Aggregation means one object is the owner of another object. Composition means one object is contained in another object . The direction of a relation is a requirement in both Composition and Aggregation.
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Difference between association, aggregation, composition in Java. Association in java is one of the types of relations between classes. It has two forms Aggregation(HAS-A) and Composition(Belongs-to). Aggregation is a relatively weak association, whereas Composition is a strong association .25 Ağu 2021
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The composition is a design technique in java to implement a has-a relationship . Java Inheritance is used for code reuse purposes and the same we can do by using composition. The composition is achieved by using an instance variable that refers to other objects.
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An example of an aggregation is the group of people involved in a class action lawsuit . Aggregation is defined as the act of accumulating things or individuals. An example of aggregation is finding and organizing a group of people injured by harmful effects of a medicine.
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Difference between association, aggregation, composition in Java AggregationCompositionClasses in relation can exist independentlyOne class is dependent on Another Independent class. The Dependent class cannot exist independently in the event of the non-existence of an independent class.Association, Composition and Aggregation in Java – Scaler Topics www.scaler.com › topics › association-composition-and-aggregation-in-java
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