Is the LDAP client available somewhere?
-Alex-
On 1 Aug 2001, Steinitz, Dominic J wrote:
> I don't know about functional dependencies but using an existential type turned out
>to be very useful in writing an LDAP protocol handler. The protocol is specified at
>an abstract level using ASN.1 and could, in theory, be encoded using any set of
>encoding rules. It happens to use the Basic Encoding Rules. We used an existential
>type to "encode" the protocol at an abstract level and the encoding rules take this
>type and produce a concrete representation ready to send over a transport mechanism.
>Thus we get a good separation between the abstract protocol and the concrete
>encoding. So the next time we implement a protocol handler we can re-use the encoding
>code or we could encode LDAP with a different set of encoding rules without having to
>touch the LDAP code itself.
>
> We are presenting a paper which includes this at the Scottish Functional Programming
>workshop.
>
> Dominic.
>
>
>
>
> [EMAIL PROTECTED] on 31/07/2001 22:29:00
> To: franka
> cc: haskell-cafe
> bcc: Dominic Steinitz
> Subject: Re: newbie conceptual question [from haskell list]
>
> Hi,
>
> Frank Atanassow wrote:
> > D. Tweed wrote:
> > > I've never written a Haskell program using functional dependencies, or
> > > existential classes, ...
> >
> > I find them indispensible, and I know for a fact that I am not the only one
> > around our office who feels that way. Though, the people around here
> > (Utrecht's software technology group) are not exactly typical programmers...
> > :)
>
> I've been recently experimenting quite a bit with existential classes
> and somewhat less with functional dependencies, primarily to help my
> understanding of the concepts. However, I've yet to be able to think of
> an appropriate place to use them in the "real world". That is, in
> something more than a toy thought-experiment. Could you give some
> examples of what you are using them for?
>
> --
> Hal Daume III
>
> "Computer science is no more about computers | [EMAIL PROTECTED]
> than astronomy is about telescopes." -Dijkstra | www.isi.edu/~hdaume
>
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