UML: The Unified Modeling Language

This featured article, Chapter 2 from the Second Edition of Design Patterns Explained: A New Perspective on Object-Oriented Design, provides a brief overview of the Unified Modeling Language (UML), the modeling language of the object-oriented community. The understanding gained in this chapter enables you to be able to read the diagrams in the book, as well as to provide a strong foundation toward understanding UML diagrams you find elsewhere and in writing your own.