private HttpResponse Process(IHttpRequest request)
        {
            if (request.Method.ToLower() == "head")
            {
                return(new HttpResponse(request.ProtocolVersion, HttpStatusCode.OK, string.Empty));
            }
            else if (request.Method.ToLower() == "options")
            {
                var routes =
                    Assembly.GetEntryAssembly()
                    .GetTypes()
                    .Where(x => x.Name.EndsWith("Controller") && typeof(Controller).IsAssignableFrom(x))
                    .Select(
                        x => new { x.Name, Methods = x.GetMethods().Where(m => m.ReturnType == typeof(IActionResult)) })
                    .SelectMany(
                        x =>
                        x.Methods.Select(
                            m =>
                            string.Format("/{0}/{1}/{{parameter}}", x.Name.Replace("Controller", string.Empty), m.Name)))
                    .ToList();

                return(new HttpResponse(request.ProtocolVersion, HttpStatusCode.OK, string.Join(Environment.NewLine, routes)));
            }
            else if (new StaticFileHandler().CanHandle(request))
            {
                return(new StaticFileHandler().Handle(request));
            }
            else if (request.ProtocolVersion.Major < 3)
            {
                HttpResponse response;
                try
                {
                    var controller    = CreateController(request);
                    var actionInvoker = new ActionInvoker();
                    var actionResult  = actionInvoker.InvokeAction(controller, request.Action);
                    response = actionResult.GetResponse();
                }
                catch (HttpNotFoundException exception)
                {
                    response = new HttpResponse(request.ProtocolVersion, HttpStatusCode.NotFound, exception.Message);
                }
                catch (Exception exception)
                {
                    response = new HttpResponse(request.ProtocolVersion, HttpStatusCode.InternalServerError, exception.Message);
                }
                return(response);
            }
            else
            {
                return(new HttpResponse(request.ProtocolVersion, HttpStatusCode.NotImplemented, "Request cannot be handled."));
            }
        }
        private HttpResponse Process(HttpRequest request)
        {
            if (request.Method.ToLower() == "options")
            {
                var routes =
                    Assembly.GetEntryAssembly()
                        .GetTypes()
                        .Where(x => x.Name.EndsWith("Controller") && typeof(Controller).IsAssignableFrom(x))
                        .Select(
                            x => new { x.Name, Methods = x.GetMethods().Where(m => m.ReturnType == typeof(IActionResult)) })
                        .SelectMany(
                            x =>
                            x.Methods.Select(
                                m =>
                                string.Format("/{0}/{1}/{{parameter}}", x.Name.Replace("Controller", string.Empty), m.Name)))
                        .ToList();

                return new HttpResponse(request.ProtocolVersion, HttpStatusCode.OK, string.Join(Environment.NewLine, routes));
            }
            else if (new StaticFileHandler().CanHandle(request))
            {
                return new StaticFileHandler().Handle(request);
            }
            else if (request.ProtocolVersion.Major < 3)
            {
                HttpResponse response;
                try
                {
                    var controller = this.CreateController(request);
                    var actionInvoker = new ActionInvoker();
                    var actionResult = actionInvoker.InvokeAction(controller, request.Action);
                    response = actionResult.GetResponse();
                }
                catch (HttpNotFound exception)
                {
                    response = new HttpResponse(request.ProtocolVersion, HttpStatusCode.NotFound, exception.Message);
                }
                catch (Exception exception)
                {
                    response = new HttpResponse(request.ProtocolVersion, HttpStatusCode.InternalServerError, exception.Message);
                }

                return response;
            }
            else
            {
                return new HttpResponse(request.ProtocolVersion, HttpStatusCode.NotImplemented, "Request cannot be handled.");
            }
        }