ASP.NET
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उदाहरण

बेसिक KatanaConsole एप्लीकेशन

namespace KatanaConsole
{
    // use an alias for the OWIN AppFunc:
    using AppFunc = Func<IDictionary<string, object>, Task>;
 
    class Program
    {
        static void Main(string[] args)
        {
            WebApp.Start<Startup>("http://localhost:8080");
            Console.WriteLine("Server Started; Press enter to Quit");
            Console.ReadLine();
        }
    }
 
    public class Startup
    {
        public void Configuration(IAppBuilder app)
        {
            var middleware = new Func<AppFunc, AppFunc>(MyMiddleWare);
            app.Use(middleware);
        }
 
        public AppFunc MyMiddleWare(AppFunc next)
        {
            AppFunc appFunc = async (IDictionary<string, object> environment) =>
            {
                // Do something with the incoming request:
                var response = environment["owin.ResponseBody"] as Stream;
                using (var writer = new StreamWriter(response))
                {
                    await writer.WriteAsync("<h1>Hello from My First Middleware</h1>");
                }
                // Call the next Middleware in the chain:
                await next.Invoke(environment);
            };
            return appFunc;
        }
    }
}