■ OptionsConfigurationServiceCollectionExtensions 클래스의 Configure 확장 메소드를 사용해 설정 값을 서비스 컨테이너에 추가하는 방법을 보여준다.
▶ appsettings.json
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{ "Position" : { "Title" : "Editor", "Name" : "Smith" }, "TestKey" : "Test Value", "Logging" : { "LogLevel" : { "Default" : "Information", "Microsoft" : "Warning", "Microsoft.Hosting.Lifetime" : "Information" } }, "AllowedHosts" : "*" } |
▶ Models/PositionOption.cs
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namespace TestProject.Models { /// <summary> /// 직위 옵션 /// </summary> public class PositionOption { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 직함 - Title /// <summary> /// 직함 /// </summary> public string Title { get; set; } #endregion #region 성명 - Name /// <summary> /// 성명 /// </summary> public string Name { get; set; } #endregion } } |
▶ 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 TestProject.Models; namespace TestProject { /// <summary> /// 시작 /// </summary> public class Startup { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 구성 - Configuration /// <summary> /// 구성 /// </summary> public IConfiguration Configuration { get; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - Startup(configuration) /// <summary> /// 생성자 /// </summary> /// <param name="configuration">구성</param> public Startup(IConfiguration configuration) { Configuration = configuration; } #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) { services.Configure<PositionOption>(Configuration.GetSection("Position")); services.AddControllersWithViews(); } #endregion #region 구성하기 - Configure(app, environment) /// <summary> /// 구성하기 /// </summary> /// <param name="app">애플리케이션 빌더</param> /// <param name="environment">웹 호스트 환경</param> public void Configure(IApplicationBuilder app, IWebHostEnvironment environment) { if(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 } } |
▶ Controllers/TestController.cs
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using Microsoft.AspNetCore.Mvc; using Microsoft.Extensions.Options; using System.Text; using TestProject.Models; namespace TestProject.Controllers { /// <summary> /// 테스트 컨트롤러 /// </summary> public class TestController : Controller { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 옵션 /// </summary> private IOptions<PositionOption> options; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - TestController(options) /// <summary> /// 생성자 /// </summary> /// <param name="options">옵션</param> public TestController(IOptions<PositionOption> options) { this.options = options; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 인덱스 페이지 처리하기 - Index() /// <summary> /// 인덱스 페이지 처리하기 /// </summary> /// <returns>액션 결과</returns> public IActionResult Index() { PositionOption positionOption = this.options.Value; StringBuilder stringBuilder = new StringBuilder(); stringBuilder.AppendLine($"Title : {positionOption.Title}"); stringBuilder.AppendLine($"Name : {positionOption.Name}" ); return Content(stringBuilder.ToString()); } #endregion } } |
