AWS Developer Tools Blog

Category: AWS SDK for Java

Announcing end-of-support for AWS SDK for Java v1.x effective December 31, 2025.

Announcing end-of-support for AWS SDK for Java v1.x effective December 31, 2025

In alignment with our SDKs and Tools Maintenance Policy, the AWS SDK for Java v1.x will enter maintenance mode on July 31, 2024, and reach end-of-support on December 31, 2025. Existing applications that use AWS SDK for Java v1.x will continue to function as intended, unless there is a fundamental change to how an AWS […]

Update to AWS SDK for Java v2, AWS SDK for .NET v3, and AWS Tools for PowerShell when using S3 GetObjectAttributes API

This blog post is intended to notify customers using the AWS SDK for Java v2.x, AWS SDK for .NET v3.x, or AWS Tools for PowerShell v4.x, of a change in parameter type for the S3 GetObjectAttributes API. This change may require a type definition change in your code. On September 20, 2023, we released a […]

Introducing a new client in the AWS SDK for Java 2.x for retrieving EC2 Instance Metadata

You can now use AWS SDK for Java 2.x to easily retrieve instance metadata for an Amazon Elastic Compute Cloud (Amazon EC2) instance! We are pleased to announce the general availability of new Java SDK EC2 Instance Metadata Clients in the AWS SDK for Java 2.x (version 2.19.29 or later). You can use this new […]

Announcing availability of the AWS CRT HTTP Client in the AWS SDK for Java 2.x

We are excited to announce the general availability (GA) of the AWS Common Runtime (CRT) HTTP Client in the AWS SDK for Java 2.x. With release version 2.20.0 of the SDK, the AWS CRT HTTP Client can now be used in production environments. The AWS CRT HTTP Client is an asynchronous, non-blocking HTTP client that […]

Introducing CRT-based S3 Client and the S3 Transfer Manager in the AWS SDK for Java 2.x

We are excited to announce the general availability of two new features in the AWS SDK for Java 2.x that enable accelerated object transfer with Amazon Simple Storage Service (Amazon S3): An AWS Common Runtime (CRT)-based S3 SDK client, and the S3 Transfer Manager. The CRT-based S3 client allows you to transfer objects to and […]

Amazon CloudFront Signed URLs and Cookies are now supported in AWS SDK for Java 2.x

We are pleased to announce the general availability of Amazon CloudFront signed URLs and signed cookies in the AWS SDK for Java 2.x. You can now securely serve private content through CloudFront, requiring that your users access your content by using special CloudFront signed URLs or signed cookies. To configure your CloudFront distribution to use […]

Tuning Apache Kafka and Confluent Platform for Graviton2 using Amazon Corretto

Tuning Apache Kafka and Confluent Platform for Graviton2 using Amazon Corretto By Guest Blogger Liz Fong-Jones, Principal Developer Advocate, Honeycomb.io Background Honeycomb is a leading observability platform used by high-performance engineering teams to quickly visualize, analyze, and improve cloud application quality and performance. We utilize the OpenTelemetry standard to ingest data from our clients, including […]

Using atomic counters in the Enhanced DynamoDB AWS SDK for Java 2.x client

We are pleased to announce that users of the enhanced client for Amazon DynamoDB in AWS SDK for Java 2.x can now enable atomic counters, as well as add custom DynamoDB update expressions through the enhanced client extension framework. Customers have told us that they want improved performance and consistency when updating table records. The […]

TLS 1.3 Incompatibility with AWS SDK for Java versions 1.9.5 to 1.10.31

AWS works to ensure that your Java applications connect using the most modern encryption protocols that provide performance and security advances. This includes Transport Layer Security (TLS) version 1.3, which we are actively adding support for in all of our services. This blog is to notify you that older versions of the AWS SDK for […]

Introducing Smart Configuration Defaults in the AWS SDK for Java v2

The default configuration in the AWS SDK for Java v2 just got smarter! We are pleased to announce a new SDK feature —⁠ smart configuration defaults in the AWS SDK for Java v2 (version 2.17.102 or later), which vends a set of predefined sensible default values tailored to common usage patterns. With this new opt-in […]