Java OntResource.listPropertyValues方法代码示例

import com.hp.hpl.jena.ontology.OntResource; //导入方法依赖的package包/类
private void addSuperPropertiesWithoutRange(ModelConcepts concepts,
		StringBuilder sb, OntResource prop) {
	if (!hasRange(prop)) {
		String thisPropString;
		if (prop.isObjectProperty() || concepts.getPseudoObjProperties().contains(prop)) {
			thisPropString = objPropertyToSadl(concepts, prop);
		}
		else {
			thisPropString = dtPropertyToSadl(concepts, prop);
		}
		if (concepts.getPseudoObjProperties().contains(prop)) {
			sb.append("// ");
			sb.append(prop.getLocalName());
			sb.append(" is not typed in the input but SADL requires typed properties\n//    --typed as object property to match subproperties\n");
		}
		else if (concepts.getPseudoDtProperties().contains(prop)) {
			sb.append("// ");
			sb.append(prop.getLocalName());
			sb.append(" is not typed in the input but SADL requires typed properties\n//    --typed as datatype property to match subproperties\n");
		}
		concepts.addCompleted(prop);
		NodeIterator nitr2 = prop.listPropertyValues(RDFS.subPropertyOf);
		if (nitr2.hasNext()) {
			RDFNode superprop = nitr2.nextNode();
			if (superprop.canAs(OntProperty.class)){
				OntProperty supProp = superprop.as(OntProperty.class);
				addSuperPropertiesWithoutRange(concepts, sb, supProp);
			}
		}
		sb.append(thisPropString);
	}
}
 

import com.hp.hpl.jena.ontology.OntResource; //导入方法依赖的package包/类
private boolean hasRange(OntResource prop) {
	NodeIterator nitr = prop.listPropertyValues(RDFS.range);
	if (!nitr.hasNext()) {
		return false;
	}
	else {
		RDFNode rng = nitr.nextNode();
		if (rng.equals(RDFS.Resource)) {
			// rdfs:Resource is treated (for now?) as not a range as it adds no information and creates a SADL error.
			return false;
		}
	}
	return true;
}
 

import com.hp.hpl.jena.ontology.OntResource; //导入方法依赖的package包/类
public List<Object> ask(ConceptName subject, ConceptName property)
		throws InvalidNameException {
	OntResource subj;
	Property prop;
	if (subject.getType() == null) {
		subject = validateConceptName(subject);
	}
	if (property.getType() == null) {
		property = validateConceptName(property);
	}
	if (subject.getType().equals(ConceptType.INDIVIDUAL)) {
		subj = getIndividual(subject);
		prop = getOntProperty(property);
	}
	else {
		subj = getJenaModel().getOntResource(subject.getUri());
		prop = getJenaModel().getOntProperty(property.getUri());
	}
	if (subj == null) {
		return null;
	}
	if (prop == null) {
		if (property.getNamespace().equals(RDFS.getURI())) {
			prop = getJenaModel().getProperty(RDFS.getURI() + property.getName());
		}
		else if (property.getNamespace().equals(RDF.getURI())) {
			prop = getJenaModel().getProperty(RDF.getURI() + property.getName());
		}
		else if (property.getNamespace().equals(OWL.getURI())) {
			prop = getJenaModel().getProperty(OWL.getURI() + property.getName());
		}
		else {
			return null;
		}
	}
	NodeIterator nitr = subj.listPropertyValues(prop);
	List<Object> results = null;
	while (nitr.hasNext()) {
		RDFNode objNode = nitr.next();
		if (results == null) {
			results = new ArrayList<Object>();
		}
		if (objNode.canAs(Individual.class)) {
			Individual inst = objNode.as(Individual.class);
			if (namespaceInBaseModel(inst.getNameSpace())) {
				results.add(new ConceptName(inst.getLocalName()));
			} else {
				String prefix = getJenaModel().getNsURIPrefix(
						inst.getNameSpace());
				results.add(new ConceptName(prefix, inst.getLocalName()));
			}
		} else if (objNode instanceof Literal) {
			results.add(((Literal) objNode).getValue());
		}
	}
	return results;
}