/**
* Excludes the given GraphElementClass and all its subclasses.
*
* @param processed marks already processed Elements.
* @param currentGraphElementClass the GraphElementClass to exclude.
*/
private void excludeGraphElementClass(
LocalBooleanGraphMarker processed, VertexClass currentGraphElementClass) {
processed.mark(currentGraphElementClass);
includes.removeMark(currentGraphElementClass);
for (SpecializesVertexClass_superVertexClass current :
currentGraphElementClass.getSpecializesVertexClass_superVertexClassIncidences()) {
VertexClass superclass = (VertexClass) current.getThat();
excludeGraphElementClass(processed, superclass);
}
}
/**
* Checks if a VertexClass should be excluded.
*
* @param processed marks already processed elements.
* @param currentVertexClass the VertexClass to check.
* @return true if the given VertexClass should be excluded
*/
private boolean isVertexClassExcluded(
LocalBooleanGraphMarker processed, VertexClass currentVertexClass) {
if (processed.isMarked(currentVertexClass) || !currentVertexClass.is_abstract()) {
return !includes.isMarked(currentVertexClass);
}
processed.mark(currentVertexClass);
if (!includes.isMarked(currentVertexClass)) {
// abstract and already excluded
return false;
}
for (SpecializesVertexClass_superVertexClass current :
currentVertexClass.getSpecializesVertexClass_superVertexClassIncidences()) {
if (!isVertexClassExcluded(processed, (VertexClass) current.getThat())) {
// at least one subclass is not excluded
return false;
}
}
// all subclasses are excluded or is abstract leaf (which should not
// occur)
return true;
}