■ @inject 지시문을 사용해 뷰 페이지에서 의존성을 주입하는 방법을 보여준다.
▶ Models/DataModel.cs
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namespace TestProject.Models { /// <summary> /// 데이터 모델 /// </summary> public class DataModel { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region ID - ID /// <summary> /// ID /// </summary> public int ID { get; set; } #endregion #region 성명 - Name /// <summary> /// 성명 /// </summary> public string Name { get; set; } #endregion #region 직함 - Title /// <summary> /// 직함 /// </summary> public string Title { get; set; } #endregion } } |
▶ Models/DataRepository.cs
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using System.Collections.Generic; using System.Linq; namespace TestProject.Models { /// <summary> /// 데이터 저장소 /// </summary> public class DataRepository { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 소스 리스트 /// </summary> private readonly List<DataModel> sourceList = new List<DataModel>() { new DataModel { ID = 1, Name = "김철수", Title = "차장" }, new DataModel { ID = 2, Name = "이영희", Title = "과장" }, new DataModel { ID = 3, Name = "홍길동", Title = "대리" } }; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region 리스트 구하기 - GetList() /// <summary> /// 리스트 구하기 /// </summary> /// <returns>리스트</returns> public List<DataModel> GetList() { return this.sourceList; } #endregion #region 리스트 구하기 - GetList(name) /// <summary> /// 리스트 구하기 /// </summary> /// <param name="name">성명</param> /// <returns>리스트</returns> public List<DataModel> GetList(string name) { return this.sourceList.Where(n => n.Name.ToLower().Equals(name.ToLower())).ToList(); } #endregion #region 데이터 구하기 - GetData(id) /// <summary> /// 데이터 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>데이터</returns> public DataModel GetData(int id) { return this.sourceList.Where(n => n.ID == id).SingleOrDefault(); } #endregion } } |
▶ Models/DataFinder.cs
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using System.Threading.Tasks; namespace TestProject.Models { /// <summary> /// 데이터 파인더 /// </summary> public class DataFinder { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 데이터 저장소 /// </summary> private DataRepository repository = new DataRepository(); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 데이터 구하기 - GetData(id) /// <summary> /// 데이터 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>데이터</returns> public async Task<DataModel> GetData(int id) { return await Task.FromResult(repository.GetData(id)); } #endregion } } |
▶ Controllers/DataController.cs
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using Microsoft.AspNetCore.Mvc; using System.Collections.Generic; using TestProject.Models; namespace TestProject.Controllers { /// <summary> /// 데이터 컨트롤러 /// </summary> public class DataController : Controller { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 인덱스 페이지 처리하기 - Index() /// <summary> /// 인덱스 페이지 처리하기 /// </summary> /// <returns>액션 결과</returns> public IActionResult Index() { DataRepository repository = new DataRepository(); List<DataModel> list = repository.GetList(); return View(list); } #endregion } } |
▶ Views/Data/Index.cshtml
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@using TestProject.Models @model IEnumerable<DataModel> @inject DataFinder Finder @{ ViewData["Title"] = "Data Page"; } <h3>데이터 목록 출력</h3> <ul> @foreach (DataModel data in Model) { <li>@data.ID : @data.Name, @data.Title</li> } </ul> <hr /> <h3>단일 데이터 출력</h3> @{ DataModel firstData = await Finder.GetData(1); } <div> 1번 데이터 : @firstData.ID, @firstData.Name, @firstData.Title </div> |
▶ 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; 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(serviceCollection) /// <summary> /// 서비스 컬렉션 구성하기 /// </summary> /// <param name="serviceCollection">서비스 컬렉션</param> public void ConfigureServices(IServiceCollection serviceCollection) { serviceCollection.AddControllersWithViews(); serviceCollection.AddTransient<TestProject.Models.DataFinder>(); } #endregion #region 구성하기 - Configure(builder, environment) /// <summary> /// 구성하기 /// </summary> /// <param name="builder">애플리케이션 빌더</param> /// <param name="environment">웹 호스트 환경</param> public void Configure(IApplicationBuilder builder, IWebHostEnvironment environment) { if(environment.IsDevelopment()) { builder.UseDeveloperExceptionPage(); } else { builder.UseExceptionHandler("/Home/Error"); builder.UseHsts(); } builder.UseHttpsRedirection(); builder.UseStaticFiles(); builder.UseRouting(); builder.UseAuthorization(); builder.UseEndpoints ( endpoints => { endpoints.MapControllerRoute ( name : "default", pattern : "{controller=Home}/{action=Index}/{id?}" ); } ); } #endregion } } |
