This Week in Spring - May 16th 2023

My friends, Spring Boot 3.1 is nearly upon us! It drops on 18 May, in just a few short days! There are a ton of amazing features in this new release and I hope you're already trying it out you know where. Here are some of my favorite features: Built in Docker Compose support - Have a...

Spring Tips: Vaadin Flow and Spring Boot 3

Hi, Spring fans! In this installment, we'll look at the fantastic Vaadin Flow library, which has recently been updated for Spring Boot 3, and how it can help you be happier. the code is available, as usual, here this episode features special guest Marcus Hellberg, VP developer relations from...

Introducing Experimental Spring Support for Apache Pulsar

We are happy to announce that we are incubating a new experimental Spring project for Apache Pulsar. This project aims to provide Spring-friendly APIs, building blocks, and programming models for writing Java applications that interact with Apache Pulsar. Apache Pulsar is a popular messaging syst...

CVE report published for Spring Cloud Function

We have released Spring Cloud Function 3.2.6 to address the following CVE report. CVE-2202-22979: Spring Cloud Function Dos Vulnerability Please review the information in the CVE report and upgrade immediately...

This Week in Spring - June 7th, 2022

Hi, Spring fans! Welcome to another installment of This Week in Spring! Ive just landed in tantalizing Toronto, Canada, for the SpringOne Tour Toronto show. Im so excited to be here, at long last, after so long away from one of my favorite countries. Ill be doing two talks - my usual, Kubernetes...

This Week in Spring - May 31st, 2022

Hi, Spring fans! And welcome to another installment of This Week in Spring! Ive just returned from three wonderful weeks overseas and now, Im pleased as punch to convey, that Im home! And hopefully, COVID-19 free! Who knows what sort of nonsense I caught on the flight home, anyway. Some things, I...

Hello, Java 21

Hi, Spring fans! Get the bits Before we get started, do something for me quickly. If you haven’t already, go install SKDMAN. Then run: sdk install java 21-graalce && sdk default java 21-graalce There you have it. You now have Java 21 and graalvm supporting Java 21 on your machine, ready to go. Ja...

Spring Tips: go fast with Spring Boot 3.1

Hi, Spring fans! In this installment, Josh Long @coffeesoftware looks at how the new Spring Boot 3.1 release delivers incredible efficiencies for both developers and machines. Java springboot Microservices Testcontainers GraalVM Docker DockerCompose Devtools SSL...

A Bootiful Podcast: José Paumard, Java Champion alumnus and Java legend, on Project Loom, Valhalla, and more, from Devnexus 2023!

Hi, Spring fans! Welcome to another installment of A Bootiful Podcast. In this installment I'll talk to legendary Oracle Java Champion alumnus, Java advocate, professor emeritus, and all around amiable fellow José Paumard, recorded at the amazing Devnexus 2023 event! José's English-language Youtu...

Spring Cloud Azure 5.0 is now Generally Available

We're very pleased to announce that Spring Cloud Azure 5.0 is now generally available. This major release includes the following features, improvements, and documentation updates: Compatible with Spring Boot 3 and Spring Cloud 2022.0.0 Supports Passwordless Connections Updated Azure for Spring...

Spring Boot 3.0.1 available now

On behalf of the team and everyone who has contributed, Im happy to announce that Spring Boot 3.0.1 has been released and is now available from Maven Central. This release includes 54 bug fixes, documentation improvements, and dependency upgrades. Thanks to all those who have contributed with iss...

Embracing Virtual Threads

Project Loom has made it into the JDK through JEP 425. Its available since Java 19 in September 2022 as a preview feature. Its goal is to dramatically reduce the effort of writing, maintaining, and observing high-throughput concurrent applications. Where Virtual Threads make sense This makes...

This Week in Spring - September 5th, 2022

Hi, Spring fans! How are you? Its a fantastic Tuesday, the 5th of September, 2022, and I couldnt be happier. Its also Labor Day weekend here in the US. It marks the unofficial end of summer, which is a bit sad. But, on the upside, its a four-day weekend for me! Im technically off today. So, youll...

A Bootiful Podcast: JetBrains' Marit van Dijk

hi Spring and IntelliJ IDEA fans! In this installment I talk to my friend and JetBrains Developer Advocate extraordinaire Marit van Dijk! This episode was recorded at JNation, an amazing show in Coimbra, Portugal! jetbrains java jnation...

Securing Spring AI MCP servers with OAuth2

Spring AI offers support for Model Context Protocol, or MCP for short, which allows AI models to interact with and access external tools and resources in a structured way. With Spring AI, developers can create their own MCP Servers and expose capabilities to AI models in just a few lines of code...

This Week in Spring - October 22nd, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring. I write this to you in an Uber speeding down the autobahn near Frankfurt, Germany. What a time to be alive! At the rate this driver's going, I won't have much time to write this before we've arrived, so let's dive right into...

Spring AI with Ollama Tool Support

Earlier this week, Ollama introduced an exciting new feature: tool support for Large Language Models LLMs. Today, we're thrilled to announce that Spring AI 1.0.0-SNAPSHOT has fully embraced this powerful feature, bringing Ollama's function calling capabilities to the Spring ecosystem. Ollama's to...

This Week in Spring - May 7th, 2024

Hi, Spring fans! Welcome to another amazing installment of This Week in Spring! I'm in bellisima Rome, Italy, where I've just spent time in some fun meetings, and now I'm off to lovely London, UK, for Devoxx UK 2024. It's going to be amazing. If you're there, don't hesitate to say hi! I've got to...

This Week in Spring - January 16th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's the 16th of January already! We're closer to February than not! I can hardly believe it. As always, we've got a lot to cover so let's dive right into it. the Spring Authorization Server 1.3.0-m1 is now available this is...

This Week in Spring - October 3rd, 2023

Hi Spring fans! Welcome to another installment of This Week in Spring! How're you doin'? I've just flown in from Singapore - where I was keynoting and presenting at SpringOne Singapore - and am now in Antwerp, Belgium for the deliriously fun Devoxx Belgium show. I've missed this show, and it's a...

This Week in Spring - August 22, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! And, would you believe it, I'm writing this at SpringOne 2023, in sunny Las Vegas, Nevada. This is the first in-person SpringOne since 2019, and I'm so, so, so glad to be here! We've got a ton of things to get into this week,...

This Week in Spring - SpringOne Essentials 2023 edition - January 24th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! Today is a very day for you see, today we kick off SpringOne Essentials, the online incarnation of SpringOne, online. We'll see you live, on stream, in just a few hours!. SpringOne Essentials is going to be amazing, but befor...

The new Spring Boot version validation and upgrade support in Spring Tools

New releases of Spring Boot are being released on a quite frequent schedule and updating your projects to newer versions of Spring Boot is something that many teams and organizations around the globe do as part of their daily work. Sometimes those upgrades are simple and easy, for example for new...

The new Spring Boot version validation and upgrade support in Spring Tools

New releases of Spring Boot are being released on a quite frequent schedule and updating your projects to newer versions of Spring Boot is something that many teams and organizations around the globe do as part of their daily work. Sometimes those upgrades are simple and easy, for example for new...

This Week in Spring - January 9th, 2023

Hi, Spring fans! As I write this Im on a plane winging my way to Helsinki, Finland. A new year and new journeys begin. Its going to be cold there. Wish me luck! Do you know what always warms me up? The thrill of learning. And this weeks no different. This week weve got some good stuff line up so...

This Week in Spring - August 23rd, 2022

Hi, Spring fans! Welcome to another installment of This Week in Spring! Weve got a ton to cover, so lets dive right into it! A Bootiful Podcast: Flowable founder Joram Barrez on a Bootiful Podcast on workflow, business process management, and more Building IoT Applications Using Fauna and Spring...

Spring Tips: Learn Spring for GraphQL (parts 1 and 2 of an ongoing series)

Hi, Spring fans! In thi^^^ these installments, we begin a new series introducing the Spring for GraphQL project. In this first installment, GraphQL Java lead Andi Marek @andimarek and I @starbuxman look at the basics of using the GraphQL Java engine that underpins Spring for GraphQL. In this seco...

Ever wanted to rewrite a query in Spring Data JPA?

Sometimes, no matter how many features you try to apply, it seems impossible to get Spring Data JPA to apply every thing youd like to a query before it is sent to the EntityManager. With 3.0.0-SNAPSHOT and targeted for the next milestone release train of Spring Data, you now have the ability to g...

This Week in Spring - August 27th, 2024 - SpringOne 2024 edition

Hi, Spring fans, from the expo hall of SpringOne at VMware Explore 2024! There's a livestream of some of the key talks - register and watch for free now at SpringOne.io. Right now I'm hanging out at the expo hall manning a booth and doing demos to the hoardes of people streaming by, but I'll be...

This Week in Spring - April 9th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! I'm in Las Vegas, NV, at the moment, preparing for my part in the huuuuuge Google Cloud Next keynote. I'm so excited! And then it's off to the amazing and glorious Devnexus event! If you're at either event, please say Hi!. Fu...

This Week in Spring - May 30th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! This installment I write on the day of my daughter's High School graduation, an auspicious day indeed! There's a lot to get through this week, though, and I have a graduation to get to, so let's dive right in! Spring...

This Week in Spring - April 4th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! How are you doin? Me, I'm exhausted! It's been quite the odyssey trying to get to Devnexus, but I made it, eventually! If you're at Devnexus, check out this roundup of interesting and awesome talks from the Spring team and...

Spring Cloud Azure 5.0 is now Generally Available

We're very pleased to announce that Spring Cloud Azure 5.0 is now generally available. This major release includes the following features, improvements, and documentation updates: Compatible with Spring Boot 3 and Spring Cloud 2022.0.0 Supports Passwordless Connections Updated Azure for Spring...

A Bootiful Podcast: Microsoft's Asir Selvasingh on Azure Spring Apps, Java at Microsoft, application security, and more

Hi, Spring fans! In this installment, Josh Long @starbuxma talks to his friend, Microsofts Asir Selvasingh @asirselvasingh, about Azure Spring Apps, Java at Microsoft, Spring, application security, and more. Want to learn more? Join us at SpringOne 6-8 December 2022! Want to meet amazing people...

Spring Tips: Kubernetes Native Java (Redux, 2022)

Hi, Spring fans! In this installment, Josh Long @starbuxman looks at some of the amazing opportunities for building Spring Boot applications intended for production in Kubernetes in mid 2022. The code, as usual, is available on the spring-tips Github organization...

This Week in Spring - July 5th, 2022

Hi, Spring fans! Welcome to another installment of This Week in Spring! This weeks all sorts of weird for me. Its Tuesday! But here in the US we just celebrated the 4th of July, and I, like many Americans, took a long weekend. Took some time with the family to do a little road trip up north to...

A Bootiful Podcast: Event streaming guru Jan Svoboda on Apache Kafka Design Patterns

Hi, Spring fans! In this installment Josh Long @starbuxman talks to event streaming guru at Confluent, the company behind Apache Kafka, Jan Svoboda about Apache Kafka design patterns. Kafka summit in London Europe end of April 2022 Kafka Summit London 2022 | April 25-26 | London, UK the Confluent...

Self-Correcting Structured Output in Spring AI 2.0

Large language models are text-in, text-out systems — their interface is natural language. Natural language is a great interface for humans and a poor one for software. The moment downstream code needs to route on a field, persist a value, or branch on a result, the conversation has to become a...

This Week in Spring - July 29th, 2024

Hi Spring fans! Welcome to another installment of This Week in Spring! It's July 29th, 2024! I can hardly believe it! We're less than a month away from SpringOne 2024! Have you registered for either in-person attendance or the free livestreams yet? As always, we've got a ton of stuff to cover so...

This Week in Spring - May 27th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! And what a week it will be! I'm in Venice, Italy, on a little vacation, but tomorrow I begin a quick journey to beautiful Sofia, Bulgaria, where I'll be speaking at the amazing JPrime software show it's my first time speaking...

This Week in Spring - May 14th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! This week's highlights in the Spring ecosystem emphasize the ongoing advancements and applications of Spring AI. The discussions range from exploring the impressive VectorStore abstraction and enhanced structured output suppo...

Spring Framework 6.2.0-M1: all the little things

The Spring Framework team has been busy reviewing the issue tracker in anger and reducing the number of opened issues. This was long overdue, with a number of issues being invalid or superseded in the meantime. This helped the team focusing on a more manageable amount of issues and we used the...

This Week in Spring - March 26th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! Sam Brannen shares some good news: a null-safe Index operator for the Spring Expression Language SpEL is coming to Spring Framework 6.2! This is interesting, and a nice application of AI do I even need to spell out "artificia...

This Week in Spring - March 5th, 2024

Hi, Spring fans! Welcome to another exciting roundup of This Week in Spring! I expect many of you are reading this for the first time, especially with Facebook and Instagram being down. People have been exploring all the other lesser-known corners of the web, looking for their daily "doom scroll....

This Week in Spring - November 7th, 2023

Hi, Spring fans! Can you believe we've already turned the calendar page to November? Time sure is a swift developer, deploying months as if they were minor versions in an ever-evolving application. As we adjust our clocks to fall back, waving a reluctant goodbye to daylight savings time, the...

This Week in Spring - September 5th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! How are you? I just got back from another fabulous labor day weekend, and am headed to Oslo, Norway, for the fabulous JavaZone 2023 event. This will be my first time returning to lovely Oslo, Norway, since the pandemic! I can...

A Bootiful Podcast: cloud native Chris Richardson

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to original cloud native Chris Richardson on microservices, architecture, and more...

Context Propagation with Project Reactor 3 - Unified Bridging between Reactive and Imperative

This post is a part of a series: 1. The Basics 2. The bumpy road of Spring Cloud Sleuth 3. Unified Bridging between Reactive and Imperative We concluded the last article with the thought that Spring Cloud Sleuth’s MANUAL context propagation strategy is both performant and provides correct...

This Week in Spring - January 31st, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! I'm not going to spend too much time here in the preamble because a today's both my birthday and my late father's birthday and b I got the worst gift ever: COVID-19. Sigh. So, I'm going back to bed. Without further ado, let's...

Introducing Microservices Patterns with Spring Integration

Hey Spring Community! I hope you are enjoying Spring One Essentials these days. The most exciting feature for me is an Observability which is spread throughout the Spring portfolio from now on. Nevertheless, today I’d like to share with a project I’m working on since holidays, where the mentioned...