In this first half of “Understanding the Java Persistence API,” you saw how you can apply object-oriented concepts like inheritance and event callbacks using JPA.

Classes. Interfaces. Enumerations. Java Records. To really understand how objects work, you’ll also want to learn how to apply object-oriented concepts such as: Abstraction. Encapsulation. Inheritance ...

It is just a tweak you can make to a java object through reflection. In this article I will show you how to break some of the object oriented concept using reflection.

Becoming popular in the early 1990s and the norm today, object-oriented programming (OOP) languages, such as C++ and Java, provide a formal set of rules for creating and managing objects.

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...