问AppHarbor + OWIN

EN

using Owin;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web.Http;
using System.IO;
using Microsoft.Owin;
using Microsoft.Owin.Extensions;

[assembly: OwinStartup(typeof(PGO_6.Startup))]

namespace PGO_6
{
    public class Startup
    {
        public void Configuration(IAppBuilder appBuilder)
        {
            appBuilder.Use((context, next) =>
            {
                TextWriter output = context.Get<TextWriter>("host.TraceOutput");
                return next().ContinueWith(result =>
                {
                    output.WriteLine("Scheme {0} : Method {1} : Path {2} : MS {3}",
                        context.Request.Scheme, context.Request.Method, context.Request.Path, getTime());
                });
            });

            appBuilder.Run(async context =>
            {
                await context.Response.WriteAsync(getTime() + " My First OWIN App");
            });

            // Configure Web API
            var config = new HttpConfiguration();

            config.Routes.MapHttpRoute("DefaultApi", "api/{controller}/{id}", 
                new { id = RouteParameter.Optional });

            appBuilder.UseWebApi(config);
        }

        static string getTime()
        {
            return DateTime.Now.Millisecond.ToString();
        }
    }
}