Java 25 Features (Preview) – What’s New in the Upcoming LTS Release
Java 25 Features (Preview) – What’s New in the Upcoming LTS Release Java 25 is expected to launch in September 2025 , and it brings with it exciting advancements in memory optimization, concurrency, and performance. Here's what we know so far about this upcoming release. 1. Stable Values (JEP 502 – Preview) This introduces immutable objects treated as constants by the JVM. Stable values help optimize startup time and improve performance in multi-threaded environments. static final StableValue<String> GREETING = StableValue.of("Hello"); System.out.println(GREETING.get()); 2. Removal of 32-bit x86 Port (JEP 503) Java 25 will remove support for the 32-bit x86 architecture to modernize the JDK and reduce maintenance overhead. 3. Value Classes (Project Valhalla – Expected) Value classes are identity-free, immutable data carriers that can be laid out more efficiently in memory. value class R...