7. The method described in claim 4 including disregarding local variable names of the computer program.
4. The method described in claim 1 including renaming fields of the computer program with corresponding different field names, wherein the renaming the fields of the computer program comprises: identifying the classes of the computer program; identifying original field names of fields within each class identified in the identifying the classes of the computer program; and replacing the original field names within each class with the corresponding different field names.