io.aeron.driver

Interface DriverManagedResource

All Superinterfaces:

org.agrona.ManagedResource

All Known Implementing Classes:

AeronClient, IpcPublication, NetworkPublication, PublicationImage, PublicationLink, SubscriptionLink

public interface DriverManagedResource
extends org.agrona.ManagedResource

Method Summary

Modifier and Type	Method and Description
default long	consumerPosition() Position of the consumer for this resource.
default int	decRef() Decrement reference count to this resource.
boolean	hasReachedEndOfLife() Has resource reached end of its life and should be reclaimed?
default int	incRef() Increment reference count to this resource.
void	onTimeEvent(long timeNs, long timeMs, DriverConductor conductor) Inform resource of timeNs passing and pass it DriverConductor to inform of any state transitions.
default long	producerPosition() Position of the producer for this resource.
default boolean	unblockAtConsumerPosition() Unblock the resource at consumer position.

Methods inherited from interface org.agrona.ManagedResource

delete, timeOfLastStateChange, timeOfLastStateChange

Method Detail

onTimeEvent

void onTimeEvent(long timeNs,
                 long timeMs,
                 DriverConductor conductor)

Inform resource of timeNs passing and pass it DriverConductor to inform of any state transitions.

Parameters:

timeNs - now in nanoseconds

timeMs - now in milliseconds for epoch

conductor - to inform of any state transitions

hasReachedEndOfLife

boolean hasReachedEndOfLife()

Has resource reached end of its life and should be reclaimed?

Returns:

whether resource has reached end of life or not

incRef

default int incRef()

Increment reference count to this resource.

Returns:

new reference count value

decRef

default int decRef()

Decrement reference count to this resource.

Returns:

new reference count value

producerPosition

default long producerPosition()

Position of the producer for this resource.

Returns:

position of the producer

consumerPosition

default long consumerPosition()

Position of the consumer for this resource.

Returns:

position of the consumer

unblockAtConsumerPosition

default boolean unblockAtConsumerPosition()

Unblock the resource at consumer position.

Returns:

whether unblocking was necessary or not