poi workbook转成流

Posted 2021-01-15 shihaiming

 

 

 try {
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        workbook.write(bos);
        byte[] barray = bos.toByteArray();
        InputStream is = new ByteArrayInputStream(barray);
    } catch (IOException e) {
        e.printStackTrace();
    }