Re: How does one model behavior?

From: David Cressey <>
Date: Wed, 09 Apr 2008 12:59:38 GMT
Message-ID: <_43Lj.1582$Xy2.714_at_trndny04>

"Dmitry A. Kazakov" <> wrote in message news:zkim348wbex9.1o1jsucpvgtg8$
> On Wed, 09 Apr 2008 05:04:10 GMT, David Cressey wrote:
> > How does one model behavior?
> Behavior of what? Of the program, of a physical system?
> > It would seem to me that, since conveying behavior from one object to
> > another rests on messages, and since messages are made of data, that
> > needs a data model for the messaging system before one begins to come up
> > with a bhavior model for a system of collaborating objects.
> > Or is there another completely different way of setting things up?
> Yes, messages are just certain kinds of operations built upon something
> else. Thus in my view OO is not about messaging and messaging is not all
> behavior.

Alan Kay has suggested that he placed too much emphasis on objects, and not enough on messages.

> To your point about messages parameters.

I didn't mention parameters. I don't know what you mean. Received on Wed Apr 09 2008 - 14:59:38 CEST

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