I don't think proxy creates a named class, though. I believe h2 looks up user functions via a string naming the class.
On Saturday, July 20, 2013 9:31:38 AM UTC-7, Alex Fowler wrote: > > So, out of what you're saying - you want to implement an interface, > without adding new methods - I strongly suggest using proxy and delegate > all the type-resolution hassle to JVM (just rely on it). > > If you are really sure you need specifying types explicitly, then use type > hints and dedicated clojure handling functions. Explore typehints like > `^ints` or `^floats` and array-related functions like (ints) or > (int-array). I would avoid using gen-class until it is really necessary > (out of bytecode compatibility requirements I guess) > > > суббота, 20 июля 2013 г., 17:42:36 UTC+4 пользователь Brian Craft написал: >> >> I'm trying to write a user function for h2. I think that means I need >> gen-class, but I'm extremely fuzzy on how java class loading works. Perhaps >> my question is moot, because I just ran across this obscure note in a >> gen-class example: >> >> ;; declare only new methods, not superclass methods >> >> If I'm implementing an interface in h2, does that mean I shouldn't >> declare the methods? I also found a stackoverflow answer that suggested >> something like >> >> ["[Ljava.lang.Integer;"] >> >> which looks like black magic, and I can't find this in the docs anywhere. >> >> On Saturday, July 20, 2013 2:39:06 AM UTC-7, Alex Fowler wrote: >>> >>> Some questions to clarify things up: >>> >>> Do you mean - how do you create that type of value or how do you >>> generatte a method that accepts that very type? >>> >>> Are you sure you need to use gen-class and not proxy or reify? >>> >>> суббота, 20 июля 2013 г., 7:28:03 UTC+4 пользователь Brian Craft написал: >>>> >>>> For implementing a method with this signature >>>> >>>> int getType(int[] inputTypes) >>>> >>>> How would I declare inputTypes in gen-class? >>>> >>> -- -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
