private boolean isInvalidIcon(TerminalType terminalType, int imgWidth, int imgHeight) {
String checkUploadImage =
configService.getByName(ConfigConstant.CHECK_UPLOAD_IMAGE_SPECIFICATION);
if ("true".equals(checkUploadImage)) {
return imgWidth != terminalType.getIconWidth() || imgHeight != terminalType.getIconHeight();
}
return false;
}
private void checkIconAndSaveFile(
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 (isInvalidIcon(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.getIconWidth()
+ "*"
+ terminalType.getIconHeight());
} 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));
}
} catch (FileNotFoundException e) {
log.error(e.getMessage(), e);
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
}