public static void Main()
{
bool useDownloadSpeedThrottling = false;
// Please insert an URL of a large file here, otherwise the download will be finished too quickly to really demonstrate the functionality.
var url = new Uri("http://yourdomain.com/yourfile.zip");
var file = new System.IO.FileInfo("yourfile.zip");
var requestBuilder = new SimpleWebRequestBuilder();
var dlChecker = new DownloadChecker();
var httpDlBuilder = new SimpleDownloadBuilder(requestBuilder, dlChecker);
var timeForHeartbeat = 3000;
var timeToRetry = 5000;
var maxRetries = 5;
var resumingDlBuilder = new ResumingDownloadBuilder(timeForHeartbeat, timeToRetry, maxRetries, httpDlBuilder);
List <DownloadRange> alreadyDownloadedRanges = null;
var bufferSize = 4096;
var numberOfParts = 4;
var maxRetryDownloadParts = 2;
var download = new MultiPartDownload(url, bufferSize, numberOfParts, resumingDlBuilder, requestBuilder, dlChecker, alreadyDownloadedRanges, maxRetryDownloadParts);
var speedMonitor = new DownloadSpeedMonitor(maxSampleCount: 128);
speedMonitor.Attach(download);
var progressMonitor = new DownloadProgressMonitor();
progressMonitor.Attach(download);
if (useDownloadSpeedThrottling)
{
var downloadThrottling = new DownloadThrottling(maxBytesPerSecond: 200 * 1024, maxSampleCount: 128);
downloadThrottling.Attach(download);
}
var dlSaver = new DownloadToFileSaver(file);
dlSaver.Attach(download);
download.DownloadCompleted += OnCompleted;
download.DownloadCancelled += OnDownloadCancelled;
download.DownloadStopped += OnDownloadStopped;
download.Start();
while (!finished)
{
Thread.Sleep(1000);
var alreadyDownloadedSizeInBytes = progressMonitor.GetCurrentProgressInBytes(download);
var totalDownloadSizeInBytes = progressMonitor.GetTotalFilesizeInBytes(download);
var currentSpeedInBytesPerSecond = speedMonitor.GetCurrentBytesPerSecond();
var currentProgressInPercent = progressMonitor.GetCurrentProgressPercentage(download) * 100;
var alreadyDownloadedSizeInKiB = (alreadyDownloadedSizeInBytes / 1024);
var totalDownloadSizeInKiB = (totalDownloadSizeInBytes / 1024);
var currentSpeedInKiBPerSecond = (currentSpeedInBytesPerSecond / 1024);
var remainingTimeInSeconds = currentSpeedInBytesPerSecond == 0 ? 0 : (totalDownloadSizeInBytes - alreadyDownloadedSizeInBytes) / currentSpeedInBytesPerSecond;
Console.WriteLine(
"Progress: " + currentProgressInPercent + "% " + "(" + alreadyDownloadedSizeInKiB + " of " + totalDownloadSizeInKiB + " KiB)" +
" Speed: " + currentSpeedInKiBPerSecond + " KiB/sec." +
" Remaining time: " + remainingTimeInSeconds + " sec.");
}
}
/// <summary>
/// Update Downlaoder
/// </summary>
/// <param name="downloadurl">file url to download</param>
public void DownloadUpdate()
{
bool useDownloadSpeedThrottling = false;
var file = new FileInfo(Path.GetFileName(DownloadUrl.ToString()));
var requestBuilder = new SimpleWebRequestBuilder();
var dlChecker = new DownloadChecker();
var httpDlBuilder = new SimpleDownloadBuilder(requestBuilder, dlChecker);
var timeForHeartbeat = 3000;
var timeToRetry = 5000;
var maxRetries = 25;
var resumingDlBuilder = new ResumingDownloadBuilder(timeForHeartbeat, timeToRetry, maxRetries, httpDlBuilder);
List <DownloadRange> alreadyDownloadedRanges = null;
var bufferSize = 4096;
var numberOfParts = 4;
var download = new MultiPartDownload(DownloadUrl, bufferSize, numberOfParts, resumingDlBuilder, requestBuilder, dlChecker, alreadyDownloadedRanges);
var speedMonitor = new DownloadSpeedMonitor(maxSampleCount: 50000);
speedMonitor.Attach(download);
var progressMonitor = new DownloadProgressMonitor();
progressMonitor.Attach(download);
if (useDownloadSpeedThrottling)
{
var downloadThrottling = new DownloadThrottling(maxBytesPerSecond: 200 * 10024, maxSampleCount: 1288);
downloadThrottling.Attach(download);
}
var dlSaver = new DownloadToFileSaver(file);
dlSaver.Attach(download);
download.DownloadCompleted += OnCompleted;
download.Start();
while (!DownloadFinished)
{
var alreadyDownloadedSizeInBytes = progressMonitor.GetCurrentProgressInBytes(download);
var totalDownloadSizeInBytes = progressMonitor.GetTotalFilesizeInBytes(download);
var currentSpeedInBytesPerSecond = speedMonitor.GetCurrentBytesPerSecond();
var currentProgressInPercent = progressMonitor.GetCurrentProgressPercentage(download) * 100;
var alreadyDownloadedSizeInKiB = (alreadyDownloadedSizeInBytes / 1024);
var totalDownloadSizeInKiB = (totalDownloadSizeInBytes / 1024);
var currentSpeedInKiBPerSecond = (currentSpeedInBytesPerSecond / 1024);
var remainingTimeInSeconds = currentSpeedInBytesPerSecond == 0 ? 0 : (totalDownloadSizeInBytes - alreadyDownloadedSizeInBytes) / currentSpeedInBytesPerSecond;
DownloaderProgress.Progress = currentProgressInPercent;
DownloaderProgress.DownlaodedSize = alreadyDownloadedSizeInKiB;
DownloaderProgress.TotalSize = totalDownloadSizeInKiB;
DownloaderProgress.Speed = currentSpeedInKiBPerSecond;
DownloaderProgress.RemainingTime = remainingTimeInSeconds;
}
}
