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Full Discussion: Purpose of empty Class
Top Forums Programming Purpose of empty Class Post 302228554 by sank on Monday 25th of August 2008 03:39:03 AM
Old 08-25-2008
It is used as a place holder in the initial phase of development.
I think you should look at the C++ annotations for the more detailed explanation as to why the above class should be valid.
 

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OWL::DirectSemantics::Element::DataSomeValuesFrom(3pm)	User Contributed Perl Documentation OWL::DirectSemantics::Element::DataSomeValuesFrom(3pm)

NAME
OWL::DirectSemantics::Element::DataSomeValuesFrom - represents an OWL DataSomeValuesFrom DESCRIPTION
This class represents the DataSomeValuesFrom element in OWL Direct Semantics. This class inherits from OWL::DirectSemantics::Element. It does the OWL::DirectSemantics::Writer::FunctionalSyntax and OWL::DirectSemantics::Writer::Dump roles. Attributes "annotations" A list of annotations associated with this object. The value is a ArrayRef. "class" The class or datatype. The value is a RDF::Trine::Node. This is a required attribute. "property" The property. This is a required attribute. SEE ALSO
OWL::DirectSemantics, OWL::DirectSemantics::Element. AUTHOR
Toby Inkster <tobyink@cpan.org>. COPYRIGHT
Copyright 2011-2012 Toby Inkster This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself. DISCLAIMER OF WARRANTIES
THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. perl v5.14.2 2012-06-28 OWL::DirectSemantics::Element::DataSomeValuesFrom(3pm)
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