[C#/ASP.NET MVC/.NETCORE] MemoryConfigurationBuilderExtensions 클래스 : AddInMemoryCollection 확장 메소드를 사용해 메모리 구성 공급자 등록하기

TestProject.zip

다운로드

▶ Program.cs

using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Hosting;
using System.Collections.Generic;

namespace TestProject
{
    /// <summary>
    /// 프로그램
    /// </summary>
    public class Program
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Public

        #region 프로그램 시작하기 - Main(argumentArray)

        /// <summary>
        /// 프로그램 시작하기
        /// </summary>
        /// <param name="argumentArray">인자 배열</param>
        public static void Main(string[] argumentArray)
        {
            CreateHostBuilder(argumentArray).Build().Run();
        }

        #endregion
        #region 호스트 빌더 생성하기 - CreateHostBuilder(argumentArray)

        /// <summary>
        /// 호스트 빌더 생성하기
        /// </summary>
        /// <param name="argumentArray">인자 배열</param>
        /// <returns>호스트 빌더</returns>
        public static IHostBuilder CreateHostBuilder(string[] argumentArray)
        {
            Dictionary<string, string> dictionary = new Dictionary<string, string>
            {
               { "TestKey"                 , "TestValue2"  },
               { "Position:Title"          , "Editor2"     },
               { "Position:Name"           , "Smith2"      },
               { "Logging:LogLevel:Default", "Information" }
            };

            return Host.CreateDefaultBuilder(argumentArray)
                .ConfigureAppConfiguration
                (
                    (context, configuration) =>
                    {
                        configuration.AddInMemoryCollection(dictionary);

                        configuration.AddEnvironmentVariables();

                        if(argumentArray != null)
                        {
                            configuration.AddCommandLine(argumentArray);
                        }
                    }
                )
                .ConfigureWebHostDefaults
                (
                    builder =>
                    {
                        builder.UseStartup<Startup>();
                    }
                );
        }

        #endregion
    }
}

 

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▶ appsettings.json

{
    "TestKey"  : "TestValue1",
    "Position" :
    {
        "Title" : "Editor1",
        "Name"  : "Smith1"
    },
    "Logging" :
    {
        "LogLevel" :
        {
            "Default"                    : "Information",
            "Microsoft"                  : "Warning",
            "Microsoft.Hosting.Lifetime" : "Information"
        }
    },
    "AllowedHosts" : "*"
}

 

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▶ Controllers/TestController.cs

using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
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()
        {
            string testKey                = this.configuration["TestKey"                 ];
            string title                  = this.configuration["Position:Title"          ];
            string name                   = this.configuration["Position:Name"           ];
            string loggingLogLevelDefault = this.configuration["Logging:LogLevel:Default"];

            StringBuilder stringBuilder = new StringBuilder();

            stringBuilder.AppendLine($"TestKey                      : {testKey}"               );
            stringBuilder.AppendLine($"Position / Title             : {title}"                 );
            stringBuilder.AppendLine($"Position / Name              : {name}"                  );
            stringBuilder.AppendLine($"Logging / LogLevel / Default : {loggingLogLevelDefault}");

            return Content(stringBuilder.ToString());
        }

        #endregion
    }
}