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

Example 26 with Atom

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

the class DlgpParserTest method parseNegativeConstraint.

// /////////////////////////////////////////////////////////////////////////
// NEGATIVE CONSTRAINT
// /////////////////////////////////////////////////////////////////////////
@Test
public void parseNegativeConstraint() throws ParseException {
    NegativeConstraint r = DlgpParser.parseNegativeConstraint("[N1]!:-p(X,Y), q(X,Y).");
    CloseableIteratorWithoutException<Atom> it = r.getBody().iterator();
    Atom body = it.next();
    Assert.assertTrue(body.getTerm(0).isVariable());
    Assert.assertTrue(body.getTerm(1).isVariable());
    body = it.next();
    Assert.assertTrue(body.getTerm(0).isVariable());
    Assert.assertTrue(body.getTerm(1).isVariable());
    Assert.assertEquals("N1", r.getLabel());
}

Example 27 with Atom

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

the class DlgpParserTest method parseQueryWithConstantInAns.

@Test
public void parseQueryWithConstantInAns() throws ParseException {
    ConjunctiveQuery q = DlgpParser.parseQuery("?(b,X) :- p(a,X).");
    List<Term> ans = q.getAnswerVariables();
    Assert.assertEquals(B, ans.get(0));
    Assert.assertEquals(X, ans.get(1));
    Atom a = q.getAtomSet().iterator().next();
    Assert.assertEquals(A, a.getTerm(0));
    Assert.assertEquals(X, a.getTerm(1));
}

Example 28 with Atom

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

the class OWL2ParserTest method disjointProperty.

@Test
public void disjointProperty() {
    // ! :- q(X, Y), p(X, Y).
    try {
        OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:ObjectProperty . " + ":q rdf:type owl:ObjectProperty . " + ":p owl:propertyDisjointWith :q .");
        int nbRules = 0;
        while (parser.hasNext()) {
            Object o = parser.next();
            if (o instanceof Rule) {
                ++nbRules;
                Rule r = (Rule) o;
                CloseableIteratorWithoutException<Atom> it = r.getBody().iterator();
                Atom a1 = (Atom) it.next();
                Atom a2 = (Atom) it.next();
                Assert.assertFalse(it.hasNext());
                Assert.assertTrue(P.equals(a1.getPredicate()) || Q.equals(a1.getPredicate()));
                Assert.assertTrue(P.equals(a2.getPredicate()) || Q.equals(a2.getPredicate()));
                Assert.assertTrue(P.equals(a2.getPredicate()) || P.equals(a1.getPredicate()));
                Assert.assertTrue(Q.equals(a2.getPredicate()) || Q.equals(a1.getPredicate()));
                Assert.assertEquals(a1.getTerm(0), a2.getTerm(0));
                Assert.assertEquals(a1.getTerm(1), a2.getTerm(1));
            }
        }
        parser.close();
        Assert.assertEquals("Number of assertions found:", 1, nbRules);
    } catch (Exception e) {
        Assert.assertFalse(e.getMessage(), true);
    }
}

Example 29 with Atom

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

the class OWL2ParserTest method subClassOfAxiom.

// /////////////////////////////////////////////////////////////////////////
// Axioms
// /////////////////////////////////////////////////////////////////////////
@Test
public void subClassOfAxiom() throws OWL2ParserException {
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":A rdf:type owl:Class . " + ":B rdf:type owl:Class . " + ":A 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.assertTrue(!body.getTerm(0).isConstant());
            Assert.assertTrue(body.getTerm(0).equals(head.getTerm(0)));
            Assert.assertEquals(A, body.getPredicate());
            Assert.assertEquals(B, head.getPredicate());
            Assert.assertFalse(bodyIt.hasNext());
            Assert.assertFalse(headIt.hasNext());
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 1, nbRules);
}

Example 30 with Atom

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

the class OWL2ParserTest method complexClassAssertion.

@Test
public void complexClassAssertion() throws OWL2ParserException {
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":A rdf:type owl:Class . " + ":B rdf:type owl:Class . " + ":i1 a [owl:intersectionOf ( :A [owl:complementOf :B] ) ] ." + "");
    int nbFacts = 0;
    int nbConstraint = 0;
    while (parser.hasNext()) {
        Object o = parser.next();
        if ((o instanceof InMemoryAtomSet)) {
            ++nbFacts;
            CloseableIteratorWithoutException<Atom> it = ((InMemoryAtomSet) o).iterator();
            Assert.assertTrue(it.hasNext());
            Atom a = it.next();
            Assert.assertEquals(A, a.getPredicate());
            Assert.assertEquals(I1, a.getTerm(0));
        }
        if ((o instanceof DefaultNegativeConstraint)) {
            ++nbConstraint;
            CloseableIteratorWithoutException<Atom> it = ((DefaultNegativeConstraint) o).getBody().iterator();
            Assert.assertTrue(it.hasNext());
            Atom a = it.next();
            Assert.assertEquals(B, a.getPredicate());
            Assert.assertEquals(I1, a.getTerm(0));
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 1, nbFacts);
    Assert.assertEquals("Number of assertions found:", 1, nbConstraint);
}