@Resource
    protected ContentLengthHelper contentLengthHelper;

    protected AtomicBoolean isInit = new AtomicBoolean(false);

    protected MinioClient minioClient;

    @Override
    public void init() {
        super.init();

        final Builder builder = MinioClient.builder();
        final String endpoint = getInitParameter("endpoint", null, String.class);
        if (StringUtil.isBlank(endpoint)) {

    try {
      /* play.min.io for test and development. */
      MinioClient minioClient =
          MinioClient.builder()
              .endpoint("https://play.min.io")
              .credentials("Q3AM3UQ867SPQQA43P2F", "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG")
              .build();

      /* Amazon S3: */
      // MinioClient minioClient =
      //     MinioClient.builder()
      //         .endpoint("https://s3.amazonaws.com")

        }
    }

    private void setupMinioClient(String bucketName, String endpoint) throws Exception {
        MinioClient minioClient = MinioClient.builder().endpoint(endpoint).credentials(ACCESS_KEY, SECRET_KEY).build();
        minioClient.makeBucket(MakeBucketArgs.builder().bucket(bucketName).build());
        minioClient.putObject(PutObjectArgs.builder().bucket(bucketName).object("file1.txt")

            final MinioClient minioClient = createClient(fessConfig);
            final PutObjectArgs args = PutObjectArgs.builder().bucket(fessConfig.getStorageBucket()).object(objectName)
                    .stream(in, uploadFile.getFileSize(), -1).contentType("application/octet-stream").build();
            minioClient.putObject(args);
        } catch (final Exception e) {