This paper reviews the state of the art on application knowledge acquisiton from existing software systems and defines the role of business rules. It then goes on to present a method for identifying and extracting business rules by means of data output identification and program stripping. This method has been implemented in a reverse engineering tool SOFT-REDOC for COBOL programs. The results are intended to aide the business analyst in comprehending legacy programs.
Harry M. Sneed, Katalin Erdös