The Observable design pattern is found in many Java APIs and in reactive programming. Here's an introduction to the timeless Observable pattern in Java.

Learn how the Data Transfer Object design pattern is implemented in Java ME architectures and why you might want to use XML-based DTOs rather than Java beans for faster data interchange between ...

Java SE 14 (March 2020) introduced a limited form of pattern matching as a preview feature, which becomes a permanent feature in Java SE 16 (March 2021).