org.apache.pulsar.broker.service.persistent

Class PersistentDispatcherSingleActiveConsumer

java.lang.Object

org.apache.pulsar.broker.service.AbstractBaseDispatcher

org.apache.pulsar.broker.service.AbstractDispatcherSingleActiveConsumer

org.apache.pulsar.broker.service.persistent.PersistentDispatcherSingleActiveConsumer

All Implemented Interfaces:

AsyncCallbacks.ReadEntriesCallback, Dispatcher

public final class PersistentDispatcherSingleActiveConsumer
extends AbstractDispatcherSingleActiveConsumer
implements Dispatcher, AsyncCallbacks.ReadEntriesCallback

Field Summary

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

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

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

NONE_KEY, subscription

Constructor Summary

Constructors

Constructor and Description
PersistentDispatcherSingleActiveConsumer(ManagedCursor cursor, org.apache.pulsar.common.api.proto.PulsarApi.CommandSubscribe.SubType subscriptionType, int partitionIndex, PersistentTopic topic, Subscription subscription)

Method Summary

Modifier and Type	Method and Description
void	addMessageToReplay(long ledgerId, long entryId)
void	addUnAckedMessages(int unAckMessages)
protected void	cancelPendingRead()
CompletableFuture<Void>	close() mark dispatcher closed to stop new incoming requests and disconnect all consumers
void	consumerFlow(Consumer consumer, int additionalNumberOfMessages) Indicates that this consumer is now ready to receive more messages
Optional<DispatchRateLimiter>	getRateLimiter()
RedeliveryTracker	getRedeliveryTracker()
void	initializeDispatchRateLimiterIfNeeded(Optional<org.apache.pulsar.common.policies.data.Policies> policies)
void	internalReadEntriesComplete(List<Entry> entries, Object obj)
protected boolean	isConsumersExceededOnSubscription()
void	readEntriesComplete(List<Entry> entries, Object obj)
void	readEntriesFailed(ManagedLedgerException exception, Object ctx)
protected void	readMoreEntries(Consumer consumer)
void	redeliverUnacknowledgedMessages(Consumer consumer)
void	redeliverUnacknowledgedMessages(Consumer consumer, List<PositionImpl> positions)
protected void	scheduleReadOnActiveConsumer()
void	updateRateLimiter(org.apache.pulsar.common.policies.data.DispatchRate dispatchRate)

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

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

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

filterEntriesForConsumer, peekStickyKey

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

addConsumer, canUnsubscribe, clearDelayedMessages, cursorIsReset, disconnectActiveConsumers, disconnectAllConsumers, disconnectAllConsumers, getConsumers, getNumberOfDelayedMessages, getType, isClosed, isConsumerConnected, markDeletePositionMoveForward, removeConsumer, reset, resetCloseFuture, trackDelayedDelivery

Constructor Detail

PersistentDispatcherSingleActiveConsumer

public PersistentDispatcherSingleActiveConsumer(ManagedCursor cursor,
                                                org.apache.pulsar.common.api.proto.PulsarApi.CommandSubscribe.SubType subscriptionType,
                                                int partitionIndex,
                                                PersistentTopic topic,
                                                Subscription subscription)

Method Detail

scheduleReadOnActiveConsumer

protected void scheduleReadOnActiveConsumer()

Specified by:

scheduleReadOnActiveConsumer in class AbstractDispatcherSingleActiveConsumer

isConsumersExceededOnSubscription

protected boolean isConsumersExceededOnSubscription()

Specified by:

isConsumersExceededOnSubscription in class AbstractDispatcherSingleActiveConsumer

cancelPendingRead

protected void cancelPendingRead()

Specified by:

cancelPendingRead in class AbstractDispatcherSingleActiveConsumer

readEntriesComplete

public void readEntriesComplete(List<Entry> entries,
                                Object obj)

Specified by:

readEntriesComplete in interface AsyncCallbacks.ReadEntriesCallback

internalReadEntriesComplete

public void internalReadEntriesComplete(List<Entry> entries,
                                        Object obj)

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

redeliverUnacknowledgedMessages

public void redeliverUnacknowledgedMessages(Consumer consumer)

Specified by:

redeliverUnacknowledgedMessages in interface Dispatcher

redeliverUnacknowledgedMessages

public void redeliverUnacknowledgedMessages(Consumer consumer,
                                            List<PositionImpl> positions)

Specified by:

redeliverUnacknowledgedMessages in interface Dispatcher

readMoreEntries

protected void readMoreEntries(Consumer consumer)

Specified by:

readMoreEntries in class AbstractDispatcherSingleActiveConsumer

readEntriesFailed

public void readEntriesFailed(ManagedLedgerException exception,
                              Object ctx)

Specified by:

readEntriesFailed in interface AsyncCallbacks.ReadEntriesCallback

addUnAckedMessages

public void addUnAckedMessages(int unAckMessages)

Specified by:

addUnAckedMessages in interface Dispatcher

getRedeliveryTracker

public RedeliveryTracker getRedeliveryTracker()

Specified by:

getRedeliveryTracker in interface Dispatcher

getRateLimiter

public Optional<DispatchRateLimiter> getRateLimiter()

Specified by:

getRateLimiter in interface Dispatcher

updateRateLimiter

public void updateRateLimiter(org.apache.pulsar.common.policies.data.DispatchRate dispatchRate)

Specified by:

updateRateLimiter in interface Dispatcher

initializeDispatchRateLimiterIfNeeded

public void initializeDispatchRateLimiterIfNeeded(Optional<org.apache.pulsar.common.policies.data.Policies> policies)

Specified by:

initializeDispatchRateLimiterIfNeeded in interface Dispatcher

close

public CompletableFuture<Void> close()

Description copied from interface: Dispatcher

mark dispatcher closed to stop new incoming requests and disconnect all consumers

Specified by:

close in interface Dispatcher

Overrides:

close in class AbstractDispatcherSingleActiveConsumer

Returns:

addMessageToReplay

public void addMessageToReplay(long ledgerId,
                               long entryId)

Overrides:

addMessageToReplay in class AbstractBaseDispatcher