relationship

Association, Aggregation and Composition

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 Filed Under: Object Oriented Association, aggregation and composition are three kind of relationships which classes can have in object oriented programming. Let’s understand the difference between them. Table of Contents 1. Association 2. Aggregation 3. Composition 4. Summary 1. Association in Java We call association those relationships whose objects have an independent lifecycle and where there is no ownership between the … Read more

Understanding Association, Aggregation, and Composition

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In this article we will try to understand 3 important concepts association, aggregation and composition. Download source code – 14.1 KB Table of contents Introduction Extracting real world relationships from a requirement Requirement 1: The IS A relationship Requirement 2: The Using relationship: Association Requirement 3: The Using relationship with Parent: Aggregation Requirements 4 and … Read more

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