Class EventBus<TEvent, TClassifier, TSubscriber>

This class provides base publish/subscribe functionality for working with events inside the system.

Inheritance

Object

EventBus<TEvent, TClassifier, TSubscriber>

ActorEventBus<TEvent, TClassifier>

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: Akka.Event

Assembly: Akka.dll

Syntax

public abstract class EventBus<TEvent, TClassifier, TSubscriber>

Type Parameters

Name	Description
TEvent	The type of event published to the bus.
TClassifier	The type of classifier used to classify events.
TSubscriber	The type of the subscriber that listens for events.

Methods

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Classify(TEvent, TClassifier)

Classifies the specified event using the specified classifier.

Declaration

protected abstract bool Classify(TEvent event, TClassifier classifier)

Parameters

Type	Name	Description
TEvent	event	The event that is being classified.
TClassifier	classifier	The classifier used to classify the event.

Returns

Type	Description
Boolean	`true` if the classification succeeds; otherwise `false`.

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GetClassifier(TEvent)

Retrieves the classifier used to classify the specified event.

Declaration

protected abstract TClassifier GetClassifier(TEvent event)

Parameters

Type	Name	Description
TEvent	event	The event for which to retrieve the classifier.

Returns

Type	Description
TClassifier	The classifier used to classify the event.

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IsSubClassification(TClassifier, TClassifier)

Determines whether a specified classifier, child, is a subclass of another classifier, parent.

Declaration

protected abstract bool IsSubClassification(TClassifier parent, TClassifier child)

Parameters

Type	Name	Description
TClassifier	parent	The potential parent of the classifier that is being checked.
TClassifier	child	The classifier that is being checked.

Returns

Type	Description
Boolean	`true` if the `child` classifier is a subclass of `parent`; otherwise `false`.

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Publish(TEvent)

Publishes the specified event to the bus.

Declaration

public virtual void Publish(TEvent event)

Parameters

Type	Name	Description
TEvent	event	The event that is being published.

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Publish(TEvent, TSubscriber)

Publishes the specified event directly to the specified subscriber.

Declaration

protected abstract void Publish(TEvent event, TSubscriber subscriber)

Parameters

Type	Name	Description
TEvent	event	The event that is being published.
TSubscriber	subscriber	The subscriber that receives the event.

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SimpleName(Object)

Retrieves the simplified type name (the class name without the namespace) of a given object.

Declaration

protected string SimpleName(object source)

Parameters

Type	Name	Description
Object	source	The object that is being queried.

Returns

Type	Description
String	The simplified type name of the given object.

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SimpleName(Type)

Retrieves the simplified type name (the class name without the namespace) of a given type.

Declaration

protected string SimpleName(Type source)

Parameters

Type	Name	Description
Type	source	The object that is being queried.

Returns

Type	Description
String	The simplified type name of the given type.

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Subscribe(TSubscriber, TClassifier)

Adds the specified subscriber to the list of subscribers that listen for particular events on the bus.

Declaration

public virtual bool Subscribe(TSubscriber subscriber, TClassifier classifier)

Parameters

Type	Name	Description
TSubscriber	subscriber	The subscriber that is being added.
TClassifier	classifier	The classifier of the event that the subscriber wants.

Returns

Type	Description
Boolean	`true` if the subscription succeeds; otherwise `false`.

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Unsubscribe(TSubscriber)

Removes the specified subscriber from the list of subscribers that listen for particular events on the bus.

Declaration

public virtual bool Unsubscribe(TSubscriber subscriber)

Parameters

Type	Name	Description
TSubscriber	subscriber	The subscriber that is being removed.

Returns

Type	Description
Boolean	`true` if the subscription cancellation succeeds; otherwise `false`.

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Unsubscribe(TSubscriber, TClassifier)

Removes the specified subscriber from the list of subscribers that listen for particular events on the bus.

Declaration

public virtual bool Unsubscribe(TSubscriber subscriber, TClassifier classifier)

Parameters

Type	Name	Description
TSubscriber	subscriber	The subscriber that is being removed.
TClassifier	classifier	The classifier of the event that the subscriber wants.

Returns

Type	Description
Boolean	`true` if the subscription cancellation succeeds; otherwise `false`.

Extension Methods

ObjectExtensions.IsDefaultForType<T>(T)

ObjectExtensions.AsOption<T>(T)

Extensions.AsInstanceOf<T>(Object)