Examples with OWLOntology org.semanticweb.owlapi.model.OWLOntology used on opensource projects

Example 81 with OWLOntology

use of org.semanticweb.owlapi.model.OWLOntology in project stanbol by apache.

the class ByteArrayInputProvider method getInput.

@Override
public <T> Iterator<T> getInput(Class<T> type) throws IOException {
    if (type.isAssignableFrom(OWLAxiom.class)) {
        // We add additional axioms
        OWLOntology fromUrl;
        try {
            fromUrl = createOWLOntologyManager().loadOntologyFromOntologyDocument(new ByteArrayInputStream(bytes));
        } catch (OWLOntologyCreationException e) {
            throw new IOException(e);
        }
        Set<OWLOntology> all = fromUrl.getImportsClosure();
        List<OWLAxiom> axiomList = new ArrayList<OWLAxiom>();
        for (OWLOntology o : all) {
            axiomList.addAll(o.getAxioms());
        }
        final Iterator<OWLAxiom> iterator = axiomList.iterator();
        return new Iterator<T>() {

            @Override
            public boolean hasNext() {
                return iterator.hasNext();
            }

            @SuppressWarnings("unchecked")
            @Override
            public T next() {
                return (T) iterator.next();
            }

            @Override
            public void remove() {
                // This iterator is read-only
                throw new UnsupportedOperationException("Cannot remove statements from the iterator");
            }
        };
    } else if (type.isAssignableFrom(Statement.class)) {
        final OntModel input = ModelFactory.createOntologyModel();
        synchronized (bytes) {
            // XXX 
            // Not sure this would always work. What if we have an RDF/XML relying on an implicit base?
            input.read(new ByteArrayInputStream(bytes), "");
        }
        final StmtIterator iterator = input.listStatements();
        return new Iterator<T>() {

            @Override
            public boolean hasNext() {
                return iterator.hasNext();
            }

            @SuppressWarnings("unchecked")
            @Override
            public T next() {
                return (T) iterator.next();
            }

            @Override
            public void remove() {
                // This iterator is read-only
                throw new UnsupportedOperationException("Cannot remove statements from the iterator");
            }
        };
    } else {
        throw new UnsupportedOperationException("This provider does not adapt to the given type");
    }
}

Example 82 with OWLOntology

use of org.semanticweb.owlapi.model.OWLOntology in project stanbol by apache.

the class AbstractOWLApiReasoningService method run.

/**
     * Generic method for running the reasoner
     * 
     * @param input
     * @param generators
     * @return
     */
@Override
public Set<OWLAxiom> run(OWLOntology input, List<InferredAxiomGenerator<? extends OWLAxiom>> generators) throws ReasoningServiceException, InconsistentInputException {
    log.debug("run(OWLOntology input, List<InferredAxiomGenerator<? extends OWLAxiom>> generators)");
    try {
        // Get the manager
        OWLOntologyManager manager = createOWLOntologyManager();
        // Get the reasoner
        OWLReasoner reasoner = getReasoner(input);
        log.info("Running {} reasoner on {} ", reasoner.getClass(), input.getOntologyID());
        // To generate inferred axioms
        InferredOntologyGenerator inferred = new InferredOntologyGenerator(reasoner, generators);
        // We fill an anonymous ontology with the result, the return the
        // axiom set
        Set<OWLAxiom> axioms = new HashSet<OWLAxiom>();
        try {
            OWLOntology output = manager.createOntology();
            log.debug("Created output ontology: {}", output);
            try {
                inferred.fillOntology(manager, output);
            } catch (InconsistentOntologyException i) {
                throw i;
            } catch (Throwable t) {
                log.error("Some problem occurred:\n {}", t.getStackTrace());
                throw new ReasoningServiceException();
            }
            log.debug("Filled ontology: {}", output);
            log.debug("Temporary ID is {}", output.getOntologyID());
            axioms = manager.getOntology(output.getOntologyID()).getAxioms();
            // IMPORTANT We remove the ontology from the manager
            manager.removeOntology(output);
        } catch (OWLOntologyCreationException e) {
            log.error("An exception have been thrown when instantiating the ontology");
            throw new ReasoningServiceException();
        }
        return axioms;
    } catch (InconsistentOntologyException inconsistent) {
        /**
             * TODO Add report. Why it is inconsistent?
             */
        throw new InconsistentInputException();
    } catch (Exception exception) {
        log.error("An exception have been thrown while executing method run()", exception);
        throw new ReasoningServiceException();
    }
}

Example 83 with OWLOntology

use of org.semanticweb.owlapi.model.OWLOntology in project stanbol by apache.

the class ResponseTaskBuilder method stream.

/**
     * This supports OWLOntology and jena Model objects.
     * In the case of Jena the reuslt is printed as Turtle, 
     * in case of OWLApi the result is in Manchester syntax (more readable).
     * 
     * FIXME: Both should return the same format
     * 
     * @param object
     * @return
     */
private OutputStream stream(Object object) {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    if (object instanceof OWLOntology) {
        OWLOntology o = (OWLOntology) object;
        ManchesterOWLSyntaxOntologyStorer mosos = new ManchesterOWLSyntaxOntologyStorer();
        try {
            mosos.storeOntology(o.getOWLOntologyManager(), o, new StreamDocumentTarget(out), new ManchesterOWLSyntaxOntologyFormat());
        } catch (OWLOntologyStorageException e) {
            log.error("Cannot stream the ontology", e);
            throw new RuntimeException(e);
        }
    } else if (object instanceof Model) {
        Model m = (Model) object;
        // FIXME Both should return the same format
        m.write(out, "TURTLE");
    }
    return out;
}

Example 84 with OWLOntology

use of org.semanticweb.owlapi.model.OWLOntology in project stanbol by apache.

the class JenaToOwlConvert method EntityOwlToJenaResource.

// //////////////////////////////////////////////////////////////////////////////
/**
     * This function converts any thingths relatives to an OWL entity in an iterator over Jena statement
     * 
     * @param entity
     *            {It could be a class, an object property or a data property}
     * @param owlmodel
     *            {OWLOntology model where to retrieve information about the entity}
     * @param format
     *            {RDF/XML or TURTLE}
     * @return {An iterator over jena statement}
     */
public synchronized StmtIterator EntityOwlToJenaResource(OWLEntity entity, OWLOntology owlmodel, String format) {
    while (available == false) {
        try {
            wait();
        } catch (InterruptedException e) {
            System.err.println("EntityOwlToJenaResource::: " + e);
        }
    }
    available = false;
    try {
        OWLOntologyManager manager = OWLManager.createOWLOntologyManager();
        OWLOntology ontology = manager.createOntology(IRI.create("http://www.semanticweb.org/owlapi/ontologies/ontology"));
        // If the entity is a class
        if (entity.isOWLClass()) {
            OWLClass owldata = entity.asOWLClass();
            Iterator<OWLClassAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        // If the entity is a data property
        if (entity.isOWLDataProperty()) {
            OWLDataProperty owldata = entity.asOWLDataProperty();
            Iterator<OWLDataPropertyAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        // If the entity is an object property
        if (entity.isOWLObjectProperty()) {
            OWLObjectProperty owldata = entity.asOWLObjectProperty();
            Iterator<OWLObjectPropertyAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        // If the entity is a data type
        if (entity.isOWLDatatype()) {
            OWLDatatype owldata = entity.asOWLDatatype();
            Iterator<OWLDatatypeDefinitionAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        // If the entity is an individual
        if (entity.isOWLNamedIndividual()) {
            OWLNamedIndividual owldata = entity.asOWLNamedIndividual();
            Iterator<OWLIndividualAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        // If the entity is an annotations property
        if (entity.isOWLAnnotationProperty()) {
            OWLAnnotationProperty owldata = entity.asOWLAnnotationProperty();
            Iterator<OWLAnnotationAxiom> entityaxiom = owlmodel.getAxioms(owldata).iterator();
            while (entityaxiom.hasNext()) manager.addAxiom(ontology, entityaxiom.next());
            Iterator<OWLAnnotationAssertionAxiom> annotations = entity.getAnnotationAssertionAxioms(owlmodel).iterator();
            while (annotations.hasNext()) manager.addAxiom(ontology, annotations.next());
        }
        OntModel ontmodel = ModelOwlToJenaConvert(ontology, format);
        StmtIterator statement = ontmodel.listStatements();
        available = true;
        notifyAll();
        return statement;
    } catch (OWLOntologyCreationException eoc) {
        System.err.print("EntityOwlToJenaResource::: ");
        eoc.printStackTrace();
        return null;
    }
}

Example 85 with OWLOntology

use of org.semanticweb.owlapi.model.OWLOntology in project stanbol by apache.

the class ConversionTester method testEntityOwlToJenaResource.

public void testEntityOwlToJenaResource() {
    JenaToOwlConvert j2o = new JenaToOwlConvert();
    OWLOntologyManager mgr = OWLManager.createOWLOntologyManager();
    OWLOntology ont = null;
    StmtIterator resource = null;
    try {
        ont = mgr.createOntology();
    } catch (OWLOntologyCreationException e) {
        e.printStackTrace();
        fail("Could not load ontology");
    }
    OWLDataFactory factory = mgr.getOWLDataFactory();
    OWLClass cls = factory.getOWLClass(IRI.create(CLAZZ));
    OWLDataProperty dp = factory.getOWLDataProperty(IRI.create(DP));
    OWLObjectProperty op = factory.getOWLObjectProperty(IRI.create(OP));
    OWLAnnotationProperty oa = factory.getOWLAnnotationProperty(IRI.create(label));
    OWLAnnotation oav = factory.getOWLAnnotation(oa, factory.getOWLStringLiteral(clazzlabel, "en"));
    OWLDatatype dt = factory.getOWLDatatype(IRI.create(DATATYPE));
    OWLNamedIndividual sub = factory.getOWLNamedIndividual(IRI.create(SUBJECT));
    OWLNamedIndividual obj = factory.getOWLNamedIndividual(IRI.create(OBJECT));
    OWLLiteral literal1 = factory.getOWLTypedLiteral(VALUE, dt);
    // Classe
    OWLDeclarationAxiom daxiomcls = factory.getOWLDeclarationAxiom(cls);
    // obj prop
    OWLDeclarationAxiom daxiomop = factory.getOWLDeclarationAxiom(op);
    // data prop
    OWLDeclarationAxiom daxiomdp = factory.getOWLDeclarationAxiom(dp);
    // subject
    OWLDeclarationAxiom daxiomsub = factory.getOWLDeclarationAxiom(sub);
    // object
    OWLDeclarationAxiom daxiomobj = factory.getOWLDeclarationAxiom(obj);
    // Istanza
    OWLClassAssertionAxiom axiomsub = factory.getOWLClassAssertionAxiom(cls, sub);
    // Istanza
    OWLClassAssertionAxiom axiomobj = factory.getOWLClassAssertionAxiom(cls, obj);
    // Obj
    OWLObjectPropertyAssertionAxiom axiomop = factory.getOWLObjectPropertyAssertionAxiom(op, sub, obj);
    // prop
    // tra
    // individui
    OWLDataPropertyAssertionAxiom axiomvalue = factory.getOWLDataPropertyAssertionAxiom(dp, sub, // Dataprop all'istanza;
    literal1);
    // Annotazione
    OWLAnnotationAssertionAxiom axioman = factory.getOWLAnnotationAssertionAxiom(cls.getIRI(), oav);
    mgr.addAxiom(ont, daxiomcls);
    mgr.addAxiom(ont, daxiomop);
    mgr.addAxiom(ont, daxiomdp);
    mgr.addAxiom(ont, daxiomsub);
    mgr.addAxiom(ont, daxiomobj);
    mgr.addAxiom(ont, axiomsub);
    mgr.addAxiom(ont, axiomobj);
    mgr.addAxiom(ont, axiomop);
    mgr.addAxiom(ont, axiomvalue);
    mgr.addAxiom(ont, axioman);
    Set<OWLIndividualAxiom> ind = ont.getAxioms(sub);
    try {
        resource = j2o.EntityOwlToJenaResource(daxiomsub.getEntity(), ont, RDFXML);
        if (resource == null) {
            fail("Some errors accour");
        } else {
            int cont = 0;
            while (resource.hasNext()) {
                Statement stm = resource.nextStatement();
                IRI subres = IRI.create(stm.getSubject().getURI());
                if (("<" + subres + ">").equals(daxiomsub.getEntity().toString()))
                    cont++;
            }
            assertEquals(ind.size(), (cont - 1));
        }
    } catch (Exception e) {
        e.printStackTrace();
        fail("Exception caugth");
    } finally {
        assertNotNull(resource);
    }
}