How is encapsulation achieved in Java?

Why Do We Need Encapsulation Encapsulation allows us to modify the code or A part of the code without having to change any other functions or code . Encapsulation controls how we access data. We can modify the code based on the requirements using encapsulation.

Encapsulation in Java can be achieved by: Declaring the variables of a class as private. Providing public setter and getter methods to modify and view the variables values .

What does encapsulation mean: In object-oriented computer programming (OOP) languages, the notion of encapsulation (or OOP Encapsulation) refers to the bundling of data, along with the methods that operate on that data, into a single unit . Many programming languages use encapsulation frequently in the form of classes.