org.apache.pulsar.broker.delayed

Class InMemoryDelayedDeliveryTracker

java.lang.Object

org.apache.pulsar.broker.delayed.InMemoryDelayedDeliveryTracker

All Implemented Interfaces:

io.netty.util.TimerTask, AutoCloseable, DelayedDeliveryTracker

public class InMemoryDelayedDeliveryTracker
extends Object
implements DelayedDeliveryTracker, io.netty.util.TimerTask

Method Summary

Modifier and Type	Method and Description
boolean	addMessage(long ledgerId, long entryId, long deliveryAt) Add a message to the tracker
void	clear() Clear all delayed messages from the tracker.
void	close() Close the subscription tracker and release all resources.
long	getNumberOfDelayedMessages()
Set<PositionImpl>	getScheduledMessages(int maxMessages) Get a set of position of messages that have already reached
boolean	hasMessageAvailable() Return true if there's at least a message that is scheduled to be delivered already
void	resetTickTime(long tickTime) Reset tick time use zk policies cache
void	run(io.netty.util.Timeout timeout)

Methods inherited from class java.lang.Object

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

Method Detail

addMessage

public boolean addMessage(long ledgerId,
                          long entryId,
                          long deliveryAt)

Description copied from interface: DelayedDeliveryTracker

Add a message to the tracker

Specified by:

addMessage in interface DelayedDeliveryTracker

Parameters:

ledgerId - the ledgerId

entryId - the entryId

deliveryAt - the absolute timestamp at which the message should be tracked

Returns:

true if the message was added to the tracker or false if it should be delivered immediately

hasMessageAvailable

public boolean hasMessageAvailable()

Return true if there's at least a message that is scheduled to be delivered already

Specified by:

hasMessageAvailable in interface DelayedDeliveryTracker

getScheduledMessages

public Set<PositionImpl> getScheduledMessages(int maxMessages)

Get a set of position of messages that have already reached

Specified by:

getScheduledMessages in interface DelayedDeliveryTracker

resetTickTime

public void resetTickTime(long tickTime)

Description copied from interface: DelayedDeliveryTracker

Reset tick time use zk policies cache

Specified by:

resetTickTime in interface DelayedDeliveryTracker

Parameters:

tickTime - The tick time for when retrying on delayed delivery messages

clear

public void clear()

Description copied from interface: DelayedDeliveryTracker

Clear all delayed messages from the tracker.

Specified by:

clear in interface DelayedDeliveryTracker

getNumberOfDelayedMessages

public long getNumberOfDelayedMessages()

Specified by:

getNumberOfDelayedMessages in interface DelayedDeliveryTracker

Returns:

the number of delayed messages being tracked

run

public void run(io.netty.util.Timeout timeout)
         throws Exception

Specified by:

run in interface io.netty.util.TimerTask

Throws:

Exception

close

public void close()

Description copied from interface: DelayedDeliveryTracker

Close the subscription tracker and release all resources.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface DelayedDeliveryTracker