ConcealPrefRepository.java 文件源码

@RequiresPermission(allOf = {Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE})
public File putFile(@NonNull String key, @Nullable File file,boolean deleteOldFile){

    if (file == null)
        return null;

    try {
        if (file.exists() && !FileUtils.isFileForImage(file)) {
            File enc = concealCrypto.obscureFile(file,deleteOldFile);
            putString(key, enc.getAbsolutePath());
            return enc;
        }
    }
    catch (Exception e){
        e.printStackTrace();
    }

    return null;
}