net.openhft.chronicle.engine.pubsub

Class VanillaReference<E>

java.lang.Object

net.openhft.chronicle.engine.pubsub.VanillaReference<E>

All Implemented Interfaces:

java.util.function.Supplier<E>, Publisher<E>, Reference<E>, View, Visitable<E>

public class VanillaReference<E>
extends Object
implements Reference<E>, View

Constructor Summary

Constructors

Constructor and Description
VanillaReference(RequestContext context, Asset asset, MapView<String,E,E> underlying)
VanillaReference(String name, Class<E> type, MapView<String,E,E> mapView)

Method Summary

Modifier and Type	Method and Description
E	get()
Class	getType()
void	registerSubscriber(boolean bootstrap, Subscriber<E> subscriber) Add a subscription to this spepcific topic
void	remove() Remove the topic/key
void	set(E event) Set the new value
int	subscriberCount()
void	unregisterSubscriber(Subscriber<E> subscriber) Remove a subscriber

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.openhft.chronicle.engine.api.pubsub.Reference

getAndRemove, getAndSet, publish

Methods inherited from interface net.openhft.chronicle.engine.api.Visitable

applyTo, applyTo, asyncUpdate, asyncUpdate, syncUpdate, syncUpdate

Methods inherited from interface net.openhft.chronicle.engine.api.tree.View

keyedView

Constructor Detail

VanillaReference

public VanillaReference(@NotNull
                        RequestContext context,
                        Asset asset,
                        MapView<String,E,E> underlying)
                 throws AssetNotFoundException

Throws:

AssetNotFoundException

VanillaReference

public VanillaReference(String name,
                        Class<E> type,
                        MapView<String,E,E> mapView)

Method Detail

set

public void set(E event)

Description copied from interface: Reference

Set the new value

Specified by:

set in interface Reference<E>

Specified by:

set in interface Visitable<E>

Parameters:

event - replace value

get

@Nullable
public E get()

Specified by:

get in interface java.util.function.Supplier<E>

Specified by:

get in interface Reference<E>

Specified by:

get in interface Visitable<E>

Returns:

the current value.

remove

public void remove()

Description copied from interface: Reference

Remove the topic/key

Specified by:

remove in interface Reference<E>

registerSubscriber

public void registerSubscriber(boolean bootstrap,
                               Subscriber<E> subscriber)
                        throws AssetNotFoundException

Description copied from interface: Publisher

Add a subscription to this spepcific topic

Specified by:

registerSubscriber in interface Publisher<E>

Parameters:

bootstrap - to bootstrap

subscriber - to register

Throws:

AssetNotFoundException - if the topic no longer exists.

unregisterSubscriber

public void unregisterSubscriber(Subscriber<E> subscriber)

Description copied from interface: Publisher

Remove a subscriber

Specified by:

unregisterSubscriber in interface Publisher<E>

Parameters:

subscriber - to remove

subscriberCount

public int subscriberCount()

Specified by:

subscriberCount in interface Publisher<E>

Returns:

the number of subscriptions.

getType

public Class getType()

Specified by:

getType in interface Reference<E>