private void AddClass(HttpContext context)
        {
            Sys_ClassInfo org        = new Sys_ClassInfo();
            int           AcademicId = Convert.ToInt32(context.Request["AcademicId"].SafeToString());

            org.ClassName     = context.Request["ClassName"].SafeToString();
            org.ClassNO       = context.Request["ClassNO"];
            org.CreateUID     = context.Request["CreateUID"].SafeToString();
            org.HeadteacherNO = context.Request["HeadteacherNO"].SafeToString();
            org.MonitorNO     = context.Request["MonitorNO"].SafeToString();
            int GradeId = Convert.ToInt32(context.Request["GradeId"]);

            jsonModel = bll.AddClass(org, GradeId, AcademicId);
        }
        private void EditClass(HttpContext context)
        {
            int           ClassId = Convert.ToInt32(HttpContext.Current.Request["ID"]);
            Sys_ClassInfo org     = new Sys_ClassInfo();

            org.Id = ClassId;
            int AcademicId = Convert.ToInt32(context.Request["AcademicId"].SafeToString());

            org.ClassName     = context.Request["ClassName"].SafeToString();
            org.ClassNO       = context.Request["ClassNO"];
            org.HeadteacherNO = context.Request["HeadteacherNO[]"].SafeToString();
            int GradeId      = Convert.ToInt32(context.Request["GradeId"]);
            int OldSectionID = context.Request["OldSectionID"].SafeToString() == "" ? 0 : Convert.ToInt32(context.Request["OldSectionID"]);
            int OldGradeID   = context.Request["OldGradeID"].SafeToString() == "" ? 0 : Convert.ToInt32(context.Request["OldGradeID"]);

            jsonModel = bll.EditClass(org, OldSectionID, OldGradeID, AcademicId, GradeId);
        }