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Newsgroups: comp.lang.ada
Subject: Re: avl tree - booch components
References: <20010907091153.12625104.tonygair@nospam.blueyonder.co.uk>
 <3B98B3DD.5D7297AA@amsjv.com>
From: Simon Wright <simon.j.wright@amsjv.com>
Date: 07 Sep 2001 15:51:21 +0100
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Organization: Alenia Marconi Systems, ISD, Farlington
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Date: 2001-09-07T15:51:21+01:00
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Des Walker <des.walker@amsjv.com> writes:
> Tony Gair wrote:
> > 
> > I have just had a look at the AVL tree Ada 95 Booch components,
> > and am completely at a loss to instantiate the AVL tree
> > components. Has anyone here done this,
> 
> if you downloaded the Booch Components maintained by Simon Wright
> 
> http://www.pogner.demon.co.uk/components/bc/download.html
> 
> (Hmm, I've just tried downloading the August zip version, but it
> wouldn't extract - I'll let Simon know. The May version extracted
> OK)

This is not the first time people have reported problems like this, I
put it down to firewalls and proxy servers myself. Using the same
arrangement as Des I get bad downloads from the above address and also
from the mirror at http://www.adapower.net/booch .

> There is a test directory included in the download which contains an
> AVL Tree test program. I think the tree is instantiated in
> avl_test_support.ads.

These is also now a "case study" which doesn't address instantiating
Trees but does cover Collections. May be some
help. http://www.pogner.demon.co.uk/components/bc/case-study.html