On behalf of the team and everyone who has contributed, I’m happy to announce that Spring for Apache Pulsar 1.1.10 and 1.2.4 have been released and are now available from Maven Central.

The releases will be included in the upcoming Spring Boot 3.3.10 and 3.4.4 releases, respectively.

Please see the release notes (1.1.10 and 1.2.4) for more details.

On behalf of the team and everyone who has contributed, I’m pleased to announce the availability of 2024.1.4 and 2024.0.10 service releases. These releases ship with dependency upgrades, fixes for regressions and selected improvements.

The upcoming Spring Boot releases will pick up the above releases by next week.

2024.1.4

• Spring Data Commons 3.4.4 - Javadoc - Documentation - Changelog
• Spring Data JPA 3.4.4 - Javadoc - Documentation - Changelog
• Spring Data MongoDB 4.4.4 - Javadoc - Documentation - Changelog
• Spring Data Neo4j 7.4.4 - Javadoc - Documentation - Changelog
• Spring Data for Apache Cassandra 4.4.4 - Javadoc - Documentation - Changelog
• Spring Data KeyValue 3.4.4 - Javadoc - Documentation - Changelog
• Spring Data LDAP 3.4.4 - Javadoc - Documentation - Changelog
• Spring Data REST 4.4.4 - Javadoc - Documentation - Changelog
• Spring Data Redis 3.4.4 - Javadoc - Documentation - Changelog
• Spring Data Elasticsearch 5.4.4 - Javadoc - Documentation - …

On behalf of the team and everyone who has contributed, I am pleased to announce the second milestone of Spring Data 2025.0.0 ("Spring Data 3.5").

There are a few features we want to highlight for you to explore:

• Interface Projections using now are guarded properly throwing NullPointerException if a method return value is null (i.e. a getter method) although the method is defined to return a non-nullable value. This functionality is enabled for all Kotlin Interfaces. For all other interfaces, validation is enabled when the package or the interface is annotated with Nullability annotations and marked as non-null (or inherits @NonNullApi from the package level).
• Hash Field Expiration for Spring Data Redis, extended Expiration command support, and support for GET … SET.
• ValidatingEntityCallback and a reactive variant ReactiveValidatingEntityCallback…

Hi, Spring fans! In this installment we talk to one of the Willy Wonka's of observability, the amazing Jonatan Ivanov! This episode was recorded at ConFoo 2025.

On behalf of the team and everyone who has contributed, I am pleased to announce the third milestone of the next Spring Framework generation. The third milestone continues delivering new features and refinements on top of 7.0.0-M1 and 7.0.0-M2.

In this milestone, we are shipping the first step of our new "API versioning" feature for web applications. Keep an eye for further improvements and documentation there, we're definitely interested in feedback from the community!

By popular demand, the java Optional type is now better supported in SpEL expressions. Not only you can now call null-safe operations on Optional types, but you can also use the Elvis operator…

On behalf of the team and everyone who has contributed, I am pleased to announce that Spring Framework 6.1.18 and 6.2.4 are available now.

Spring Framework 6.1.18 ships with 11 fixes and documentation improvements. This version will be shipped next week with Spring Boot 3.3.10.

Spring Framework 6.2.4 ships with 46 fixes and documentation improvements. This version will be shipped next week with Spring Boot 3.4.4 and 3.5.0-M3.

Project Page | GitHub | Issues | Documentation

Dear Spring Community,

I am happy to announce the 4.29.0 release of the Spring Tools for Visual Studio Code, Eclipse and Theia.

important highlights

• (Spring Boot) Early access: inject bean completion proposals available in Spring components
• (Spring Boot) Experimental Spring structural view in the outline (work in progress, available in VSCode only)

updates to the Spring Tools for Eclipse distribution

• updated to Eclipse 2025-03 release (new and noteworthy)

Detailed changes can be found in the release notes: https://github.com/spring-projects/sts4/releases/tag/4.29.0.RELEASE

downloads

To…

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's a busy week as always, fresh off the rush that was Devnexus and busily preparing for the fun that is JavaOne! It's going to be epic!

• want to learn about dependency injection, auto-configuration, Spring Framework, Spring Data (JDBC), Spring MVC, Spring Batch, Spring Integration, Spring AMQP, Spring Modulith, Testing, Virtual Threads, GraalVM, Docker Compose, Observability, Spring AI, Spring GraphQL, Spring gRPC, Spring Security, Spring Cloud Config Server, OAuth Resource Servers, Spring Authorization Server, OAuth Clients, Spring Cloud Config Client, Spring Cloud Gateway, and Spring Boot? Then look no further! I put together a two hour video tutorial for you!
• Spring legend Sébastien Deleuze has an awesome blog on null safety with Spring applications and …

The initial introduction of the null safety support in Spring dates back to 2017 and the release of Spring Framework 5.0. In 2025, we are evolving that story to bring more added value for Spring developers, either in Java or Kotlin. But before having a deeper look to the changes we are working on, let me explain why we do that and what are the expected benefits.

What problem do we try to solve?

Let's take a concrete example, and say we are using a library that provides a TokenExtractor interface defined as follow:

interface TokenExtractor {
    
    /**
     * Extract a token from a {@link…