JAVA OOP

17 articles

Java OOP -Inheritance (Part I)

According to the Oracle, In the Java language, classes can be derived from other classes, thereby inheriting fields and methods from those classes is called Inheritance. A class that is derived from another class is called a sub class (also a derived class, extended class, or child class). The class from which the subclass is derived is called a super class (also a base class or a parent class). […]

August 9, 2020

JAVA OOP

Java OOP – Static variables and methods

All the static members are created in the template and we can access them without an object. Non-static variables and methods cannot access without an object. Static members are common for all the instances(objects) of the class but non-static members are separate for each instance of class. Today we are going to talk about static […]

August 8, 2020

JAVA OOP

Java OOP – Constructor

A constructor is a block of code that initializes newly created object. This is not a method because this doesn’t have a return type. But before you learn about constructors, make sure that you know about the methods. You can visit the articles of the Java Basics (Java Methods) tutorial. When we create a constructor, […]

August 7, 2020

JAVA OOP

Java OOP – Objects/Classes/Attributes

In the last article we discussed about an Introduction on Java OOP. Today’s article is on the topics Objects, Classes and Attributes. Objects In the real world you can see many objects such as animals, humans, and vehicles etc. All these have a state and a behavior. Software Objects also have a state and a […]

August 6, 2020

JAVA OOP

Java OOP – Introduction

Before the using of concept Object Oriented Programming (OOP), people used the structural programming methodology. In structural programming, coding effort is very high and also complex. So to reduce the coding effort and complexity, James Gosling created the concept of Object Oriented Programming. Object oriented system design is another aspect to come up with the […]

August 4, 2020