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MultipartFile multipartFile = uploadReq.getFile(); String fileName = multipartFile.getOriginalFilename(); String prefix=fileName.substring(fileName.lastIndexOf(".")); try { File file = File.createTempFile(prefix, String.valueOf(System.currentTimeMillis())); FileUtils.copyInputStreamToFile(multipartFile.getInputStream(), file); BufferedImage bufferedImage =ImageIO.read(file); if (bufferedImage == null) { return ServerResponse.createByErrorMessage("获取图片信息失败"); } Integer width = bufferedImage.getWidth(); Integer height = bufferedImage.getHeight(); } catch (Exception e) { }
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