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From: ncohen@watson.ibm.com (Norman H. Cohen)
Subject: Re: C++ not OOP? (Was: Language Efficiency
Date: 1995/04/21
Date: 1995-04-21T00:00:00+00:00	[thread overview]
Message-ID: <3n8idf$jer@watnews1.watson.ibm.com> (raw)
In-Reply-To: 3muavq$46u@atlantis.utmb.edu

In article <3muavq$46u@atlantis.utmb.edu>, Curtis Bass
<cbass%intmeds1.utmb@mhost.utmb.edu> writes: 

|> ncohen@watson.ibm.com (Norman H. Cohen) wrote: 
...
|> >            It is easy to do a straightforward transliteration of a
|> > Fortran IV program into Smalltalk, for example.
|>
|> Perhaps. However, I maintain that the result is NOT "purely
|> procedural." It has to be Object-Oriented, even if all of
|> your code is attached to only one object. This would be
|> like writing a single procedure in Pascal -- the resulting
|> program is not "unstructured," is it? The structure is not
|> "good," but it's better than spaghetti code.
|>
|> The bottom line is that your "straightforward transliteration
|> of a Fortran IV program into Smalltalk" will STILL result in
|> an Object-Oriented program, although it will have bad OO
|> Design. There is no way around it -- your procedures cannot
|> exist as independent entities; they must be attached to an
|> object.

That's a pretty superficial definition of what constitutes OOP.
Given that all-encompassing definition, there's no point in wasting time
discussing what attributes OO programs might or might not possess.

Mechanically applying labels is a silly exercise.  Suppose I were to
write a new language named Bigtalk.  Its reference manual is identical to
the Smalltalk manual, except that all occurrences of the word "object"
have been replaced by "egg salad" (after which the sentence "Some
computer scientists egg salad to this approach," has been restored to its
original form).  Would you say that if the Fortran transliteration is fed
to a Bigtalk interpreter instead of a Smalltalk interpreter, it now
consitutes an egg-salad-oriented program instead of an object-oriented
program, because all procedures are attached to egg salads?

--
Norman H. Cohen    ncohen@watson.ibm.com




  parent reply	other threads:[~1995-04-21  0:00 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1995-04-02  0:00 Language Efficiency Robert C. Bethel
1995-04-04  0:00 ` Bob Kitzberger
1995-04-05  0:00   ` Mike Wilson
1995-04-05  0:00     ` Larry Kilgallen
1995-04-05  0:00     ` David Weller
1995-04-04  0:00 ` Harold P Zbiegien
1995-04-04  0:00   ` Larry Kilgallen
1995-04-06  0:00     ` Robert Dewar
1995-04-04  0:00   ` Kennel
1995-04-05  0:00     ` Ray Toal
1995-04-07  0:00     ` Robert Dewar
1995-04-19  0:00       ` Fergus Henderson
1995-04-19  0:00         ` Robert Dewar
1995-04-20  0:00           ` Kennel
1995-04-19  0:00             ` Robert Dewar
     [not found]       ` <3m9o9q$igf@stc06.ctd.ornl.gov>
     [not found]         ` <D6ss6z.Gvw@mcshub.dcss.mcmaster.ca>
     [not found]           ` <dewar.797512974@gnat>
     [not found]             ` <3mbmd5$s06@icebox.mfltd.co.uk>
1995-04-19  0:00               ` Multiple dispatch (was Re: C++ not OOP?) Kenneth Almquist
1995-04-19  0:00               ` C++ not OOP? (Was: Language Efficiency Harley Davis
     [not found]               ` <D6uA77.Lqp@mcshub.dcss.mcmaster.ca>
     [not found]                 ` <dewar.797566928@gnat>
     [not found]                   ` <D6vxDG.JKJ@mcshub.dcss.mcmaster.ca>
     [not found]                     ` <dewar.797636710@gnat>
     [not found]                       ` <D6xF22.38H@mcshub.dcss.mcmaster.ca>
     [not found]                         ` <dewar.797729041@gnat>
     [not found]                           ` <3msdop$862@stc06.ctd.ornl.gov>
1995-04-19  0:00                   ` Paul Graham
1995-04-19  0:00                     ` Robert Dewar
     [not found]                 ` <3mcfbf$psl@acmez.gatech.edu>
     [not found]                   ` <3mgnkc$e3j@atlantis <3muaif$46u@atlantis.utmb.edu>
     [not found]                     ` <3n0lsu$nio@druid.borland.com>
     [not found]                       ` <3n0uvi$8jt@atlantis.utmb.edu>
1995-04-19  0:00                         ` C++ not OOP? (Was: " Fernando Mato Mira
1995-04-19  0:00                           ` Curtis Bass
1995-04-19  0:00                             ` David Weller
1995-04-20  0:00                               ` Curtis Bass
1995-04-20  0:00                                 ` David Weller
1995-04-20  0:00                                   ` Curtis Bass
1995-04-21  0:00                                     ` Robert Martin
1995-04-21  0:00                                       ` Ed Osinski
1995-04-21  0:00                                     ` Fernando Mato Mira
1995-04-20  0:00                                   ` Robert Dewar
1995-04-21  0:00                                     ` Curtis Bass
1995-04-21  0:00                                       ` Robert Dewar
1995-04-21  0:00                                 ` Robert Martin
1995-04-20  0:00                         ` Matt Austern
1995-04-21  0:00                         ` Robert Martin
1995-04-21  0:00                           ` Curtis Bass
1995-04-21  0:00                         ` Matt Austern
1995-04-22  0:00                           ` David Weller
1995-04-22  0:00                           ` Robert Martin
1995-04-22  0:00                             ` OOAD courses by Object Mentor cjames
1995-04-21  0:00                         ` C++ not OOP? (Was: Language Efficiency Ed Osinski
1995-04-21  0:00                         ` Robert Martin
1995-04-21  0:00                           ` Curtis Bass
     [not found]                   ` <3mgnkc$e3j@atlantis.utmb.edu>
     [not found]                     ` <3mk65q$1kti@watnews1.watson.ibm.com>
     [not found]                       ` <3muavq$46u@atlantis.utmb.edu>
1995-04-21  0:00                         ` Norman H. Cohen [this message]
1995-04-21  0:00                           ` Curtis Bass
     [not found]                     ` <1995Apr13.180317.3308@rcmcon.com>
     [not found]                       ` <3muaif$46u@atlantis.utmb.edu>
1995-04-21  0:00                         ` Robert Martin
1995-04-21  0:00                           ` Curtis Bass
1995-04-21  0:00                             ` Robert Dewar
1995-04-22  0:00                             ` Robert Martin
     [not found]                   ` <3mcoh6$add@Starbase.NeoSoft.COM>
     [not found]                     ` <3mdrpf$3o9@disunms.epfl.ch>
     [not found]                       ` <dewar.797608300@gnat>
     [not found]                         ` <3mg45s$5r7@disunms.epfl.ch>
     [not found]                           ` <3mjc8c$630@crcnis3.unl.edu>
     [not found]                             ` <D71Gs9.2FG@nntpa.cb.att.com>
     [not found]                               ` <EACHUS.95Apr17162921@spectre.mitre.org>
     [not found]                                 ` <3n1als$ksi@no-names.nerdc.ufl.edu>
1995-04-19  0:00                                   ` Multiple dispatch (was Re: C++ not OOP?) Fernando Mato Mira
     [not found]                           ` <1995Apr13.152104@di.epfl.ch>
1995-04-21  0:00                             ` C++ not OOP? (Was: Language Efficiency James McKim
1995-04-19  0:00               ` Multiple dispatch (was Re: C++ not OOP?) Robert I. Eachus
     [not found]               ` <MATT.95Apr17124932@physics10.berkeley.edu>
     [not found]                 ` <3mujnl$4u8@atlantis.utmb.edu>
1995-04-20  0:00                   ` C++ not OOP? (Was: Language Efficiency ron house
1995-04-21  0:00                   ` Robert Martin
1995-04-21  0:00                     ` Curtis Bass
1995-04-21  0:00               ` Norman H. Cohen
1995-04-21  0:00                 ` Fernando Mato Mira
1995-04-21  0:00                   ` Erik Naggum
1995-04-21  0:00               ` Multiple dispatch (was Re: C++ not OOP?) Robert I. Eachus
1995-04-19  0:00             ` Language Efficiency Adam Beneschan
1995-04-19  0:00               ` Robert Dewar
     [not found]         ` <dewar.797469506@gnat>
     [not found]           ` <1995Apr10.095958@di.epfl.ch>
     [not found]             ` <dewar.797513130@gnat>
     [not found]               ` <1995Apr10.165638@di.epfl.ch>
     [not found]                 ` <D6yGqv.4BG@nntpa.cb.att.com>
1995-04-21  0:00                   ` Fergus Henderson
1995-04-22  0:00                     ` Kenneth Almquist
1995-04-20  0:00   ` Matt Austern
1995-04-21  0:00   ` Robert I. Eachus
1995-04-05  0:00 ` Mitch Gart
1995-04-05  0:00 ` Lawrence Free/ A.F. Software Services
1995-04-06  0:00 ` Ken Leidner
1995-04-06  0:00   ` Larry Kilgallen
  -- strict thread matches above, loose matches on Subject: below --
1995-04-20  0:00 C++ not OOP? (Was: " Wes Groleau
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