docs: public static void main(String[] args)
      throws IOException, NoSuchAlgorithmException, InvalidKeyException, XmlPullParserException {
      try {
        /* play.min.io for test and development. */
        MinioClient minioClient = new MinioClient("https://play.min.io:9000", "Q3AM3UQ867SPQQA43P2F",
                                                  "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG");
  
        /* Amazon S3: */
        // MinioClient minioClient = new MinioClient("https://s3.amazonaws.com", "YOUR-ACCESSKEYID",
        //                                           "YOUR-SECRETACCESSKEY");
  
        // List buckets we have atleast read access.
        List<Bucket> bucketList = minioClient.listBuckets();
        for (Bucket bucket : bucketList) {
          System.out.println(bucket.creationDate() + ", " + bucket.name());
        }
      } catch (MinioException e) {
        System.out.println("Error occurred: " + e);
      }
    }