Asp.Mvc 2.0用户登录实例讲解---(4)服务器端验证(8)

            } 
        } 
 
       /// <summary>  
       /// 判断是否想到  
       /// </summary>  
        /// <param name="value">value的值实际上是MODEL提交的MODEL类</param>  
       /// <returns></returns>  
        public override bool IsValid(object value) 
        { 
            PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(value); 
            object originalValue = properties.Find(PWD, true ).GetValue(value);//获取密码  
            object confirmValue = properties.Find(ConfirmPwd, true).GetValue(value);//获取确认密码的值  
            return Object.Equals(originalValue, confirmValue); 
 
        } 
    } 
/// <summary>
    /// 注册用户MODEL
    /// </summary>
    [PwdMatch("UserPwd", "ConfirPwd", ErrorMessage = "密码与确认不匹配")]
    public class RegisterModel
    {
       /// <summary>
       /// 用户名
       /// </summary>
        [DisplayName("用户名")]
        [Required(ErrorMessage="用户名不能为空!")]
        public string UserName
        { get; set; }

        /// <summary>
        /// 密码
        /// </summary>
       [DisplayName("密码")]
        [Required(ErrorMessage="密码不能为空")]
        [StringLength(10, ErrorMessage = "密码长度不能小于5位",MinimumLength=5)]
        public string UserPwd
        {
            get;
            set;