Connectivity Software User's Guide and Reference
OnMetricNotification Method (EasySparkplugEdgeNodeCore)



OpcLabs.EasySparkplug Assembly > OpcLabs.EasySparkplug Namespace > EasySparkplugEdgeNodeCore Class : OnMetricNotification Method
The event arguments.

The value of this parameter cannot be null (Nothing in Visual Basic).

Raises the MetricNotification event.
Syntax
'Declaration
 
Protected Overridable Sub OnMetricNotification( _
   ByVal e As EasySparkplugMetricNotificationEventArgs _
) 
'Usage
 
Dim instance As EasySparkplugEdgeNodeCore
Dim e As EasySparkplugMetricNotificationEventArgs
 
instance.OnMetricNotification(e)
protected virtual void OnMetricNotification( 
   EasySparkplugMetricNotificationEventArgs e
)
protected:
virtual void OnMetricNotification( 
   EasySparkplugMetricNotificationEventArgs^ e
) 

Parameters

e
The event arguments.

The value of this parameter cannot be null (Nothing in Visual Basic).

Exceptions
ExceptionDescription

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Remarks

 

Sparkplug is a trademark of Eclipse Foundation, Inc. "MQTT" is a trademark of the OASIS Open standards consortium. Other related terms are trademarks of their respective owners. Any use of these terms on this site is for descriptive purposes only and does not imply any sponsorship, endorsement or affiliation.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also