/**     * 向Excel中插入图片,读取图片的绝对路径     */    public static void insertPicture(HSSFSheet sheet, int row, Short col1, short col2, String imagePath) {        //插入图片        FileOutputStream fileOut = null;        BufferedImage bufferImg = null;        //先把读进来的图片放到一个ByteArrayOutputStream中，以便产生ByteArray          try {            ByteArrayOutputStream byteArrayOut = new ByteArrayOutputStream();            // 读取文件绝对路径            bufferImg = ImageIO.read(new File(imagePath));            ImageIO.write(bufferImg, "jpg", byteArrayOut);            HSSFWorkbook wb = sheet.getWorkbook();            HSSFPatriarch patriarch = sheet.createDrawingPatriarch();            HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 255, 255, col1, row, col2, row);            anchor.setAnchorType(3);            patriarch.createPicture(anchor, wb.addPicture(byteArrayOut.toByteArray(), HSSFWorkbook.PICTURE_TYPE_JPEG))                    .resize(1);            fileOut = new FileOutputStream("excel_put_picture");            // 写入excel文件               wb.write(fileOut);        } catch (Exception e) {            e.printStackTrace();        } finally {            if (fileOut != null) {                try {                    fileOut.close();                } catch (IOException e) {                    e.printStackTrace();                }            }        }    }

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