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JavaOne 2025 Day 2: FFM API, Virtual Threads, Platform Engineering, Evolution of Jakarta EE
JavaOne 2025, celebrating the 30th birthday of the Java programming language, was held at the Oracle Conference Center in Redwood Shores, California. This three-day event consisted of 80 sessions and hand-on labs, and two keynotes. Day Two, scheduled on March 19th, 2025, included presentations from various conference tracks.
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Java 23 Delivers Markdown Documentation, ZGC Generational Mode, Deprecate sun.misc.Unsafe
Oracle has released version 23 of the Java programming language and virtual machine. As the second non-LTS release since JDK 21, the final feature set includes 12 JEPs. Three of these - Markdown Documentation Comments, ZGC: Generational Mode by Default and Deprecate the Memory-Access Methods in sun.misc.Unsafe for Removal - are final features without having gone through the preview process.
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Foreign Function & Memory API to Bridge the Gap between Java and Native Libraries
After its review concluded, JEP 454, Foreign Function & Memory API has been promoted from Targeted to Integrated for JDK 22. This JEP proposes to finalize this feature after two rounds of incubation and three rounds of preview. The API aims to replace traditional, complex methods like JNI, offering a more efficient and secure approach.