private boolean isInvalidPicture(TerminalType terminalType, int imgWidth, int imgHeight) {
   String checkUploadImage =
       configService.getByName(ConfigConstant.CHECK_UPLOAD_IMAGE_SPECIFICATION);
   if ("true".equals(checkUploadImage)) {
     return imgWidth != terminalType.getPicWidth() || imgHeight != terminalType.getPicHeight();
   }
   return false;
 }
  private void checkPicAndSaveFile(
      Long id, TerminalType terminalType, MultipartFile file, String targetDir)
      throws ServiceException {
    String originalFilename = file.getOriginalFilename();
    String tmpName = uploadFilePathService.getTargetTmpFilename(id, originalFilename);
    String uploadedTmpFilePath = saveUploadFile(file, targetDir, tmpName);
    log.debug("targetDir:{} uploadedFilePath:{}", targetDir, uploadedTmpFilePath);
    if (saveFileSuccess(uploadedTmpFilePath)) {
      // 判断文件分辨率是否与对应的终端类型匹配,如果分辨率不合法,则删除文件,提示分辨率不正确
      try {
        File imgFile = new File(uploadedTmpFilePath);
        FileInputStream fis = new FileInputStream(imgFile);
        BufferedImage bufferedImg = ImageIO.read(fis);
        int imgWidth = bufferedImg.getWidth();
        int imgHeight = bufferedImg.getHeight();
        fis.close();

        log.debug("imgWidth:{},imgHeight:{}", imgWidth, imgHeight);
        if (isInvalidPicture(terminalType, imgWidth, imgHeight)) {
          boolean deleteImgFile = imgFile.delete();
          log.debug("deleteImgFile {} ok?:{}", uploadedTmpFilePath, deleteImgFile);
          throw new ServiceException(
              terminalType.name()
                  + "图片分辨率不符合规定,上传图片规格必须为"
                  + terminalType.getPicWidth()
                  + "*"
                  + terminalType.getPicHeight());
        } else {
          String targetFilename = uploadFilePathService.getTargetFilename(id, originalFilename);
          log.debug(
              "targetDir:{} targetFilename:{} uploadedFilePath:{}",
              targetDir,
              targetFilename,
              uploadedTmpFilePath);
          File validTmpFile = new File(uploadedTmpFilePath);
          File oldIcon = new File(targetDir + targetFilename);
          if (oldIcon.exists()) {
            oldIcon.delete();
          }
          FileUtils.moveFile(validTmpFile, new File(targetDir + targetFilename));

          waterMarkService.printWaterMark(
              targetDir + targetFilename,
              PictureUrlHelper.toWaterMarkFileName(targetDir + targetFilename, configService));
        }
      } catch (FileNotFoundException e) {
        log.error(e.getMessage(), e);
      } catch (IOException e) {
        log.error(e.getMessage(), e);
      }
    }
  }