Examples with Rule fr.lirmm.graphik.graal.api.core.Rule used on opensource projects

Example 16 with Rule

use of fr.lirmm.graphik.graal.api.core.Rule in project graal by graphik-team.

the class OWL2ParserTest method inverseObjectProperty.

@Test
public void inverseObjectProperty() {
    // q(X, Y) <-> p(Y, X).
    try {
        OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:ObjectProperty . " + ":q rdf:type owl:ObjectProperty . " + ":p owl:inverseOf :q .");
        int nbRules = 0;
        while (parser.hasNext()) {
            Object o = parser.next();
            if (o instanceof Rule) {
                ++nbRules;
                Rule r = (Rule) o;
                Atom subProperty = (Atom) r.getBody().iterator().next();
                Atom property = (Atom) r.getHead().iterator().next();
                Assert.assertTrue(Q.equals(property.getPredicate()) || P.equals(property.getPredicate()));
                Assert.assertTrue(Q.equals(subProperty.getPredicate()) || P.equals(subProperty.getPredicate()));
                Assert.assertEquals(property.getTerm(0), subProperty.getTerm(1));
                Assert.assertEquals(property.getTerm(1), subProperty.getTerm(0));
            }
        }
        parser.close();
        Assert.assertEquals("Number of assertions found:", 2, nbRules);
    } catch (Exception e) {
        Assert.assertFalse(e.getMessage(), true);
    }
}

Example 17 with Rule

use of fr.lirmm.graphik.graal.api.core.Rule in project graal by graphik-team.

the class OWL2ParserTest method objectMaxCardinality1.

@Test
public void objectMaxCardinality1() throws OWL2ParserException {
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":A rdf:type owl:Class . " + ":B rdf:type owl:Class . " + ":p rdf:type owl:ObjectProperty . " + " :A rdfs:subClassOf [ rdf:type owl:Restriction ; " + " owl:onProperty :p ; " + " owl:onClass :B ; " + " owl:maxCardinality 1 ] . ");
    int nbRules = 0;
    while (parser.hasNext()) {
        if (parser.next() instanceof Rule)
            ++nbRules;
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 1, nbRules);
}

Example 18 with Rule

use of fr.lirmm.graphik.graal.api.core.Rule in project graal by graphik-team.

the class OWL2ParserTest method objectPropertyRange.

// /////////////////////////////////////////////////////////////////////////
// 
// /////////////////////////////////////////////////////////////////////////
@Test
public void objectPropertyRange() {
    // C(Y) :- p(X, Y).
    try {
        OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:ObjectProperty . " + ":A rdf:type owl:Class . " + ":p rdfs:range :A .");
        boolean found = false;
        while (parser.hasNext()) {
            Object o = parser.next();
            if (!(o instanceof Prefix)) {
                Rule r = (Rule) o;
                Atom property = (Atom) r.getBody().iterator().next();
                Assert.assertEquals(P, property.getPredicate());
                Atom classs = (Atom) r.getHead().iterator().next();
                Assert.assertEquals(A, classs.getPredicate());
                Assert.assertEquals(property.getTerm(1), classs.getTerm(0));
                found = true;
            }
        }
        parser.close();
        Assert.assertTrue("Number of assertions found:", found);
    } catch (Exception e) {
        Assert.assertFalse(e.getMessage(), true);
    }
}

Example 19 with Rule

use of fr.lirmm.graphik.graal.api.core.Rule in project graal by graphik-team.

the class OWL2ParserTest method objectMinCardinality0.

@Test
public void objectMinCardinality0() throws OWL2ParserException {
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":A rdf:type owl:Class . " + ":B rdf:type owl:Class . " + ":p rdf:type owl:ObjectProperty . " + " [ rdf:type owl:Restriction ; " + " owl:onProperty :p ; " + " owl:onClass :A ; " + " owl:minCardinality 0 ] " + "  " + " rdfs:subClassOf :B . ");
    int nbRules = 0;
    while (parser.hasNext()) {
        Object o = parser.next();
        if (o instanceof Rule) {
            ++nbRules;
            Rule r = (Rule) o;
            CloseableIteratorWithoutException<Atom> bodyIt = r.getBody().iterator();
            CloseableIteratorWithoutException<Atom> headIt = r.getHead().iterator();
            Assert.assertTrue(bodyIt.hasNext());
            Assert.assertTrue(headIt.hasNext());
            Atom body = bodyIt.next();
            Atom head = headIt.next();
            Assert.assertFalse(bodyIt.hasNext());
            Assert.assertFalse(headIt.hasNext());
            Assert.assertEquals(Predicate.TOP, body.getPredicate());
            Assert.assertEquals(B, head.getPredicate());
            Assert.assertTrue(!body.getTerm(0).isConstant());
            Assert.assertEquals(body.getTerm(0), head.getTerm(0));
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 1, nbRules);
}

Example 20 with Rule

use of fr.lirmm.graphik.graal.api.core.Rule in project graal by graphik-team.

the class OWL2ParserTest method subDataPropertyOfAxiom.

// /////////////////////////////////////////////////////////////////////////
// Data Property
// /////////////////////////////////////////////////////////////////////////
@Test
public void subDataPropertyOfAxiom() throws OWL2ParserException {
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:DatatypeProperty . " + ":q rdf:type owl:DatatypeProperty . " + ":p rdfs:subPropertyOf :q. ");
    int nbRules = 0;
    while (parser.hasNext()) {
        Object o = parser.next();
        if (o instanceof Rule) {
            ++nbRules;
            Rule r = (Rule) o;
            CloseableIteratorWithoutException<Atom> bodyIt = r.getBody().iterator();
            CloseableIteratorWithoutException<Atom> headIt = r.getHead().iterator();
            Assert.assertTrue(bodyIt.hasNext());
            Assert.assertTrue(headIt.hasNext());
            Atom body = bodyIt.next();
            Atom head = headIt.next();
            Assert.assertTrue(!body.getTerm(0).isConstant());
            Assert.assertTrue(body.getTerm(0).equals(head.getTerm(0)));
            Assert.assertTrue(!body.getTerm(1).isConstant());
            Assert.assertTrue(body.getTerm(1).equals(head.getTerm(1)));
            Assert.assertEquals(P, body.getPredicate());
            Assert.assertEquals(Q, head.getPredicate());
            Assert.assertFalse(bodyIt.hasNext());
            Assert.assertFalse(headIt.hasNext());
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 1, nbRules);
}