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

Example 96 with Quad

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

the class TestParserFactory method trig_01.

@Test
public void trig_01() {
    String s = "{ <x> <p> <q> }";
    CatchParserOutput sink = parseCapture(s, Lang.TRIG);
    assertEquals(1, sink.startCalled);
    assertEquals(1, sink.finishCalled);
    assertEquals(0, sink.triples.size());
    assertEquals(1, sink.quads.size());
    Triple t = SSE.parseTriple("(<http://base/x> <http://base/p> <http://base/q>)");
    Quad q = new Quad(Quad.tripleInQuad, t);
    assertEquals(q, last(sink.quads));
}

Example 97 with Quad

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

the class TestAPI method testARQConstructQuad_a_2.

// Test a)+2): Quads constructed in the default graph
@Test
public void testARQConstructQuad_a_2() {
    String queryString = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o }";
    Query q = QueryFactory.create(queryString, Syntax.syntaxARQ);
    QueryExecution qExec = QueryExecutionFactory.create(q, d);
    Iterator<Quad> ts = qExec.execConstructQuads();
    DatasetGraph result = DatasetGraphFactory.create();
    long count = 0;
    while (ts.hasNext()) {
        count++;
        result.add(ts.next());
    }
    DatasetGraph expected = DatasetGraphFactory.create();
    expected.add(Quad.defaultGraphNodeGenerated, s.asNode(), p.asNode(), o.asNode());
    assertEquals(1, count);
    assertTrue(IsoMatcher.isomorphic(expected, result));
}

Example 98 with Quad

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

the class TestAPI method testARQConstructQuad_b_2.

// Test b)+2)
@Test
public void testARQConstructQuad_b_2() {
    String queryString = "CONSTRUCT { GRAPH ?g1 {?s ?p ?o} } WHERE { ?s ?p ?o. GRAPH ?g1 {?s1 ?p1 'x1'} }";
    Query q = QueryFactory.create(queryString, Syntax.syntaxARQ);
    QueryExecution qExec = QueryExecutionFactory.create(q, d);
    Iterator<Quad> ts = qExec.execConstructQuads();
    DatasetGraph result = DatasetGraphFactory.create();
    long count = 0;
    while (ts.hasNext()) {
        count++;
        Quad qd = ts.next();
        result.add(qd);
    }
    DatasetGraph expected = DatasetGraphFactory.create();
    expected.add(g1.asNode(), s.asNode(), p.asNode(), o.asNode());
    assertEquals(1, count);
    assertTrue(IsoMatcher.isomorphic(expected, result));
}

Example 99 with Quad

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

the class TriGBlankNodeOutputTests method generateTuples.

@Override
protected Iterator<QuadWritable> generateTuples(int num) {
    List<QuadWritable> qs = new ArrayList<QuadWritable>();
    Node subject = NodeFactory.createBlankNode();
    for (int i = 0; i < num; i++) {
        Quad t = new Quad(NodeFactory.createURI("http://example.org/graphs/" + i), subject, NodeFactory.createURI("http://example.org/predicate"), NodeFactory.createLiteral(Integer.toString(i), XSDDatatype.XSDinteger));
        qs.add(new QuadWritable(t));
    }
    return qs.iterator();
}

Example 100 with Quad

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

the class Template method getGraphPattern.

public Map<Node, BasicPattern> getGraphPattern() {
    List<Quad> quads = getQuads();
    HashMap<Node, BasicPattern> graphs = new HashMap<>();
    for (Quad q : quads) {
        BasicPattern bgp = graphs.get(q.getGraph());
        if (bgp == null) {
            bgp = new BasicPattern();
            graphs.put(q.getGraph(), bgp);
        }
        bgp.add(q.asTriple());
    }
    return graphs;
}