This Week in Spring (Happy 15th Birthday Spring!) - March 26, 2019

Engineering | Josh Long | March 26, 2019 | ...

Hi Spring fans! Welcome to another installment of This Week in Spring! I'm in Pleasanton, CA, visiting one of Pivotal's large customers, and then tomorrow it's off to New York City for my talk there at the Kafka Summit with the excellent Tim Berglund and James Watters. Join us! Then, next week it's off to South Africa (for the SpringOne Tour shows in Capetown and Johannesburg) and then it's off to Mauritius for the DevConf - if you're in any of those places, don't hesitate to say hi!.

Also, totally worth including that on Sunday Spring Framework marked the 15th anniversary of its release on…

Spring Boot for Apache Geode & Pivotal GemFire 1.0.0.M4 Released!

Releases | John Blum | March 22, 2019 | ...

On behalf of the Spring, Apache Geode and Pivotal GemFire communities, I am pleased to announce the release of Spring Boot for Apache Geode & Pivotal GemFire (SBDG) 1.0.0.M4.

Special appreciation goes out to @starbuxman for his invaluable feedback after SpringOne Platform 2018. And, if you have not seen Josh’s Spring Tip video on Apache, please check it out.

What’s New

Among a few minor updates, Milestone 4 adds the following new capabilities:

  • Externalized configuration support with Spring Boot’s Configuration Processor and SBDG provided @ConfigurationProperties classes (Read here for more details). Inside STS or IJ Enterprise addition, developers will have the added convenience of auto-completion and content assist.

  • GemFire/Geode nodes can now be named with the spring.application.name property.

  • The GemFire/Geode Spring Boot starters now include Spring Shell as a runtime dependency, which is convenient when enabling and using GemFire/Geode’s management services.

  • Provided a workaround to an issue in Spring Cloud Commons .

Spring Initializr updates

Engineering | Damien Vitrac | March 21, 2019 | ...

On behalf of the team and everyone who has contributed, I'm happy to announce that Spring Initializr has been updated and is now available on start.spring.io.

UI changes - listening to your feedback

Following the last revision, the main feedback we received was about the missing list of dependencies. Some community members seemed to be looking at this list for information purposes (not necessarily using the website to generate a new app), while others would just like to see what's available.

While start.spring.io seems like a very simple service, generating applications with a simple HTML…

A Bootiful Podcast: CQRS with AxonIQ's Steven van Beelen and Pivotal's Ben Wilcock

Engineering | Josh Long | March 21, 2019 | ...

Hi Spring fans! In this week's installment Josh Long talks to AxonIQ's Steven van Beelen, lead of the Axon project, and Pivotal's Ben Wilcock, on CQRS, event-sourcing, event-storming, microservices, Spring Boot and the long camaraderie shared by Axon and Spring.

Announcing the first milestone of Spring Cloud Function - 2.1.0.M1

Engineering | Oleg Zhurakousky | March 20, 2019 | ...

We are pleased to announce first milestone of the Spring Cloud Function - 2.1.0.M1.

Individual modules of Spring Cloud Function 2.1.0.M1 are available for use in the Spring Milestone repository. This release encompasses the following:

  • Some of the features that has always been available in bean factory based function catalog are now part of the functional form (see Dave Syer's blog for more details on functional form) :
    • Multiple endpoint support - ability to map multiple HTTP endpoints the same way one would expect in conventional context configuration.
    • Function composition - ability to compose function (e.g., foo|bar or foo,bar).
  • Ability to communicate and retain meta-information via Message headers for cases where Message function is composed with non-Message (e.g., Function<Message<?>>, Message<?>> is composed with Function<?, ?>

This Week in Spring - March 19th, 2019

Engineering | Josh Long | March 19, 2019 | ...

Hi Spring fans! Welcome to another installment of This Week in Spring! What a wild and wonderful week of Spring it's been! This week I'm in London, UK for the epic SpringOne Tour event and customer visits, then I'm off to Vienna, Austria and then I'm off to Amsterdam, NL for the SpringOne Tour event there. If you're in any of these places please say hi!

Spring Cloud Data Flow 2.0.1 GA Released

Releases | Ilayaperumal Gopinathan | March 18, 2019 | ...

The Spring Cloud Data Flow team is pleased to announce the release of 2.0.1 GA of Data Flow. Follow the Getting Started guides for running on Local, Cloud Foundry, and Kubernetes.

This is a minor release with mostly bug fixes and documentation enhancements.

Here are the highlights of this release:

  • Kubernetes deployment configuration for Skipper server is now backed by MySQL as the default database.

  • Remove extraneous Spring Data Redis dependency to fix Spring Cloud Data Flow server health check.

  • Improved Getting Started documentation.

  • Bug fixes on Spring Cloud Data Flow and Spring Cloud Data Flow UI.

  • All the out-of-the-box stream apps from the Documentation examples now use Einstein SR2.

A Bootiful Podcast: Spring Security engineer and OAuth slayer Joe Grandja

Engineering | Josh Long | March 15, 2019 | ...

Hi Spring fans! Welcome to another installment of a Bootiful Podcast! This week Josh Long (@starbuxman) talks to Joe Grandja (@joegrandja) who, not coincidentally, just celebrated his third anniversary working on the Spring team! Joe has been instrumental in building Spring Security 5.x and its OAuth client and resource-server support.

Joe's team page Joe on Twitter Joe just celebrated his third year on the team!

Lazy Initialization in Spring Boot 2.2

Engineering | Andy Wilkinson | March 14, 2019 | ...

The recently announced first milestone of Spring Boot 2.2 introduces support for lazy initialization. This post describes the new functionality and explains how and when to enable it.

What Does it Mean to be Lazy?

Spring Framework has had support for lazy bean initialization since before its source code moved to Git 11 years ago. By default, when an application context is being refreshed, every bean in the context is created and its dependencies are injected. By contrast, when a bean definition is configured to be initialized lazily it will not be created and its dependencies will not be…

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