Re: Mixing OO and DB
From: Bob Badour <bbadour_at_pei.sympatico.ca>
Date: Tue, 12 Feb 2008 23:37:25 -0400
Message-ID: <47b2661e$0$4036$9a566e8b_at_news.aliant.net>
>
> One might say that the core of object-oriented expressions
> is the verb (selector). For example,
>
> shirt.makeSelfClean()
> car.makeSelfClean()
>
> The message »makeSelfClean()« will invoke different behavior
> on a shirt than on a car, because a shirt uses other means
> to clean (wash) itself than a car, but both fullfil the
> meaning of the English expression »to make oneself clean«.
Date: Tue, 12 Feb 2008 23:37:25 -0400
Message-ID: <47b2661e$0$4036$9a566e8b_at_news.aliant.net>
Stefan Ram wrote:
> "David Cressey" <cressey73_at_verizon.net> writes:
>
>>Objects do not always hide data. >>Specifically, they pass messages to each other in the form of data.
>
> One might say that the core of object-oriented expressions
> is the verb (selector). For example,
>
> shirt.makeSelfClean()
> car.makeSelfClean()
>
> The message »makeSelfClean()« will invoke different behavior
> on a shirt than on a car, because a shirt uses other means
> to clean (wash) itself than a car, but both fullfil the
> meaning of the English expression »to make oneself clean«.
You seem to have completely missed the point that shirt and car are data too. Specifically, they are variables used as reference parameters.
[irrelevancies snipped] Received on Wed Feb 13 2008 - 04:37:25 CET