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Я пытаюсь загрузить pdf-файл с URL-адреса с прогрессом. Все в порядке. Но я не могу найти setCompletionBlock, почему? Это мой рабочий код:AFNetworking missing setCompletionBlock ios swift
println("progress: \(0.0)")
let request: NSURLRequest = NSURLRequest(URL: NSURL(string: document.link)!)
let operation: AFURLConnectionOperation = AFHTTPRequestOperation(request: request)
let paths: NSArray = NSSearchPathForDirectoriesInDomains(NSSearchPathDirectory.DocumentDirectory, NSSearchPathDomainMask.UserDomainMask, true)
let filePath: NSString = paths.objectAtIndex(0).stringByAppendingPathComponent("pdf_\(document.id).pdf")
operation.outputStream = NSOutputStream(toFileAtPath: filePath, append: false)
operation.setDownloadProgressBlock({(bytesRead, totalBytesRead, totalBytesExpectedToRead) -> Void in
var total: CGFloat = CGFloat(totalBytesRead)/CGFloat(totalBytesExpectedToRead)
println("progress: \(total)")
})
//operation.setCompletionBlock ... can't found this block?!
operation.start()