What is the use of Aggregation and composition in Java? – Page 2

What is the use of Aggregation and composition in Java? – Page 2 – Enpatika

How do you use aggregate in Java?

1 April 2022 Enpatika.com Genel

If a class have an entity reference, it is known as Aggregation. Aggregation represents HAS-A relationship.

Why do we use Aggregation in OOP?

1 April 2022 Enpatika.com Genel

Aggregation acknowledges that the two classes have their own life cycle (i.e. can exist without each other). Each object is instantiated separately. In the example of a hand of cards, the cards will already exist before they are added to a Hand class.