public String calDailyToAttendmonthly() {
   ExaminBoFactory factory = ExaminBoFactory.getInstance();
   IAttendmonthlyBO attendmothlyBO = factory.createAttendmonthlyBo();
   if ((StringUtils.isEmpty(this.year)) || (StringUtils.isEmpty(this.month))) {
     addSuccessInfo("要初始化的年月不能为空!请选择年月。");
     return "success";
   }
   if (attendmothlyBO.exeMonthlySummary(this.year, this.month)) {
     addSuccessInfo("初始化考勤数据成功。");
     return "success";
   }
   addErrorInfo("初始化失败,请重试!");
   return "error";
 }