private List<OntResource> listUnionMembers(OntProperty p, OntResource domain) {
List<OntResource> list = new ArrayList<OntResource>();
Resource union = domain.getPropertyResourceValue(OWL.unionOf);
if (union != null && union.canAs(RDFList.class)) {
RDFList rdfList = union.as(RDFList.class);
Iterator<RDFNode> sequence = rdfList.iterator();
while (sequence.hasNext()) {
list.add(sequence.next().as(OntResource.class));
}
}
return list;
}
private Field createListField(Frame frame, OntProperty p, OntResource range) {
Resource intersection = range.getPropertyResourceValue(OWL.intersectionOf);
if (intersection == null) return null;
if (intersection.canAs(RDFList.class)) {
List<RDFNode> intersectionList = intersection.as(RDFList.class).asJavaList();
for (RDFNode node : intersectionList) {
if (node.canAs(OntClass.class)) {
OntClass intersectionMember = node.as(OntClass.class);
if (RDF.first.equals(intersectionMember.getPropertyResourceValue(OWL.onProperty))) {
// The intersectionMember has an owl:onProperty property whose value is rdf:first
Resource elementRdfType =
intersectionMember.getPropertyResourceValue(OWL.allValuesFrom);
if (elementRdfType != null) {
String elementTypeURI = elementRdfType.getURI();
if (elementTypeURI != null) {
RdfType elementType = manager.getTypeByURI(elementTypeURI);
if (elementType != null) {
ListType listType = manager.getListTypeByElementUri(elementTypeURI);
if (listType == null) {
listType = new ListType(manager, intersectionMember, elementType);
manager.add(listType);
}
return new Field(frame, p, listType);
}
}
}
}
}
}
}
return null;
}
