1public void getMediaInfoOfFile(MediaClient client, String bucket, String key) {
2    GetMediaInfoOfFileResponse mediaInfo = client.getMediaInfoOfFile(bucket, key);
3    System.out.println("fileSizeInByte: " + mediaInfo.getFileSizeInByte());
4    System.out.println("etag: " + mediaInfo.getEtag());
5    System.out.println("type: " + mediaInfo.getType());
6}