import java.util.concurrent.RecursiveAction; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.TimeoutException; |
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jsr166 |
1.8 |
import java.util.concurrent.atomic.AtomicInteger; |
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dl |
1.1 |
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater; |
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jsr166 |
1.8 |
import java.util.concurrent.atomic.AtomicReference; |
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dl |
1.1 |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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import java.util.HashSet; |
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import junit.framework.*; |
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public class CountedCompleterTest 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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} |
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public static Test suite() { |
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return new TestSuite(CountedCompleterTest.class); |
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} |
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// Runs with "mainPool" use > 1 thread. singletonPool tests use 1 |
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static final int mainPoolSize = |
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Math.max(2, Runtime.getRuntime().availableProcessors()); |
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private static ForkJoinPool mainPool() { |
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return new ForkJoinPool(mainPoolSize); |
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} |
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private static ForkJoinPool singletonPool() { |
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return new ForkJoinPool(1); |
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} |
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private static ForkJoinPool asyncSingletonPool() { |
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return new ForkJoinPool(1, |
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ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
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null, true); |
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} |
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private void testInvokeOnPool(ForkJoinPool pool, ForkJoinTask a) { |
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try { |
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assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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assertNull(pool.invoke(a)); |
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assertTrue(a.isDone()); |
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assertTrue(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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} finally { |
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joinPool(pool); |
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} |
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} |
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void checkNotDone(CountedCompleter a) { |
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assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
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try { |
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a.get(0L, SECONDS); |
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shouldThrow(); |
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} catch (TimeoutException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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jsr166 |
1.8 |
void checkCompletedNormally(CountedCompleter<?> a) { |
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dl |
1.1 |
assertTrue(a.isDone()); |
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assertFalse(a.isCancelled()); |
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assertTrue(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertNull(a.getException()); |
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jsr166 |
1.8 |
assertNull(a.getRawResult()); |
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dl |
1.1 |
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{ |
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Thread.currentThread().interrupt(); |
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long t0 = System.nanoTime(); |
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jsr166 |
1.8 |
assertNull(a.join()); |
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dl |
1.1 |
assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
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Thread.interrupted(); |
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} |
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{ |
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Thread.currentThread().interrupt(); |
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long t0 = System.nanoTime(); |
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a.quietlyJoin(); // should be no-op |
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assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
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Thread.interrupted(); |
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} |
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assertFalse(a.cancel(false)); |
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assertFalse(a.cancel(true)); |
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try { |
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jsr166 |
1.8 |
assertNull(a.get()); |
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dl |
1.1 |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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jsr166 |
1.8 |
assertNull(a.get(5L, SECONDS)); |
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dl |
1.1 |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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void checkCancelled(CountedCompleter a) { |
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assertTrue(a.isDone()); |
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assertTrue(a.isCancelled()); |
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assertFalse(a.isCompletedNormally()); |
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assertTrue(a.isCompletedAbnormally()); |
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assertTrue(a.getException() instanceof CancellationException); |
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assertNull(a.getRawResult()); |
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assertTrue(a.cancel(false)); |
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assertTrue(a.cancel(true)); |
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try { |
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Thread.currentThread().interrupt(); |
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a.join(); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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Thread.interrupted(); |
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{ |
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long t0 = System.nanoTime(); |
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a.quietlyJoin(); // should be no-op |
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assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
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} |
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try { |
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a.get(); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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a.get(5L, SECONDS); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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void checkCompletedAbnormally(CountedCompleter a, Throwable t) { |
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assertTrue(a.isDone()); |
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assertFalse(a.isCancelled()); |
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assertFalse(a.isCompletedNormally()); |
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assertTrue(a.isCompletedAbnormally()); |
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assertSame(t.getClass(), a.getException().getClass()); |
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assertNull(a.getRawResult()); |
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assertFalse(a.cancel(false)); |
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assertFalse(a.cancel(true)); |
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try { |
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Thread.currentThread().interrupt(); |
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a.join(); |
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shouldThrow(); |
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} catch (Throwable expected) { |
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assertSame(t.getClass(), expected.getClass()); |
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} |
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Thread.interrupted(); |
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{ |
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long t0 = System.nanoTime(); |
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a.quietlyJoin(); // should be no-op |
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assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); |
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} |
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try { |
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a.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertSame(t.getClass(), success.getCause().getClass()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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a.get(5L, SECONDS); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertSame(t.getClass(), success.getCause().getClass()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
197 |
jsr166 |
1.8 |
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198 |
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try { |
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a.invoke(); |
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shouldThrow(); |
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} catch (Throwable ex) { |
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assertSame(t, ex); |
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} |
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dl |
1.1 |
} |
205 |
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206 |
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public static final class FJException extends RuntimeException { |
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FJException() { super(); } |
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} |
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210 |
jsr166 |
1.8 |
abstract class CheckedCC extends CountedCompleter<Object> { |
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final AtomicInteger computeN = new AtomicInteger(0); |
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final AtomicInteger onCompletionN = new AtomicInteger(0); |
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final AtomicInteger onExceptionalCompletionN = new AtomicInteger(0); |
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final AtomicInteger setRawResultN = new AtomicInteger(0); |
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final AtomicReference<Object> rawResult = new AtomicReference<>(null); |
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int computeN() { return computeN.get(); } |
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int onCompletionN() { return onCompletionN.get(); } |
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int onExceptionalCompletionN() { return onExceptionalCompletionN.get(); } |
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int setRawResultN() { return setRawResultN.get(); } |
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CheckedCC() { super(); } |
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CheckedCC(CountedCompleter p) { super(p); } |
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CheckedCC(CountedCompleter p, int n) { super(p, n); } |
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abstract void realCompute(); |
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public final void compute() { |
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computeN.incrementAndGet(); |
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realCompute(); |
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} |
229 |
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public void onCompletion(CountedCompleter caller) { |
230 |
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onCompletionN.incrementAndGet(); |
231 |
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super.onCompletion(caller); |
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} |
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public boolean onExceptionalCompletion(Throwable ex, |
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CountedCompleter caller) { |
235 |
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onExceptionalCompletionN.incrementAndGet(); |
236 |
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assertNotNull(ex); |
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assertTrue(isCompletedAbnormally()); |
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assertTrue(super.onExceptionalCompletion(ex, caller)); |
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return true; |
240 |
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} |
241 |
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protected void setRawResult(Object t) { |
242 |
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setRawResultN.incrementAndGet(); |
243 |
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rawResult.set(t); |
244 |
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super.setRawResult(t); |
245 |
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} |
246 |
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void checkIncomplete() { |
247 |
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assertEquals(0, computeN()); |
248 |
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assertEquals(0, onCompletionN()); |
249 |
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assertEquals(0, onExceptionalCompletionN()); |
250 |
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assertEquals(0, setRawResultN()); |
251 |
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checkNotDone(this); |
252 |
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} |
253 |
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void checkCompletes(Object rawResult) { |
254 |
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checkIncomplete(); |
255 |
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complete(rawResult); |
256 |
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assertEquals(0, computeN()); |
257 |
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assertEquals(1, onCompletionN()); |
258 |
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assertEquals(0, onExceptionalCompletionN()); |
259 |
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assertEquals(1, setRawResultN()); |
260 |
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assertSame(rawResult, this.rawResult.get()); |
261 |
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checkCompletedNormally(this); |
262 |
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} |
263 |
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void checkCompletesExceptionally(Throwable ex) { |
264 |
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checkIncomplete(); |
265 |
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completeExceptionally(ex); |
266 |
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checkCompletedExceptionally(ex); |
267 |
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} |
268 |
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void checkCompletedExceptionally(Throwable ex) { |
269 |
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assertEquals(0, computeN()); |
270 |
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assertEquals(0, onCompletionN()); |
271 |
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assertEquals(1, onExceptionalCompletionN()); |
272 |
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assertEquals(0, setRawResultN()); |
273 |
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assertNull(this.rawResult.get()); |
274 |
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checkCompletedAbnormally(this, ex); |
275 |
dl |
1.1 |
} |
276 |
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} |
277 |
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278 |
jsr166 |
1.8 |
final class NoopCC extends CheckedCC { |
279 |
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NoopCC() { super(); } |
280 |
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NoopCC(CountedCompleter p) { super(p); } |
281 |
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protected void realCompute() {} |
282 |
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} |
283 |
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284 |
dl |
1.1 |
/** |
285 |
jsr166 |
1.3 |
* A newly constructed CountedCompleter is not completed; |
286 |
dl |
1.1 |
* complete() causes completion. |
287 |
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*/ |
288 |
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public void testComplete() { |
289 |
jsr166 |
1.8 |
for (Object x : new Object[] { Boolean.TRUE, null }) { |
290 |
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new NoopCC() |
291 |
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.checkCompletes(x); |
292 |
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new NoopCC(new NoopCC()) |
293 |
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.checkCompletes(x); |
294 |
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} |
295 |
dl |
1.1 |
} |
296 |
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297 |
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/** |
298 |
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* completeExceptionally completes exceptionally |
299 |
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*/ |
300 |
|
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public void testCompleteExceptionally() { |
301 |
jsr166 |
1.8 |
new NoopCC() |
302 |
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.checkCompletesExceptionally(new FJException()); |
303 |
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new NoopCC(new NoopCC()) |
304 |
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.checkCompletesExceptionally(new FJException()); |
305 |
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} |
306 |
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307 |
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/** |
308 |
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* completeExceptionally(null) throws NullPointerException |
309 |
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*/ |
310 |
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public void testCompleteExceptionally_null() { |
311 |
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try { |
312 |
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new NoopCC() |
313 |
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.checkCompletesExceptionally(null); |
314 |
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shouldThrow(); |
315 |
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} catch (NullPointerException success) {} |
316 |
dl |
1.1 |
} |
317 |
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318 |
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/** |
319 |
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* setPendingCount sets the reported pending count |
320 |
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*/ |
321 |
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public void testSetPendingCount() { |
322 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
323 |
dl |
1.1 |
assertEquals(0, a.getPendingCount()); |
324 |
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a.setPendingCount(1); |
325 |
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assertEquals(1, a.getPendingCount()); |
326 |
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a.setPendingCount(27); |
327 |
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assertEquals(27, a.getPendingCount()); |
328 |
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} |
329 |
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330 |
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/** |
331 |
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* addToPendingCount adds to the reported pending count |
332 |
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*/ |
333 |
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public void testAddToPendingCount() { |
334 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
335 |
dl |
1.1 |
assertEquals(0, a.getPendingCount()); |
336 |
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a.addToPendingCount(1); |
337 |
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assertEquals(1, a.getPendingCount()); |
338 |
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a.addToPendingCount(27); |
339 |
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assertEquals(28, a.getPendingCount()); |
340 |
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} |
341 |
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342 |
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/** |
343 |
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* decrementPendingCountUnlessZero decrements reported pending |
344 |
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* count unless zero |
345 |
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*/ |
346 |
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public void testDecrementPendingCount() { |
347 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
348 |
dl |
1.1 |
assertEquals(0, a.getPendingCount()); |
349 |
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a.addToPendingCount(1); |
350 |
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assertEquals(1, a.getPendingCount()); |
351 |
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a.decrementPendingCountUnlessZero(); |
352 |
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assertEquals(0, a.getPendingCount()); |
353 |
|
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a.decrementPendingCountUnlessZero(); |
354 |
|
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assertEquals(0, a.getPendingCount()); |
355 |
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} |
356 |
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|
357 |
|
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/** |
358 |
jsr166 |
1.8 |
* compareAndSetPendingCount compares and sets the reported |
359 |
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* pending count |
360 |
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*/ |
361 |
|
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public void testCompareAndSetPendingCount() { |
362 |
|
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NoopCC a = new NoopCC(); |
363 |
|
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assertEquals(0, a.getPendingCount()); |
364 |
|
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assertTrue(a.compareAndSetPendingCount(0, 1)); |
365 |
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assertEquals(1, a.getPendingCount()); |
366 |
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assertTrue(a.compareAndSetPendingCount(1, 2)); |
367 |
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assertEquals(2, a.getPendingCount()); |
368 |
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assertFalse(a.compareAndSetPendingCount(1, 3)); |
369 |
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assertEquals(2, a.getPendingCount()); |
370 |
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} |
371 |
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|
372 |
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/** |
373 |
dl |
1.1 |
* getCompleter returns parent or null if at root |
374 |
|
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*/ |
375 |
|
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public void testGetCompleter() { |
376 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
377 |
dl |
1.1 |
assertNull(a.getCompleter()); |
378 |
jsr166 |
1.8 |
CountedCompleter b = new NoopCC(a); |
379 |
|
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assertSame(a, b.getCompleter()); |
380 |
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CountedCompleter c = new NoopCC(b); |
381 |
|
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assertSame(b, c.getCompleter()); |
382 |
dl |
1.1 |
} |
383 |
jsr166 |
1.3 |
|
384 |
dl |
1.1 |
/** |
385 |
|
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* getRoot returns self if no parent, else parent's root |
386 |
|
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*/ |
387 |
|
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public void testGetRoot() { |
388 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
389 |
|
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NoopCC b = new NoopCC(a); |
390 |
|
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NoopCC c = new NoopCC(b); |
391 |
|
|
assertSame(a, a.getRoot()); |
392 |
|
|
assertSame(a, b.getRoot()); |
393 |
|
|
assertSame(a, c.getRoot()); |
394 |
dl |
1.1 |
} |
395 |
jsr166 |
1.3 |
|
396 |
dl |
1.1 |
/** |
397 |
jsr166 |
1.8 |
* tryComplete decrements pending count unless zero, in which case |
398 |
|
|
* causes completion |
399 |
dl |
1.1 |
*/ |
400 |
jsr166 |
1.8 |
public void testTryComplete() { |
401 |
|
|
NoopCC a = new NoopCC(); |
402 |
dl |
1.1 |
assertEquals(0, a.getPendingCount()); |
403 |
jsr166 |
1.8 |
int n = 3; |
404 |
|
|
a.setPendingCount(n); |
405 |
|
|
for (; n > 0; n--) { |
406 |
|
|
assertEquals(n, a.getPendingCount()); |
407 |
|
|
a.tryComplete(); |
408 |
|
|
a.checkIncomplete(); |
409 |
|
|
assertEquals(n - 1, a.getPendingCount()); |
410 |
|
|
} |
411 |
dl |
1.1 |
a.tryComplete(); |
412 |
jsr166 |
1.8 |
assertEquals(0, a.computeN()); |
413 |
|
|
assertEquals(1, a.onCompletionN()); |
414 |
|
|
assertEquals(0, a.onExceptionalCompletionN()); |
415 |
|
|
assertEquals(0, a.setRawResultN()); |
416 |
|
|
checkCompletedNormally(a); |
417 |
dl |
1.1 |
} |
418 |
|
|
|
419 |
|
|
/** |
420 |
jsr166 |
1.8 |
* propagateCompletion decrements pending count unless zero, in |
421 |
|
|
* which case causes completion, without invoking onCompletion |
422 |
dl |
1.1 |
*/ |
423 |
|
|
public void testPropagateCompletion() { |
424 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
425 |
dl |
1.1 |
assertEquals(0, a.getPendingCount()); |
426 |
jsr166 |
1.8 |
int n = 3; |
427 |
|
|
a.setPendingCount(n); |
428 |
|
|
for (; n > 0; n--) { |
429 |
|
|
assertEquals(n, a.getPendingCount()); |
430 |
|
|
a.propagateCompletion(); |
431 |
|
|
a.checkIncomplete(); |
432 |
|
|
assertEquals(n - 1, a.getPendingCount()); |
433 |
|
|
} |
434 |
dl |
1.1 |
a.propagateCompletion(); |
435 |
jsr166 |
1.8 |
assertEquals(0, a.computeN()); |
436 |
|
|
assertEquals(0, a.onCompletionN()); |
437 |
|
|
assertEquals(0, a.onExceptionalCompletionN()); |
438 |
|
|
assertEquals(0, a.setRawResultN()); |
439 |
|
|
checkCompletedNormally(a); |
440 |
dl |
1.1 |
} |
441 |
|
|
|
442 |
|
|
/** |
443 |
|
|
* firstComplete returns this if pending count is zero else null |
444 |
|
|
*/ |
445 |
|
|
public void testFirstComplete() { |
446 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
447 |
dl |
1.1 |
a.setPendingCount(1); |
448 |
|
|
assertNull(a.firstComplete()); |
449 |
|
|
assertEquals(a, a.firstComplete()); |
450 |
|
|
} |
451 |
|
|
|
452 |
|
|
/** |
453 |
|
|
* firstComplete.nextComplete returns parent if pending count is |
454 |
|
|
* zero else null |
455 |
|
|
*/ |
456 |
|
|
public void testNextComplete() { |
457 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
458 |
|
|
NoopCC b = new NoopCC(a); |
459 |
dl |
1.1 |
a.setPendingCount(1); |
460 |
|
|
b.setPendingCount(1); |
461 |
|
|
assertNull(b.firstComplete()); |
462 |
|
|
CountedCompleter c = b.firstComplete(); |
463 |
jsr166 |
1.8 |
assertSame(b, c); |
464 |
dl |
1.1 |
CountedCompleter d = c.nextComplete(); |
465 |
|
|
assertNull(d); |
466 |
|
|
CountedCompleter e = c.nextComplete(); |
467 |
jsr166 |
1.8 |
assertSame(a, e); |
468 |
dl |
1.1 |
} |
469 |
|
|
|
470 |
|
|
/** |
471 |
|
|
* quietlyCompleteRoot completes root task |
472 |
|
|
*/ |
473 |
|
|
public void testQuietlyCompleteRoot() { |
474 |
jsr166 |
1.8 |
NoopCC a = new NoopCC(); |
475 |
|
|
NoopCC b = new NoopCC(a); |
476 |
|
|
NoopCC c = new NoopCC(b); |
477 |
dl |
1.1 |
a.setPendingCount(1); |
478 |
|
|
b.setPendingCount(1); |
479 |
jsr166 |
1.8 |
c.setPendingCount(1); |
480 |
|
|
c.quietlyCompleteRoot(); |
481 |
dl |
1.1 |
assertTrue(a.isDone()); |
482 |
|
|
assertFalse(b.isDone()); |
483 |
jsr166 |
1.8 |
assertFalse(c.isDone()); |
484 |
dl |
1.1 |
} |
485 |
dl |
1.2 |
|
486 |
|
|
// Invocation tests use some interdependent task classes |
487 |
|
|
// to better test propagation etc |
488 |
|
|
|
489 |
jsr166 |
1.3 |
|
490 |
dl |
1.2 |
// Version of Fibonacci with different classes for left vs right forks |
491 |
jsr166 |
1.8 |
abstract class CCF extends CheckedCC { |
492 |
dl |
1.2 |
int number; |
493 |
|
|
int rnumber; |
494 |
|
|
|
495 |
|
|
public CCF(CountedCompleter parent, int n) { |
496 |
|
|
super(parent, 1); |
497 |
|
|
this.number = n; |
498 |
|
|
} |
499 |
|
|
|
500 |
jsr166 |
1.8 |
protected final void realCompute() { |
501 |
dl |
1.2 |
CCF f = this; |
502 |
|
|
int n = number; |
503 |
|
|
while (n >= 2) { |
504 |
|
|
new RCCF(f, n - 2).fork(); |
505 |
|
|
f = new LCCF(f, --n); |
506 |
|
|
} |
507 |
jsr166 |
1.8 |
f.complete(null); |
508 |
dl |
1.2 |
} |
509 |
|
|
} |
510 |
|
|
|
511 |
jsr166 |
1.8 |
final class LCCF extends CCF { |
512 |
|
|
public LCCF(int n) { this(null, n); } |
513 |
dl |
1.2 |
public LCCF(CountedCompleter parent, int n) { |
514 |
|
|
super(parent, n); |
515 |
|
|
} |
516 |
|
|
public final void onCompletion(CountedCompleter caller) { |
517 |
jsr166 |
1.8 |
super.onCompletion(caller); |
518 |
dl |
1.2 |
CCF p = (CCF)getCompleter(); |
519 |
|
|
int n = number + rnumber; |
520 |
|
|
if (p != null) |
521 |
|
|
p.number = n; |
522 |
|
|
else |
523 |
|
|
number = n; |
524 |
|
|
} |
525 |
|
|
} |
526 |
jsr166 |
1.8 |
final class RCCF extends CCF { |
527 |
dl |
1.2 |
public RCCF(CountedCompleter parent, int n) { |
528 |
|
|
super(parent, n); |
529 |
|
|
} |
530 |
|
|
public final void onCompletion(CountedCompleter caller) { |
531 |
jsr166 |
1.8 |
super.onCompletion(caller); |
532 |
dl |
1.2 |
CCF p = (CCF)getCompleter(); |
533 |
|
|
int n = number + rnumber; |
534 |
|
|
if (p != null) |
535 |
|
|
p.rnumber = n; |
536 |
|
|
else |
537 |
|
|
number = n; |
538 |
|
|
} |
539 |
|
|
} |
540 |
|
|
|
541 |
|
|
// Version of CCF with forced failure in left completions |
542 |
jsr166 |
1.8 |
abstract class FailingCCF extends CheckedCC { |
543 |
dl |
1.2 |
int number; |
544 |
|
|
int rnumber; |
545 |
|
|
|
546 |
|
|
public FailingCCF(CountedCompleter parent, int n) { |
547 |
|
|
super(parent, 1); |
548 |
|
|
this.number = n; |
549 |
|
|
} |
550 |
|
|
|
551 |
jsr166 |
1.8 |
protected final void realCompute() { |
552 |
dl |
1.2 |
FailingCCF f = this; |
553 |
|
|
int n = number; |
554 |
|
|
while (n >= 2) { |
555 |
|
|
new RFCCF(f, n - 2).fork(); |
556 |
|
|
f = new LFCCF(f, --n); |
557 |
|
|
} |
558 |
jsr166 |
1.8 |
f.complete(null); |
559 |
dl |
1.2 |
} |
560 |
|
|
} |
561 |
|
|
|
562 |
jsr166 |
1.8 |
final class LFCCF extends FailingCCF { |
563 |
|
|
public LFCCF(int n) { this(null, n); } |
564 |
dl |
1.2 |
public LFCCF(CountedCompleter parent, int n) { |
565 |
|
|
super(parent, n); |
566 |
|
|
} |
567 |
|
|
public final void onCompletion(CountedCompleter caller) { |
568 |
jsr166 |
1.8 |
super.onCompletion(caller); |
569 |
dl |
1.2 |
FailingCCF p = (FailingCCF)getCompleter(); |
570 |
|
|
int n = number + rnumber; |
571 |
|
|
if (p != null) |
572 |
|
|
p.number = n; |
573 |
|
|
else |
574 |
|
|
number = n; |
575 |
|
|
} |
576 |
|
|
} |
577 |
jsr166 |
1.8 |
final class RFCCF extends FailingCCF { |
578 |
dl |
1.2 |
public RFCCF(CountedCompleter parent, int n) { |
579 |
|
|
super(parent, n); |
580 |
|
|
} |
581 |
|
|
public final void onCompletion(CountedCompleter caller) { |
582 |
jsr166 |
1.8 |
super.onCompletion(caller); |
583 |
dl |
1.2 |
completeExceptionally(new FJException()); |
584 |
|
|
} |
585 |
|
|
} |
586 |
jsr166 |
1.3 |
|
587 |
dl |
1.1 |
/** |
588 |
|
|
* invoke returns when task completes normally. |
589 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
590 |
|
|
* completed tasks; getRawResult returns null. |
591 |
|
|
*/ |
592 |
|
|
public void testInvoke() { |
593 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
594 |
|
|
protected void realCompute() { |
595 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
596 |
dl |
1.1 |
assertNull(f.invoke()); |
597 |
|
|
assertEquals(21, f.number); |
598 |
|
|
checkCompletedNormally(f); |
599 |
|
|
}}; |
600 |
|
|
testInvokeOnPool(mainPool(), a); |
601 |
|
|
} |
602 |
|
|
|
603 |
|
|
/** |
604 |
|
|
* quietlyInvoke task returns when task completes normally. |
605 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
606 |
|
|
* completed tasks |
607 |
|
|
*/ |
608 |
|
|
public void testQuietlyInvoke() { |
609 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
610 |
|
|
protected void realCompute() { |
611 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
612 |
dl |
1.1 |
f.quietlyInvoke(); |
613 |
|
|
assertEquals(21, f.number); |
614 |
|
|
checkCompletedNormally(f); |
615 |
|
|
}}; |
616 |
|
|
testInvokeOnPool(mainPool(), a); |
617 |
|
|
} |
618 |
|
|
|
619 |
|
|
/** |
620 |
|
|
* join of a forked task returns when task completes |
621 |
|
|
*/ |
622 |
|
|
public void testForkJoin() { |
623 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
624 |
|
|
protected void realCompute() { |
625 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
626 |
dl |
1.1 |
assertSame(f, f.fork()); |
627 |
|
|
assertNull(f.join()); |
628 |
|
|
assertEquals(21, f.number); |
629 |
|
|
checkCompletedNormally(f); |
630 |
|
|
}}; |
631 |
|
|
testInvokeOnPool(mainPool(), a); |
632 |
|
|
} |
633 |
|
|
|
634 |
|
|
/** |
635 |
|
|
* get of a forked task returns when task completes |
636 |
|
|
*/ |
637 |
|
|
public void testForkGet() { |
638 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
639 |
|
|
protected void realCompute() throws Exception { |
640 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
641 |
dl |
1.1 |
assertSame(f, f.fork()); |
642 |
|
|
assertNull(f.get()); |
643 |
|
|
assertEquals(21, f.number); |
644 |
|
|
checkCompletedNormally(f); |
645 |
|
|
}}; |
646 |
|
|
testInvokeOnPool(mainPool(), a); |
647 |
|
|
} |
648 |
|
|
|
649 |
|
|
/** |
650 |
|
|
* timed get of a forked task returns when task completes |
651 |
|
|
*/ |
652 |
|
|
public void testForkTimedGet() { |
653 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
654 |
|
|
protected void realCompute() throws Exception { |
655 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
656 |
dl |
1.1 |
assertSame(f, f.fork()); |
657 |
|
|
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
658 |
|
|
assertEquals(21, f.number); |
659 |
|
|
checkCompletedNormally(f); |
660 |
|
|
}}; |
661 |
|
|
testInvokeOnPool(mainPool(), a); |
662 |
|
|
} |
663 |
|
|
|
664 |
|
|
/** |
665 |
|
|
* timed get with null time unit throws NPE |
666 |
|
|
*/ |
667 |
|
|
public void testForkTimedGetNPE() { |
668 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
669 |
|
|
protected void realCompute() throws Exception { |
670 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
671 |
dl |
1.1 |
assertSame(f, f.fork()); |
672 |
|
|
try { |
673 |
|
|
f.get(5L, null); |
674 |
|
|
shouldThrow(); |
675 |
|
|
} catch (NullPointerException success) {} |
676 |
|
|
}}; |
677 |
|
|
testInvokeOnPool(mainPool(), a); |
678 |
|
|
} |
679 |
|
|
|
680 |
|
|
/** |
681 |
|
|
* quietlyJoin of a forked task returns when task completes |
682 |
|
|
*/ |
683 |
|
|
public void testForkQuietlyJoin() { |
684 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
685 |
|
|
protected void realCompute() { |
686 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
687 |
dl |
1.1 |
assertSame(f, f.fork()); |
688 |
|
|
f.quietlyJoin(); |
689 |
|
|
assertEquals(21, f.number); |
690 |
|
|
checkCompletedNormally(f); |
691 |
|
|
}}; |
692 |
|
|
testInvokeOnPool(mainPool(), a); |
693 |
|
|
} |
694 |
|
|
|
695 |
|
|
/** |
696 |
|
|
* helpQuiesce returns when tasks are complete. |
697 |
|
|
* getQueuedTaskCount returns 0 when quiescent |
698 |
|
|
*/ |
699 |
|
|
public void testForkHelpQuiesce() { |
700 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
701 |
|
|
protected void realCompute() { |
702 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
703 |
dl |
1.1 |
assertSame(f, f.fork()); |
704 |
|
|
helpQuiesce(); |
705 |
|
|
assertEquals(21, f.number); |
706 |
|
|
assertEquals(0, getQueuedTaskCount()); |
707 |
|
|
checkCompletedNormally(f); |
708 |
|
|
}}; |
709 |
|
|
testInvokeOnPool(mainPool(), a); |
710 |
|
|
} |
711 |
|
|
|
712 |
|
|
/** |
713 |
|
|
* invoke task throws exception when task completes abnormally |
714 |
|
|
*/ |
715 |
|
|
public void testAbnormalInvoke() { |
716 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
717 |
|
|
protected void realCompute() { |
718 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
719 |
dl |
1.1 |
try { |
720 |
|
|
f.invoke(); |
721 |
|
|
shouldThrow(); |
722 |
|
|
} catch (FJException success) { |
723 |
|
|
checkCompletedAbnormally(f, success); |
724 |
|
|
} |
725 |
|
|
}}; |
726 |
|
|
testInvokeOnPool(mainPool(), a); |
727 |
|
|
} |
728 |
|
|
|
729 |
|
|
/** |
730 |
|
|
* quietlyInvoke task returns when task completes abnormally |
731 |
|
|
*/ |
732 |
|
|
public void testAbnormalQuietlyInvoke() { |
733 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
734 |
|
|
protected void realCompute() { |
735 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
736 |
dl |
1.1 |
f.quietlyInvoke(); |
737 |
|
|
assertTrue(f.getException() instanceof FJException); |
738 |
|
|
checkCompletedAbnormally(f, f.getException()); |
739 |
|
|
}}; |
740 |
|
|
testInvokeOnPool(mainPool(), a); |
741 |
|
|
} |
742 |
|
|
|
743 |
|
|
/** |
744 |
|
|
* join of a forked task throws exception when task completes abnormally |
745 |
|
|
*/ |
746 |
|
|
public void testAbnormalForkJoin() { |
747 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
748 |
|
|
protected void realCompute() { |
749 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
750 |
dl |
1.1 |
assertSame(f, f.fork()); |
751 |
|
|
try { |
752 |
|
|
f.join(); |
753 |
|
|
shouldThrow(); |
754 |
|
|
} catch (FJException success) { |
755 |
|
|
checkCompletedAbnormally(f, success); |
756 |
|
|
} |
757 |
|
|
}}; |
758 |
|
|
testInvokeOnPool(mainPool(), a); |
759 |
|
|
} |
760 |
|
|
|
761 |
|
|
/** |
762 |
|
|
* get of a forked task throws exception when task completes abnormally |
763 |
|
|
*/ |
764 |
|
|
public void testAbnormalForkGet() { |
765 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
766 |
|
|
protected void realCompute() throws Exception { |
767 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
768 |
dl |
1.1 |
assertSame(f, f.fork()); |
769 |
|
|
try { |
770 |
|
|
f.get(); |
771 |
|
|
shouldThrow(); |
772 |
|
|
} catch (ExecutionException success) { |
773 |
|
|
Throwable cause = success.getCause(); |
774 |
|
|
assertTrue(cause instanceof FJException); |
775 |
|
|
checkCompletedAbnormally(f, cause); |
776 |
|
|
} |
777 |
|
|
}}; |
778 |
|
|
testInvokeOnPool(mainPool(), a); |
779 |
|
|
} |
780 |
|
|
|
781 |
|
|
/** |
782 |
|
|
* timed get of a forked task throws exception when task completes abnormally |
783 |
|
|
*/ |
784 |
|
|
public void testAbnormalForkTimedGet() { |
785 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
786 |
|
|
protected void realCompute() throws Exception { |
787 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
788 |
dl |
1.1 |
assertSame(f, f.fork()); |
789 |
|
|
try { |
790 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
791 |
|
|
shouldThrow(); |
792 |
|
|
} catch (ExecutionException success) { |
793 |
|
|
Throwable cause = success.getCause(); |
794 |
|
|
assertTrue(cause instanceof FJException); |
795 |
|
|
checkCompletedAbnormally(f, cause); |
796 |
|
|
} |
797 |
|
|
}}; |
798 |
|
|
testInvokeOnPool(mainPool(), a); |
799 |
|
|
} |
800 |
|
|
|
801 |
|
|
/** |
802 |
|
|
* quietlyJoin of a forked task returns when task completes abnormally |
803 |
|
|
*/ |
804 |
|
|
public void testAbnormalForkQuietlyJoin() { |
805 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
806 |
|
|
protected void realCompute() { |
807 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
808 |
dl |
1.1 |
assertSame(f, f.fork()); |
809 |
|
|
f.quietlyJoin(); |
810 |
|
|
assertTrue(f.getException() instanceof FJException); |
811 |
|
|
checkCompletedAbnormally(f, f.getException()); |
812 |
|
|
}}; |
813 |
|
|
testInvokeOnPool(mainPool(), a); |
814 |
|
|
} |
815 |
|
|
|
816 |
|
|
/** |
817 |
|
|
* invoke task throws exception when task cancelled |
818 |
|
|
*/ |
819 |
|
|
public void testCancelledInvoke() { |
820 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
821 |
|
|
protected void realCompute() { |
822 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
823 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
824 |
|
|
try { |
825 |
|
|
f.invoke(); |
826 |
|
|
shouldThrow(); |
827 |
|
|
} catch (CancellationException success) { |
828 |
|
|
checkCancelled(f); |
829 |
|
|
} |
830 |
|
|
}}; |
831 |
|
|
testInvokeOnPool(mainPool(), a); |
832 |
|
|
} |
833 |
|
|
|
834 |
|
|
/** |
835 |
|
|
* join of a forked task throws exception when task cancelled |
836 |
|
|
*/ |
837 |
|
|
public void testCancelledForkJoin() { |
838 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
839 |
|
|
protected void realCompute() { |
840 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
841 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
842 |
|
|
assertSame(f, f.fork()); |
843 |
|
|
try { |
844 |
|
|
f.join(); |
845 |
|
|
shouldThrow(); |
846 |
|
|
} catch (CancellationException success) { |
847 |
|
|
checkCancelled(f); |
848 |
|
|
} |
849 |
|
|
}}; |
850 |
|
|
testInvokeOnPool(mainPool(), a); |
851 |
|
|
} |
852 |
|
|
|
853 |
|
|
/** |
854 |
|
|
* get of a forked task throws exception when task cancelled |
855 |
|
|
*/ |
856 |
|
|
public void testCancelledForkGet() { |
857 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
858 |
|
|
protected void realCompute() throws Exception { |
859 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
860 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
861 |
|
|
assertSame(f, f.fork()); |
862 |
|
|
try { |
863 |
|
|
f.get(); |
864 |
|
|
shouldThrow(); |
865 |
|
|
} catch (CancellationException success) { |
866 |
|
|
checkCancelled(f); |
867 |
|
|
} |
868 |
|
|
}}; |
869 |
|
|
testInvokeOnPool(mainPool(), a); |
870 |
|
|
} |
871 |
|
|
|
872 |
|
|
/** |
873 |
|
|
* timed get of a forked task throws exception when task cancelled |
874 |
|
|
*/ |
875 |
|
|
public void testCancelledForkTimedGet() throws Exception { |
876 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
877 |
|
|
protected void realCompute() throws Exception { |
878 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
879 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
880 |
|
|
assertSame(f, f.fork()); |
881 |
|
|
try { |
882 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
883 |
|
|
shouldThrow(); |
884 |
|
|
} catch (CancellationException success) { |
885 |
|
|
checkCancelled(f); |
886 |
|
|
} |
887 |
|
|
}}; |
888 |
|
|
testInvokeOnPool(mainPool(), a); |
889 |
|
|
} |
890 |
|
|
|
891 |
|
|
/** |
892 |
|
|
* quietlyJoin of a forked task returns when task cancelled |
893 |
|
|
*/ |
894 |
|
|
public void testCancelledForkQuietlyJoin() { |
895 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
896 |
|
|
protected void realCompute() { |
897 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
898 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
899 |
|
|
assertSame(f, f.fork()); |
900 |
|
|
f.quietlyJoin(); |
901 |
|
|
checkCancelled(f); |
902 |
|
|
}}; |
903 |
|
|
testInvokeOnPool(mainPool(), a); |
904 |
|
|
} |
905 |
|
|
|
906 |
|
|
/** |
907 |
|
|
* getPool of executing task returns its pool |
908 |
|
|
*/ |
909 |
|
|
public void testGetPool() { |
910 |
|
|
final ForkJoinPool mainPool = mainPool(); |
911 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
912 |
|
|
protected void realCompute() { |
913 |
dl |
1.1 |
assertSame(mainPool, getPool()); |
914 |
|
|
}}; |
915 |
|
|
testInvokeOnPool(mainPool, a); |
916 |
|
|
} |
917 |
|
|
|
918 |
|
|
/** |
919 |
|
|
* getPool of non-FJ task returns null |
920 |
|
|
*/ |
921 |
|
|
public void testGetPool2() { |
922 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
923 |
|
|
protected void realCompute() { |
924 |
dl |
1.1 |
assertNull(getPool()); |
925 |
|
|
}}; |
926 |
|
|
assertNull(a.invoke()); |
927 |
|
|
} |
928 |
|
|
|
929 |
|
|
/** |
930 |
|
|
* inForkJoinPool of executing task returns true |
931 |
|
|
*/ |
932 |
|
|
public void testInForkJoinPool() { |
933 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
934 |
|
|
protected void realCompute() { |
935 |
dl |
1.1 |
assertTrue(inForkJoinPool()); |
936 |
|
|
}}; |
937 |
|
|
testInvokeOnPool(mainPool(), a); |
938 |
|
|
} |
939 |
|
|
|
940 |
|
|
/** |
941 |
|
|
* inForkJoinPool of non-FJ task returns false |
942 |
|
|
*/ |
943 |
|
|
public void testInForkJoinPool2() { |
944 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
945 |
|
|
protected void realCompute() { |
946 |
dl |
1.1 |
assertFalse(inForkJoinPool()); |
947 |
|
|
}}; |
948 |
|
|
assertNull(a.invoke()); |
949 |
|
|
} |
950 |
|
|
|
951 |
|
|
/** |
952 |
|
|
* setRawResult(null) succeeds |
953 |
|
|
*/ |
954 |
|
|
public void testSetRawResult() { |
955 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
956 |
|
|
protected void realCompute() { |
957 |
dl |
1.1 |
setRawResult(null); |
958 |
|
|
assertNull(getRawResult()); |
959 |
|
|
}}; |
960 |
|
|
assertNull(a.invoke()); |
961 |
|
|
} |
962 |
|
|
|
963 |
|
|
/** |
964 |
|
|
* invoke task throws exception after invoking completeExceptionally |
965 |
|
|
*/ |
966 |
|
|
public void testCompleteExceptionally2() { |
967 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
968 |
|
|
protected void realCompute() { |
969 |
jsr166 |
1.8 |
CCF n = new LCCF(8); |
970 |
|
|
CCF f = new LCCF(n, 8); |
971 |
|
|
FJException ex = new FJException(); |
972 |
|
|
f.completeExceptionally(ex); |
973 |
|
|
f.checkCompletedExceptionally(ex); |
974 |
|
|
n.checkCompletedExceptionally(ex); |
975 |
dl |
1.1 |
}}; |
976 |
|
|
testInvokeOnPool(mainPool(), a); |
977 |
|
|
} |
978 |
|
|
|
979 |
|
|
/** |
980 |
|
|
* invokeAll(t1, t2) invokes all task arguments |
981 |
|
|
*/ |
982 |
|
|
public void testInvokeAll2() { |
983 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
984 |
|
|
protected void realCompute() { |
985 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
986 |
|
|
CCF g = new LCCF(9); |
987 |
dl |
1.1 |
invokeAll(f, g); |
988 |
|
|
assertEquals(21, f.number); |
989 |
|
|
assertEquals(34, g.number); |
990 |
|
|
checkCompletedNormally(f); |
991 |
|
|
checkCompletedNormally(g); |
992 |
|
|
}}; |
993 |
|
|
testInvokeOnPool(mainPool(), a); |
994 |
|
|
} |
995 |
|
|
|
996 |
|
|
/** |
997 |
|
|
* invokeAll(tasks) with 1 argument invokes task |
998 |
|
|
*/ |
999 |
|
|
public void testInvokeAll1() { |
1000 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1001 |
|
|
protected void realCompute() { |
1002 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1003 |
dl |
1.1 |
invokeAll(f); |
1004 |
|
|
checkCompletedNormally(f); |
1005 |
|
|
assertEquals(21, f.number); |
1006 |
|
|
}}; |
1007 |
|
|
testInvokeOnPool(mainPool(), a); |
1008 |
|
|
} |
1009 |
|
|
|
1010 |
|
|
/** |
1011 |
|
|
* invokeAll(tasks) with > 2 argument invokes tasks |
1012 |
|
|
*/ |
1013 |
|
|
public void testInvokeAll3() { |
1014 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1015 |
|
|
protected void realCompute() { |
1016 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1017 |
|
|
CCF g = new LCCF(9); |
1018 |
|
|
CCF h = new LCCF(7); |
1019 |
dl |
1.1 |
invokeAll(f, g, h); |
1020 |
|
|
assertEquals(21, f.number); |
1021 |
|
|
assertEquals(34, g.number); |
1022 |
|
|
assertEquals(13, h.number); |
1023 |
|
|
checkCompletedNormally(f); |
1024 |
|
|
checkCompletedNormally(g); |
1025 |
|
|
checkCompletedNormally(h); |
1026 |
|
|
}}; |
1027 |
|
|
testInvokeOnPool(mainPool(), a); |
1028 |
|
|
} |
1029 |
|
|
|
1030 |
|
|
/** |
1031 |
|
|
* invokeAll(collection) invokes all tasks in the collection |
1032 |
|
|
*/ |
1033 |
|
|
public void testInvokeAllCollection() { |
1034 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1035 |
|
|
protected void realCompute() { |
1036 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1037 |
|
|
CCF g = new LCCF(9); |
1038 |
|
|
CCF h = new LCCF(7); |
1039 |
dl |
1.1 |
HashSet set = new HashSet(); |
1040 |
|
|
set.add(f); |
1041 |
|
|
set.add(g); |
1042 |
|
|
set.add(h); |
1043 |
|
|
invokeAll(set); |
1044 |
|
|
assertEquals(21, f.number); |
1045 |
|
|
assertEquals(34, g.number); |
1046 |
|
|
assertEquals(13, h.number); |
1047 |
|
|
checkCompletedNormally(f); |
1048 |
|
|
checkCompletedNormally(g); |
1049 |
|
|
checkCompletedNormally(h); |
1050 |
|
|
}}; |
1051 |
|
|
testInvokeOnPool(mainPool(), a); |
1052 |
|
|
} |
1053 |
|
|
|
1054 |
|
|
/** |
1055 |
|
|
* invokeAll(tasks) with any null task throws NPE |
1056 |
|
|
*/ |
1057 |
|
|
public void testInvokeAllNPE() { |
1058 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1059 |
|
|
protected void realCompute() { |
1060 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1061 |
|
|
CCF g = new LCCF(9); |
1062 |
dl |
1.1 |
CCF h = null; |
1063 |
|
|
try { |
1064 |
|
|
invokeAll(f, g, h); |
1065 |
|
|
shouldThrow(); |
1066 |
|
|
} catch (NullPointerException success) {} |
1067 |
|
|
}}; |
1068 |
|
|
testInvokeOnPool(mainPool(), a); |
1069 |
|
|
} |
1070 |
|
|
|
1071 |
|
|
/** |
1072 |
|
|
* invokeAll(t1, t2) throw exception if any task does |
1073 |
|
|
*/ |
1074 |
|
|
public void testAbnormalInvokeAll2() { |
1075 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1076 |
|
|
protected void realCompute() { |
1077 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1078 |
|
|
FailingCCF g = new LFCCF(9); |
1079 |
dl |
1.1 |
try { |
1080 |
|
|
invokeAll(f, g); |
1081 |
|
|
shouldThrow(); |
1082 |
|
|
} catch (FJException success) { |
1083 |
|
|
checkCompletedAbnormally(g, success); |
1084 |
|
|
} |
1085 |
|
|
}}; |
1086 |
|
|
testInvokeOnPool(mainPool(), a); |
1087 |
|
|
} |
1088 |
|
|
|
1089 |
|
|
/** |
1090 |
|
|
* invokeAll(tasks) with 1 argument throws exception if task does |
1091 |
|
|
*/ |
1092 |
|
|
public void testAbnormalInvokeAll1() { |
1093 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1094 |
|
|
protected void realCompute() { |
1095 |
jsr166 |
1.8 |
FailingCCF g = new LFCCF(9); |
1096 |
dl |
1.1 |
try { |
1097 |
|
|
invokeAll(g); |
1098 |
|
|
shouldThrow(); |
1099 |
|
|
} catch (FJException success) { |
1100 |
|
|
checkCompletedAbnormally(g, success); |
1101 |
|
|
} |
1102 |
|
|
}}; |
1103 |
|
|
testInvokeOnPool(mainPool(), a); |
1104 |
|
|
} |
1105 |
|
|
|
1106 |
|
|
/** |
1107 |
|
|
* invokeAll(tasks) with > 2 argument throws exception if any task does |
1108 |
|
|
*/ |
1109 |
|
|
public void testAbnormalInvokeAll3() { |
1110 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1111 |
|
|
protected void realCompute() { |
1112 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1113 |
|
|
FailingCCF g = new LFCCF(9); |
1114 |
|
|
CCF h = new LCCF(7); |
1115 |
dl |
1.1 |
try { |
1116 |
|
|
invokeAll(f, g, h); |
1117 |
|
|
shouldThrow(); |
1118 |
|
|
} catch (FJException success) { |
1119 |
|
|
checkCompletedAbnormally(g, success); |
1120 |
|
|
} |
1121 |
|
|
}}; |
1122 |
|
|
testInvokeOnPool(mainPool(), a); |
1123 |
|
|
} |
1124 |
|
|
|
1125 |
|
|
/** |
1126 |
|
|
* invokeAll(collection) throws exception if any task does |
1127 |
|
|
*/ |
1128 |
|
|
public void testAbnormalInvokeAllCollection() { |
1129 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1130 |
|
|
protected void realCompute() { |
1131 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1132 |
|
|
CCF g = new LCCF(9); |
1133 |
|
|
CCF h = new LCCF(7); |
1134 |
dl |
1.1 |
HashSet set = new HashSet(); |
1135 |
|
|
set.add(f); |
1136 |
|
|
set.add(g); |
1137 |
|
|
set.add(h); |
1138 |
|
|
try { |
1139 |
|
|
invokeAll(set); |
1140 |
|
|
shouldThrow(); |
1141 |
|
|
} catch (FJException success) { |
1142 |
|
|
checkCompletedAbnormally(f, success); |
1143 |
|
|
} |
1144 |
|
|
}}; |
1145 |
|
|
testInvokeOnPool(mainPool(), a); |
1146 |
|
|
} |
1147 |
|
|
|
1148 |
|
|
/** |
1149 |
|
|
* tryUnfork returns true for most recent unexecuted task, |
1150 |
|
|
* and suppresses execution |
1151 |
|
|
*/ |
1152 |
|
|
public void testTryUnfork() { |
1153 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1154 |
|
|
protected void realCompute() { |
1155 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1156 |
dl |
1.1 |
assertSame(g, g.fork()); |
1157 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1158 |
dl |
1.1 |
assertSame(f, f.fork()); |
1159 |
|
|
assertTrue(f.tryUnfork()); |
1160 |
|
|
helpQuiesce(); |
1161 |
|
|
checkNotDone(f); |
1162 |
|
|
checkCompletedNormally(g); |
1163 |
|
|
}}; |
1164 |
|
|
testInvokeOnPool(singletonPool(), a); |
1165 |
|
|
} |
1166 |
|
|
|
1167 |
|
|
/** |
1168 |
|
|
* getSurplusQueuedTaskCount returns > 0 when |
1169 |
|
|
* there are more tasks than threads |
1170 |
|
|
*/ |
1171 |
|
|
public void testGetSurplusQueuedTaskCount() { |
1172 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1173 |
|
|
protected void realCompute() { |
1174 |
jsr166 |
1.8 |
CCF h = new LCCF(7); |
1175 |
dl |
1.1 |
assertSame(h, h.fork()); |
1176 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1177 |
dl |
1.1 |
assertSame(g, g.fork()); |
1178 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1179 |
dl |
1.1 |
assertSame(f, f.fork()); |
1180 |
|
|
assertTrue(getSurplusQueuedTaskCount() > 0); |
1181 |
|
|
helpQuiesce(); |
1182 |
|
|
assertEquals(0, getSurplusQueuedTaskCount()); |
1183 |
|
|
checkCompletedNormally(f); |
1184 |
|
|
checkCompletedNormally(g); |
1185 |
|
|
checkCompletedNormally(h); |
1186 |
|
|
}}; |
1187 |
|
|
testInvokeOnPool(singletonPool(), a); |
1188 |
|
|
} |
1189 |
|
|
|
1190 |
|
|
/** |
1191 |
|
|
* peekNextLocalTask returns most recent unexecuted task. |
1192 |
|
|
*/ |
1193 |
|
|
public void testPeekNextLocalTask() { |
1194 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1195 |
|
|
protected void realCompute() { |
1196 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1197 |
dl |
1.1 |
assertSame(g, g.fork()); |
1198 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1199 |
dl |
1.1 |
assertSame(f, f.fork()); |
1200 |
|
|
assertSame(f, peekNextLocalTask()); |
1201 |
|
|
assertNull(f.join()); |
1202 |
|
|
checkCompletedNormally(f); |
1203 |
|
|
helpQuiesce(); |
1204 |
|
|
checkCompletedNormally(g); |
1205 |
|
|
}}; |
1206 |
|
|
testInvokeOnPool(singletonPool(), a); |
1207 |
|
|
} |
1208 |
|
|
|
1209 |
|
|
/** |
1210 |
|
|
* pollNextLocalTask returns most recent unexecuted task without |
1211 |
|
|
* executing it |
1212 |
|
|
*/ |
1213 |
|
|
public void testPollNextLocalTask() { |
1214 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1215 |
|
|
protected void realCompute() { |
1216 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1217 |
dl |
1.1 |
assertSame(g, g.fork()); |
1218 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1219 |
dl |
1.1 |
assertSame(f, f.fork()); |
1220 |
|
|
assertSame(f, pollNextLocalTask()); |
1221 |
|
|
helpQuiesce(); |
1222 |
|
|
checkNotDone(f); |
1223 |
|
|
assertEquals(34, g.number); |
1224 |
|
|
checkCompletedNormally(g); |
1225 |
|
|
}}; |
1226 |
|
|
testInvokeOnPool(singletonPool(), a); |
1227 |
|
|
} |
1228 |
|
|
|
1229 |
|
|
/** |
1230 |
|
|
* pollTask returns an unexecuted task without executing it |
1231 |
|
|
*/ |
1232 |
|
|
public void testPollTask() { |
1233 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1234 |
|
|
protected void realCompute() { |
1235 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1236 |
dl |
1.1 |
assertSame(g, g.fork()); |
1237 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1238 |
dl |
1.1 |
assertSame(f, f.fork()); |
1239 |
|
|
assertSame(f, pollTask()); |
1240 |
|
|
helpQuiesce(); |
1241 |
|
|
checkNotDone(f); |
1242 |
|
|
checkCompletedNormally(g); |
1243 |
|
|
}}; |
1244 |
|
|
testInvokeOnPool(singletonPool(), a); |
1245 |
|
|
} |
1246 |
|
|
|
1247 |
|
|
/** |
1248 |
|
|
* peekNextLocalTask returns least recent unexecuted task in async mode |
1249 |
|
|
*/ |
1250 |
|
|
public void testPeekNextLocalTaskAsync() { |
1251 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1252 |
|
|
protected void realCompute() { |
1253 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1254 |
dl |
1.1 |
assertSame(g, g.fork()); |
1255 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1256 |
dl |
1.1 |
assertSame(f, f.fork()); |
1257 |
|
|
assertSame(g, peekNextLocalTask()); |
1258 |
|
|
assertNull(f.join()); |
1259 |
|
|
helpQuiesce(); |
1260 |
|
|
checkCompletedNormally(f); |
1261 |
|
|
assertEquals(34, g.number); |
1262 |
|
|
checkCompletedNormally(g); |
1263 |
|
|
}}; |
1264 |
|
|
testInvokeOnPool(asyncSingletonPool(), a); |
1265 |
|
|
} |
1266 |
|
|
|
1267 |
|
|
/** |
1268 |
|
|
* pollNextLocalTask returns least recent unexecuted task without |
1269 |
|
|
* executing it, in async mode |
1270 |
|
|
*/ |
1271 |
|
|
public void testPollNextLocalTaskAsync() { |
1272 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1273 |
|
|
protected void realCompute() { |
1274 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1275 |
dl |
1.1 |
assertSame(g, g.fork()); |
1276 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1277 |
dl |
1.1 |
assertSame(f, f.fork()); |
1278 |
|
|
assertSame(g, pollNextLocalTask()); |
1279 |
|
|
helpQuiesce(); |
1280 |
|
|
assertEquals(21, f.number); |
1281 |
|
|
checkCompletedNormally(f); |
1282 |
|
|
checkNotDone(g); |
1283 |
|
|
}}; |
1284 |
|
|
testInvokeOnPool(asyncSingletonPool(), a); |
1285 |
|
|
} |
1286 |
|
|
|
1287 |
|
|
/** |
1288 |
|
|
* pollTask returns an unexecuted task without executing it, in |
1289 |
|
|
* async mode |
1290 |
|
|
*/ |
1291 |
|
|
public void testPollTaskAsync() { |
1292 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1293 |
|
|
protected void realCompute() { |
1294 |
jsr166 |
1.8 |
CCF g = new LCCF(9); |
1295 |
dl |
1.1 |
assertSame(g, g.fork()); |
1296 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1297 |
dl |
1.1 |
assertSame(f, f.fork()); |
1298 |
|
|
assertSame(g, pollTask()); |
1299 |
|
|
helpQuiesce(); |
1300 |
|
|
assertEquals(21, f.number); |
1301 |
|
|
checkCompletedNormally(f); |
1302 |
|
|
checkNotDone(g); |
1303 |
|
|
}}; |
1304 |
|
|
testInvokeOnPool(asyncSingletonPool(), a); |
1305 |
|
|
} |
1306 |
|
|
|
1307 |
|
|
// versions for singleton pools |
1308 |
|
|
|
1309 |
|
|
/** |
1310 |
|
|
* invoke returns when task completes normally. |
1311 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
1312 |
|
|
* completed tasks; getRawResult returns null. |
1313 |
|
|
*/ |
1314 |
|
|
public void testInvokeSingleton() { |
1315 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1316 |
|
|
protected void realCompute() { |
1317 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1318 |
dl |
1.1 |
assertNull(f.invoke()); |
1319 |
|
|
assertEquals(21, f.number); |
1320 |
|
|
checkCompletedNormally(f); |
1321 |
|
|
}}; |
1322 |
|
|
testInvokeOnPool(singletonPool(), a); |
1323 |
|
|
} |
1324 |
|
|
|
1325 |
|
|
/** |
1326 |
|
|
* quietlyInvoke task returns when task completes normally. |
1327 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
1328 |
|
|
* completed tasks |
1329 |
|
|
*/ |
1330 |
|
|
public void testQuietlyInvokeSingleton() { |
1331 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1332 |
|
|
protected void realCompute() { |
1333 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1334 |
dl |
1.1 |
f.quietlyInvoke(); |
1335 |
|
|
assertEquals(21, f.number); |
1336 |
|
|
checkCompletedNormally(f); |
1337 |
|
|
}}; |
1338 |
|
|
testInvokeOnPool(singletonPool(), a); |
1339 |
|
|
} |
1340 |
|
|
|
1341 |
|
|
/** |
1342 |
|
|
* join of a forked task returns when task completes |
1343 |
|
|
*/ |
1344 |
|
|
public void testForkJoinSingleton() { |
1345 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1346 |
|
|
protected void realCompute() { |
1347 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1348 |
dl |
1.1 |
assertSame(f, f.fork()); |
1349 |
|
|
assertNull(f.join()); |
1350 |
|
|
assertEquals(21, f.number); |
1351 |
|
|
checkCompletedNormally(f); |
1352 |
|
|
}}; |
1353 |
|
|
testInvokeOnPool(singletonPool(), a); |
1354 |
|
|
} |
1355 |
|
|
|
1356 |
|
|
/** |
1357 |
|
|
* get of a forked task returns when task completes |
1358 |
|
|
*/ |
1359 |
|
|
public void testForkGetSingleton() { |
1360 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1361 |
|
|
protected void realCompute() throws Exception { |
1362 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1363 |
dl |
1.1 |
assertSame(f, f.fork()); |
1364 |
|
|
assertNull(f.get()); |
1365 |
|
|
assertEquals(21, f.number); |
1366 |
|
|
checkCompletedNormally(f); |
1367 |
|
|
}}; |
1368 |
|
|
testInvokeOnPool(singletonPool(), a); |
1369 |
|
|
} |
1370 |
|
|
|
1371 |
|
|
/** |
1372 |
|
|
* timed get of a forked task returns when task completes |
1373 |
|
|
*/ |
1374 |
|
|
public void testForkTimedGetSingleton() { |
1375 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1376 |
|
|
protected void realCompute() throws Exception { |
1377 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1378 |
dl |
1.1 |
assertSame(f, f.fork()); |
1379 |
|
|
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
1380 |
|
|
assertEquals(21, f.number); |
1381 |
|
|
checkCompletedNormally(f); |
1382 |
|
|
}}; |
1383 |
|
|
testInvokeOnPool(singletonPool(), a); |
1384 |
|
|
} |
1385 |
|
|
|
1386 |
|
|
/** |
1387 |
|
|
* timed get with null time unit throws NPE |
1388 |
|
|
*/ |
1389 |
|
|
public void testForkTimedGetNPESingleton() { |
1390 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1391 |
|
|
protected void realCompute() throws Exception { |
1392 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1393 |
dl |
1.1 |
assertSame(f, f.fork()); |
1394 |
|
|
try { |
1395 |
|
|
f.get(5L, null); |
1396 |
|
|
shouldThrow(); |
1397 |
|
|
} catch (NullPointerException success) {} |
1398 |
|
|
}}; |
1399 |
|
|
testInvokeOnPool(singletonPool(), a); |
1400 |
|
|
} |
1401 |
|
|
|
1402 |
|
|
/** |
1403 |
|
|
* quietlyJoin of a forked task returns when task completes |
1404 |
|
|
*/ |
1405 |
|
|
public void testForkQuietlyJoinSingleton() { |
1406 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1407 |
|
|
protected void realCompute() { |
1408 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1409 |
dl |
1.1 |
assertSame(f, f.fork()); |
1410 |
|
|
f.quietlyJoin(); |
1411 |
|
|
assertEquals(21, f.number); |
1412 |
|
|
checkCompletedNormally(f); |
1413 |
|
|
}}; |
1414 |
|
|
testInvokeOnPool(singletonPool(), a); |
1415 |
|
|
} |
1416 |
|
|
|
1417 |
|
|
/** |
1418 |
|
|
* helpQuiesce returns when tasks are complete. |
1419 |
|
|
* getQueuedTaskCount returns 0 when quiescent |
1420 |
|
|
*/ |
1421 |
|
|
public void testForkHelpQuiesceSingleton() { |
1422 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1423 |
|
|
protected void realCompute() { |
1424 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1425 |
dl |
1.1 |
assertSame(f, f.fork()); |
1426 |
|
|
helpQuiesce(); |
1427 |
|
|
assertEquals(0, getQueuedTaskCount()); |
1428 |
|
|
assertEquals(21, f.number); |
1429 |
|
|
checkCompletedNormally(f); |
1430 |
|
|
}}; |
1431 |
|
|
testInvokeOnPool(singletonPool(), a); |
1432 |
|
|
} |
1433 |
|
|
|
1434 |
|
|
/** |
1435 |
|
|
* invoke task throws exception when task completes abnormally |
1436 |
|
|
*/ |
1437 |
|
|
public void testAbnormalInvokeSingleton() { |
1438 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1439 |
|
|
protected void realCompute() { |
1440 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1441 |
dl |
1.1 |
try { |
1442 |
|
|
f.invoke(); |
1443 |
|
|
shouldThrow(); |
1444 |
|
|
} catch (FJException success) { |
1445 |
|
|
checkCompletedAbnormally(f, success); |
1446 |
|
|
} |
1447 |
|
|
}}; |
1448 |
|
|
testInvokeOnPool(singletonPool(), a); |
1449 |
|
|
} |
1450 |
|
|
|
1451 |
|
|
/** |
1452 |
|
|
* quietlyInvoke task returns when task completes abnormally |
1453 |
|
|
*/ |
1454 |
|
|
public void testAbnormalQuietlyInvokeSingleton() { |
1455 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1456 |
|
|
protected void realCompute() { |
1457 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1458 |
dl |
1.1 |
f.quietlyInvoke(); |
1459 |
|
|
assertTrue(f.getException() instanceof FJException); |
1460 |
|
|
checkCompletedAbnormally(f, f.getException()); |
1461 |
|
|
}}; |
1462 |
|
|
testInvokeOnPool(singletonPool(), a); |
1463 |
|
|
} |
1464 |
|
|
|
1465 |
|
|
/** |
1466 |
|
|
* join of a forked task throws exception when task completes abnormally |
1467 |
|
|
*/ |
1468 |
|
|
public void testAbnormalForkJoinSingleton() { |
1469 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1470 |
|
|
protected void realCompute() { |
1471 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1472 |
dl |
1.1 |
assertSame(f, f.fork()); |
1473 |
|
|
try { |
1474 |
|
|
f.join(); |
1475 |
|
|
shouldThrow(); |
1476 |
|
|
} catch (FJException success) { |
1477 |
|
|
checkCompletedAbnormally(f, success); |
1478 |
|
|
} |
1479 |
|
|
}}; |
1480 |
|
|
testInvokeOnPool(singletonPool(), a); |
1481 |
|
|
} |
1482 |
|
|
|
1483 |
|
|
/** |
1484 |
|
|
* get of a forked task throws exception when task completes abnormally |
1485 |
|
|
*/ |
1486 |
|
|
public void testAbnormalForkGetSingleton() { |
1487 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1488 |
|
|
protected void realCompute() throws Exception { |
1489 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1490 |
dl |
1.1 |
assertSame(f, f.fork()); |
1491 |
|
|
try { |
1492 |
|
|
f.get(); |
1493 |
|
|
shouldThrow(); |
1494 |
|
|
} catch (ExecutionException success) { |
1495 |
|
|
Throwable cause = success.getCause(); |
1496 |
|
|
assertTrue(cause instanceof FJException); |
1497 |
|
|
checkCompletedAbnormally(f, cause); |
1498 |
|
|
} |
1499 |
|
|
}}; |
1500 |
|
|
testInvokeOnPool(singletonPool(), a); |
1501 |
|
|
} |
1502 |
|
|
|
1503 |
|
|
/** |
1504 |
|
|
* timed get of a forked task throws exception when task completes abnormally |
1505 |
|
|
*/ |
1506 |
|
|
public void testAbnormalForkTimedGetSingleton() { |
1507 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1508 |
|
|
protected void realCompute() throws Exception { |
1509 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1510 |
dl |
1.1 |
assertSame(f, f.fork()); |
1511 |
|
|
try { |
1512 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
1513 |
|
|
shouldThrow(); |
1514 |
|
|
} catch (ExecutionException success) { |
1515 |
|
|
Throwable cause = success.getCause(); |
1516 |
|
|
assertTrue(cause instanceof FJException); |
1517 |
|
|
checkCompletedAbnormally(f, cause); |
1518 |
|
|
} |
1519 |
|
|
}}; |
1520 |
|
|
testInvokeOnPool(singletonPool(), a); |
1521 |
|
|
} |
1522 |
|
|
|
1523 |
|
|
/** |
1524 |
|
|
* quietlyJoin of a forked task returns when task completes abnormally |
1525 |
|
|
*/ |
1526 |
|
|
public void testAbnormalForkQuietlyJoinSingleton() { |
1527 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1528 |
|
|
protected void realCompute() { |
1529 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1530 |
dl |
1.1 |
assertSame(f, f.fork()); |
1531 |
|
|
f.quietlyJoin(); |
1532 |
|
|
assertTrue(f.getException() instanceof FJException); |
1533 |
|
|
checkCompletedAbnormally(f, f.getException()); |
1534 |
|
|
}}; |
1535 |
|
|
testInvokeOnPool(singletonPool(), a); |
1536 |
|
|
} |
1537 |
|
|
|
1538 |
|
|
/** |
1539 |
|
|
* invoke task throws exception when task cancelled |
1540 |
|
|
*/ |
1541 |
|
|
public void testCancelledInvokeSingleton() { |
1542 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1543 |
|
|
protected void realCompute() { |
1544 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1545 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
1546 |
|
|
try { |
1547 |
|
|
f.invoke(); |
1548 |
|
|
shouldThrow(); |
1549 |
|
|
} catch (CancellationException success) { |
1550 |
|
|
checkCancelled(f); |
1551 |
|
|
} |
1552 |
|
|
}}; |
1553 |
|
|
testInvokeOnPool(singletonPool(), a); |
1554 |
|
|
} |
1555 |
|
|
|
1556 |
|
|
/** |
1557 |
|
|
* join of a forked task throws exception when task cancelled |
1558 |
|
|
*/ |
1559 |
|
|
public void testCancelledForkJoinSingleton() { |
1560 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1561 |
|
|
protected void realCompute() { |
1562 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1563 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
1564 |
|
|
assertSame(f, f.fork()); |
1565 |
|
|
try { |
1566 |
|
|
f.join(); |
1567 |
|
|
shouldThrow(); |
1568 |
|
|
} catch (CancellationException success) { |
1569 |
|
|
checkCancelled(f); |
1570 |
|
|
} |
1571 |
|
|
}}; |
1572 |
|
|
testInvokeOnPool(singletonPool(), a); |
1573 |
|
|
} |
1574 |
|
|
|
1575 |
|
|
/** |
1576 |
|
|
* get of a forked task throws exception when task cancelled |
1577 |
|
|
*/ |
1578 |
|
|
public void testCancelledForkGetSingleton() { |
1579 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1580 |
|
|
protected void realCompute() throws Exception { |
1581 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1582 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
1583 |
|
|
assertSame(f, f.fork()); |
1584 |
|
|
try { |
1585 |
|
|
f.get(); |
1586 |
|
|
shouldThrow(); |
1587 |
|
|
} catch (CancellationException success) { |
1588 |
|
|
checkCancelled(f); |
1589 |
|
|
} |
1590 |
|
|
}}; |
1591 |
|
|
testInvokeOnPool(singletonPool(), a); |
1592 |
|
|
} |
1593 |
|
|
|
1594 |
|
|
/** |
1595 |
|
|
* timed get of a forked task throws exception when task cancelled |
1596 |
|
|
*/ |
1597 |
|
|
public void testCancelledForkTimedGetSingleton() throws Exception { |
1598 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1599 |
|
|
protected void realCompute() throws Exception { |
1600 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1601 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
1602 |
|
|
assertSame(f, f.fork()); |
1603 |
|
|
try { |
1604 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
1605 |
|
|
shouldThrow(); |
1606 |
|
|
} catch (CancellationException success) { |
1607 |
|
|
checkCancelled(f); |
1608 |
|
|
} |
1609 |
|
|
}}; |
1610 |
|
|
testInvokeOnPool(singletonPool(), a); |
1611 |
|
|
} |
1612 |
|
|
|
1613 |
|
|
/** |
1614 |
|
|
* quietlyJoin of a forked task returns when task cancelled |
1615 |
|
|
*/ |
1616 |
|
|
public void testCancelledForkQuietlyJoinSingleton() { |
1617 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1618 |
|
|
protected void realCompute() { |
1619 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1620 |
dl |
1.1 |
assertTrue(f.cancel(true)); |
1621 |
|
|
assertSame(f, f.fork()); |
1622 |
|
|
f.quietlyJoin(); |
1623 |
|
|
checkCancelled(f); |
1624 |
|
|
}}; |
1625 |
|
|
testInvokeOnPool(singletonPool(), a); |
1626 |
|
|
} |
1627 |
|
|
|
1628 |
|
|
/** |
1629 |
|
|
* invoke task throws exception after invoking completeExceptionally |
1630 |
|
|
*/ |
1631 |
|
|
public void testCompleteExceptionallySingleton() { |
1632 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1633 |
|
|
protected void realCompute() { |
1634 |
jsr166 |
1.8 |
CCF n = new LCCF(8); |
1635 |
|
|
CCF f = new LCCF(n, 8); |
1636 |
|
|
FJException ex = new FJException(); |
1637 |
|
|
f.completeExceptionally(ex); |
1638 |
|
|
f.checkCompletedExceptionally(ex); |
1639 |
|
|
n.checkCompletedExceptionally(ex); |
1640 |
dl |
1.1 |
}}; |
1641 |
|
|
testInvokeOnPool(singletonPool(), a); |
1642 |
|
|
} |
1643 |
|
|
|
1644 |
|
|
/** |
1645 |
|
|
* invokeAll(t1, t2) invokes all task arguments |
1646 |
|
|
*/ |
1647 |
|
|
public void testInvokeAll2Singleton() { |
1648 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1649 |
|
|
protected void realCompute() { |
1650 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1651 |
|
|
CCF g = new LCCF(9); |
1652 |
dl |
1.1 |
invokeAll(f, g); |
1653 |
|
|
assertEquals(21, f.number); |
1654 |
|
|
assertEquals(34, g.number); |
1655 |
|
|
checkCompletedNormally(f); |
1656 |
|
|
checkCompletedNormally(g); |
1657 |
|
|
}}; |
1658 |
|
|
testInvokeOnPool(singletonPool(), a); |
1659 |
|
|
} |
1660 |
|
|
|
1661 |
|
|
/** |
1662 |
|
|
* invokeAll(tasks) with 1 argument invokes task |
1663 |
|
|
*/ |
1664 |
|
|
public void testInvokeAll1Singleton() { |
1665 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1666 |
|
|
protected void realCompute() { |
1667 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1668 |
dl |
1.1 |
invokeAll(f); |
1669 |
|
|
checkCompletedNormally(f); |
1670 |
|
|
assertEquals(21, f.number); |
1671 |
|
|
}}; |
1672 |
|
|
testInvokeOnPool(singletonPool(), a); |
1673 |
|
|
} |
1674 |
|
|
|
1675 |
|
|
/** |
1676 |
|
|
* invokeAll(tasks) with > 2 argument invokes tasks |
1677 |
|
|
*/ |
1678 |
|
|
public void testInvokeAll3Singleton() { |
1679 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1680 |
|
|
protected void realCompute() { |
1681 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1682 |
|
|
CCF g = new LCCF(9); |
1683 |
|
|
CCF h = new LCCF(7); |
1684 |
dl |
1.1 |
invokeAll(f, g, h); |
1685 |
|
|
assertEquals(21, f.number); |
1686 |
|
|
assertEquals(34, g.number); |
1687 |
|
|
assertEquals(13, h.number); |
1688 |
|
|
checkCompletedNormally(f); |
1689 |
|
|
checkCompletedNormally(g); |
1690 |
|
|
checkCompletedNormally(h); |
1691 |
|
|
}}; |
1692 |
|
|
testInvokeOnPool(singletonPool(), a); |
1693 |
|
|
} |
1694 |
|
|
|
1695 |
|
|
/** |
1696 |
|
|
* invokeAll(collection) invokes all tasks in the collection |
1697 |
|
|
*/ |
1698 |
|
|
public void testInvokeAllCollectionSingleton() { |
1699 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1700 |
|
|
protected void realCompute() { |
1701 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1702 |
|
|
CCF g = new LCCF(9); |
1703 |
|
|
CCF h = new LCCF(7); |
1704 |
dl |
1.1 |
HashSet set = new HashSet(); |
1705 |
|
|
set.add(f); |
1706 |
|
|
set.add(g); |
1707 |
|
|
set.add(h); |
1708 |
|
|
invokeAll(set); |
1709 |
|
|
assertEquals(21, f.number); |
1710 |
|
|
assertEquals(34, g.number); |
1711 |
|
|
assertEquals(13, h.number); |
1712 |
|
|
checkCompletedNormally(f); |
1713 |
|
|
checkCompletedNormally(g); |
1714 |
|
|
checkCompletedNormally(h); |
1715 |
|
|
}}; |
1716 |
|
|
testInvokeOnPool(singletonPool(), a); |
1717 |
|
|
} |
1718 |
|
|
|
1719 |
|
|
/** |
1720 |
|
|
* invokeAll(tasks) with any null task throws NPE |
1721 |
|
|
*/ |
1722 |
|
|
public void testInvokeAllNPESingleton() { |
1723 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1724 |
|
|
protected void realCompute() { |
1725 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1726 |
|
|
CCF g = new LCCF(9); |
1727 |
dl |
1.1 |
CCF h = null; |
1728 |
|
|
try { |
1729 |
|
|
invokeAll(f, g, h); |
1730 |
|
|
shouldThrow(); |
1731 |
|
|
} catch (NullPointerException success) {} |
1732 |
|
|
}}; |
1733 |
|
|
testInvokeOnPool(singletonPool(), a); |
1734 |
|
|
} |
1735 |
|
|
|
1736 |
|
|
/** |
1737 |
|
|
* invokeAll(t1, t2) throw exception if any task does |
1738 |
|
|
*/ |
1739 |
|
|
public void testAbnormalInvokeAll2Singleton() { |
1740 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1741 |
|
|
protected void realCompute() { |
1742 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1743 |
|
|
FailingCCF g = new LFCCF(9); |
1744 |
dl |
1.1 |
try { |
1745 |
|
|
invokeAll(f, g); |
1746 |
|
|
shouldThrow(); |
1747 |
|
|
} catch (FJException success) { |
1748 |
|
|
checkCompletedAbnormally(g, success); |
1749 |
|
|
} |
1750 |
|
|
}}; |
1751 |
|
|
testInvokeOnPool(singletonPool(), a); |
1752 |
|
|
} |
1753 |
|
|
|
1754 |
|
|
/** |
1755 |
|
|
* invokeAll(tasks) with 1 argument throws exception if task does |
1756 |
|
|
*/ |
1757 |
|
|
public void testAbnormalInvokeAll1Singleton() { |
1758 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1759 |
|
|
protected void realCompute() { |
1760 |
jsr166 |
1.8 |
FailingCCF g = new LFCCF(9); |
1761 |
dl |
1.1 |
try { |
1762 |
|
|
invokeAll(g); |
1763 |
|
|
shouldThrow(); |
1764 |
|
|
} catch (FJException success) { |
1765 |
|
|
checkCompletedAbnormally(g, success); |
1766 |
|
|
} |
1767 |
|
|
}}; |
1768 |
|
|
testInvokeOnPool(singletonPool(), a); |
1769 |
|
|
} |
1770 |
|
|
|
1771 |
|
|
/** |
1772 |
|
|
* invokeAll(tasks) with > 2 argument throws exception if any task does |
1773 |
|
|
*/ |
1774 |
|
|
public void testAbnormalInvokeAll3Singleton() { |
1775 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1776 |
|
|
protected void realCompute() { |
1777 |
jsr166 |
1.8 |
CCF f = new LCCF(8); |
1778 |
|
|
FailingCCF g = new LFCCF(9); |
1779 |
|
|
CCF h = new LCCF(7); |
1780 |
dl |
1.1 |
try { |
1781 |
|
|
invokeAll(f, g, h); |
1782 |
|
|
shouldThrow(); |
1783 |
|
|
} catch (FJException success) { |
1784 |
|
|
checkCompletedAbnormally(g, success); |
1785 |
|
|
} |
1786 |
|
|
}}; |
1787 |
|
|
testInvokeOnPool(singletonPool(), a); |
1788 |
|
|
} |
1789 |
|
|
|
1790 |
|
|
/** |
1791 |
|
|
* invokeAll(collection) throws exception if any task does |
1792 |
|
|
*/ |
1793 |
|
|
public void testAbnormalInvokeAllCollectionSingleton() { |
1794 |
jsr166 |
1.7 |
ForkJoinTask a = new CheckedRecursiveAction() { |
1795 |
|
|
protected void realCompute() { |
1796 |
jsr166 |
1.8 |
FailingCCF f = new LFCCF(8); |
1797 |
|
|
CCF g = new LCCF(9); |
1798 |
|
|
CCF h = new LCCF(7); |
1799 |
dl |
1.1 |
HashSet set = new HashSet(); |
1800 |
|
|
set.add(f); |
1801 |
|
|
set.add(g); |
1802 |
|
|
set.add(h); |
1803 |
|
|
try { |
1804 |
|
|
invokeAll(set); |
1805 |
|
|
shouldThrow(); |
1806 |
|
|
} catch (FJException success) { |
1807 |
|
|
checkCompletedAbnormally(f, success); |
1808 |
|
|
} |
1809 |
|
|
}}; |
1810 |
|
|
testInvokeOnPool(singletonPool(), a); |
1811 |
|
|
} |
1812 |
|
|
|
1813 |
|
|
} |