Examples with CardinalityEstimatorService com.hazelcast.cardinality.impl.CardinalityEstimatorService used on opensource projects

Example 1 with CardinalityEstimatorService

use of com.hazelcast.cardinality.impl.CardinalityEstimatorService in project hazelcast by hazelcast.

the class ServiceManagerImpl method registerDefaultServices.

private void registerDefaultServices(ServicesConfig servicesConfig) {
    if (!servicesConfig.isEnableDefaults()) {
        return;
    }
    logger.finest("Registering default services...");
    registerService(MapService.SERVICE_NAME, createService(MapService.class));
    registerService(LockSupportService.SERVICE_NAME, new LockSupportServiceImpl(nodeEngine));
    registerService(QueueService.SERVICE_NAME, new QueueService(nodeEngine));
    registerService(TopicService.SERVICE_NAME, new TopicService());
    registerService(ReliableTopicService.SERVICE_NAME, new ReliableTopicService(nodeEngine));
    registerService(MultiMapService.SERVICE_NAME, new MultiMapService(nodeEngine));
    registerService(ListService.SERVICE_NAME, new ListService(nodeEngine));
    registerService(SetService.SERVICE_NAME, new SetService(nodeEngine));
    registerService(DistributedExecutorService.SERVICE_NAME, new DistributedExecutorService());
    registerService(DistributedDurableExecutorService.SERVICE_NAME, new DistributedDurableExecutorService(nodeEngine));
    registerService(FlakeIdGeneratorService.SERVICE_NAME, new FlakeIdGeneratorService(nodeEngine));
    registerService(ReplicatedMapService.SERVICE_NAME, new ReplicatedMapService(nodeEngine));
    registerService(RingbufferService.SERVICE_NAME, new RingbufferService(nodeEngine));
    registerService(XAService.SERVICE_NAME, new XAService(nodeEngine));
    registerService(CardinalityEstimatorService.SERVICE_NAME, new CardinalityEstimatorService());
    registerService(PNCounterService.SERVICE_NAME, new PNCounterService());
    registerService(CRDTReplicationMigrationService.SERVICE_NAME, new CRDTReplicationMigrationService());
    registerService(DistributedScheduledExecutorService.SERVICE_NAME, new DistributedScheduledExecutorService());
    registerService(MetricsService.SERVICE_NAME, new MetricsService(nodeEngine));
    registerCacheServiceIfAvailable();
    readServiceDescriptors();
}

Example 2 with CardinalityEstimatorService

use of com.hazelcast.cardinality.impl.CardinalityEstimatorService in project hazelcast by hazelcast.

the class CardinalityEstimatorBackupTest method readEstimate.

private long readEstimate(final HazelcastInstance instance) {
    final OperationServiceImpl operationService = (OperationServiceImpl) getOperationService(instance);
    final CardinalityEstimatorService cardinalityEstimatorService = getNodeEngineImpl(instance).getService(CardinalityEstimatorService.SERVICE_NAME);
    final CardinalityEstimatorBackupTest.GetEstimate task = new CardinalityEstimatorBackupTest.GetEstimate(cardinalityEstimatorService);
    operationService.execute(task);
    assertOpenEventually(task.latch);
    return task.value;
}

Example 3 with CardinalityEstimatorService

use of com.hazelcast.cardinality.impl.CardinalityEstimatorService in project hazelcast by hazelcast.

the class ReplicationOperation method run.

@Override
public void run() throws Exception {
    CardinalityEstimatorService service = getService();
    for (Map.Entry<String, CardinalityEstimatorContainer> entry : migrationData.entrySet()) {
        String name = entry.getKey();
        service.addCardinalityEstimator(name, entry.getValue());
    }
}

Example 4 with CardinalityEstimatorService

use of com.hazelcast.cardinality.impl.CardinalityEstimatorService in project hazelcast by hazelcast.

the class CardinalityEstimatorTestUtil method getBackupEstimate.

/**
 * Returns the backup estimation of an {@link CardinalityEstimator} by a given cardinality estimator name.
 * <p>
 * Note: You have to provide the {@link HazelcastInstance} you want to retrieve the backups from.
 * Use {@link getBackupInstance} to retrieve the backup instance for a given replica index.
 *
 * @param backupInstance the {@link HazelcastInstance} to retrieve the backup estimation from
 * @param estimatorName  the cardinality estimator name
 * @return the backup estimation
 */
static long getBackupEstimate(HazelcastInstance backupInstance, String estimatorName) {
    NodeEngineImpl nodeEngine = getNodeEngineImpl(backupInstance);
    CardinalityEstimatorService service = nodeEngine.getService(CardinalityEstimatorService.SERVICE_NAME);
    CardinalityEstimatorContainer container = service.getCardinalityEstimatorContainer(estimatorName);
    return container.estimate();
}