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Object-Oriented Design Heuristics by Arthur J. Riel

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Chapter 2. Classes and Objects: The Building Blocks of the Object-Oriented Paradigm

Introduction to Classes and Objects

The object-oriented paradigm uses the concepts of class and object as basic building blocks in the formation of a consistent model for the analysis, design, and implementation of applications. These concepts can best be explained through a real-world example. Given a room full of people, if you were to ask, “How many people in this room could build an alarm clock if given all the pieces?” at best one or two individuals would raise their hand. If the same room of people were asked, “How many people in this room could set an alarm clock to go off at 9 a.m.?” it is a safe bet that most people would raise their hand. Isn't it absurd ...

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