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From: christoph.grein@eurocopter.com
Newsgroups: comp.lang.ada
Subject: Re: Interface specification in Ada
Date: Wed, 11 Jun 2008 06:04:41 -0700 (PDT)
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Date: 2008-06-11T06:04:41-07:00
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You missed the "this" parameter, which is implicit in Java, but
explicit in Ada:

package Bicycle is
=A0 type Object is interface;

=A0 procedure changeCadence (Ob: in out Object; newValue : in Integer)
is abstract;

etc.