public void createReport() {
    setHead("服务器性能数据报表");
    setNote("数据来源:东华网管软件");
    setTableHead(new String[] {"序号", "服务器名", "IP地址", "CPU利用率", "内存利用率", "硬盘利用率"});
    setColWidth(new int[] {2, 5, 4, 3, 3, 3});

    InformDao dao = new InformDao();
    List list = dao.queryServerPerformance(timeStamp, orderField);
    table = new String[list.size()][tableHead.length];
    for (int i = 0; i < list.size(); i++) {
      ServerPerformance vo = (ServerPerformance) list.get(i);
      table[i][0] = String.valueOf(i + 1); // 序号
      table[i][1] = vo.getAlias();
      table[i][2] = vo.getIpAddress();
      table[i][3] = vo.getCpuValue() + "%";
      table[i][4] = vo.getMemValue() + "%";
      table[i][5] = vo.getDiskValue() + "%";
    }
  }