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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Newsgroups: comp.lang.ada
Subject: Re: Interface specification in Ada
Date: Wed, 11 Jun 2008 12:34:11 -0400
Organization: The World Public Access UNIX, Brookline, MA
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Date: 2008-06-11T12:34:11-04:00
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christoph.grein@eurocopter.com writes:

> You missed the "this" parameter, which is implicit in Java, but
> explicit in Ada:
>
> package Bicycle is
> � type Object is interface;
>
> � procedure changeCadence (Ob: in out Object; newValue : in Integer)
> is abstract;

Also, it's a good idea to use the "overriding" keyword.

- Bob