For experts this advice becomes: use class hierarchies if you are writing a framework. Even then, if you have a class hierarchy with more than 2-3 levels you can probably simplify your design.

Explore how inheritance and polymorphism play pivotal roles in creating flexible, maintainable software designs for developers. Skip to main content LinkedIn Articles ...

Single inheritance and multiple inheritance How to use the extends keyword in Java Understanding Java class hierarchy When to use method overriding vs. method overloading Inheritance can descend ...

Objective: Design and implement a small library management ... Polymorphism: Use method overriding (virtual and override) for behavior customization. • Abstraction: Use the abstract keyword for the ...

Classes with clear responsibilities, well-defined boundaries and a proper inheritance hierarchy are your top priorities ... to restrict usage to a select few implementations of your own design. Java's ...