public void classifyOntology(OWLOntology ontology, OWLReasonerFactory factory) {
ToStringRenderer.getInstance().setRenderer(new ManchesterOWLSyntaxOWLObjectRendererImpl());
OWLReasoner reasoner = factory.createNonBufferingReasoner(ontology);
// reasoner.precomputeInferences(InferenceType.values());
long time = System.currentTimeMillis();
boolean isConsistent = reasoner.isConsistent();
int numOfUnsatClasses = reasoner.getUnsatisfiableClasses().getEntitiesMinusBottom().size();
time = System.currentTimeMillis() - time;
DLExpressivityChecker checker = new DLExpressivityChecker(Collections.singleton(ontology));
String e = checker.getDescriptionLogicName();
String name = ontology.getOntologyID().getOntologyIRI().getFragment();
logger.info(
"ontology: "
+ name
+ ", reasoner: "
+ factory.getReasonerName()
+ ", expressivity: "
+ e
+ ", consistent: "
+ isConsistent
+ ", unsat classes: "
+ numOfUnsatClasses
+ ", time: "
+ time);
}
public static void main(String[] args) {
try {
SimpleRenderer renderer = new SimpleRenderer();
renderer.setShortFormProvider(
new DefaultPrefixManager("http://www.mindswap.org/ontologies/tambis-full.owl#"));
ToStringRenderer.getInstance().setRenderer(renderer);
OWLOntologyManager man = OWLManager.createOWLOntologyManager();
OWLOntology ont =
man.loadOntology(
IRI.create(
"http://owl.cs.manchester.ac.uk/repository/download?ontology=http://www.cs.manchester.ac.uk/owl/ontologies/tambis-patched.owl"));
System.out.println("Loaded!");
OWLReasonerFactory reasonerFactory = PelletReasonerFactory.getInstance();
OWLReasoner reasoner = reasonerFactory.createNonBufferingReasoner(ont);
reasoner.getUnsatisfiableClasses();
ExplanationBasedRootClassFinder rdr =
new ExplanationBasedRootClassFinder(man, reasoner, reasonerFactory);
for (OWLClass cls : rdr.getRootUnsatisfiableClasses()) System.out.println("ROOT! " + cls);
} catch (TimeOutException e) {
e.printStackTrace();
} catch (ReasonerInterruptedException e) {
e.printStackTrace();
} catch (OWLOntologyCreationException e) {
e.printStackTrace();
}
}
public Set<NamingIssue> detectNonMatchingChildIssues(OWLOntology ontology, boolean directChild) {
long start = System.currentTimeMillis();
// get SubClass - SuperClass pairs
Set<NamingIssue> nonMatchingChildren = new HashSet<NamingIssue>();
if (directChild) {
Set<OWLSubClassOfAxiom> axioms = ontology.getAxioms(AxiomType.SUBCLASS_OF);
for (OWLSubClassOfAxiom ax : axioms) {
OWLClassExpression subClass = ax.getSubClass();
OWLClassExpression superClass = ax.getSuperClass();
if (!subClass.isAnonymous() && !superClass.isAnonymous()) {
String subClassURI = subClass.asOWLClass().toStringID();
String superClassURI = superClass.asOWLClass().toStringID();
if (ignoreSingleTokenSubClasses && !singleToken(subClassURI)) {
String subClassHead = getHeadNoun(subClassURI);
String superClassHead = getHeadNoun(superClassURI);
boolean matching =
subClassHead.equals(superClassHead) || isHypernymOf(superClassHead, subClassHead);
if (!matching) {
String newClassURI = buildNewURI(subClassURI, superClassHead);
nonMatchingChildren.add(
new NamingIssue(
subClassURI,
superClassURI,
new RenamingInstruction(subClassURI, newClassURI)));
}
}
}
}
} else {
OWLReasonerFactory reasonerFactory = PelletReasonerFactory.getInstance();
OWLReasoner reasoner = reasonerFactory.createNonBufferingReasoner(ontology);
Set<OWLClass> classes = ontology.getClassesInSignature();
for (OWLClass cls : classes) {
Set<OWLClass> superClasses = reasoner.getSuperClasses(cls, false).getFlattened();
superClasses.remove(OWL_THING);
for (OWLClass superClass : superClasses) {
String subClassURI = cls.asOWLClass().toStringID();
String superClassURI = superClass.asOWLClass().toStringID();
if (ignoreSingleTokenSubClasses && !singleToken(subClassURI)) {
String subClassHead = getHeadNoun(subClassURI);
String superClassHead = getHeadNoun(superClassURI);
boolean matching =
subClassHead.equals(superClassHead) || isHypernymOf(superClassHead, subClassHead);
if (!matching) {
String newClassURI = buildNewURI(subClassURI, superClassHead);
nonMatchingChildren.add(
new NamingIssue(
subClassURI,
superClassURI,
new RenamingInstruction(subClassURI, newClassURI)));
}
}
}
}
}
long end = System.currentTimeMillis();
logger.info("Operation took " + (end - start) + "ms");
return nonMatchingChildren;
}
