hello-world-startup-basic-request-headers-names


using Microsoft.AspNetCore.Hosting; //IWebHostBuilder
using Microsoft.AspNetCore.Builder; //IApplicationBuilder
using Microsoft.AspNetCore.Http; //WriteAsync
using Microsoft.AspNetCore; //webHost
using Microsoft.Extensions.Logging;//ILoggerFactory
using Microsoft.Extensions.DependencyInjection; // IServiceCollection
using Microsoft.Net.Http.Headers;
using System.Reflection; //List
using System;
using System.Collections.Generic; //Type
using System.Linq; //Where

namespace WebApplication1
{
    public class Startup
    {
        public Startup(IHostingEnvironment env, ILoggerFactory logger)
        {
            //These are two services available at constructor
        }

        public void ConfigureServices(IServiceCollection services)
        {
            //This is the only service available at ConfigureServices
        }

        private List<FieldInfo> GetConstants(Type type)
        {
            FieldInfo[] fieldInfos = type.GetFields(BindingFlags.Public | BindingFlags.Static | BindingFlags.FlattenHierarchy);

            return fieldInfos.Where(fi => fi.IsLiteral && !fi.IsInitOnly).ToList();
        }

        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory logger)
        {
            app.Run(async context =>
            {
                context.Response.Headers.Add(HeaderNames.ContentType, "text/html");

                await context.Response.WriteAsync("<h1>Request Headers from Microsoft.Net.Http.Headers.HeaderNames</h1>");
                await context.Response.WriteAsync("<ul>");
                foreach (var h in GetConstants(typeof(HeaderNames)))
                {
                    await context.Response.WriteAsync($"<li>{h.Name} = {h.GetValue(h)}</li>");
                }
                await context.Response.WriteAsync("</ul>");
            });
        }
    }



    public class Program
    {
        public static void Main(string[] args)
        {
            CreateWebHostBuilder(args).Build().Run();
        }

        public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>
            WebHost.CreateDefaultBuilder(args)
                .UseStartup<Startup>()
                .UseUrls("http://*:1000", "http://*:5000")
                .UseEnvironment("Development"); //You can change this to "Production" to use StartupProduction
    }
}

using Microsoft.AspNetCore.Hosting; //IWebHostBuilder

using Microsoft.AspNetCore.Builder; //IApplicationBuilder

using Microsoft.AspNetCore.Http; //WriteAsync

using Microsoft.AspNetCore; //webHost

using Microsoft.Extensions.Logging;//ILoggerFactory

using Microsoft.Extensions.DependencyInjection; // IServiceCollection

using Microsoft.Net.Http.Headers;

using System.Reflection; //List

using System;

using System.Collections.Generic; //Type

using System.Linq; //Where

namespace WebApplication1

{

public class Startup

{

public Startup(IHostingEnvironment env, ILoggerFactory logger)

{

//These are two services available at constructor

}

public void ConfigureServices(IServiceCollection services)

{

//This is the only service available at ConfigureServices

}

private List<FieldInfo> GetConstants(Type type)

{

FieldInfo[] fieldInfos = type.GetFields(BindingFlags.Public | BindingFlags.Static | BindingFlags.FlattenHierarchy);

return fieldInfos.Where(fi => fi.IsLiteral && !fi.IsInitOnly).ToList();

}

public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory logger)

{

app.Run(async context =>

{

context.Response.Headers.Add(HeaderNames.ContentType, "text/html");

await context.Response.WriteAsync("<h1>Request Headers from Microsoft.Net.Http.Headers.HeaderNames</h1>");

await context.Response.WriteAsync("<ul>");

foreach (var h in GetConstants(typeof(HeaderNames)))

{

await context.Response.WriteAsync($"<li>{h.Name} = {h.GetValue(h)}</li>");

}

await context.Response.WriteAsync("</ul>");

});

}

public class Program

{

public static void Main(string[] args)

{

CreateWebHostBuilder(args).Build().Run();

}

public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>

WebHost.CreateDefaultBuilder(args)

.UseStartup<Startup>()

.UseUrls("http://*:1000", "http://*:5000")

.UseEnvironment("Development"); //You can change this to "Production" to use StartupProduction

}

결과 :
Request Headers from Microsoft.Net.Http.Headers.HeaderNames
•Accept = Accept
•AcceptCharset = Accept-Charset
•AcceptEncoding = Accept-Encoding
•AcceptLanguage = Accept-Language
•AcceptRanges = Accept-Ranges
•AccessControlAllowCredentials = Access-Control-Allow-Credentials
•AccessControlAllowHeaders = Access-Control-Allow-Headers
•AccessControlAllowMethods = Access-Control-Allow-Methods
•AccessControlAllowOrigin = Access-Control-Allow-Origin
•AccessControlExposeHeaders = Access-Control-Expose-Headers
•AccessControlMaxAge = Access-Control-Max-Age
•AccessControlRequestHeaders = Access-Control-Request-Headers
•AccessControlRequestMethod = Access-Control-Request-Method
•Age = Age
•Allow = Allow
•Authority = :authority
•Authorization = Authorization
•CacheControl = Cache-Control
•Connection = Connection
•ContentDisposition = Content-Disposition
•ContentEncoding = Content-Encoding
•ContentLanguage = Content-Language
•ContentLength = Content-Length
•ContentLocation = Content-Location
•ContentMD5 = Content-MD5
•ContentRange = Content-Range
•ContentSecurityPolicy = Content-Security-Policy
•ContentSecurityPolicyReportOnly = Content-Security-Policy-Report-Only
•ContentType = Content-Type
•Cookie = Cookie
•Date = Date
•ETag = ETag
•Expires = Expires
•Expect = Expect
•From = From
•Host = Host
•IfMatch = If-Match
•IfModifiedSince = If-Modified-Since
•IfNoneMatch = If-None-Match
•IfRange = If-Range
•IfUnmodifiedSince = If-Unmodified-Since
•LastModified = Last-Modified
•Location = Location
•MaxForwards = Max-Forwards
•Method = :method
•Origin = Origin
•Path = :path
•Pragma = Pragma
•ProxyAuthenticate = Proxy-Authenticate
•ProxyAuthorization = Proxy-Authorization
•Range = Range
•Referer = Referer
•RetryAfter = Retry-After
•Scheme = :scheme
•Server = Server
•SetCookie = Set-Cookie
•Status = :status
•StrictTransportSecurity = Strict-Transport-Security
•TE = TE
•Trailer = Trailer
•TransferEncoding = Transfer-Encoding
•Upgrade = Upgrade
•UserAgent = User-Agent
•Vary = Vary
•Via = Via
•Warning = Warning
•WebSocketSubProtocols = Sec-WebSocket-Protocol
•WWWAuthenticate = WWW-Authenticate