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(C#) Bandwidth Throttled Asynchronous HTTP UploadDemonstrates how to do an HTTP upload asynchronously in a background thread with limiting the rate to an approximate number of bytes/second. The only difference between this example and one without bandwidth throttling is that the BandwidthThrottleUp property is set.
Chilkat.Upload upload = new Chilkat.Upload(); // Specify the page (ASP, ASP.NET, Perl, Python, Ruby, CGI, etc) // that will process the HTTP Upload. upload.Hostname = "www.mywebserver.com"; upload.Path = "/receiveUpload.aspx"; // Add one or more files to be uploaded. upload.AddFileReference("file1","dude.gif"); upload.AddFileReference("file2","pigs.xml"); upload.AddFileReference("file3","sample.doc"); // Set the BandwidthThrottleUp property to throttle to approx 64K/second upload.BandwidthThrottleUp = 65536; // Begin the HTTP upload in a background thread: bool success = upload.BeginUpload(); if (success != true) { Debug.WriteLine(upload.LastErrorText); } else { Debug.WriteLine("Upload started..."); } // Wait for the upload to finish. // Print the progress as we wait... while ((upload.UploadInProgress == true)) { // We can abort the upload at any point by calling: // upload.AbortUpload(); // Display the percentage complete and the number of bytes uploaded so far.. // The total upload size will become set after the upload begins: Debug.WriteLine(Convert.ToString((int) upload.PercentUploaded) + "% " + Convert.ToString((int) upload.NumBytesSent) + "/" + Convert.ToString((int) upload.TotalUploadSize)); // Sleep 2/10ths of a second. upload.SleepMs(200); } // Did the upload succeed? if (upload.UploadSuccess == true) { Debug.WriteLine("Files uploaded!"); } else { Debug.WriteLine(upload.LastErrorText); } |
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