[Pellet-users] Check for no subclass

Alejandro Sanchez ale at iist.unu.edu
Sun Feb 24 11:43:41 UTC 2008


Hi,
The behavior of getSubclass is correct according owl specs, please check 
[1]. Nothing is a subclass of every owl class, so you will never get an 
empty java set as result.
cheers, Ale.

[1] http://www.w3.org/TR/owl-guide/#owl_Class

Alexander Musidlowski wrote:
> Hi Rob,
>
> that´s exactly what i´m looking for. It would be really nice if
> getSubclass returns an empty set but i doesn´t, does it?
> I´ve tested it with a small example and got owl:nothing.
> Is there any documentation where i can see what i can expect what the
methods return if there found nothing? I´m also using getSubProperty,
getEquivalentProperty, getEquivalentClass.
>
>
>
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