OPC Studio User's Guide and Reference
GetService Method (EasyAEClientCore)



OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.AlarmsAndEvents Namespace > EasyAEClientCore Class : GetService Method

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

Syntax
'Declaration
 
Public Overrides Function GetService( _
   ByVal serviceType As Type _
) As Object
'Usage
 
Dim instance As EasyAEClientCore
Dim serviceType As Type
Dim value As Object
 
value = instance.GetService(serviceType)
public override object GetService( 
   Type serviceType
)
public:
Object^ GetService( 
   Type^ serviceType
) override 

Parameters

serviceType

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

Return Value

This method can return 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.

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