Object-orientedprogramminghasopenedagreatmanyperspectivesontheconceptofsoftwareandhasbeenhailedaspartofthesolutiontotheso-called“softwarecrisis”.Ithasgiventhepossibilitythatsoftwarecomponentscanbeconstructedandreusedwithconsiderablymorecredibility.Therearenowmanycasestudiesinwh