I disagree currently this is a compile time checks provided by javac. On May 30, 11:42 am, Meikel Brandmeyer <m...@kotka.de> wrote: > Hi, > > I think, clojure just generates a class with stubs for all methods, which > check whether an implementing function exists. If yes, they call it. If no, > they pass on to super. If there is no such method in super, they throw a > reasonable exception. Eg. I get the following for a class implementing > Iterable without defining -iterator: > UnsupportedOperationException iterator (foo.Bar/-iterator not defined?) > foo.Bar.iterator (:-1) > > What might be a problem though, is that your superclass claims to implement > a given interface without actually doing so. Then clojure sees the > "implemented" methods, but calling them will fail. > > My gut feeling is, that the abstract class should document, that you have to > implement these methods. Having javac point you to such a fact is not > good-style, IMHO. > > Sincerely > Meikel
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