■ Startup 클래스에서 IWebHostEnvironment 객체를 생성자에 의존성을 주입하는 방법을 보여준다.
▶ Startup.cs
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using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.Hosting; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.Hosting; using System; namespace TestProject { /// <summary> /// 시작 /// </summary> public class Startup { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 웹 호스트 환경 /// </summary> private IWebHostEnvironment environment; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 구성 - Configuration /// <summary> /// 구성 /// </summary> public IConfiguration Configuration { get; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - Startup(configuration, environment) /// <summary> /// 생성자 /// </summary> /// <param name="configuration">구성</param> /// <param name="environment">웹 호스트 환경</param> public Startup(IConfiguration configuration, IWebHostEnvironment environment) { Configuration = configuration; this.environment = environment; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 서비스 컬렉션 구성하기 - ConfigureServices(services) /// <summary> /// 서비스 컬렉션 구성하기 /// </summary> /// <param name="services">서비스 컬렉션</param> public void ConfigureServices(IServiceCollection services) { if(this.environment.IsDevelopment()) { Console.WriteLine(this.environment.EnvironmentName); } else if(this.environment.IsStaging()) { Console.WriteLine(this.environment.EnvironmentName); } else { Console.WriteLine("Not development or staging"); } services.AddControllersWithViews(); } #endregion #region 구성하기 - Configure(app) /// <summary> /// 구성하기 /// </summary> /// <param name="app">애플리케이션 빌더</param> public void Configure(IApplicationBuilder app) { if(this.environment.IsDevelopment()) { app.UseDeveloperExceptionPage(); } else { app.UseExceptionHandler("/Home/Error"); app.UseHsts(); } app.UseHttpsRedirection(); app.UseStaticFiles(); app.UseRouting(); app.UseAuthorization(); app.UseEndpoints ( endpoints => { endpoints.MapControllerRoute ( name : "default", pattern : "{controller=Home}/{action=Index}/{id?}" ); } ); } #endregion } } |
