On behalf of the Spring Data team, I’d like to announce the availability of the first and second release candiate of Spring Data Kay. This release ships over 120 tickets fixed. The curated changelog can be found in our release wiki, the complete list of issues fixed can be found here. Due to a severe issue in RC1 we immediately issued RC2.

Notable changes

• Enhanced tooling support by adding @NonNullApi and @Nullable annotations in Spring Data Commons to be picked up by your favorite IDE.
• Fine-tuning of the fluent API for MongoDB including a reactive counterpart and aggregation support.
• Spring Data for Apache Geode joins the release train.
• RedisCache got overhauled and is now way easier to configure.
• Cassandra 3.0 driver upgrade and support for @Indexed and @SASI.
• Child document support for Spring Data for Apache Solr.
• A lot of internal cleanups.
…

Hi Spring fans! This week I'm in Istanbul, Turkey talking to customers and speaking at the Spring and Java meetups tonight. I hope you'll join me and we'll talk about cloud native Java! As usual, we've got a lot to cover this week so let's get to it!

• Spring Integration contributor Artem Bilan just announced Spring Integration 4.3.11. This release includes security updates as well as bug fixes.
• Spring Batch lead Michael Minella just announced Spring Batch 3.0.8, which is mainly a maintenance release and a bugfix release.
• Spring ninja Stéphane Nicoll has announced Spring Framework 4.3.10 which is a maintenance release for the upcoming Spring Boot 1.5.5 maintenance release. It includes 25 fixes and improvements.
• Spring Cloud co-founder Spencer Gibb just announced Spring Cloud Dalston SR2…

Hi Spring fans! This week I'm in Crete, Greece, for the epic JCrete un-conference and then it's off to Istanbul, Turkey for next week's visits with customers and for the Spring meetup. I hope you'll join me in Istanbul!

As usual, we've got a lot to cover so let's get to it!

• Spring Integration ninja Artem Bilan just announced the Spring Integration Extension for Hazlecast 1.0.0.GA. This new release features mainly bug fixes and improvements. It also adds support distributed, clustered applications with implementations of HazelcastMessageStore, HazelcastLockRegistry, and HazelcastMetadataStore.
• Spring Security ninja Joe Grandja just announced Spring Security OAuth 2.2.0.RC1. This new release includes improvements to the way JWT tokens and claim sets are handled. Do not miss the update!
• Want to profile Java applications on Cloud Foundry…

Hi Spring fans! Welcome to another installment of This Week in Spring! This week I'm in Minneapolis, Minnesota; Kansas City, Kansas; and Phoenix, Arizona talking to customers and Pivotal partners about all things Spring and Cloud Foundry. If you're around don't hesitate to say hi!

We've got a lot to cover this week, so let's get started!

• Mark Fisher debuted the first look at Spring Cloud Function, an abstraction that brings the function-as-a-service paradigm to your Spring applications. This is a must-read!
• Spring (big-)Data ninja Thomas Risberg just announced Spring for Apache Hadoop 2.5.0 GA which mostly includes bugfixes and dependency updates.
• Spring Cloud co-founder just announced the first milestone of Spring Cloud Finchley. This release is the first to be based on the upcoming Spring Boot 2.0 baseline with one major new feature: a new microproxy called Spring Cloud Gateway which we see as a replacement for Zuul 1.
• Spring Tool Suite 3.9.0 released…

Spring Cloud Function is a new project with the following high-level goals:

• Promote the implementation of business logic via functions.
• Decouple the development lifecycle of business logic from any specific runtime target so that the same code can run as a web endpoint, a stream processor, or a task.
• Support a uniform programming model across serverless providers, as well as the ability to run standalone (locally or in a PaaS).
• Enable Spring Boot features (auto-configuration, dependency injection, metrics) on serverless providers.

Just as Spring has always promoted a plain old java object (POJO) based programming model, Spring Cloud Function promotes a programming model based on plain old functions. By that we mean the core interfaces defined in the java.util.function package: Function, Consumer, and Supplier…

Welcome to another installment of This Week in Spring! If you're in the US, then let me wish you a happy 4th of July! We've got a lot to cover so let's get to it!

• Spring Data ninja Thomas Risberg has just announced Spring Cloud Data Flow 1.2.2. This new version improves compatibility with Spring Boot 1.5.4 which in turn brought in a new version of Spring Data.
• The Spring Framework Guru web portal has an interesting look at what's new in Spring Framework 5! Check it out!
• I liked this post on Bozho's Tech Blog on setting up the epic Spring Boot Admin for monolithic applications, eschewing some of the more common, albeit more complex, setups.
• our friend Petri Kainulainen is back at it again this time with a new newsletter that looks to capture…

Hi Spring fans and welcome to another installment of This Week in Spring! This week I'm in Chicago, New York City and Denver talking to Pivotal customers. We've got a lot of good stuff to look at this week so let's get to it!

• Spring Data ninja Thomas Risberg just announced Spring for Apache Hadoop 2.5.0.RC1. The new release is primarily a bugfix. The post looks forward to Spring for Apache Hadoop 3.0, which will be based on Spring Boot, a Java 8 baseline, Spark 2.0 integration, and Spring Batch 4.0 readers and writers.
• Spring Data ninja Mark Paluch looks at a lot of the new features in Spring Data Kay including support for fluent MongoOperations, Kotlin,smarter MongoDB collation, Java 9 compatability, and so much more.
• I liked Arnold Galovics's post on how to configure a DataSource proxy in Spring Boot.
• Kotlin's hidden costs - Benchmarks - Renato Athaydes…

As we’ve just shipped the fourth milestone release of Spring Data release train Kay, let’s take a look at the changes and features that come with the 13 modules on the train since our first milestone. This blog post covers a set of changes but is no means comprehensive of the 550+ changes between M2 and M4. To get a full list of changes, take a look into our Jira for Kay M1, M2, M3, and M4 changes.

Here’s a curated list of our key changes:

• Adjustments in the reactive support

• Composable repositories

• Improved naming scheme for CRUD methods

• Fluent MongoOperations API

• Kotlin extension for MongoDB’s Template API

• MongoDB Collation Support

• Redis client configuration

• Cassandra Lightweight transaction support and Query/Update objects

• Java 9 compatibility

• Upgrade to Elasticsearch 5.4

…

Hi Spring fans and welcome to another installment of This Week in Spring! This week I'm in Krakow, Poland for the epic Devoxx PL event and then it's off to Luxembourg for the VoxxedDays Luxembourg event! If you're around, don't hesitate to say hi

• Spring Framework lead Juergen Hoeller just announced Spring Framework 5.0 RC2. The new release is a major revision of RC1, refactoring the reactive support and path pattern parsing. It introduces JSR 305 based @Nullable / @NonNullApi Spring annotations into the codebase.
• Spring Data Release Train Kay M4 Released - Spring Data ninja Mark Paluch just announced Spring Data Train Kay M4, packed with new features and updates. Get the bits now!
• Spring IO Platform Athens-SR6 - Spring IO Platform lead Andy Wilkinson has just announced Spring IO Platform Athens-SR6, available from repo.spring.io and Maven Central. The new maintenance release includes Spring Boot 1.4.7, Spring Framework 4.3.9, Sspring Integration 4.3.10, Spring REST…