QuickOPC User's Guide and Reference
CancelObtainNewCertificate Method (IEasyUAApplication)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Application Namespace > IEasyUAApplication Interface : CancelObtainNewCertificate Method
A status object that represents an asynchronous call.
It is the asynchronous result returned by the BeginObtainNewCertificate method.
Cancels an asynchronous operation started with the BeginObtainNewCertificate method.
Syntax
'Declaration
 

Sub CancelObtainNewCertificate( _
   ByVal asyncResult As IAsyncResult _
) 
'Usage
 

Dim instance As IEasyUAApplication
Dim asyncResult As IAsyncResult
 
instance.CancelObtainNewCertificate(asyncResult)
void CancelObtainNewCertificate( 
   IAsyncResult asyncResult
)
void CancelObtainNewCertificate( 
   IAsyncResult^ asyncResult
)

Parameters

asyncResult
A status object that represents an asynchronous call.
It is the asynchronous result returned by the BeginObtainNewCertificate method.
Exceptions
ExceptionDescription
System.ArgumentNullExceptionA null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.
System.InvalidOperationExceptionA method call was invalid for the object's current state.
Remarks

The cancellation may or may not succeed. When the operation is cancelled, the EndObtainNewCertificate method will throw System.OperationCanceledException exception.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2012 R2, Windows Server 2016; .NET Core, .NET 6: Linux, macOS, Microsoft Windows

See Also

Reference

IEasyUAApplication Interface
IEasyUAApplication Members

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