创建一个AuthenticateFilterAttribute(即过滤器/拦截器) 引用System.Web.Mvc; public class AuthenticateFilterAttribute: ActionFilterAttribute,IActionFilter { public override void OnActionExecuting(ActionExecutingContext filterContext) { // Action或Controller上定义了[AllowA…
比如,当为一个用户设置角色的时候,角色通常以CheckBoxList的形式呈现.用户和角色是多对多关系: using System.Collections.Generic; using System.ComponentModel.DataAnnotations; namespace MvcApplication2.Models { public class User { public int Id { get; set; } [Display(Name = "用户名")] public…
准备 在Models文件夹里面新添加Student实体类,用来模拟从Controller向View传递数据,Student类定义如下: using System; using System.Collections.Generic; using System.Linq; using System.Web; namespace MVCStudyDemo.Models { public class Student { public int ID { get; set; } public string…
using System; using System.Collections.Generic; using System.Linq; using System.Web; namespace Filter.Filters { using System.Web.Mvc; public class ExpAttribute:HandleErrorAttribute { /// <summary> /// 用于截获当前action逻辑代码执行的异常,但是此异常没有被程序员通过try{} catch{}…