public virtual Stream ProcessAsynchronously(Stream requestStream)
{
DateTime now = DateTime.Now;
string asyncToken = now.Ticks.ToString(CultureInfo.InvariantCulture);
AsyncTask asyncTask = null;
if (requestStream == null)
{
asyncTask = new AsyncTask(this, this.CreateRequestMessage(null), now.AddSeconds(AsyncTask.DefaultDuration));
}
else
{
StreamPipe requestPipe = new StreamPipe();
using (requestPipe.WriteStream)
{
requestStream.CopyTo(requestPipe.WriteStream); // read the input stream to memory
}
var requestMessage = this.CreateRequestMessage(requestPipe.ReadStream);
asyncTask = new AsyncTask(this, requestMessage, now.AddSeconds(AsyncTask.DefaultDuration));
}
AsyncTask.AddTask(asyncToken, asyncTask);
StreamPipe responsePipe = new StreamPipe();
var responseMessage = new ODataResponseMessage(responsePipe.WriteStream, 202); //202 Accepted
responseMessage.PreferenceAppliedHeader().RespondAsync = true;
ResponseWriter.WriteAsyncPendingResponse(responseMessage, asyncToken);
return(responsePipe.ReadStream);
}