Asp.net MVC生命周期
e is a special value that the System.Web.Mvc.MvcHandler class uses to call into the IControllerFactory interface. //The basic route handler is an instance of IRouteHandler named MvcRouteHandler. //We have complete control and could provide our own implementation of IRouteHandler if we wished. routes.MapRoute( "Default", // Route name "{controller}/{action}/{id}", // URL with parameters new { controller = "Home", action = "Index", id = "" } // Parameter defaults ); } protected void Application_Start() { RegisterRoutes(RouteTable.Routes); } UrlRoutingMoudule在PostResolveRequestCache阶段从RouteCollection中获取当前请求的RouteData.RouteData包含了一个请求处理对应的Controller和Action,RouteData这个作用贯穿请求的处理过程.RouteData中提取RouteHandler,这里默认是MvcRouteHandler,MvcRouteHandler获取HttpHandler,这里默认的是MvcHandler. PostResolveRequestCache
MvcHandler.ProcessRequest()中首先使用HttpContextWrapper对HttpContext进行封装,封装的目的是为了解耦以获得可测试性.然后从RequestContext.RouteData中提取Controller名称. ControllerBuilder.GetControllerFactory --> ControllerFactory.CreateController --> IController.Execute ControllerBase实现了IController接口,在In |
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