In our third installment on UML we'll show you how to use sequence diagrams as a tool in your application development and an understanding of object interaction.

To effectively use Unified Modeling Language when developing Java applications, developers must have a thorough understanding of the UML elements and how these elements map to Java.

If modeling projects aren't available, check that you have the Ultimate version. Create a new UML Class Diagram and drag classes, interfaces and enumerations from the toolbox, as shown in Figure 1. To ...