Examples with Pointer org.apache.drill.exec.util.Pointer used on opensource projects

Example 1 with Pointer

use of org.apache.drill.exec.util.Pointer in project drill by axbaretto.

the class Foreman method runSQL.

private void runSQL(final String sql) throws ExecutionSetupException {
    final Pointer<String> textPlan = new Pointer<>();
    final PhysicalPlan plan = DrillSqlWorker.getPlan(queryContext, sql, textPlan);
    queryManager.setPlanText(textPlan.value);
    runPhysicalPlan(plan);
}

Example 2 with Pointer

use of org.apache.drill.exec.util.Pointer in project drill by axbaretto.

the class TestCountDownLatchInjection method latchInjected.

// test would hang if the correct init, wait and countdowns did not happen, and the test timeout mechanism will
@Test
public // catch that case
void latchInjected() throws InterruptedException {
    final int threads = 10;
    final ExtendedLatch trigger = new ExtendedLatch(1);
    final Pointer<Long> countingDownTime = new Pointer<>();
    final String controls = Controls.newBuilder().addLatch(DummyClass.class, DummyClass.LATCH_NAME).build();
    ControlsInjectionUtil.setControls(session, controls);
    final QueryContext queryContext = new QueryContext(session, bits[0].getContext(), QueryId.getDefaultInstance());
    final DummyClass dummyClass = new DummyClass(queryContext, trigger, threads);
    (new ThreadCreator(dummyClass, trigger, threads, countingDownTime)).start();
    final long timeSpentWaiting;
    try {
        timeSpentWaiting = dummyClass.initAndWait();
    } catch (final InterruptedException e) {
        fail("Thread should not be interrupted; there is no deliberate attempt.");
        return;
    }
    while (countingDownTime.value == null) {
        Thread.sleep(100L);
    }
    assertTrue(timeSpentWaiting >= countingDownTime.value);
    try {
        queryContext.close();
    } catch (final Exception e) {
        fail("Failed to close query context: " + e);
    }
}

Example 3 with Pointer

use of org.apache.drill.exec.util.Pointer in project drill by axbaretto.

the class TestPauseInjection method pauseOnSpecificBit.

@Test
public void pauseOnSpecificBit() {
    final RemoteServiceSet remoteServiceSet = RemoteServiceSet.getLocalServiceSet();
    final ZookeeperHelper zkHelper = new ZookeeperHelper();
    zkHelper.startZookeeper(1);
    try {
        // Creating two drillbits
        final Drillbit drillbit1, drillbit2;
        final DrillConfig drillConfig = zkHelper.getConfig();
        try {
            drillbit1 = Drillbit.start(drillConfig, remoteServiceSet);
            drillbit2 = Drillbit.start(drillConfig, remoteServiceSet);
        } catch (final DrillbitStartupException e) {
            throw new RuntimeException("Failed to start two drillbits.", e);
        }
        final DrillbitContext drillbitContext1 = drillbit1.getContext();
        final DrillbitContext drillbitContext2 = drillbit2.getContext();
        final UserSession session = UserSession.Builder.newBuilder().withCredentials(UserCredentials.newBuilder().setUserName("foo").build()).withUserProperties(UserProperties.getDefaultInstance()).withOptionManager(drillbitContext1.getOptionManager()).build();
        final DrillbitEndpoint drillbitEndpoint1 = drillbitContext1.getEndpoint();
        final String controls = Controls.newBuilder().addPauseOnBit(DummyClass.class, DummyClass.PAUSES, drillbitEndpoint1).build();
        ControlsInjectionUtil.setControls(session, controls);
        {
            final long expectedDuration = 1000L;
            final ExtendedLatch trigger = new ExtendedLatch(1);
            final Pointer<Exception> ex = new Pointer<>();
            final QueryContext queryContext = new QueryContext(session, drillbitContext1, QueryId.getDefaultInstance());
            (new ResumingThread(queryContext, trigger, ex, expectedDuration)).start();
            // test that the pause happens
            final DummyClass dummyClass = new DummyClass(queryContext, trigger);
            final long actualDuration = dummyClass.pauses();
            assertTrue(String.format("Test should stop for at least %d milliseconds.", expectedDuration), expectedDuration <= actualDuration);
            assertTrue("No exception should be thrown.", ex.value == null);
            try {
                queryContext.close();
            } catch (final Exception e) {
                fail("Failed to close query context: " + e);
            }
        }
        {
            final ExtendedLatch trigger = new ExtendedLatch(1);
            final QueryContext queryContext = new QueryContext(session, drillbitContext2, QueryId.getDefaultInstance());
            // if the resume did not happen, the test would hang
            final DummyClass dummyClass = new DummyClass(queryContext, trigger);
            dummyClass.pauses();
            try {
                queryContext.close();
            } catch (final Exception e) {
                fail("Failed to close query context: " + e);
            }
        }
    } finally {
        zkHelper.stopZookeeper();
    }
}

Example 4 with Pointer

use of org.apache.drill.exec.util.Pointer in project drill by apache.

the class TestCountDownLatchInjection method latchInjected.

// test would hang if the correct init, wait and countdowns did not happen, and the test timeout mechanism will
@Test
public // catch that case
void latchInjected() throws InterruptedException {
    final int threads = 10;
    final ExtendedLatch trigger = new ExtendedLatch(1);
    final Pointer<Long> countingDownTime = new Pointer<>();
    final String controls = Controls.newBuilder().addLatch(DummyClass.class, DummyClass.LATCH_NAME).build();
    ControlsInjectionUtil.setControls(session, controls);
    final QueryContext queryContext = new QueryContext(session, bits[0].getContext(), QueryId.getDefaultInstance());
    final DummyClass dummyClass = new DummyClass(queryContext, trigger, threads);
    (new ThreadCreator(dummyClass, trigger, threads, countingDownTime)).start();
    final long timeSpentWaiting;
    try {
        timeSpentWaiting = dummyClass.initAndWait();
    } catch (final InterruptedException e) {
        fail("Thread should not be interrupted; there is no deliberate attempt.");
        return;
    }
    while (countingDownTime.value == null) {
        Thread.sleep(100L);
    }
    assertTrue(timeSpentWaiting >= countingDownTime.value);
    try {
        queryContext.close();
    } catch (final Exception e) {
        fail("Failed to close query context: " + e);
    }
}

Example 5 with Pointer

use of org.apache.drill.exec.util.Pointer in project drill by apache.

the class TestPauseInjection method timedPauseOnSpecificBit.

@Test
public void timedPauseOnSpecificBit() {
    final RemoteServiceSet remoteServiceSet = RemoteServiceSet.getLocalServiceSet();
    final ZookeeperHelper zkHelper = new ZookeeperHelper();
    zkHelper.startZookeeper(1);
    final long pauseDuration = 2000L;
    final long expectedDuration = pauseDuration;
    try {
        // Creating two drillbits
        final Drillbit drillbit1, drillbit2;
        final DrillConfig drillConfig = zkHelper.getConfig();
        try {
            drillbit1 = Drillbit.start(drillConfig, remoteServiceSet);
            drillbit2 = Drillbit.start(drillConfig, remoteServiceSet);
        } catch (final DrillbitStartupException e) {
            throw new RuntimeException("Failed to start two drillbits.", e);
        }
        final DrillbitContext drillbitContext1 = drillbit1.getContext();
        final DrillbitContext drillbitContext2 = drillbit2.getContext();
        final UserSession session = UserSession.Builder.newBuilder().withCredentials(UserCredentials.newBuilder().setUserName("foo").build()).withUserProperties(UserProperties.getDefaultInstance()).withOptionManager(drillbitContext1.getOptionManager()).build();
        final DrillbitEndpoint drillbitEndpoint1 = drillbitContext1.getEndpoint();
        final String controls = Controls.newBuilder().addTimedPauseOnBit(DummyClass.class, DummyClass.PAUSES, drillbitEndpoint1, 0, pauseDuration).build();
        ControlsInjectionUtil.setControls(session, controls);
        {
            final ExtendedLatch trigger = new ExtendedLatch(1);
            final Pointer<Exception> ex = new Pointer<>();
            final QueryContext queryContext = new QueryContext(session, drillbitContext1, QueryId.getDefaultInstance());
            // test that the pause happens
            final DummyClass dummyClass = new DummyClass(queryContext, trigger);
            final long actualDuration = dummyClass.pauses();
            assertTrue(String.format("Test should stop for at least %d milliseconds.", expectedDuration), expectedDuration <= actualDuration);
            assertNull("No exception should be thrown.", ex.value);
            try {
                queryContext.close();
            } catch (final Exception e) {
                fail("Failed to close query context: " + e);
            }
        }
        {
            final ExtendedLatch trigger = new ExtendedLatch(1);
            final QueryContext queryContext = new QueryContext(session, drillbitContext2, QueryId.getDefaultInstance());
            // if the resume did not happen, the test would hang
            final DummyClass dummyClass = new DummyClass(queryContext, trigger);
            dummyClass.pauses();
            try {
                queryContext.close();
            } catch (final Exception e) {
                fail("Failed to close query context: " + e);
            }
        }
    } finally {
        zkHelper.stopZookeeper();
    }
}