Learn the four types of polymorphism in Java, then start using subtype polymorphism to execute different forms of the same Java method.

This evolution comes after the successful integration of pattern matching with the instanceof operator introduced in Java 16 with JEP 394. Consider a situation where you have a record, Point, and ...

Provide warnings about improper attempts to synchronize on instances of any value-based classes in the Java Platform. JEP 394: Pattern Matching for instanceof: Enhances the Java programming language ...

Pattern Matching for instanceof enhances Java with pattern matching for the instanceof operator. Java Record enhances Java with records, which are classes that act as transparent carriers for ...

These are Records - which has been in preview since Java 14, released in March 2020 - and Pattern Matching for the instanceof operator. Records are Java classes that act as transparent carriers ...

The instanceof operator is used to test if an object is of a given type. In turn, the introduction of Java Records cuts down on the verbosity of Java and provides a compact syntax for declaring ...