■ ConfigurationExtensions 클래스의 Exists 확장 메소드를 사용해 구성 하위 섹션 존재 여부를 구하는 방법을 보여준다.
▶ appsettings.json
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{ "TestKey" : "TestValue1", "Position" : { "Title" : "Editor1", "Name" : "Smith1" }, "Logging" : { "LogLevel" : { "Default" : "Information", "Microsoft" : "Warning", "Microsoft.Hosting.Lifetime" : "Information" } }, "AllowedHosts" : "*" } |
▶ Controllers/TestController.cs
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using Microsoft.AspNetCore.Mvc; using Microsoft.Extensions.Configuration; using System; using System.Text; namespace TestProject.Controllers { /// <summary> /// 테스트 컨트롤러 /// </summary> public class TestController : Controller { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 구성 /// </summary> private IConfiguration configuration; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - TestController(configuration) /// <summary> /// 생성자 /// </summary> /// <param name="configuration">구성</param> public TestController(IConfiguration configuration) { this.configuration = configuration; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 인덱스 페이지 처리하기 - Index() /// <summary> /// 인덱스 페이지 처리하기 /// </summary> /// <returns>액션 결과</returns> public IActionResult Index() { IConfigurationSection section = this.configuration.GetSection("Position"); if(!section.Exists()) { throw new Exception("Position section does not exist."); } string title = section["Title"]; string name = section["Name" ]; StringBuilder stringBuilder = new StringBuilder(); stringBuilder.AppendLine($"Position / Title : {title}"); stringBuilder.AppendLine($"Position / Name : {name}" ); return Content(stringBuilder.ToString()); } #endregion } } |
