}
    }

    @Override
    public void ensureBucketExists() {
        try {
            final HeadBucketRequest request = HeadBucketRequest.builder().bucket(bucket).build();
            s3Client.headBucket(request);
        } catch (final NoSuchBucketException e) {
            try {
                final CreateBucketRequest createRequest = CreateBucketRequest.builder().bucket(bucket).build();