Package org.apache.pulsar.broker.service.nonpersistent

Class NonPersistentDispatcherSingleActiveConsumer

java.lang.Object

org.apache.pulsar.broker.service.AbstractBaseDispatcher

org.apache.pulsar.broker.service.AbstractDispatcherSingleActiveConsumer

org.apache.pulsar.broker.service.nonpersistent.NonPersistentDispatcherSingleActiveConsumer

All Implemented Interfaces:

Dispatcher, NonPersistentDispatcher

public final class NonPersistentDispatcherSingleActiveConsumer
extends AbstractDispatcherSingleActiveConsumer
implements NonPersistentDispatcher

Field Summary

Fields inherited from class org.apache.pulsar.broker.service.AbstractDispatcherSingleActiveConsumer

ACTIVE_CONSUMER_UPDATER, closeFuture, consumers, cursor, FALSE, IS_CLOSED_UPDATER, isFirstRead, isKeyHashRangeFiltered, partitionIndex, stickyKeyConsumerSelector, subscriptionType, topicName, TRUE

Fields inherited from class org.apache.pulsar.broker.service.AbstractBaseDispatcher

dispatchThrottlingOnBatchMessageEnabled, entryFilters, filterContext, serviceConfig

Constructor Summary

Constructors

Constructor	Description
NonPersistentDispatcherSingleActiveConsumer(org.apache.pulsar.common.api.proto.CommandSubscribe.SubType subscriptionType, int partitionIndex, NonPersistentTopic topic, Subscription subscription)

Method Summary

Modifier and Type	Method	Description
protected void	cancelPendingRead()
void	consumerFlow(Consumer consumer, int additionalNumberOfMessages)	Indicates that this consumer is now ready to receive more messages.
org.apache.pulsar.common.stats.Rate	getMessageDropRate()
RedeliveryTracker	getRedeliveryTracker()
boolean	hasPermits()
protected boolean	isConsumersExceededOnSubscription()	Determine whether the number of consumers on the subscription reaches the threshold.
protected void	readMoreEntries(Consumer consumer)
protected void	reScheduleRead()
protected void	scheduleReadOnActiveConsumer()
void	sendMessages(java.util.List<org.apache.bookkeeper.mledger.Entry> entries)

Methods inherited from class org.apache.pulsar.broker.service.AbstractDispatcherSingleActiveConsumer

addConsumer, canUnsubscribe, close, disconnectActiveConsumers, disconnectAllConsumers, getActiveConsumer, getConsumers, getType, isClosed, isConsumerConnected, notifyActiveConsumerChanged, pickAndScheduleActiveConsumer, removeConsumer, reset, resetCloseFuture

Methods inherited from class org.apache.pulsar.broker.service.AbstractBaseDispatcher

computeReadLimits, filterEntriesForConsumer, filterEntriesForConsumer, isConsumersExceededOnSubscription, peekStickyKey, reachDispatchRateLimit, updateEntryWrapperWithMetadata, updateMessagesToRead

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.pulsar.broker.service.Dispatcher

checkAndUnblockIfStuck, clearDelayedMessages, cursorIsReset, disconnectActiveConsumers, disconnectAllConsumers, getNumberOfDelayedMessages, getRateLimiter, initializeDispatchRateLimiterIfNeeded, isClosed, markDeletePositionMoveForward, resetCloseFuture, trackDelayedDelivery, updateRateLimiter

Methods inherited from interface org.apache.pulsar.broker.service.nonpersistent.NonPersistentDispatcher

addConsumer, addUnAckedMessages, canUnsubscribe, close, disconnectAllConsumers, getConsumers, getType, isConsumerConnected, redeliverUnacknowledgedMessages, redeliverUnacknowledgedMessages, removeConsumer, reset

Constructor Detail

NonPersistentDispatcherSingleActiveConsumer

public NonPersistentDispatcherSingleActiveConsumer(org.apache.pulsar.common.api.proto.CommandSubscribe.SubType subscriptionType,
                                                   int partitionIndex,
                                                   NonPersistentTopic topic,
                                                   Subscription subscription)

Method Detail

sendMessages

public void sendMessages(java.util.List<org.apache.bookkeeper.mledger.Entry> entries)

Specified by:

sendMessages in interface NonPersistentDispatcher

isConsumersExceededOnSubscription

protected boolean isConsumersExceededOnSubscription()

Description copied from class: AbstractBaseDispatcher

Determine whether the number of consumers on the subscription reaches the threshold.

Specified by:

isConsumersExceededOnSubscription in class AbstractBaseDispatcher

Returns:

getMessageDropRate

public org.apache.pulsar.common.stats.Rate getMessageDropRate()

Specified by:

getMessageDropRate in interface NonPersistentDispatcher

hasPermits

public boolean hasPermits()

Specified by:

hasPermits in interface NonPersistentDispatcher

consumerFlow

public void consumerFlow(Consumer consumer,
                         int additionalNumberOfMessages)

Description copied from interface: Dispatcher

Indicates that this consumer is now ready to receive more messages.

Specified by:

consumerFlow in interface Dispatcher

getRedeliveryTracker

public RedeliveryTracker getRedeliveryTracker()

Specified by:

getRedeliveryTracker in interface Dispatcher

scheduleReadOnActiveConsumer

protected void scheduleReadOnActiveConsumer()

Specified by:

scheduleReadOnActiveConsumer in class AbstractDispatcherSingleActiveConsumer

readMoreEntries

protected void readMoreEntries(Consumer consumer)

Specified by:

readMoreEntries in class AbstractDispatcherSingleActiveConsumer

cancelPendingRead

protected void cancelPendingRead()

Specified by:

cancelPendingRead in class AbstractDispatcherSingleActiveConsumer

reScheduleRead

protected void reScheduleRead()

Specified by:

reScheduleRead in class AbstractBaseDispatcher