ILdapUnitProviderIsExistsAsync - метод

Function IsExistsAsync ( 
	objectGuid As Guid,
	role As RoleType,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of Boolean)

Task<bool>^ IsExistsAsync(
	Guid objectGuid, 
	RoleType role, 
	CancellationToken cancellationToken = CancellationToken()
)

abstract IsExistsAsync : 
        objectGuid : Guid * 
        role : RoleType * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<bool>