code: public String search() {
      OqlBuilder<SessioninfoLogBean> query = OqlBuilder.from(SessioninfoLogBean.class, "sessioninfoLog");
      addConditions(query);
      String orderBy = get("orderBy");
      if (null == orderBy) orderBy = "sessioninfoLog.loginAt desc";
      query.limit(getPageLimit()).orderBy(orderBy);
      put("sessioninfoLogs", entityDao.search(query));
      return forward();
    }
docs: 显示用户某时间段的登陆记录