G'day...
If a sublass has overrides a method in a superclass, and the subclasses
method calls the superclass's method, is there any mechanism to detect
that the superclass' method has been overridden?
I'm wanting to write a method in an abstract class that must be
overriden by it's children. If
Am I asking to higher a level a question to be appropriate for this
list?
Thanks...
-Mike
On Wed, 2004-11-24 at 17:35, Michael Kraus wrote:
> G'day...
>
> If a sublass has overrides a method in a superclass, and the subclasses
> method calls the superclass's method, is there any mechanism to de
Michael Kraus wrote:
> If a sublass has overrides a method in a superclass, and the
> subclasses method calls the superclass's method, is there any
> mechanism to detect that the superclass' method has been overridden?
>
>
> I'm wanting to write a method in an abstract class that must be
> overri
On Thu, Nov 25, 2004 at 12:03:55AM +1100, Michael S. E. Kraus wrote:
> Am I asking to higher a level a question to be appropriate for this
> list?
It's a more advanced question than most, but not inappropriate for this
list, I think. You may also wish to consider comp.lang.perl.misc or
perlmonks
Michael Kraus wrote:
G'day...
'Ello :)
If a sublass has overrides a method in a superclass, and the subclasses
method calls the superclass's method, is there any mechanism to detect
that the superclass' method has been overridden?
I'm wanting to write a method in an abstract class that must be
ove
From: "Michael Kraus" <[EMAIL PROTECTED]>
> If a sublass has overrides a method in a superclass, and the
> subclasses method calls the superclass's method, is there any
> mechanism to detect that the superclass' method has been overridden?
>
>
> I'm wanting to write a method in an abstract class
In article <[EMAIL PROTECTED]>,
[EMAIL PROTECTED] (Bob Showalter) writes:
>Michael Kraus wrote:
>> I'm wanting to write a method in an abstract class that must be
>> overriden by it's children. If it is called directly (i.e. without
>> being overriden) then it registers an error, but if its called
[EMAIL PROTECTED] wrote:
> In article
> <[EMAIL PROTECTED]>,
> [EMAIL PROTECTED] (Bob Showalter) writes:
> > Michael Kraus wrote:
> > > I'm wanting to write a method in an abstract class that must be
> > > overriden by it's children. If it is called directly (i.e. without
> > > being overriden) t
Bob Showalter wrote:
>sub foo {
>my $self = shift;
>my $class = ref $self;
>if ($class->can('foo') eq \&foo) {
Oops, this should be $self->can, not $class->can
>print "$class does not override foo\n";
>}
>else {
>print "$class ov
G'day...
Firstly ***thanks*** to everyone who has been helping me with this
Really appreciated...
Now, for friendly arguments sake...
> > I'm wanting to write a method in an abstract class that must be
> > overriden by it's children. If it is called directly (i.e. without
> > being overrid
"Michael S. E. Kraus" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Am I asking to higher a level a question to be appropriate for this
> list?
>
> Thanks...
>
> -Mike
I saw this browsing CPAN the other day... yep:
http://search.cpan.org/~mschwern/Class-Virtual-0.04/
Hopefully t
G'day Paul...
Nice to see another Evolution user... :)
> It's a more advanced question than most, but not inappropriate for this
> list, I think. You may also wish to consider comp.lang.perl.misc or
> perlmonks for further insight.
Thanks for that... :)
> But you should also consider that man
Michael Kraus wrote:
G'day...
Firstly ***thanks*** to everyone who has been helping me with this
Really appreciated...
Now, for friendly arguments sake...
> > I'm wanting to write a method in an abstract class that must be
> > overriden by it's children. If it is called directly (i.e. without
>
Bob Showalter wrote:
Michael Kraus wrote:
> "A class that cannot have direct instances. The opposite of an
> abstract class is a concrete class."
Your class is not an abstract class in this sense, as you can
instantiate objects of the class. This is the meaning that I have
always used (coming from
G'day Bob and all... :)
> Your class is not an abstract class in this sense, as you can instantiate
> objects of the class. This is the meaning that I have always used (coming
> from C++).
Ahh... but not if you can't run the method to instantiate it... :) (or
at least it not returning a valid o
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