/// <summary>
 /// 获取当前操作人标识
 /// </summary>
 /// <param name="session">用户会话</param>
 public static T GetUserId <T>(this ISession session)
 {
     return(Convert.To <T>(session.UserId));
 }
 /// <summary>
 /// 获取当前应用程序标识
 /// </summary>
 /// <param name="session">用户会话</param>
 public static T GetApplicationId <T>(this ISession session)
 {
     return(Convert.To <T>(Web.Identity.GetValue(ClaimTypes.ApplicationId)));
 }
 /// <summary>
 /// 获取当前操作人角色标识列表
 /// </summary>
 /// <param name="session">用户会话</param>
 public static List <T> GetRoleIds <T>(this ISession session)
 {
     return(Convert.ToList <T>(Web.Identity.GetValue(ClaimTypes.RoleIds)));
 }