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.");
}
}
public DownloadInfo(DownloadProgressMonitor dpm, DownloadSpeedMonitor dsm, MultiPartDownload mpd, string src, string dst)
{
_dpm = dpm;
_dsm = dsm;
_mpd = mpd;
Url = src;
File = dst;
}
/// <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;
}
}
public void StartDownload()
{
Debugger.Log("start download: {0}", downloadUrl);
var url = new Uri(downloadUrl);
var requestBuilder = new SimpleWebRequestBuilder();
bool needDownload = false;
long fileLength = 0;
string path = Path.GetDirectoryName(localPath);
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
using (FileStream fileStream = new FileStream(localPath, FileMode.OpenOrCreate, FileAccess.Write))
{
fileLength = fileStream.Length;
totalLength = requestBuilder.GetFileLength(downloadUrl);
if (fileLength < totalLength)
{
needDownload = true;
}
}
if (needDownload)
{
var dlChecker = new DownloadChecker();
var httpDlBuilder = new SimpleDownloadBuilder(requestBuilder, dlChecker);
var timeForHeartbeat = 3000;
var timeToRetry = 5000;
var maxRetries = 8;
var bufferSize = 2048;
downloader = new ResumingDownload(url, bufferSize, fileLength, null, timeForHeartbeat, timeToRetry, maxRetries, httpDlBuilder);
speedMonitor = new DownloadSpeedMonitor(128);
speedMonitor.Attach(downloader);
progressMonitor = new DownloadProgressMonitor();
progressMonitor.Attach(downloader);
var dlSaver = new DownloadToFileSaver(localPath, OnGetFileWriteException);
dlSaver.Attach(downloader);
downloader.DownloadCompleted += OnCompleted;
downloader.DownloadCancelled += OnCancelled;
downloader.Start();
}
else
{
OnCompleted(null);
}
}
public static void Main()
{
// 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("https://raw.githubusercontent.com/Toqe/Downloader/master/README.md");
var file = new System.IO.FileInfo("README.md");
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 download = new MultiPartDownload(url, bufferSize, numberOfParts, resumingDlBuilder, requestBuilder, dlChecker, alreadyDownloadedRanges);
var speedMonitor = new DownloadSpeedMonitor(maxSampleCount: 32);
speedMonitor.Attach(download);
var progressMonitor = new DownloadProgressMonitor();
progressMonitor.Attach(download);
var dlSaver = new DownloadToFileSaver(file);
dlSaver.Attach(download);
download.DownloadCompleted += OnCompleted;
download.Start();
while (!finished)
{
Thread.Sleep(1000);
Console.WriteLine(
"Progress: " +
(progressMonitor.GetCurrentProgressPercentage(download) * 100) + "% " +
"(" + (progressMonitor.GetCurrentProgressInBytes(download) / 1024) + " of " +
(progressMonitor.GetTotalFilesizeInBytes(download) / 1024) + " KiB)" +
" Speed: " +
(speedMonitor.GetCurrentBytesPerSecond() / 1024) + " KiB/sec.");
}
}
public void StartDownload(string DownloadUrl, string SavePath = null)
{
RemainingTime = DownloadSpeed = 0;
AvrDownload = new List <int>()
{
0
};
AvrTime = new List <long>(0)
{
0
};
dlUri = new Uri(DownloadUrl);
TempDirectoryName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, TempDirectoryName);
FinishedDirectoryName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, FinishedDirectoryName);
requestBuilder = new SimpleWebRequestBuilder();
dlChecker = new DownloadChecker();
httpDlBuilder = new SimpleDownloadBuilder(requestBuilder, dlChecker);
rdlBuilder = new SDResumine(timeForHeartbeat, timeToRetry, maxRetries, httpDlBuilder);
download = new MultiPartDownload(dlUri, bufferSize, numberOfParts, rdlBuilder, requestBuilder, dlChecker, null);
download.DownloadCompleted += DownloadCompleted;
download.DataReceived += DataReceived;
download.DownloadStopped += DataStopped;
download.DownloadCancelled += DataCancelled;
download.DownloadStarted += DataStarted;
download.DownloadError += DataError;
progressMonitor = new DownloadProgressMonitor();
speedMonitor = new DownloadSpeedMonitor(128);
speedMonitor.Attach(download);
if (SavePath == null)
{
SavePath = Path.Combine(TempDirectoryName, Path.GetFileName(dlUri.ToString()));
}
dlSaver = new DownloadToFileSaver(SavePath, Path.Combine(FinishedDirectoryName, Path.GetFileName(dlUri.ToString())));
dlSaver.Attach(download);
progressMonitor.Attach(download);
download.Start();
}
public DownloadClient()
{
progressMonitor = new DownloadProgressMonitor();
}
