Java 25 Introduces Stable Values API for Deferred Immutability and Improved Application Startup

June 2, 2025

JEP 502 introduces the Stable Values API in JDK 25, enhancing application startup performance by allowing deferred immutability. This feature enables thread-safe, at-most-once initialization of complex objects, combining the best of final fields with lazy initialization. It empowers developers to improve efficiency and reduce initialization pitfalls while leveraging JVM optimizations.

By A N M Bazlur Rahman  

InfoQ – Java 

Article Categories:
Java

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