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From: "Veli-Pekka Nousiainen" <vp.nousiainen@lapinlahden-teknologiakeskus.fi>
Subject: Re: Interresting thread in comp.lang.eiffel
Date: 2000/07/18
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Reply-To: "Veli-Pekka Nousiainen"
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Date: 2000-07-18T00:00:00+00:00
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exeption?
retry

VPN

"Joachim Durchholz" <joachim dot durchholz@halstenbach.com> wrote in message
news:8kkthk$2nrc9$1@ID-9852.news.cis.dfn.de...
> Bob Allen <ballen3@email.msn.com> wrote:
> > Say for example a restaurant has a breakfast special for $3.99 you get
> 2
> > eggs, bacon, hash browns, toast, and grits. I don't particularly like
> grits,
> > but the regular price for a breakfast with 3 eggs, bacon, hash browns
> and
> > toast costs $5.00. So I order the special. They run out of grits
> before they
> > fill my order. How can I let them off the hook for the grits? Remember
> I
> > don't run the restaurant and cannot change their contracts.
>
> Then you're out of luck.
> Translated to software terms, your scenario means that some software
> module that offers a contract may occasionally be unable to stick with
> the contract but the caller doesn't mind anyway. In other words, there's
> a bug in the module that doesn't make a difference.
> Given the nonlinear effects of software bugs, I don't think that this is
> acceptable in a safety-critical environment.
>
> Software contracts are nonnegotiable; if the existing contracts don't
> satisfy you, write a new routine with a satisfactory contract.
>
> Regards,
> Joachim
> --
> This is not an official statement from my employer or from NICE.
> Reply-to address changed to discourage unsolicited advertisements.
>
>