Examples with VoidNamespace org.apache.flink.runtime.state.VoidNamespace used on opensource projects

Example 11 with VoidNamespace

use of org.apache.flink.runtime.state.VoidNamespace in project flink by apache.

the class BaseTwoInputStreamOperatorWithStateRetention method initializeTimerService.

private void initializeTimerService() {
    InternalTimerService<VoidNamespace> internalTimerService = getInternalTimerService(TIMERS_STATE_NAME, VoidNamespaceSerializer.INSTANCE, this);
    timerService = new SimpleTimerService(internalTimerService);
}

Example 12 with VoidNamespace

use of org.apache.flink.runtime.state.VoidNamespace in project flink by apache.

the class LatencyTrackingReducingStateTest method testLatencyTrackingReducingState.

@Test
@SuppressWarnings({ "unchecked", "rawtypes" })
public void testLatencyTrackingReducingState() throws Exception {
    AbstractKeyedStateBackend<Integer> keyedBackend = createKeyedBackend(getKeySerializer());
    try {
        LatencyTrackingReducingState<Integer, VoidNamespace, Long> latencyTrackingState = (LatencyTrackingReducingState) createLatencyTrackingState(keyedBackend, getStateDescriptor());
        latencyTrackingState.setCurrentNamespace(VoidNamespace.INSTANCE);
        LatencyTrackingReducingState.ReducingStateLatencyMetrics latencyTrackingStateMetric = latencyTrackingState.getLatencyTrackingStateMetric();
        assertEquals(0, latencyTrackingStateMetric.getAddCount());
        assertEquals(0, latencyTrackingStateMetric.getGetCount());
        assertEquals(0, latencyTrackingStateMetric.getMergeNamespaceCount());
        setCurrentKey(keyedBackend);
        ThreadLocalRandom random = ThreadLocalRandom.current();
        for (int index = 1; index <= SAMPLE_INTERVAL; index++) {
            int expectedResult = index == SAMPLE_INTERVAL ? 0 : index;
            latencyTrackingState.add(random.nextLong());
            assertEquals(expectedResult, latencyTrackingStateMetric.getAddCount());
            latencyTrackingState.get();
            assertEquals(expectedResult, latencyTrackingStateMetric.getGetCount());
            latencyTrackingState.mergeNamespaces(VoidNamespace.INSTANCE, Collections.emptyList());
            assertEquals(expectedResult, latencyTrackingStateMetric.getMergeNamespaceCount());
        }
    } finally {
        if (keyedBackend != null) {
            keyedBackend.close();
            keyedBackend.dispose();
        }
    }
}

Example 13 with VoidNamespace

use of org.apache.flink.runtime.state.VoidNamespace in project flink by apache.

the class KeyedProcessOperator method open.

@Override
public void open() throws Exception {
    super.open();
    collector = new TimestampedCollector<>(output);
    InternalTimerService<VoidNamespace> internalTimerService = getInternalTimerService("user-timers", VoidNamespaceSerializer.INSTANCE, this);
    TimerService timerService = new SimpleTimerService(internalTimerService);
    context = new ContextImpl(userFunction, timerService);
    onTimerContext = new OnTimerContextImpl(userFunction, timerService);
}

Example 14 with VoidNamespace

use of org.apache.flink.runtime.state.VoidNamespace in project flink by apache.

the class LegacyKeyedProcessOperator method open.

@Override
public void open() throws Exception {
    super.open();
    collector = new TimestampedCollector<>(output);
    InternalTimerService<VoidNamespace> internalTimerService = getInternalTimerService("user-timers", VoidNamespaceSerializer.INSTANCE, this);
    TimerService timerService = new SimpleTimerService(internalTimerService);
    context = new ContextImpl(userFunction, timerService);
    onTimerContext = new OnTimerContextImpl(userFunction, timerService);
}

Example 15 with VoidNamespace

use of org.apache.flink.runtime.state.VoidNamespace in project flink by apache.

the class BaseTemporalSortOperator method open.

@Override
public void open() throws Exception {
    InternalTimerService<VoidNamespace> internalTimerService = getInternalTimerService("user-timers", VoidNamespaceSerializer.INSTANCE, this);
    timerService = new SimpleTimerService(internalTimerService);
    collector = new TimestampedCollector<>(output);
}