https://aws.amazon.com/blogs/developer/amazon-s3-transfermanager/
Amazon S3 TransferManager | AWS Developer Tools Blog
Jan 15, 2021 - One of the great APIs inside the AWS SDK for Java is a class called TransferManager that makes working with uploads and downloads from Amazon S3 easy and...
aws developer toolsamazonblog
https://docs.cloud.google.com/java/docs/reference/google-cloud-storage/latest/com.google.cloud.storage.transfermanager.TransferManager
Interface TransferManager (2.67.0) | Java client libraries | Google Cloud Documentation
java clientgoogle cloudinterface