An Effective Methodology with Automated Product Configuration for Software Product Line Development

Table 1

Predefined variability constraints and dependencies.

alternative	Only a single component from a set can exist
atLeastOne	At least one component from a set must exist
allPossibilities	Any combination of components from a set can exist
implication	Existence of the component implies that the targeted component also exists
equivalence	Existence of the component and the targeted component is dependent on each other where either all or none exist