public static void DownloadFile(string destFileName, Stream responseStream, CancellationToken?token = null, Action <int> indicateProgress = null)
{
using (new ProfileSection("Download file", typeof(WebRequestHelper)))
{
ProfileSection.Argument("destFileName", destFileName);
ProfileSection.Argument("responseStream", responseStream);
ProfileSection.Argument("token", token);
ProfileSection.Argument("indicateProgress", indicateProgress);
int bufferSize = Settings.CoreWebDownloadBufferSize.Value;
using (var fileStream = new FileStream(destFileName, FileMode.Create, FileAccess.Write, FileShare.Read, bufferSize))
{
var buffer = new byte[bufferSize];
while (true)
{
if (token != null)
{
((CancellationToken)token).ThrowIfCancellationRequested();
}
int count = responseStream.Read(buffer, 0, bufferSize);
if (count == 0)
{
break;
}
fileStream.Write(buffer, 0, count);
if (indicateProgress != null)
{
indicateProgress(count);
}
}
}
}
}
