public JsonResult Create(LogisticsType obj)
 {
     try
     {
         if (IsCreateOk(obj.LogisticsCode))
             return Json(new {errorMsg="此代码已存在,请检查后再创建!"});
         obj.CreateOn = DateTime.Now;
         NSession.SaveOrUpdate(obj);
         NSession.Flush();
     }
     catch (Exception ee)
     {
         return Json(new { IsSuccess = false, ErrorMsg = "出错了" });
     }
     return Json(new { IsSuccess = true  });
 }
 public ActionResult Edit(LogisticsType obj)
 {
    
     try
     {
         if (IsOk(obj.Id, obj.LogisticsCode))
             return Json(new {errorMsg="此代码已存在,请检查后再作修改!" });
         NSession.Update(obj);
         NSession.Flush();
     }
     catch (Exception ee)
     {
         return Json(new { IsSuccess = false, ErrorMsg = "出错了" });
     }
     return Json(new { IsSuccess = true  });
    
 }