From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103376,30821ecf97416798
X-Google-Attributes: gid103376,public
X-Google-ArrivalTime: 2001-10-01 05:35:36 PST
Path: 
 archiver1.google.com!news2.google.com!news1.google.com!newsfeed.stanford.edu!newsfeed.berkeley.edu!ucberkeley!news-FFM2.ecrc.net!news.iks-jena.de!lutz
From: lutz@iks-jena.de (Lutz Donnerhacke)
Newsgroups: comp.lang.ada
Subject: Re: How Can I Create A Class Dynamically
Date: Mon, 1 Oct 2001 12:35:18 +0000 (UTC)
Organization: IKS GmbH Jena
Message-ID: <slrn9rgoo2.k8.lutz@taranis.iks-jena.de>
References: <1bJr7.11813$po4.573186@e420r-atl1.usenetserver.com>
NNTP-Posting-Host: taranis.iks-jena.de
X-Trace: branwen.iks-jena.de 1001939718 14559 217.17.192.37 (1 Oct 2001
 12:35:18 GMT)
X-Complaints-To: usenet@iks-jena.de
NNTP-Posting-Date: Mon, 1 Oct 2001 12:35:18 +0000 (UTC)
User-Agent: slrn/0.9.6.3 (Linux)
Xref: archiver1.google.com comp.lang.ada:13570
Date: 2001-10-01T12:35:18+00:00
List-Id: <comp.lang.ada>

* Anthony E. Glover wrote:
>I have a class hierarchy defined and I would like to be able to read a
>string and then dynamically creating a pointer to an object of the type
>specified by the string. Similar I think to class loading and class
>factories in Java. Can this be done in Ada95. If so, how. I have looked at
>the Ada.Tags packages and this looks like it might be helpfull, but I'm not
>quite sure how to make use of it. I would basically like to be able to avoid
>having to specify a case statement or if block when initially creating my
>objects.

IMHO this is not possible, due to missing typeness.