Re: OOD in Ada?

[Ted Dennison <dennison@telepath.com>]

Pat Rogers wrote:
> "David Crocker" <dcrocker@eschertech.com> wrote in message
> news:3d135676$0$8511$cc9e4d1f@news.dial.pipex.com...
>>as an OO developer but Ada novice, it appears to me that any attempt to
>>implement a large OO design in Ada will run into the following problems:
>>
>>1. The infamous "withing" problem (i.e. it is not possible to declare 2
>>classes A and B, each in its own package, such that A has a method taking a
>>paremeter of type "access B", and B has a method with a parameter of type
>>"access A"); and
> 
> 
> I have not found that problem to be frequent.  Others will tell about how to
> deal with it.

Since you can't do it, it will eventally become second nature to design 
in such a way that it doesn't happen. When it does, I generally consider 
this the language's little way of telling me that my code needs to be 
better structured.