Examples with Quad org.apache.jena.sparql.core.Quad used on opensource projects

Example 56 with Quad

use of org.apache.jena.sparql.core.Quad in project jena by apache.

the class TestDatasetGraphInMemoryBasic method orderingOfNodesFromFindIsCorrect.

@Test
public void orderingOfNodesFromFindIsCorrect() {
    final DatasetGraph dsg = DatasetGraphFactory.createTxnMem();
    final Node p = parseNode(":p");
    final Triple triple = parseTriple("(:s :p :o)");
    dsg.getDefaultGraph().add(triple);
    final Iterator<Triple> iter = dsg.getDefaultGraph().find(null, p, null);
    assertTrue(some(iter, triple::equals));
    final Node p1 = parseNode(":p1");
    final Quad quad = parseQuad("(:g1 :s1 :p1 :o1)");
    dsg.add(quad);
    final Iterator<Quad> iter2 = dsg.find(null, null, p1, null);
    assertTrue(some(iter2, quad::equals));
    Iter.print(err, iter2);
}

Example 57 with Quad

use of org.apache.jena.sparql.core.Quad in project jena by apache.

the class TestHexTable method checkConcreteQueries.

@Test
public void checkConcreteQueries() {
    queryPatterns().filter(p -> !allWildcardQuery.equals(p)).map(TestHexTable::exampleFrom).forEach(testQuery -> {
        final HexTable index = new HexTable();
        index.begin(null);
        index.add(testTuple());
        final Node node = createBlankNode();
        final Quad noiseQuad = Quad.create(node, node, node, node);
        index.add(noiseQuad);
        index.commit();
        index.begin(null);
        Set<Quad> contents = index.find(testQuery.getGraph(), testQuery.getSubject(), testQuery.getPredicate(), testQuery.getObject()).collect(toSet());
        assertEquals(of(testTuple()), contents);
        contents = index.find(null, ANY, null, ANY).collect(toSet());
        assertEquals(of(testTuple(), noiseQuad), contents);
        index.end();
    });
}

Example 58 with Quad

use of org.apache.jena.sparql.core.Quad in project jena by apache.

the class AbstractDatasetGraphTests method quad_04.

@Test
public void quad_04() {
    DatasetGraph dsg = emptyDataset();
    assertNotNull(dsg);
    Quad quad1 = SSE.parseQuad("(quad <g> <s> <p> <o1>)");
    Quad quad2 = SSE.parseQuad("(quad <g> <s> <p> <o2>)");
    dsg.add(quad1);
    dsg.add(quad2);
    Iterator<Quad> iter = dsg.find(NodeFactory.createURI("g"), NodeFactory.createURI("s"), null, null);
    assertTrue(iter.hasNext());
    Set<Quad> x = Iter.iter(iter).toSet();
    assertEquals(2, x.size());
    assertTrue(x.contains(quad1));
    assertTrue(x.contains(quad2));
}

Example 59 with Quad

use of org.apache.jena.sparql.core.Quad in project jena by apache.

the class AbstractDatasetGraphFindPatterns method find_pattern_s.

@Test
public void find_pattern_s() {
    DatasetGraph dsg = create(dataPattern);
    List<Quad> quads1 = Iter.toList(dsg.find(null, node(":sx"), null, null));
    List<Quad> quads2 = Arrays.asList(q_s, q_gs, q_sp, q_so, q_gsp, q_gso, q_spo, q_gspo);
    BaseTest.assertEqualsUnordered("find(s)", quads1, quads2);
}

Example 60 with Quad

use of org.apache.jena.sparql.core.Quad in project jena by apache.

the class AbstractDatasetGraphFindPatterns method find_pattern_p.

@Test
public void find_pattern_p() {
    DatasetGraph dsg = create(dataPattern);
    List<Quad> quads1 = Iter.toList(dsg.find(null, null, node(":px"), null));
    List<Quad> quads2 = Arrays.asList(q_p, q_gp, q_sp, q_po, q_gsp, q_gpo, q_spo, q_gspo);
    BaseTest.assertEqualsUnordered("find(p)", quads1, quads2);
}