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From: Lionel.DRAGHI@fr.thalesgroup.com
To: comp.lang.ada@ada.eu.org
Subject: RE: The old "Object.Method" syntax debate
Date: Tue, 3 Jun 2003 19:23:55 +0200
Date: 2003-06-03T19:23:55+02:00	[thread overview]
Message-ID: <mailman.0.1054660899.11750.comp.lang.ada@ada.eu.org> (raw)



| -----Message d'origine-----
| De: john@nospam.demon.co.uk [mailto:john@nospam.demon.co.uk]
...
| 
| > although using the "package" keyword leads to
| > the class/module confusion that Ada currently avoid.
| 
| That is a fair point, but it would be interesting to know how much of
| the Ada code written in under the 'object-oriented' paradigm actually
| uses a single tagged type per package. Over a period of around 3 years
| I worked in 2 separate companies where this was pretty much the case.
| In fact, in both cases the code structure was automatically generated.

I don't think it's a good practice. I find awkward to create create a child
for a class that perfectly fit in the same package.

Simple coding rules are good, but enforcing one class per package (and
calling it always "Object", or "Class") just bring Ada down to other
langages that do not have a strong modularity support and use classes for
this purpose.
Scattering strongly coupled classes on many packages lower readability. 

And there is always a better name than "Object" or "Class". 
Similarly, calling a formal "This" is, i think, a bad practice, there is
always a better name.

Automatically generated code often lead to this, not only because it
simplify the code generator, but because tools (and UML) do not provide
serious support for Ada modularity. 
Most tools don't care, they just target C++ or Java, and so are mainly
"class translator".

-- 
Lionel Draghi




             reply	other threads:[~2003-06-03 17:23 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-03 17:23 Lionel.DRAGHI [this message]
2003-06-04  8:27 ` The old "Object.Method" syntax debate John McCabe
  -- strict thread matches above, loose matches on Subject: below --
2003-05-23 17:59 Lionel.DRAGHI
2003-05-27  9:17 ` John McCabe
2003-05-23 17:39 Lionel.DRAGHI
2003-05-21 15:26 Marc A. Criley
2003-05-21 15:47 ` David C. Hoos
2003-05-21 16:21   ` Jacob Sparre Andersen
2003-05-21 16:34     ` Robert A Duff
2003-05-21 16:43       ` Preben Randhol
2003-05-21 17:13         ` Robert A Duff
2003-05-21 17:13         ` David C. Hoos
2003-05-21 18:21           ` Preben Randhol
2003-05-21 19:43             ` David C. Hoos
2003-05-21 20:36               ` Preben Randhol
2003-05-22  3:24                 ` David C. Hoos
2003-05-22  2:31             ` Alexander Kopilovitch
2003-05-21 18:32           ` Preben Randhol
2003-05-22  9:41       ` Xavier Nicollin
2003-05-22 14:56         ` Robert A Duff
2003-05-22 16:02           ` Xavier Nicollin
2003-05-23  2:56         ` Wesley Groleau
2003-05-21 16:50     ` David C. Hoos
2003-05-21 16:36   ` Preben Randhol
2003-05-21 16:55     ` Vinzent Hoefler
2003-05-21 18:03       ` Preben Randhol
2003-05-21 18:17         ` David C. Hoos
2003-05-21 18:22           ` Preben Randhol
2003-05-21 20:53             ` tmoran
2003-05-22  2:11               ` Preben Randhol
2003-05-22  4:04                 ` Dale Stanbrough
2003-05-22  7:34         ` Ole-Hjalmar Kristensen
2003-05-23  0:35         ` Hyman Rosen
2003-05-21 17:02   ` David C. Hoos
2003-05-21 17:55   ` Warren W. Gay VE3WWG
2003-05-21 19:54   ` Bobby D. Bryant
2003-05-21 20:37     ` Preben Randhol
2003-05-22 14:32   ` Rodrigo Garcia
2003-05-22 15:39     ` David C. Hoos
2003-05-23  7:49       ` Rodrigo Garcia
2003-05-23  8:34         ` Dmitry A. Kazakov
2003-05-23 18:35           ` Alexander Kopilovitch
2003-05-25  5:38             ` Robert I. Eachus
2003-05-25  9:13               ` Dmitry A. Kazakov
2003-05-27  9:50                 ` John McCabe
2003-05-27 16:02                   ` Warren W. Gay VE3WWG
2003-05-28  8:24                   ` Dmitry A. Kazakov
2003-05-28 12:36                     ` Lutz Donnerhacke
2003-05-28 13:14                       ` Preben Randhol
2003-05-28 15:01                         ` Lutz Donnerhacke
2003-05-29  9:17                       ` Dmitry A. Kazakov
2003-05-30 10:41                         ` Lutz Donnerhacke
2003-05-30 20:13                           ` Randy Brukardt
2003-06-02  9:11                             ` Lutz Donnerhacke
2003-05-31  9:29                           ` Dmitry A. Kazakov
2003-05-28  3:02               ` Alexander Kopilovitch
2003-05-28  8:07                 ` John McCabe
2003-05-29  0:55                   ` Alexander Kopilovitch
2003-05-22 17:03     ` Gautier Write-only
2003-05-23 14:43   ` Steve
2003-05-23 14:51     ` Preben Randhol
2003-05-23 15:21     ` John McCabe
2003-05-23 23:43     ` Robert A Duff
2003-05-25  5:42     ` Hyman Rosen
2003-05-25 14:40       ` Steve
2003-05-25 21:21         ` Gautier Write-only
2003-05-23  7:58 ` John McCabe
2003-05-23  8:39   ` Preben Randhol
2003-05-23 15:12     ` John McCabe
2003-05-23 15:18       ` Preben Randhol
2003-05-23 17:32     ` Stephen Leake
2003-05-27  9:09       ` John McCabe
2003-05-28 11:47       ` Georg Bauhaus
2003-05-28 16:14         ` Stephen Leake
2003-05-28 18:23           ` Georg Bauhaus
2003-05-23 20:45 ` steve_H
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