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Date: Wed, 15 Jun 2005 18:31:03 +0200
From: Georg Bauhaus <bauhaus@futureapps.de>
Organization: future apps GmbH
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Subject: Re: Universal type in Ada
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Date: 2005-06-15T18:30:49+02:00
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zw wrote:


> Because
> in Java if a method returns an Object, it could be casted to any other
> types that are subtypes of Object.

Depends on what you mean by "could". You will have to
know the type of your object unless a ClassCastException
is o.K.. You could start expressing a minimal set of
expectations that your Ada program is going to have of a
type. Then use polymorphism down that type's hierarchy.