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AF SDK Reference

AFDataPipeEvent Class

  • Last UpdatedNov 18, 2025
  • 3 minute read
AFDataPipeEvent Class
A data pipe event used to represent changes to the PIPoint and AFAttribute objects delivered by the PIDataPipe and AFDataPipe classes.

Inheritance Hierarchy

Namespace:  OSIsoft.AF.Data
Assembly:  OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version: 3.1.1.1182

Syntax

public class AFDataPipeEvent
Public Class AFDataPipeEvent

Dim instance As AFDataPipeEvent
public ref class AFDataPipeEvent
type AFDataPipeEvent =  class end

The AFDataPipeEvent type exposes the following members.

Constructors

  NameDescription
Public method
AFDataPipeEvent
Construct a new data pipe event with default value.
Public method
AFDataPipeEvent(AFDataPipeAction, AFValue)
Construct a new data pipe event given a pipe action and an AFvalue.

Properties

  NameDescription
Public property
Action
Gets an action that specifies how the data changed.
Public property
PreviousEventAction
Information about the previous data pipe event
Public property
SpecificUpdatedValue
Additional information about the update event.
Public property
Value
The AFValue associated with the data change event.

Methods

  NameDescription
Public method
Equals
Determines whether the specified object is equal to the current object.
(Inherited from Object.)
Public method
GetHashCode
Serves as the default hash function.
(Inherited from Object.)
Public method
GetType
Gets the Type of the current instance.
(Inherited from Object.)
Public method
ToString
Returns a String that represents the current object.
(Overrides ObjectToString.)

Remarks

A list of data pipe events is retrieved using the GetUpdateEvents from the PIDataPipe and AFDataPipe classes.

Version Information

AFSDK


See Also

TitleResults for “How to create a CRG?”Also Available in