CardExtensionsGetFileSourceAsync(ICardRequestComponent, Card, CardFile, ICardMetadata, ISession, CancellationToken) - метод

<ExtensionAttribute>
Public Shared Function GetFileSourceAsync ( 
	requestComponent As ICardRequestComponent,
	card As Card,
	file As CardFile,
	cardMetadata As ICardMetadata,
	session As ISession,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of CardFileSourceType?)

public:
[ExtensionAttribute]
static Task<Nullable<CardFileSourceType>>^ GetFileSourceAsync(
	ICardRequestComponent^ requestComponent, 
	Card^ card, 
	CardFile^ file, 
	ICardMetadata^ cardMetadata, 
	ISession^ session, 
	CancellationToken cancellationToken = CancellationToken()
)

[<ExtensionAttribute>]
static member GetFileSourceAsync : 
        requestComponent : ICardRequestComponent * 
        card : Card * 
        file : CardFile * 
        cardMetadata : ICardMetadata * 
        session : ISession * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<Nullable<CardFileSourceType>>