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From: jtc@dimensional.com (Jim Cochrane)
Subject: Re: Which wastes more time? (Was Re: Software landmines (loops))
Date: 1998/09/11
Message-ID: <6taqs1$45v@flatland.dimensional.com>#1/1
X-Deja-AN: 390039670
References: <l5HC1.6840$wN.1856764@news.giganews.com>
 <35F06A58.F968BDE1@s054.aone.net.au> <35f48276.90997557@news.erols.com
 <35F79B59.185AA03E@s054.aone.net.au>
Organization: Dimensional Communications
NNTP-Posting-Date: Fri, 11 Sep 1998 03:35:08 MDT
Newsgroups: comp.lang.eiffel,comp.object,comp.software-eng,comp.lang.ada
Date: 1998-09-11T00:00:00+00:00
List-Id: <comp.lang.ada>

I think you can basically consider the Role pattern as a synonym (or alias)
for the State pattern.

In article <35F79B59.185AA03E@s054.aone.net.au>,
Loryn Jenkins  <loryn@acm.org> wrote:
>> >The Role Pattern (very similar to Gamma et al's State Pattern) just
>> >described here doesn't necessarily model 'the real world'. I think it
>> >does model our 'concept of the world', according to a certain
>> >classification theory.
>> 
>> Do you have a formal definiton of the "Role Pattern"?
>
>No, I don't. If no one has written it up by the time I finish my thesis,
>I'll do it.
>
>Loryn Jenkins


-- 
Jim Cochrane
jtc@dimensional.com