Chapter 9. Design Phase


In this chapter we discuss the design phase of the POAD methodology. During the design phase, we create the initial design of the application using patterns as building units. The inputs to this phase are the patterns selected by the analyst during the analysis phase. In addition, all the analysis documentation produced during the analysis process will be used by the designer to glue these patterns together to develop the application design. This documentation contains information about how each pattern solves a particular design problem as well as the initial break down of the application into conceptual components.

The design phase has three main activities:

  • Constructing the Pattern-Level diagram, which provides ...

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