poi读取Excel内容数据

    public static void main(String[] args) {        
        try{
            //获取文件输入流
            FileInputStream fileIn = new FileInputStream("D:\\excelfile\\1234.xls");
            POIFSFileSystem fs = new POIFSFileSystem(fileIn);
            
            //获取Excel文档
            HSSFWorkbook wb = new HSSFWorkbook(fs);
            //获取sheet表格
            HSSFSheet sheet = wb.getSheetAt(0);
            //获取到第一行
            HSSFRow row = sheet.getRow(0);
            //循环获取单元格数据
            Iterator<Cell> iterator = row.iterator();
            while(iterator.hasNext()){
                String value = iterator.next().toString();
                System.out.println(value);
            }
            fileIn.close();
        }catch(Exception e){
            e.printStackTrace();
        }    
    }