new features in java 23

As of the latest Java version (Java 23), key new features include previews for module import declarations, stream gatherers, scoped values, and a revised class-file API. Additionally, certain memory access methods within "sun.misc.Unsafe" have been deprecated. 

Highlights of Java 23 features:

Module import declarations (preview):

Allows importing all public APIs of a module with a single line, simplifying module usage. 

Stream gatherers (preview):

Provides a new "gather" intermediate operation for more flexible stream transformations. 

Scoped values (preview):

Enables sharing of immutable data across threads for better concurrency management. 

Class-file API updates:

Changes to the class file format, including potential modifications to how bytecode is represented. 

Deprecation of "sun.misc.Unsafe" methods:

Certain memory access methods within the "Unsafe" class are marked as deprecated, encouraging developers to use safer alternatives. 

https://www.infoworld.com/article/2338097/jdk-21-the-new-features-in-java-21.html