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From: Matthew Heaney <matthewjheaney@earthlink.net>
Subject: Re: Idiom for a class and an object in Ada
Date: Thu, 21 Oct 2004 12:45:09 GMT
Date: 2004-10-21T12:45:09+00:00	[thread overview]
Message-ID: <u1xfsutnu.fsf@earthlink.net> (raw)
In-Reply-To: 1dljnq136n1j1.2oxluar9ofho.dlg@40tude.net

"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> writes:

> On Thu, 21 Oct 2004 01:46:39 GMT, Matthew Heaney wrote:
> 
> > I don't understand this comment.  How else do you dynamically create
> > instances of T?
> 
> Why should they be created dynamically (heap)? Heap vs. stack is a
> matter of object's scope. It should have little or no impact on the
> design of the type. If it has then probably because of language
> deficiency, as in C++, or, yes, in Ada where there was no way to
> initialize limited objects. That will be corrected soon, I hope.


My point was that there is *no* difference between Ada95 and C++ here.
My reasons for writing the code as I did (that is, writing a factory
function that returns a pointer) had nothing to do with language.



> For Marin's case the objects are not dynamic. So if read-only objects
> would suffice, one can just use functions returning limited objects:

Finally, someone else sees the light...





  reply	other threads:[~2004-10-21 12:45 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-10-18 11:47 Idiom for a class and an object in Ada Marin David Condic
2004-10-18 12:14 ` Martin Krischik
2004-10-18 19:40   ` Matthew Heaney
2004-10-19 12:59   ` Marin David Condic
2004-10-19 14:46     ` Martin Dowie
2004-10-19 15:55       ` Matthew Heaney
2004-10-19 18:31         ` Martin Dowie
2004-10-19 15:52     ` Matthew Heaney
2004-10-18 12:26 ` Marius Amado Alves
2004-10-19  2:09   ` Jeffrey Carter
2004-10-19  3:28     ` Matthew Heaney
2004-10-19 12:53       ` Marin David Condic
2004-10-19 14:44         ` Matthew Heaney
2004-10-19 15:01           ` Dmitry A. Kazakov
2004-10-19 15:40             ` Matthew Heaney
2004-10-20  7:58               ` Dmitry A. Kazakov
2004-10-20 12:31                 ` Marin David Condic
2004-10-20 13:53                   ` Dmitry A. Kazakov
2004-10-20 15:23                   ` Matthew Heaney
2004-10-21 12:24                     ` Marin David Condic
2004-10-21 17:15                       ` Matthew Heaney
2004-10-20  5:39         ` Simon Wright
2004-10-20  7:24           ` Matthew Heaney
2004-10-20  8:39             ` Dmitry A. Kazakov
2004-10-21  1:36             ` Jeffrey Carter
2004-10-21  1:46               ` Matthew Heaney
2004-10-21  7:51                 ` Dmitry A. Kazakov
2004-10-21 12:45                   ` Matthew Heaney [this message]
2004-10-21 14:11                     ` Dmitry A. Kazakov
2004-10-22  1:04                 ` Jeffrey Carter
2004-10-22  1:36                   ` Matthew Heaney
2004-10-21 19:31               ` Kevin Cline
2004-10-21 22:02                 ` Matthew Heaney
2004-10-22  0:10                   ` Matthew Heaney
2004-10-21  8:25             ` Martin Dowie
2004-10-20 17:04           ` Matthew Heaney
2004-10-20 19:37             ` Simon Wright
2004-10-20 20:04               ` Matthew Heaney
2004-10-22  5:37                 ` Simon Wright
2004-10-20  1:10       ` Jeffrey Carter
2004-10-20  7:04         ` Matthew Heaney
2004-10-20 12:42           ` Marin David Condic
2004-10-20 12:55             ` Matthew Heaney
2004-10-20 15:27             ` Matthew Heaney
2004-10-21  1:36               ` Matthew Heaney
2004-10-19 12:38   ` Marin David Condic
2004-10-18 16:59 ` Matthew Heaney
2004-10-18 18:02 ` Martin Dowie
2004-10-19 13:06   ` Marin David Condic
2004-10-19 14:51     ` Martin Dowie
2004-10-20 16:20 ` Michael Paus
2004-10-20 17:15   ` Matthew Heaney
2004-10-20 17:55     ` Michael Paus
2004-10-21 12:33   ` Marin David Condic
  -- strict thread matches above, loose matches on Subject: below --
2004-10-21 13:59 Stephen Leake
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