FileCacheCreateContentAsync - метод

Protected MustOverride Function CreateContentAsync ( 
	fileName As String,
	Optional disposedActionAsync As Func(Of IFileContent, ValueTask) = Nothing,
	Optional cancellation As IFileCancellationSource = Nothing,
	Optional cancellationToken As CancellationToken = Nothing
) As ValueTask(Of IFileContent)

protected:
virtual ValueTask<IFileContent^> CreateContentAsync(
	String^ fileName, 
	Func<IFileContent^, ValueTask>^ disposedActionAsync = nullptr, 
	IFileCancellationSource^ cancellation = nullptr, 
	CancellationToken cancellationToken = CancellationToken()
) abstract

abstract CreateContentAsync : 
        fileName : string * 
        ?disposedActionAsync : Func<IFileContent, ValueTask> * 
        ?cancellation : IFileCancellationSource * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _disposedActionAsync = defaultArg disposedActionAsync null
        let _cancellation = defaultArg cancellation null
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> ValueTask<IFileContent>