net.openhft.chronicle.engine.api.pubsub

Interface TopicPublisher<T,M>

All Superinterfaces:

Assetted<MapView<T,M,M>>, View

All Known Implementing Classes:

RemoteTopicPublisher, VanillaTopicPublisher

public interface TopicPublisher<T,M>
extends View, Assetted<MapView<T,M,M>>

Publish to any topic in an Asset group.

Method Summary

Modifier and Type	Method and Description
default boolean	keyedView() If you attach a keyed view to an Asset, it is assumed that any child asset with be a SubAsset.
void	publish(T topic, M message) Publish to a provided topic.
void	registerTopicSubscriber(TopicSubscriber<T,M> topicSubscriber) Add a subscription to this group.
void	unregisterTopicSubscriber(TopicSubscriber<T,M> topicSubscriber) Unregister a TopicSubscriber

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

asset, underlying

Method Detail

publish

void publish(T topic,
             M message)

Publish to a provided topic.

Parameters:

topic - to publish to

message - to publish.

registerTopicSubscriber

void registerTopicSubscriber(TopicSubscriber<T,M> topicSubscriber)
                      throws AssetNotFoundException

Add a subscription to this group.

Parameters:

topicSubscriber - to listen to events.

Throws:

AssetNotFoundException - if the Asset is no longer valid.

unregisterTopicSubscriber

void unregisterTopicSubscriber(TopicSubscriber<T,M> topicSubscriber)

Unregister a TopicSubscriber

Parameters:

topicSubscriber - to unregister

keyedView

default boolean keyedView()

Description copied from interface: View

If you attach a keyed view to an Asset, it is assumed that any child asset with be a SubAsset.

Specified by:

keyedView in interface View

Returns:

this represents a keyed asset, i.e. anything under this must be a SubAsset.