Category: AWS Java Development

The AWS SDK for Java currently maintains two major versions: 1.12.x and 2.x. Customers who use Java 8 or a newer version of Java may use either 2.x or 1.12.x of the SDK, and customers who use Java 7 may use 1.12.767 or earlier of the SDK. In July 2022, Oracle ended the service life […]

The AWS SDK for Java 1.x entered maintenance mode on July 31, 2024. We recommend that you migrate to the AWS SDK for Java 2.x to access new features, enhanced performance, and continued support from AWS. We understand our customers’ time is valuable, and we’ve heard customers want simpler ways to migrate. That’s why we […]

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 […]

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 […]

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 […]

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 […]

While working with an AWS service team to diagnose unexpected Garbage Collection (GC) pauses, the Amazon Corretto team discovered that applications were being throttled by I/O blocking while writing logs to disk. As a result, we decided to implement and contribute async-logging(JDK-8229517)) to OpenJDK 17. In this post, we’re going to explain how you can […]

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 […]

We are pleased to announce the Developer Preview release of the Amazon S3 Transfer Manager – a high level file transfer utility for the Amazon Simple Storage Service (Amazon S3) in the AWS SDK for Java 2.x. Using Transfer Manager’s simple API, you can now perform accelerated uploads and downloads of objects to and from […]

Building an Apache Kafka data processing Java application using the AWS CDK Piotr Chotkowski, Cloud Application Development Consultant, AWS Professional Services Using a Java application to process data queued in Apache Kafka is a common use case across many industries. Event-driven and microservices architectures, for example, often rely on Apache Kafka for data streaming and […]