Examples of com.hp.hpl.jena.ontology.OntModel.createClass()

com.hp.hpl.jena.ontology.OntModel.createClass()

Answer a resource that represents an anonymous class description in this model. A new anonymous resource of rdf:type C, where C is the class type from the language profile.
@return An anonymous Class resource.

    OntModel ontmodel = ModelFactory.createOntologyModel( PelletReasonerFactory.THE_SPEC );


    String nc = "urn:test:";


    OntClass class1 = ontmodel.createClass( nc + "C1" );
    OntClass class2 = ontmodel.createClass( nc + "C2" );


    Individual[] inds = new Individual[6];
    for( int j = 0; j < 6; j++ ) {
      inds[j] = ontmodel.createIndividual( nc + "Ind" + j, OWL.Thing );
    }

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  public void testDelete() {
    String ns = "urn:test:";


    OntModel model = ModelFactory.createOntologyModel();


    OntClass A = model.createClass( ns + "A" );
    ObjectProperty P = model.createObjectProperty( ns + "P" );
    P.addDomain( A );
    Individual x = model.createIndividual( ns + "x", OWL.Thing );
    Individual y = model.createIndividual( ns + "y", OWL.Thing );
    x.addProperty( P, y );

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    OntModelSpec spec = new OntModelSpec( OntModelSpec.OWL_DL_MEM );
    spec.setReasoner( r );
    OntModel model = ModelFactory.createOntologyModel( spec, null );


    OntClass A = model.createClass( ns + "A" );
    OntClass B = model.createClass( ns + "B" );
    ObjectProperty P = model.createObjectProperty( ns + "P" );
    P.addDomain( model.createUnionClass( null, model.createList( new RDFNode[] { A, B } ) ) );


    OntClass oc = model.getOntClass( ns + "B" );

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    OntModelSpec spec = new OntModelSpec( OntModelSpec.OWL_DL_MEM );
    spec.setReasoner( r );
    OntModel model = ModelFactory.createOntologyModel( spec, null );


    OntClass A = model.createClass( ns + "A" );
    OntClass B = model.createClass( ns + "B" );
    ObjectProperty P = model.createObjectProperty( ns + "P" );
    P.addDomain( model.createUnionClass( null, model.createList( new RDFNode[] { A, B } ) ) );


    OntClass oc = model.getOntClass( ns + "B" );

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  public void testDifferentFrom1() {
    String ns = "urn:test:";


    OntModel model = ModelFactory.createOntologyModel( PelletReasonerFactory.THE_SPEC );


    OntClass C = model.createClass( ns + "C" );
    OntClass D = model.createClass( ns + "D" );


    Individual a = model.createIndividual( ns + "a", C );
    Individual b = model.createIndividual( ns + "b", C );
    Individual c = model.createIndividual( ns + "c", D );

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    String ns = "urn:test:";


    OntModel model = ModelFactory.createOntologyModel( PelletReasonerFactory.THE_SPEC );


    OntClass C = model.createClass( ns + "C" );
    OntClass D = model.createClass( ns + "D" );


    Individual a = model.createIndividual( ns + "a", C );
    Individual b = model.createIndividual( ns + "b", C );
    Individual c = model.createIndividual( ns + "c", D );
    Individual d = model.createIndividual( ns + "d", OWL.Thing );

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  public void testHasValueReasoning() {
    String ns = "urn:test:";
    OntModelSpec spec = new OntModelSpec( OntModelSpec.OWL_DL_MEM );
    spec.setReasoner( new PelletReasoner() );
    OntModel model = ModelFactory.createOntologyModel( spec, null );
    OntClass HomeOwner = model.createClass( ns + "HomeOwner" );
    Individual bob = model.createIndividual( ns + "bob", HomeOwner );
    ObjectProperty hasNeighbor = model.createObjectProperty( ns + "hasNeighbor" );
    OntClass NeighborOfBob = model.createClass( ns + "NeighborOfBob" );
    NeighborOfBob
        .addEquivalentClass( model.createHasValueRestriction( null, hasNeighbor, bob ) );

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    spec.setReasoner( new PelletReasoner() );
    OntModel model = ModelFactory.createOntologyModel( spec, null );
    OntClass HomeOwner = model.createClass( ns + "HomeOwner" );
    Individual bob = model.createIndividual( ns + "bob", HomeOwner );
    ObjectProperty hasNeighbor = model.createObjectProperty( ns + "hasNeighbor" );
    OntClass NeighborOfBob = model.createClass( ns + "NeighborOfBob" );
    NeighborOfBob
        .addEquivalentClass( model.createHasValueRestriction( null, hasNeighbor, bob ) );
    Individual susan = model.createIndividual( ns + "susan", HomeOwner );
    susan.setPropertyValue( hasNeighbor, bob );
    // model.write(System.out, "RDF/XML-ABBREV");

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  @Test
  public void testPropertyAssertions2() {
    String ns = "urn:test:";


    OntModel model = ModelFactory.createOntologyModel( PelletReasonerFactory.THE_SPEC );
    OntClass Person = model.createClass( ns + "Person" );
    OntProperty hasFather = model.createObjectProperty( ns + "hasFather" );
    OntProperty hasBioFather = model.createObjectProperty( ns + "hasBioFather", true );
    hasBioFather.addSuperProperty( hasFather );
    Person.addSuperClass( model.createMinCardinalityRestriction( null, hasBioFather, 1 ) );

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  public void testDatatypeCardinality() {
    String ns = "http://www.example.org/test#";


    OntModel model = ModelFactory.createOntologyModel( PelletReasonerFactory.THE_SPEC );


    OntClass C1 = model.createClass( ns + "C1" );
    OntClass C2 = model.createClass( ns + "C2" );


    DatatypeProperty p = model.createDatatypeProperty( ns + "p" );
    p.addRange( XSD.xboolean );

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