private HttpStreams StartStreams()
{
var streams = new HttpStreams(_httpContext.Request.InputStream, this);
streams.Start();
streams.Deconstuct(out Stream request, out Stream response);
RequestBody = request;
ResponseBody = response;
return(streams);
}
private async Task ProcessRequestsAsync <TContext>(IHttpApplication <TContext> application)
{
try
{
HttpStreams streams = StartStreams();
OnRequestProcessingStarting();
var httpContext = application.CreateContext(this);
_context.ServerContext.Logger.Log("Http context created.", LoggingLevel.Debug);
try
{
// Run the application code for this request
await application.ProcessRequestAsync(httpContext);
}
catch (Exception e)
{
_context.ServerContext.Logger.Log("Application process request failed.", LoggingLevel.Error, e);
ReportApplicationError(e);
//Unexpect exception occurs while processing http request.
}
finally
{
// // At this point all user code that needs use to the request or response streams has completed.
// Using these streams in the OnCompleted callback is not allowed.
StopStreams(streams);
_context.ServerContext.Logger.Log("Application processing request is completed.", LoggingLevel.Debug);
await FireOnCompleted();
//await connection to close.
await _context.ConnectionContext.CloseAsync();
_context.ServerContext.Logger.Log("Http connection closed.", LoggingLevel.Debug);
application.DisposeContext(httpContext, _applicationException);
_context.ServerContext.Logger.Log("Http context disposed.", LoggingLevel.Debug);
}
}
catch (BadHttpRequestException e)
{
_context.ServerContext.Logger.Log("Http bad request!", LoggingLevel.Error, e);
//bad http request exception.
}
catch (ConnectionResetException e)
{
_context.ServerContext.Logger.Log("Connection reset!", LoggingLevel.Error, e);
//connection reset exception.
}
catch (Exception ex)
{
_context.ServerContext.Logger.Log("Process request failed!", LoggingLevel.Error, ex);
//other request process exception occurs.
}
finally
{
this.Reset();
OnRequestProcessingEnded();
}
}
private void StopStreams(HttpStreams streams)
{
streams?.Stop();
}