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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 namespace WebApplication1 { public class Startup1 { public Startup1(IHostingEnvironment env, ILoggerFactory logger) { //These are two services available at constructor } public void ConfigureServices(IServiceCollection services) { //This is the only service available at ConfigureServices } public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory logger) { app.Run(context => { return context.Response.WriteAsync("Hello from multi start1"); }); } } public class Startup2 { public Startup2(IHostingEnvironment env, ILoggerFactory logger) { //These are two services available at constructor } public void ConfigureServices(IServiceCollection services) { //This is the only service available at ConfigureServices } public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory logger) { //These are the three default services available at Configure app.Run(context => { return context.Response.WriteAsync("Hello world Startup2"); }); } } public class Program { public static void Main(string[] args) { CreateWebHostBuilder(args).Build().Run(); } public static IWebHostBuilder CreateWebHostBuilder(string[] args) { var hostBuilder = WebHost.CreateDefaultBuilder(args).UseEnvironment("Development"); //This is a dumb way of doing it. You can use command line argument, etc to switch your startup const int startupNumber = 2; //CHANGE THIS to 2 if you want to use Startup2 if (startupNumber == 1) hostBuilder.UseStartup<Startup1>(); else if (startupNumber == 2) hostBuilder.UseStartup<Startup2>(); return hostBuilder; } } } |
결과 : Hello from multi start1