The use of Java inferred types with the var keyword. With this new syntax, the object type does not need to be explicitly declared on the left hand side of the initialization. Instead, the object type ...

Use Java's extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, override methods, and more.

New features like var, auto-compile, text blocks, record classes, and more are shifting Java in subtle but powerful ways—toward a more flexible, dynamic future.