This mediator is used to convert the resultset data for the CATALOGDSC
table into it's logical manifestation in the logical Catalog
noun. This mediator handles the /Catalog/Description portion
of the noun.
Build the /Catalog/Description portion of the Catalog
noun, based on data contained in the result graph. If no description data
is found in the physical graph, then the logical noun is unchanged by this
aNoun - an Object for holding the Logial entity which is of type Catalog,
to be populated by copying data from physical entity
aPhysicalEntity - an Object to hold the physical entity of type Catalog which
contains the data that has to be populated in Logical Entity.
throws - an exception of type BusinessObjectMediatorException