What is encapsulation in Java OOP?
Encapsulation is a fundamental concept in object-oriented programming that restricts direct access to some of an object's components. In Java, it is achieved using access modifiers.
Can you give me an example of encapsulation in Java?
Sure! For instance, you can have a class Person
with private fields like name
and age
, and public methods to access and modify these fields.
Why is encapsulation important?
Encapsulation helps in protecting the internal state of an object, making the code more maintainable and reducing the risk of unintended interference.
What are access modifiers in Java?
Access modifiers in Java are keywords that set the accessibility of classes, methods, and other members. The main ones are private
, protected
, and public
.
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