Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.

In this article, you will learn the basics of Java polymorphism and how to use it in your programs. Things to know about Java polymorphism Polymorphism and Java inheritance Why polymorphism is ...

A method might accept a specific type and its subclasses, but you want to restrict usage to a select few implementations of your own design. Java's open inheritance model can feel like an open ...