Class DefaultValueStream<TValue>

Represents the abstract default value stream.

Inheritance
System.Object
DefaultCallback
DefaultStream
DefaultSubscriberStream
DefaultValueStream<TValue>
Inherited Members
Namespace: PushTechnology.ClientInterface.Client.Features.Topics
Assembly: Diffusion.Client.dll
Syntax
public class DefaultValueStream<TValue> : DefaultSubscriberStream, IValueStream<TValue>, ISubscriberStream, IStream, ICallback
Type Parameters
Name Description
TValue

The value type.
Remarks

This logs all calls at 'Debug' level. These implementations may be useful during development but are usually overridden to provide meaningful processing.

Since 5.8

Methods

OnValue(String, ITopicSpecification, TValue, TValue)

Notifies an update to a topic value from the server.

Declaration
public virtual void OnValue(string topicPath, ITopicSpecification specification, TValue oldValue, TValue newValue)
Parameters
Type Name Description
System.String topicPath

The topic path.
ITopicSpecification specification

The topic specification.
TValue oldValue

The previous value, which may be null if this is the first value.
TValue newValue

The new value derived from the last update received from the server.
Remarks

This is also called to provide the current value for any matching topic that the client is already subscribed to when the stream is added.

Implements