C# 配置webapi2路由以支持不同类型的GET请求(操作/id)
我希望能够支持这些URL:C# 配置webapi2路由以支持不同类型的GET请求(操作/id),c#,.net,asp.net-web-api,asp.net-web-api2,asp.net-web-api-routing,C#,.net,Asp.net Web Api,Asp.net Web Api2,Asp.net Web Api Routing,我希望能够支持这些URL: // GET: api/Users returns a list (all) // GET: api/Users/5 returns the user with Id 5 // GET: api/Users/Active returns a list (only those not soft-deleted) // POST: api/Users creates a user
// GET: api/Users returns a list (all)
// GET: api/Users/5 returns the user with Id 5
// GET: api/Users/Active returns a list (only those not soft-deleted)
// POST: api/Users creates a user
我首先尝试以这种方式配置它:
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{action}/{id}",
defaults: new { id = RouteParameter.Optional }
);
但是我无法支持api/Users/Active
请求
所以我试着这样配置它:
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{action}/{id}",
defaults: new { id = RouteParameter.Optional }
);
但是我不能支持api/Users/5
请求
是否可以同时支持这两种路由?注册多条路由 您还可以提供约束,这些约束限制URI段如何匹配占位符:
constraints: new { id = @"\d+" } // Only matches if "id" is one or more digits.
范例
// GET: api/Users returns a list (all)
// GET: api/Users/5 returns the user with Id 5
// POST: api/Users creates a user
config.Routes.MapHttpRoute(
name: "Api",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional },
constraints: new { id = @"\d+" }
);
// GET: api/Users/Active returns a list (only those not soft-deleted)
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{action}/{id}",
defaults: new { id = RouteParameter.Optional }
);
或启用属性路由
public static class WebApiConfig {
public static void Register(HttpConfiguration config) {
// Attribute routing.
config.MapHttpAttributeRoutes();
// Convention-based routing.
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
}
}
控制器
[RoutePrefix("api/users")]
public class UsersController : ApiController {
// GET: api/Users returns a list (all)
[HttpGet]
[Route("")]
public IHttpActionResult Get() { ... }
// GET: api/Users/5 returns the user with Id 5
[HttpGet]
[Route("{id:int}")]
public IHttpActionResult Get(int id) { ... }
// GET: api/Users/Active returns a list (only those not soft-deleted)
[HttpGet]
[Route("Active")]
public IHttpActionResult Active() { ... }
// POST: api/Users creates a user
[HttpPost]
[Route("")]
public IHttpActionResult Post(User user) { ... }
}
注册多个RouteThanks,如果我配置2个路由,它将是这样的:
“api/{controller}/{action}”
和“api/{controller}/{id}”
(id可选),因为我不会有一个包含action和id的case,api/Users/Active
和api/Users/5
如何知道正确使用哪个路由?请使用约束修复键入“RoutePrefic”->“RoutePrefix”谢谢您的回答。我也觉得很有用。