xml-dev - Re: Identity

[David Megginson <david@megginson.com>]

Rick Jelliffe writes:

 > Non-imaginary sheep are counted with the aid of a non-imaginary
 > sheep dog to keep them in line. Q. Is a sheep dog therefore an
 > instance of the Visitor pattern?

I'd guess that the sheep dog is the implementation of a queue, the
sheep are the queue's members, and the shepherd who is counting the
sheep is the visitor.


All the best,


David

p.s. I own a Border Collie but no sheep.  My frisbies are kept in a
     good line, though.

-- 
David Megginson                 david@megginson.com
           http://www.megginson.com/

xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@ic.ac.uk
Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1
To (un)subscribe, mailto:majordomo@ic.ac.uk the following message;
(un)subscribe xml-dev
To subscribe to the digests, mailto:majordomo@ic.ac.uk the following message;
subscribe xml-dev-digest
List coordinator, Henry Rzepa (mailto:rzepa@ic.ac.uk)