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Re: Beginner

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On 9/7/2015 8:02 AM, Eternal Hope wrote:
> On 07/09/2015 09:43, Martin Gregorie wrote:
>> On Sun, 06 Sep 2015 21:44:15 -0400, Arne Vajhøj wrote:
>>> I may be somewhat picky.
>>>
>>> But I don't like it.
>>>
>>> http://people.cis.ksu.edu/~schmidt/CIS200/ch2V9.html
>>>
>> Same here, but for slightly different reasons: I don't much like it
>> talking about classes, methods, and methods sending messages to each
>> other without some explanation of these terms and how they relate to each
>> other.
>>
>> I must also say that I have never liked the 'sending messages' metaphor
>
> 'sending messages' is an abstraction at the same level as 'Object'
>
> An Object sends a message to another Object.
> That's all it means, how it actually occurs is irrelevant at this level
> of abstraction.
>
> I can't remember having seen any reference in any Java text I have read
> to methods sending messages to one another, a message is a higher level
> abstraction than a method. Talking about methods sending messages to one
> another is a sign of confused thinking.
>
> Saying a method 'calls' another method is fine but that is Java speak
> and has no place in the 'language of OO'
>
> OO terminology when used at the system design level should only use
> abstract notions.
>
> 'method, procedure, function' etc have no place in the 'language of OO'

Procedure and function are not OO terms.

But method is an OO term.

Maybe a bit more low level than message, but it is a part of OOD
not just implementation language.

And I think an indication of that is the fact that UML class
diagrams have methods.

Arne

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Beginner arya.neelan@gmail.com - 2015-08-31 05:39 -0700
  Re: Beginner e.d.programmer@gmail.com - 2015-08-31 06:27 -0700
    Re: Beginner Lew <lewbloch@gmail.com> - 2015-08-31 10:08 -0700
      Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 20:04 -0400
  Re: Beginner Ramon F Herrera <ramon@conexus.net> - 2015-09-02 16:33 -0500
    Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 20:13 -0400
    Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 20:15 -0400
  Re: Beginner Martin Gregorie <martin@address-in-sig.invalid> - 2015-09-03 10:39 +0000
    Re: Beginner Gordon Levi <gordon@address.invalid> - 2015-09-04 01:16 +1000
      Re: Beginner Martin Gregorie <martin@address-in-sig.invalid> - 2015-09-03 18:50 +0000
        Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 20:11 -0400
          Re: Beginner Martin Gregorie <martin@address-in-sig.invalid> - 2015-09-04 08:38 +0000
            Re: Beginner e.d.programmer@gmail.com - 2015-09-04 05:21 -0700
              Re: Beginner Gene Wirchenko <genew@telus.net> - 2015-09-04 09:43 -0700
                Re: Beginner e.d.programmer@gmail.com - 2015-09-04 10:35 -0700
    Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-03 20:06 -0400
      Re: Beginner Martin Gregorie <martin@address-in-sig.invalid> - 2015-09-04 08:41 +0000
  Re: Beginner "F. Berisha" <fmberisha@gmail.com> - 2015-09-07 02:30 +0200
    Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-06 21:44 -0400
      Re: Beginner Jerry Stuckle <jstucklex@attglobal.net> - 2015-09-06 21:53 -0400
      Re: Beginner Martin Gregorie <martin@address-in-sig.invalid> - 2015-09-07 08:43 +0000
        Re: Beginner Eternal Hope <laughingspam99@gmail.com> - 2015-09-07 13:02 +0100
          Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-07 11:17 -0400
        Re: Beginner Arne Vajhøj <arne@vajhoej.dk> - 2015-09-07 11:11 -0400
      Re: Beginner e.d.programmer@gmail.com - 2015-09-08 05:25 -0700

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