WebApi：属性路由配置[Route()]

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原文：http://www.asp.net/web-api/overview/web-api-routing-and-actions/attribute-routing-in-web-api-2

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属性方式和约定方式可以混用。

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代码片段：

启用

1. public static class WebApiConfig
2. {
3. ????public static void Register(HttpConfiguration config)
4. ????{
5. ????????// Web API 配置和服务
6. ????????// 将 Web API 配置为仅使用不记名令牌身份验证。
7. ????????config.SuppressDefaultHostAuthentication();
8. ????????config.Filters.Add(new HostAuthenticationFilter(OAuthDefaults.AuthenticationType));
9. ?
10. ????????// Web API 路由
11. ????????config.MapHttpAttributeRoutes();
12. ?
13. ????????config.Routes.MapHttpRoute(
14. ????????????name: "DefaultApi",
15. ????????????routeTemplate: "api/{controller}/{id}",
16. ????????????defaults: new { id = RouteParameter.Optional}
17. ????????);
18. ????}
19. }

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HTTP METHOD和Route属性

1. [Route("api/books")]
2. [HttpPost]
3. public HttpResponseMessage CreateBook(Book book) { ... }

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前缀

1. [RoutePrefix("api/books")]
2. public class BooksController : ApiController
3. {
4. ????// GET api/books
5. ????[Route("")]
6. ????public IEnumerable<Book> Get() { ... }
7. ?
8. ????// GET api/books/5
9. ????[Route("{id:int}")]
10. ????public Book Get(int id) { ... }
11. ?
12. ????// POST api/books
13. ????[Route("")]
14. ????public HttpResponseMessage Post(Book book) { ... }
15. }

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约束

1. [Route("users/{id:int:min(1)}")]
2. public User GetUserById(int id) { ... }

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可选参数

1. public class BooksController : ApiController
2. {
3. ????[Route("api/books/locale/{lcid:int?}")]
4. //[Route("api/books/locale/{lcid:int=1033}")]
5. ????public IEnumerable<Book> GetBooksByLocale(int lcid = 1033) { ... }
6. }

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名称

[Route("api/books/{id}", Name="GetBookById")]

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原文：http://www.cnblogs.com/pengzhen/p/4904872.html