Examples with RecursiveAction java8.util.concurrent.RecursiveAction used on opensource projects

Example 26 with RecursiveAction

use of java8.util.concurrent.RecursiveAction in project streamsupport by stefan-zobel.

the class ForkJoinTask8Test method testAbnormalQuietlyInvoke.

private void testAbnormalQuietlyInvoke(ForkJoinPool pool) {
    @SuppressWarnings("serial") RecursiveAction a = new CheckedRecursiveAction() {

        protected void realCompute() {
            FailingAsyncFib f = new FailingAsyncFib(8);
            f.quietlyInvoke();
            assertTrue(f.getException() instanceof FJException);
            checkCompletedAbnormally(f, f.getException());
        }
    };
    testInvokeOnPool(pool, a);
}

Example 27 with RecursiveAction

use of java8.util.concurrent.RecursiveAction in project streamsupport by stefan-zobel.

the class ForkJoinTask8Test method testInvokeAllNullTask.

private void testInvokeAllNullTask(ForkJoinPool pool) {
    @SuppressWarnings("serial") RecursiveAction a = new CheckedRecursiveAction() {

        protected void realCompute() {
            AsyncFib nul = null;
            Runnable[] throwingActions = { () -> invokeAll(nul), () -> invokeAll(nul, nul), () -> invokeAll(new AsyncFib(8), new AsyncFib(9), nul), () -> invokeAll(new AsyncFib(8), nul, new AsyncFib(9)), () -> invokeAll(nul, new AsyncFib(8), new AsyncFib(9)) };
            assertThrows(NullPointerException.class, throwingActions);
        }
    };
    testInvokeOnPool(pool, a);
}

Example 28 with RecursiveAction

use of java8.util.concurrent.RecursiveAction in project streamsupport by stefan-zobel.

the class ForkJoinTask8Test method testGetSurplusQueuedTaskCount.

/**
 * getSurplusQueuedTaskCount returns > 0 when
 * there are more tasks than threads
 */
public void testGetSurplusQueuedTaskCount() {
    @SuppressWarnings("serial") RecursiveAction a = new CheckedRecursiveAction() {

        protected void realCompute() {
            AsyncFib h = new AsyncFib(7);
            assertSame(h, h.fork());
            AsyncFib g = new AsyncFib(9);
            assertSame(g, g.fork());
            AsyncFib f = new AsyncFib(8);
            assertSame(f, f.fork());
            assertTrue(getSurplusQueuedTaskCount() > 0);
            helpQuiesce();
            assertEquals(0, getSurplusQueuedTaskCount());
            f.checkCompletedNormally();
            g.checkCompletedNormally();
            h.checkCompletedNormally();
        }
    };
    testInvokeOnPool(singletonPool(), a);
}

Example 29 with RecursiveAction

use of java8.util.concurrent.RecursiveAction in project streamsupport by stefan-zobel.

the class ForkJoinTask8Test method testAbnormalInvoke.

private void testAbnormalInvoke(ForkJoinPool pool) {
    @SuppressWarnings("serial") RecursiveAction a = new CheckedRecursiveAction() {

        protected void realCompute() {
            FailingAsyncFib f = new FailingAsyncFib(8);
            try {
                f.invoke();
                shouldThrow();
            } catch (FJException success) {
                checkCompletedAbnormally(f, success);
            }
        }
    };
    testInvokeOnPool(pool, a);
}

Example 30 with RecursiveAction

use of java8.util.concurrent.RecursiveAction in project streamsupport by stefan-zobel.

the class ForkJoinTask8Test method testForkQuietlyJoin.

private void testForkQuietlyJoin(ForkJoinPool pool) {
    @SuppressWarnings("serial") RecursiveAction a = new CheckedRecursiveAction() {

        protected void realCompute() {
            AsyncFib f = new AsyncFib(8);
            assertSame(f, f.fork());
            f.quietlyJoin();
            f.checkCompletedNormally();
        }
    };
    testInvokeOnPool(pool, a);
}