File file = new File("E:\\work.xls");

        Workbook workbook = Workbook.getWorkbook(file);

        //2:获取第一个工作表sheet

        Sheet sheet = workbook.getSheet(0);

        for (int i = 0; i < sheet.getRows(); i++) {

            Stu bean = null;

            String name="";

            String num="";

            for (int j = 0; j < sheet.getColumns(); j++) {

                Cell cell = sheet.getCell(j, i);

                bean = new Stu();

                if (j == 1)

                    name = cell.getContents();

                if (j == 4)

                    num = cell.getContents();

            }

            map.put(name,num);

        }

        //最后一步：关闭资源

        workbook.close();