The term impact analysis is used with many meanings. A three-part framework for characterizing and comparing diverse impact analysis approaches is defined. The parts correspond to how an approach is used to accomplish impact analysis, how an approach does impact analysis internally, and the effectiveness of the impact analysis approach. To illustrate the framework's application, five impact analysis approaches are illustrated according to it.>

The author provides a brief tutorial on software restructuring. He discusses what restructuring is, advantages and disadvantages of restructuring, tools and case studies, and future possibilities. The reader is assumed to have a general appreciation for building and maintaining software systems. The aim is to provide the reader with a feel for the strengths, weaknesses, and capabilities of software restructuring technology.>