public async Task <IWorkerResult> Run()
{
var httpRequest = new HttpRequest(Uri);
return(await httpRequest.GetRequestStreamAsync().ContinueWith(request =>
{
var length = Convert.ToInt32(request.Result.Length);
_profiler.OnBytesWrote(null, length);
}).ContinueWith((task) =>
{
return httpRequest.GetResponseAsync().ContinueWith(response => new Response(response.Result)).Result;
}));
}
/// <summary>
/// Start using the current instance BinaryProfiler for the given stream
/// </summary>
/// <param name="stream">The stream to monitor</param>
/// <param name="cancellationToken"></param>
public Task <IBinaryProfiler> Monitor(Stream stream, CancellationToken cancellationToken)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
return(Task.Run(() =>
{
if (cancellationToken.IsCancellationRequested)
{
return _profiler;
}
var isSeekable = stream.CanSeek;
long previousStreamPosition = -1;
long nextPositionToRead = 0;
do
{
int readValue;
if (cancellationToken.IsCancellationRequested)
{
return _profiler;
}
lock (_streamSyncRoot)
{
if (isSeekable)
{
previousStreamPosition = stream.Position;
stream.Position = nextPositionToRead;
}
readValue = stream.ReadByte();
if (readValue > -1)
{
++nextPositionToRead;
}
if (isSeekable)
{
stream.Position = previousStreamPosition;
}
}
if (readValue == -1)
{
if (nextPositionToRead != 0)
{
//End of stream reached:
return _profiler;
}
//Stream not yet feed, wait for input
if (cancellationToken.IsCancellationRequested)
{
return _profiler;
}
Thread.Sleep(500);
continue;
}
var bytes = new[] { Convert.ToByte(readValue) };
if (_isWriting)
{
_profiler.OnBytesWrote(bytes, 1);
}
else
{
_profiler.OnBytesRead(bytes, 1);
}
} while (true);
}, cancellationToken));
}