java-oop

Java Object-Oriented Programming

This module covers Object-Oriented Programming concepts in Java.

Topics Covered

• Classes and Objects

  • Class definition
  • Object creation
  • Constructors
  • Instance variables and methods
  • Static members

• Encapsulation

  • Access modifiers (public, private, protected, default)
  • Getters and setters
  • Data hiding

• Inheritance

  • extends keyword
  • super keyword
  • Method overriding
  • Single and multilevel inheritance

• Polymorphism

  • Method overloading
  • Method overriding
  • Runtime polymorphism
  • instanceof operator

• Abstraction

  • Abstract classes
  • Abstract methods
  • Interfaces
  • Interface implementation

• Design Principles

  • SOLID principles
  • Composition vs Inheritance
  • Best practices

How to Use

Explore the examples demonstrating OOP concepts. Each concept includes practical implementations and test cases.

Building

mvn clean install

Running Tests

mvn test