java base64視頻存到本地或服務器

 String video = "";//base64編碼的視頻
//拼接路徑
        String filePath = PathUtil.getImgBasePath() + File.separator + certification.getNumber() + File.separator + "legalVideo.MP4";
//文件寫入
        Files.write(Paths.get(filePath), java.util.Base64.getDecoder().decode(video), StandardOpenOption.CREATE);