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,FREEMAIL_FROM
	autolearn=unavailable autolearn_force=no version=3.4.4
X-Received: by 10.140.157.74 with SMTP id d71mr5454659qhd.13.1449615842413;
        Tue, 08 Dec 2015 15:04:02 -0800 (PST)
X-Received: by 10.182.148.165 with SMTP id tt5mr39742obb.20.1449615842377;
 Tue, 08 Dec 2015 15:04:02 -0800 (PST)
Path: 
 eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!usenet.blueworldhosting.com!feeder01.blueworldhosting.com!peer03.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!b51no7309777qgf.0!news-out.google.com!f6ni17328igq.0!nntp.google.com!mv3no13575151igc.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail
Newsgroups: comp.lang.ada
Date: Tue, 8 Dec 2015 15:04:02 -0800 (PST)
In-Reply-To: <n47n11$3tr$2@dont-email.me>
Complaints-To: groups-abuse@google.com
Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=109.88.54.35;
 posting-account=6m7axgkAAADBKh082FfZLdYsJ24CXYi5
NNTP-Posting-Host: 109.88.54.35
References: <8bc7fd76-f00a-4eea-9715-470af028fc84@googlegroups.com>
 <1krm4xun4e4ny.jmh9kvf6s0a9.dlg@40tude.net>
 <12dc7aea-933d-4271-95bd-10df808917e4@googlegroups.com>
 <5hfb2q9imjfu.zs3xp9gxw0d3.dlg@40tude.net>
 <5788b259-8886-4ee2-8c3d-7799abfd840e@googlegroups.com>
 <rt3n7ox7u8lf$.1me9jljeld3bs$.dlg@40tude.net>
 <14acd8b0-a5e9-40fd-b7cc-d319f914d507@googlegroups.com>
 <n47n11$3tr$2@dont-email.me>
User-Agent: G2/1.0
MIME-Version: 1.0
Message-ID: <d674e44a-6341-4f73-903f-4bcee8406912@googlegroups.com>
Subject: Re: I'm facing an issue with: call to abstract procedure must be
 dispatching
From: Serge Robyns <serge.robyns@gmail.com>
Injection-Date: Tue, 08 Dec 2015 23:04:02 +0000
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
X-Received-Bytes: 2789
X-Received-Body-CRC: 1641453009
Xref: news.eternal-september.org comp.lang.ada:28725
Date: 2015-12-08T15:04:02-08:00
List-Id: <comp.lang.ada>

On Tuesday, 8 December 2015 23:55:52 UTC+1, Jeffrey R. Carter  wrote:
> On 12/08/2015 01:21 PM, Serge Robyns wrote:
> >=20
> > Before it was a limited interface and hence no record.  This reminds me=
 I
> > haven't yet fully figured out when it is <b>best</b> use limited and wh=
en not
> > for my cases.  So far I can use limited as I don't need the assignment =
for
> > T_Store.  Likewise from you here I try to avoid access variable as much=
 as
> > possible but at times I've no choice, well at least I use programming b=
y
> > extension ...
>=20
> If you don't need assignment because there will never be more than one of=
 them,
> that's an indication that you don't need a type and a variable; you need =
a
> module. I suspect you think in terms of types because C++ only provides
> encapsulation and information hiding through its class construct. In Ada,=
 your
> 1st thought when you want encapsulation or information hiding should be a=
 pkg.
>=20

How do I then pass the context?  I mean, now I pass the parameter around.  =
through global variables?  Also in the future I would like to have multiple=
 "tasks" running, each with their "context", especially the db session.  I =
do believe these are good reasons for having a variable.