I added an explanation of this a comment to the documentation on http://clojuredocs.org
On May 29, 3:01 pm, Sean Corfield <[email protected]> wrote: > I also ran into this recently - doing the exact same thing (a log4j > appender). I was a bit surprised and I wonder if Clojure is > effectively generating abstract classes rather than concrete classes? > (Do we have no way to specify the difference? Is that only an artifact > of the Java compiler, not the JVM bytecode?) > > As you say, the fix tends to be easy (read the class API docs and > implement the missing methods) but the behavior needs to be clearly > documented (on clojure.org) to help people avoid the problem I > think... > > Sean > > > > On Sun, May 29, 2011 at 7:04 AM, ckirkendall <[email protected]> wrote: > > I ran into this when creating a log4j appender in Clojure. I extended > > the AppenderSkeleton, an abstract class. This abstract class > > implements Appender. Appender defines two methods that don't appear > > in the AbstractSkeleton (requiresLayout & close). I was able to > > compile the Clojure class, without the two methods in question, with > > no error. I then threw a runtime exception when I tried to use the > > class. The fix was easy but it seems this should probably be checked > > at compile time. -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en
