■ IRouteConstraint 인터페이스를 사용해 커스텀 경로 제약 조건을 설정하는 방법을 보여준다.
▶ CustomNameConstraint.cs
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using Microsoft.AspNetCore.Http; using Microsoft.AspNetCore.Routing; using System; using System.Globalization; using System.Text.RegularExpressions; namespace TestProject { /// <summary> /// 커스텀 명칭 제약 조건 /// </summary> public class CustomNameConstraint : IRouteConstraint { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 정규식 /// </summary> private Regex regex; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - CustomNameConstraint() /// <summary> /// 생성자 /// </summary> public CustomNameConstraint() { this.regex = new Regex ( @"^[1-9]*$", RegexOptions.CultureInvariant | RegexOptions.IgnoreCase, TimeSpan.FromMilliseconds(100) ); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 매칭 여부 구하기 - Match(httpContext, route, routeKey, valueDictionary, routeDirection) /// <summary> /// 매칭 여부 구하기 /// </summary> /// <param name="httpContext">HTTP 컨텍스트</param> /// <param name="router">라우터</param> /// <param name="routeKey">경로 키</param> /// <param name="valueDictionary">경로 값 딕셔너리</param> /// <param name="routeDirection">경로 방향</param> /// <returns>매칭 여부</returns> public bool Match ( HttpContext httpContext, IRouter router, string routeKey, RouteValueDictionary valueDictionary, RouteDirection routeDirection ) { if(valueDictionary.TryGetValue(routeKey, out object value)) { string parameterValue = Convert.ToString(value, CultureInfo.InvariantCulture); if(parameterValue == null) { return false; } return regex.IsMatch(parameterValue); } return false; } #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; 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.AddControllersWithViews(); services.AddRouting ( options => { options.ConstraintMap.Add("customName", typeof(CustomNameConstraint)); } ); } #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(); } app.UseHttpsRedirection(); app.UseRouting(); app.UseAuthorization(); app.UseEndpoints ( endpoints => { endpoints.MapControllers(); } ); } #endregion } } |
▶ Controllers/TestController.cs
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using Microsoft.AspNetCore.Mvc; using Microsoft.Docs.Samples; namespace TestProject.Controllers { /// <summary> /// 테스트 컨트롤러 /// </summary> [ApiController] [Route("api/[controller]")] public class TestController : ControllerBase { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public // GET /api/test/3 #region 구하기 - Get(id) /// <summary> /// 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>액션 결과</returns> [HttpGet("{id:customName}")] public IActionResult Get(string id) { return ControllerContext.MyDisplayRouteInfo(id); } #endregion // GET /api/test/my/3 #region 구하기 - Get(id) /// <summary> /// 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>액션 결과</returns> [HttpGet("my/{id:customName}")] public IActionResult Get(int id) { return ControllerContext.MyDisplayRouteInfo(id); } #endregion } } |
