On 15 May 2013 11:29, Sebastian Tleye <[email protected]> wrote: > Hello > > I am making some modifications in the smalltalk meta-model and i need > to replace classes with Ring classes (it is supposed to be possible since > they are polymorphic) > But i am having a little problem, all the classes know how to answer the > message "isObsolete" > but Ring classes doesn't, to solve this i have defined the method > "isObsolete" in RGBehaviorDefinition > but i am not sure which code does it need > > - if i copy and paste the code from Behavior, then i obtain more > "doesNotUnderstand" messages > since the code from Behavior>>isObsolete is "self instanceCount = 0" but > Ring classes doesn't know how to answer "instanceCount" neither > so i suspect this is not the right way to do it. > > - if i copy the code from Class, then it seems it works, but the result from > for example > "Array isObsolete" is different of the result from "Array asRingDefinition > isObsolete" consequently
well.. #isObsolete for model classes doesn't makes any sense. i would just answer false to this message. and i would ask why this message is ever sent. because this is not something essential to class model. > next messages obtain different results and finally a a "doesNotUnderstand" > message again. > > Am i doing something wrong? Any suggestion? -- Best regards, Igor Stasenko.
