The AWS SDK for Java provides a Java API for AWS infrastructure services. Using the SDK, you can build applications on top of Amazon S3, Amazon EC2, Amazon SimpleDB, and more.

AWS SDK For Java Developer Guide
This guide provides a conceptual overview of the product and includes detailed instructions for using the various features.


AWS SDK for Java API Reference
This is a detailed reference guide that describes all the API operations for this product in detail. In addition, it provides sample requests, responses, and errors for the supported web services protocols.


AWS SDK for Java Version 2.0 Developer Preview Documentation
Describes the new features in version 2.0 of the SDK.