Learn how to implement aggregation and composition in Java code using examples and best practices. Find out the benefits and challenges of these OOAD associations.

Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.

In Java 101: Inheritance in Java, Part 1, you learned how to leverage inheritance for code reuse, by establishing is-a relationships between classes. Composition is a closely related programming ...

Composition also represents a whole-part or parent-child relationship. However, the child object can not exist independently of the whole/part. Composition represents a strong existence relationship.

Composition Composition is about expressing relationships between objects. Think about the chair example. A chair has a Seat. A chair has a back. And a chair has a set of legs. The phrase "has a" ...

Fuzzy relation system with max-min composition could be applied to describe the three-tier multimedia streaming architecture. In such an architecture, the regional servers supply their local ...

We describe a software router capable of flexible service composition through plug and play of specialized Java software modules. These Java modules - previously developed for network simulation in ...

Conclusions: As well as showing a significant relation between PAL and body composition, these data intimate that there may be a threshold of intensity of physical activity that is influential on ...

Books Received Published: 17 December 1927 Eruptive Rocks: their Genesis, Composition, Classification, and their Relation to Ore-Deposits; with a Chapter on Meteorites Nature 120, 872 (1927) Cite ...