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Posts tagged #OpenJDK

So the idea is to be able to write

Circle(Point(int x, int y), double radius) = getCircle();

#openjdk

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IMO the quality of #Java has improved *a lot* between 2015 and 2025 -- excellent work of the heroes at #OpenJDK.
As for the #community, I hope we can get more diverse. One of the great things in the early days was "Java Everywhere". Think about education, science, data/embedded,... #innovation

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foojay – a place for friends of OpenJDK foojay is the place for all OpenJDK Update Release Information. Learn More.

Java 26 is coming with new features and improvements. @loicmathieu.fr breaks down what's included in this release.

Read the full article: foojay.io/today/java-2...

#Java #Java26 #OpenJDK

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List of all the companies and franchises owned by the Ellisons after the potential merger.  Notable mentions: HBOMax, all former-turner stations, BET, Food Network, Cartoon Network, Showtime, Skydance, etc.

List of all the companies and franchises owned by the Ellisons after the potential merger. Notable mentions: HBOMax, all former-turner stations, BET, Food Network, Cartoon Network, Showtime, Skydance, etc.

So, #Java and #Oracle. The Ellisons will soon own a massive chunk of everything. Java, thankfully, is Open Source via #OpenJDK. The only thing that Oracle "owns" is its own #JDK, but that isn't the only game in town as #Azul and other vendors offer […]

[Original post on mastodon.social]

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8305250: Unnecessary "unknown enum constant" warning emitted by javac when dependency has optional annotations with enums by lahodaj · Pull Request #29818 · openjdk/jdk Consider snippet like: @UnresolvableAnnotation int f1; @UnresolvableAnnotation(unresolvable = 0) int f2; @UnresolvableAnnotation(unresolvable=UnresolvableEnum.A) int f3; javac will currently handl...

The #OpenJDK team is finally considering NOT emitting an "unknown enum constant" warning for optional annotations (which breaks builds with -Werror)! 😱

github.com/openjdk/jdk/...

I would warmly welcome that for #Java! 👏🏼

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JEP 531: Lazy Constants (Third Preview)

3rd prev Lazy constants JEP 531 is about to “Remove the low-level methods `isInitialized`”. While I believe `orElse` isn’t meaningful,

I have a very different opinion on `isInitialized`. It’s very useful to poll for long init, rather than waiting for it

openjdk.org/jeps/531#:~:...

#Java #openjdk

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A Visual Diff of Java’s Evolution: Inside java.evolved | Foojay Today A community site showcasing legacy Java patterns alongside modern equivalents to help developers understand how everyday Java code has evolved.

Check out how Java has changed over time with java.evolved - a visual diff tool that shows the language's transformation across versions. Great write-up by @bazlur.ca.

foojay.io/today/a-visu...

#Java #OpenJDK

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Ubuntu 26.04 LTS Moving To OpenJDK 25 By Default It's not too surprising but the upcoming Ubuntu 26.04 Long Term Support release will be transitioning to OpenJDK 25 as its default Java version.

Ubuntu 26.04 LTS Moving To OpenJDK 25 By Default

#java #jdk #linux #openjdk #ubuntu

www.phoronix.com/news/U...

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Oracle Java Users are Leaving Oracle

Oracle Java Users are Leaving Oracle

This Just In: 81% of Oracle Java users have migrated, are migrating, or plan to migrate at least part of their Oracle Java to a non-Oracle OpenJDK distribution. 🤯

Get the full report: https://bit.ly/4rFKN7y

#StateofJava #OpenJDK

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🐛 Encuesta: Desarrolladores Java Luchan con una Masa Enorme de Deuda Técnica

El 63% de devs Java ve su productividad mermada por código muerto y deuda técnica sev

devops.com/survey-java-developers-w...

#Java #TechnicalDebt #OpenJDK #RoxsRoss

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I Tested Java on 4 Different ARM and RISC-V BeagleBoards - Here's What Worked and What Failed
I Tested Java on 4 Different ARM and RISC-V BeagleBoards - Here's What Worked and What Failed YouTube video by Frank Delporte

Next stop in my "2026 #JavaOnSingleBoardComputers Journey": #BeagleBoards! I received 4 boards (2x #Arm, 2x #RISCV) and did a quick first unboxing and test.

Video on YouTube:
www.youtube.com/watch?v=pZ8h...

More info, links, and details:
webtechie.be/post/2026-02...

#Java #OpenJDK #JavaOnRiscV

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First JDK 26 Release Candidate: mail.openjdk.org/pipermail/jd...

Downloads: jdk.java.net/26/

#JDK26 #Java26 #OpenJDK #TestItNow

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How to Install OpenJDK 25 on Debian (13, 12, 11) - LinuxCapable Install OpenJDK 25 on Debian 13, 12, and 11 via APT or Eclipse Temurin. Covers version switching, JAVA_HOME, and troubleshooting.

If you're running Debian 13, 12, or 11 and need the newest LTS Java, check out this straightforward guide for installing OpenJDK 25.

linuxcapable.com/how-to-insta...

#Linux #Debian #OpenJDK #Java #JDK #SysAdmin #OpenSource

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Want to level up your Java game? Check out the Foojay Podcast.

Great technical depth hosted by @frankdelporte, covering everything from Project Leyden to AI.

🎙️Foojay Podcast: https://foojay.io/today/category/podcast/

#Java #SoftwareEngineering #OpenJDK #Foojay #Podcast

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Java Explores Carrier Classes to Extend Data-Oriented Programming Beyond Records The OpenJDK Amber project has published a new design note proposing “carrier classes” and “carrier interfaces” to extend record-style data modeling to more Java types. The proposal preserves concise state descriptions, derived methods, and pattern matching, while relaxing structural constraints that limit records.

Java Explores Carrier Classes to Extend Data-Oriented Programming Beyond Records

#amber #java #openjdk

www.infoq.com/news/2026...

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#ProjectAmber just introduced a new design proposal for Carrier Classes & Carrier Interfaces.

The goal? Extend record-style modeling to more Java types - without losing concise state declarations, derived methods, or pattern matching.

Read more ⇨ bit.ly/4r3yEJL

#Java #InfoQ #OpenJDK

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ITちゃんねる Microsoft、Javaユーザー向けに「OpenJDK」1月パッチ・セキュリティ更新を発表 #OpenJDK #ITニュース

Microsoft、Javaユーザー向けに「OpenJDK」1月パッチ・セキュリティ更新を発表
#OpenJDK #ITニュース

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ファイナルフロンティア - IT関連ニュース 【 #ITニュース 】Microsoft、Javaユーザー向けに「OpenJDK」1月パッチ・セキュリティ更新を発表 #OpenJDK #CodeZine

#ITニュース 】Microsoft、Javaユーザー向けに「OpenJDK」1月パッチ・セキュリティ更新を発表
#OpenJDK #CodeZine

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How To Configure Dependabot To Automatically Upgrade OpenJDK In Docker Images A common issue you may want to automate as part of your CI/CD pipelines is the upgrading of your JDK in Docker images. Similar to how you…

If you've ever wondered how to automate the upgrading of your JDK in Docker images, you might want to checkout my latest article.

medium.com/devops-by-na...

#build
#cicd
#dependabot
#devops
#devsecops
#git
#github
#jdk #java #openjdk #temurin #eclipse
#softwaredevelopment #softwareengineering

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Shenandoah/Generational-Shenandoah GC into Native Image reached a milestone according to Volker Simonis where there is no a libshenandoah, there are still quite some significant work remains tough.

Follow updates there: github.com/oracle/graal...
#shenandoah #openjdk #graalvm

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Had a fantastic evening at the #NoiseBridge #hackerspace with the #SFJUG yesterday in San Francisco. What a great place for people that would like to be creative… #HackThePlanet #community So many good conversations about #Java, #GarbageCollection, #OpenJDK and @azulsystems.bsky.social

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Links from the jChampions Conference talk 'Foreign Function & Memory (FFM) API on Raspberry Pi' These are the links from the jChampions Conference online talk, on January 27, 2026: “The Wait is Over: Foreign Function & Memory (FFM) API brings …

All the links mentioned during my talk for the #jChampions Conference, as well as the recording, are available on my website. It was a lot of fun explaining the history of #OpenJDK #ProjectPanama, how to use the FFM API in #Java, blink HelloWorld with an LED, and more!

webtechie.be/post/2026-01...

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Optimizing GPU Programs from Java using Babylon and HAT

Java achieving 14 TFLOP/s on an NVIDIA A10? 🚀

Is that possible? Our new article shows a PoC of how Projects Babylon and HAT use Code Reflection to achieve near-native GPU performance for matrix-multiplication.

Deep-dive here:
openjdk.org/projects/bab...

#Java #OpenJDK #GPU #HPC #AI

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Can You Afford the Total Cost of Free Java? Before running Java on a free JVM, assess the likelihood of a vulnerability being exploited and the consequences of an exploit.

Running Java on a free JVM distribution might look cost‑effective on paper. but what’s the cost of “free” when it comes to security?

Read the risk breakdown in this blog 👉 https://bit.ly/4pN3PHy

#Java #Security #OpenJDK #CyberSecurity #EnterpriseIT #RiskManagement

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Release v26.0.17+195 · HanSolo/JDK-Updater Info Features Fixes Fixed issue related to failing downloads of pkgs

btw there is a new version of #JDKUpdater for #macos available on github…get it here github.com/HanSolo/JDK-... #openjdk #java

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OpenJDK January 2026 Critical Patch Update and Patch Set Update Released foojay is the place for all OpenJDK Update Release Information. Learn More.

OpenJDK January 2026 Critical Patch Update and Patch Set Update Released

#java #jdk #openjdk

foojay.io/today/openjdk...

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OpenJDK January 2026 Critical Patch Update and Patch Set Update Released foojay is the place for all OpenJDK Update Release Information. Learn More.

The Quarterly Critical Patch Updates and Patch Set Updates for OpenJDK are now available! Stay updated with these important security and bug fixes in your #Java runtime. By @frankdelporte.be. Read here: foojay.io/today/openjd... #OpenJDK #Update

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JEP 527, "Post-Quantum Hybrid Key Exchange for TLS 1.3" now targeted to JDK 27:

openjdk.org/jeps/527
mail.openjdk.org/pipermail/jd...

#jdk #openjdk #tls #crypto #pqc

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Don’t let your upgrade slow you down.

Join us next week to learn the easiest ways to move from JDK 21 to JDK 25:
💡What’s new
💡What to watch out for
💡Live migration demo

Check out the details at https://bit.ly/4qcE4Sa

#Java #OpenJDK #Webinar #TechEvents #JavaPerformance

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Cut Jakarta EE Startup Times from Seconds to Milliseconds with CRaC Jakarta EE applications can take anywhere from several seconds to over a minute to start, depending on their size […]

just on a side note… #JakartaEE based services can actually start super fast using #CrAC … payara.fish/blog/cut-jak... #java #openjdk

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