Friends of OpenJDK Today

Table of Contents Streaming Data – The Air Traffic Control Example.Reactive Java – a brief historyReactive Java with MongoDB and KafkaBlocking Code VersionReactive Code VersionBlocking Versus Reactive Application Performance.Final Thoughts Reactive Java is well suited to modern streaming, event driven …

Table of Contents Installing the PluginKey Features🎨 BoxLang Syntax Highlighting🧰 BoxLang Project Creation🧠 Language Server (LSP) Support🐞 Debugging Support🧪 TestBox Integration🔵 CFML Syntax HighlightingDesigned for the JVM EcosystemGet Started TodayFeedback Welcome The IntelliJ ecosystem is one of the most powerful …

Table of Contents What is Lottie?The Complexity of LottieLottie4J ProjectProject StructureMaking Sense of the JSONExample AnimationsHow to Use Lottie4JContinuous EvolutionGet Started I’m proud to present a new JavaFX library: Lottie4J, that brings Lottie animations to JavaFX applications. I first learned …

Table of Contents What is DPoP?The Problem: Bearer Tokens and the “Finders Keepers” RiskHow Does DPoP Work?Configuring DPoP in KeycloakDPoP in Action with QuarkusProject SetupProtected EndpointsReplay Protection with a jti FilterTesting with k6Conclusion DPoP is one of the most exciting …

Table of Contents Authorization Is a Business ConcernModeling Permissions FirstUsing MongoDB for User MetadataFrom Infrastructure Model to Application PrincipalCentralizing Authorization LogicContextual Rules: Where RBAC StopsRBAC vs ABAC: When Roles Are Not EnoughThe Architectural PayoffConclusion We often work with Java applications …

I built a Spring Boot 4 REST API that defines terms using Wikidata, orchestrated by an Embabel agent—no API keys, no local models, fully reproducible.

Table of Contents Benchmark ToolBenchmarkRunner.java – The User ToolSummarizeReports.java – The Automation ToolAbout The Renaissance Benchmark SuiteThe ResultsThe DashboardAnalyzing the ResultsSelecting a WinnerConclusionTry It Yourself!What’s Next? In my “Java on Single Board Computers” series, I already published several posts and …

Table of Contents Concurrency in data enrichmentMachine concurrency Human concurrencySchema design patternsBest practicesPlan for concurrencyUse a separate collection for pessimistic lockingAdd an auto-save to your application when humans and locks are involvedRelease the lock app-side on logout Anti-patternsUsing separate (temporary) collections to …

Two weeks have passed and a lot have been happening on the field of artificial-intelligence. Two weeks have passed and a lot has been silently yet visibly happening in the field of artificial intelligence. This newsletter brings interesting developments, including …

Table of Contents Getting StartedOption 1: BVM — BoxLang Version ManagerOption 2: Quick Installer — Zero Friction SetupAlways Up to DateReady to Try It? We’re excited to announce the official BoxLang Homebrew tap — the easiest way to get BoxLang …

Table of Contents JEP 500: Prepare to Make Final Mean FinalJEP 504: Remove the Applet APIJEP 516: Ahead-of-Time Object Caching with Any GCJEP 517: HTTP/3 for the HTTP Client APIJEP 522: G1 GC: Improve Throughput by Reducing SynchronizationUUIDv7 supportFeatures coming …

Table of Contents What is Jakarta Agentic AI?What we discussed in the sessionWhy this matters for the Jakarta ecosystemWatch the recording and get involved Last week, Eclipse Foundation and Payara hosted Jakarta Agentic AI, An Open Conversation, an open house …