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Subject: Re: Help, writing kawa equivalent of java program
To: Vasantha Ganesh <vasanthaganesh.k@gmail.com>, kawa@sourceware.org
References: <CAL0TjKqhgjp75FtHe8JComoSX+qMBoB7H4L1apBpVYRQ3Ys_zg@mail.gmail.com>
From: Per Bothner <per@bothner.com>
Message-ID: <58919df1-afe7-ae3b-0fdc-bb428c8ba3ed@bothner.com>
Date: Sat, 01 Apr 2017 16:28:00 -0000
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On 04/01/2017 08:54 AM, Vasantha Ganesh wrote:
>
> and this Kawa program:
>
> (define-simple-class kittens ()
>   (make-interface #t)
>   (a::long))
>
> (display kittens:class)
>
> I think both are equivalent, but kawa seems to think that I'm doing a
> type cast and throws this error message:
>
> Argument #1 'class kittens' to 'gnu.bytecode.Type.getReflectClass()'
> has wrong type (class) (java.lang.Class cannot be cast to
> gnu.bytecode.Type)
>     at not_working.run(not_working.scm:5)
>     at gnu.expr.ModuleExp.evalModule2(ModuleExp.java:317)
>     at gnu.expr.CompiledModule.evalModule(CompiledModule.java:42)
>     at gnu.expr.CompiledModule.evalModule(CompiledModule.java:61)
>     at kawa.Shell.runFile(Shell.java:538)
>     at kawa.Shell.runFileOrClass(Shell.java:447)
>     at kawa.repl.main(repl.java:881)
> Caused by: java.lang.ClassCastException: java.lang.Class cannot be
> cast to gnu.bytecode.Type
>     ... 7 more

That looks like a bug.  I'll take a look.

It does work if you use the -f flag:

kawa -f /tmp/not_working.scm
class kittens
-- 
	--Per Bothner
per@bothner.com   http://per.bothner.com/