rahulaga

//generate as described in S3 docs
URL url = s3Client.generatePresignedUrl(generatePresignedUrlRequest);

String presignedURL = url.toString();
System.out.println(presignedURL);

//upload gzip resource
Resource resource = new ClassPathResource("file.gz");
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);