public JsonResult PrivilegeList(FormCollection form)
{
string parentCode = form["parentCode"];
string colkey = form["colkey"];
string colsinfo = form["colsinfo"];
if (string.IsNullOrEmpty(colkey))
{
throw new ArgumentNullException("colkey", "主键表示没有传递，请在前台js中配置");
}
if (string.IsNullOrEmpty(colsinfo))
{
throw new ArgumentNullException("colsinfo", "列信息不能为空，请在前台js中配置");
}
if (parentCode == "-1")
{
parentCode = null;
}
List <Privilege> list = sysManageService.QueryPrivilegeListByParentCode(parentCode);
var data = JsonFlexiGridData.ConvertFromList(list, colkey, colsinfo.Split(','));
return(Json(data));
}