A Second Comprehensive Application Example - Model-Driven and Software Product Line Engineering - page 191

students , music stores ,or address books . Each concept may
have several characteristics to describe it. Therefore, the
configuration of the business concept and its characteristics
must be performed by domain experts who are familiar with
the data to be managed.
Figure 7.1. Graphical user interface of a collection manager system
- Ordering Data. We take into account the need to
incorporate the facilities of a collection manager that are
orthogonal to the selected business concept. The first one is
the facility for ordering data in the collection. Elements in a
collection must be organized according to several criteria to be
presented to final users, for instance, alphabetical ordering of
names or price ordering. A product may (or may not) provide
functionality for ordering data. If it does, the data can be
ordered using either the bubble or insertion algorithms. Thus,
when products are configured, one ordering algorithm can be
chosen to denote that every domain concept characteristic can
be chosen for ordering data by using the selected algorithm,