Examples with RyaStatement org.apache.rya.api.domain.RyaStatement used on opensource projects

Example 91 with RyaStatement

use of org.apache.rya.api.domain.RyaStatement in project incubator-rya by apache.

the class StatementPatternEvalTest method simpleQueryWithoutBindingSets.

@Test
public void simpleQueryWithoutBindingSets() throws MalformedQueryException, QueryEvaluationException, RyaDAOException {
    // query is used to build statement that will be evaluated
    String query = "select ?x ?c where{ graph ?c  {?x <uri:talksTo> <uri:Bob>. }}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq = parser.parseQuery(query, null);
    List<StatementPattern> spList = StatementPatternCollector.process(pq.getTupleExpr());
    RyaStatement statement1 = new RyaStatement(new RyaURI("uri:Joe"), new RyaURI("uri:talksTo"), new RyaType("uri:Bob"), new RyaURI("uri:context1"), "", new StatementMetadata());
    dao.add(statement1);
    RyaStatement statement2 = new RyaStatement(new RyaURI("uri:Doug"), new RyaURI("uri:talksTo"), new RyaType("uri:Bob"), new RyaURI("uri:context2"), "", new StatementMetadata());
    dao.add(statement2);
    RyaStatement statement3 = new RyaStatement(new RyaURI("uri:Eric"), new RyaURI("uri:talksTo"), new RyaType("uri:Bob"), new RyaURI("uri:context3"), "", new StatementMetadata());
    dao.add(statement3);
    QueryBindingSet bsConstraint1 = new QueryBindingSet();
    CloseableIteration<BindingSet, QueryEvaluationException> iteration = eval.evaluate(spList.get(0), Arrays.asList(bsConstraint1));
    List<BindingSet> bsList = new ArrayList<>();
    while (iteration.hasNext()) {
        bsList.add(iteration.next());
    }
    Assert.assertEquals(3, bsList.size());
    QueryBindingSet expected1 = new QueryBindingSet();
    expected1.addBinding("x", new URIImpl("uri:Joe"));
    expected1.addBinding("c", new URIImpl("uri:context1"));
    QueryBindingSet expected2 = new QueryBindingSet();
    expected2.addBinding("x", new URIImpl("uri:Doug"));
    expected2.addBinding("c", new URIImpl("uri:context2"));
    QueryBindingSet expected3 = new QueryBindingSet();
    expected3.addBinding("x", new URIImpl("uri:Eric"));
    expected3.addBinding("c", new URIImpl("uri:context3"));
    Set<BindingSet> expected = new HashSet<>(Arrays.asList(expected1, expected2, expected3));
    Set<BindingSet> actual = new HashSet<>(bsList);
    Assert.assertEquals(expected, actual);
    dao.delete(Arrays.asList(statement1, statement2, statement3).iterator(), conf);
}

Example 92 with RyaStatement

use of org.apache.rya.api.domain.RyaStatement in project incubator-rya by apache.

the class IterativeJoinTest method testSimpleIterativeJoin.

@Test
public void testSimpleIterativeJoin() throws Exception {
    // add data
    RyaURI pred = new RyaURI(litdupsNS, "pred1");
    RyaType one = new RyaType("1");
    RyaType two = new RyaType("2");
    RyaURI subj1 = new RyaURI(litdupsNS, "subj1");
    RyaURI subj2 = new RyaURI(litdupsNS, "subj2");
    RyaURI subj3 = new RyaURI(litdupsNS, "subj3");
    RyaURI subj4 = new RyaURI(litdupsNS, "subj4");
    dao.add(new RyaStatement(subj1, pred, one));
    dao.add(new RyaStatement(subj1, pred, two));
    dao.add(new RyaStatement(subj2, pred, one));
    dao.add(new RyaStatement(subj2, pred, two));
    dao.add(new RyaStatement(subj3, pred, one));
    dao.add(new RyaStatement(subj3, pred, two));
    dao.add(new RyaStatement(subj4, pred, one));
    dao.add(new RyaStatement(subj4, pred, two));
    // 1 join
    IterativeJoin iterJoin = new IterativeJoin(dao.getQueryEngine());
    CloseableIteration<RyaURI, RyaDAOException> join = iterJoin.join(null, new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, one), new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, two));
    Set<RyaURI> uris = new HashSet<RyaURI>();
    while (join.hasNext()) {
        uris.add(join.next());
    }
    assertTrue(uris.contains(subj1));
    assertTrue(uris.contains(subj2));
    assertTrue(uris.contains(subj3));
    assertTrue(uris.contains(subj4));
    join.close();
}

Example 93 with RyaStatement

use of org.apache.rya.api.domain.RyaStatement in project incubator-rya by apache.

the class IterativeJoinTest method testSimpleIterativeJoinPredicateOnly2.

@Test
public void testSimpleIterativeJoinPredicateOnly2() throws Exception {
    // add data
    RyaURI pred1 = new RyaURI(litdupsNS, "pred1");
    RyaURI pred2 = new RyaURI(litdupsNS, "pred2");
    RyaType one = new RyaType("1");
    RyaType two = new RyaType("2");
    RyaType three = new RyaType("3");
    RyaURI subj1 = new RyaURI(litdupsNS, "subj1");
    RyaURI subj2 = new RyaURI(litdupsNS, "subj2");
    RyaURI subj3 = new RyaURI(litdupsNS, "subj3");
    RyaURI subj4 = new RyaURI(litdupsNS, "subj4");
    dao.add(new RyaStatement(subj1, pred1, one));
    dao.add(new RyaStatement(subj1, pred1, two));
    dao.add(new RyaStatement(subj1, pred1, three));
    dao.add(new RyaStatement(subj1, pred2, one));
    dao.add(new RyaStatement(subj1, pred2, two));
    dao.add(new RyaStatement(subj1, pred2, three));
    dao.add(new RyaStatement(subj2, pred1, one));
    dao.add(new RyaStatement(subj2, pred1, two));
    dao.add(new RyaStatement(subj2, pred1, three));
    dao.add(new RyaStatement(subj2, pred2, one));
    dao.add(new RyaStatement(subj2, pred2, two));
    dao.add(new RyaStatement(subj2, pred2, three));
    dao.add(new RyaStatement(subj3, pred1, one));
    dao.add(new RyaStatement(subj3, pred1, two));
    dao.add(new RyaStatement(subj3, pred1, three));
    dao.add(new RyaStatement(subj3, pred2, one));
    dao.add(new RyaStatement(subj3, pred2, two));
    dao.add(new RyaStatement(subj3, pred2, three));
    dao.add(new RyaStatement(subj4, pred1, one));
    dao.add(new RyaStatement(subj4, pred1, two));
    dao.add(new RyaStatement(subj4, pred1, three));
    dao.add(new RyaStatement(subj4, pred2, one));
    dao.add(new RyaStatement(subj4, pred2, two));
    dao.add(new RyaStatement(subj4, pred2, three));
    // 1 join
    IterativeJoin ijoin = new IterativeJoin(dao.getQueryEngine());
    CloseableIteration<RyaStatement, RyaDAOException> join = ijoin.join(null, pred1, pred2);
    int count = 0;
    while (join.hasNext()) {
        RyaStatement next = join.next();
        count++;
    }
    assertEquals(12, count);
    join.close();
}

Example 94 with RyaStatement

use of org.apache.rya.api.domain.RyaStatement in project incubator-rya by apache.

the class HashJoinTest method testMergeJoinMultiWayNone2.

@Test
public void testMergeJoinMultiWayNone2() throws Exception {
    // add data
    RyaURI pred = new RyaURI(litdupsNS, "pred1");
    RyaType zero = new RyaType("0");
    RyaType one = new RyaType("1");
    RyaType two = new RyaType("2");
    RyaType three = new RyaType("3");
    RyaType four = new RyaType("4");
    RyaURI subj1 = new RyaURI(litdupsNS, "subj1");
    RyaURI subj2 = new RyaURI(litdupsNS, "subj2");
    RyaURI subj3 = new RyaURI(litdupsNS, "subj3");
    RyaURI subj4 = new RyaURI(litdupsNS, "subj4");
    dao.add(new RyaStatement(subj1, pred, one));
    dao.add(new RyaStatement(subj1, pred, four));
    dao.add(new RyaStatement(subj2, pred, zero));
    dao.add(new RyaStatement(subj2, pred, one));
    dao.add(new RyaStatement(subj2, pred, four));
    dao.add(new RyaStatement(subj3, pred, two));
    dao.add(new RyaStatement(subj3, pred, four));
    dao.add(new RyaStatement(subj4, pred, one));
    dao.add(new RyaStatement(subj4, pred, two));
    // 1 join
    HashJoin hjoin = new HashJoin(dao.getQueryEngine());
    CloseableIteration<RyaURI, RyaDAOException> join = hjoin.join(null, new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, one), new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, two), new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, three), new RdfCloudTripleStoreUtils.CustomEntry<RyaURI, RyaType>(pred, four));
    assertFalse(join.hasNext());
    join.close();
}

Example 95 with RyaStatement

use of org.apache.rya.api.domain.RyaStatement in project incubator-rya by apache.

the class HashJoinTest method testSimpleMergeJoinPredicateOnly2.

@Test
public void testSimpleMergeJoinPredicateOnly2() throws Exception {
    // add data
    RyaURI pred1 = new RyaURI(litdupsNS, "pred1");
    RyaURI pred2 = new RyaURI(litdupsNS, "pred2");
    RyaType one = new RyaType("1");
    RyaType two = new RyaType("2");
    RyaType three = new RyaType("3");
    RyaURI subj1 = new RyaURI(litdupsNS, "subj1");
    RyaURI subj2 = new RyaURI(litdupsNS, "subj2");
    RyaURI subj3 = new RyaURI(litdupsNS, "subj3");
    RyaURI subj4 = new RyaURI(litdupsNS, "subj4");
    dao.add(new RyaStatement(subj1, pred1, one));
    dao.add(new RyaStatement(subj1, pred1, two));
    dao.add(new RyaStatement(subj1, pred1, three));
    dao.add(new RyaStatement(subj1, pred2, one));
    dao.add(new RyaStatement(subj1, pred2, two));
    dao.add(new RyaStatement(subj1, pred2, three));
    dao.add(new RyaStatement(subj2, pred1, one));
    dao.add(new RyaStatement(subj2, pred1, two));
    dao.add(new RyaStatement(subj2, pred1, three));
    dao.add(new RyaStatement(subj2, pred2, one));
    dao.add(new RyaStatement(subj2, pred2, two));
    dao.add(new RyaStatement(subj2, pred2, three));
    dao.add(new RyaStatement(subj3, pred1, one));
    dao.add(new RyaStatement(subj3, pred1, two));
    dao.add(new RyaStatement(subj3, pred1, three));
    dao.add(new RyaStatement(subj3, pred2, one));
    dao.add(new RyaStatement(subj3, pred2, two));
    dao.add(new RyaStatement(subj3, pred2, three));
    dao.add(new RyaStatement(subj4, pred1, one));
    dao.add(new RyaStatement(subj4, pred1, two));
    dao.add(new RyaStatement(subj4, pred1, three));
    dao.add(new RyaStatement(subj4, pred2, one));
    dao.add(new RyaStatement(subj4, pred2, two));
    dao.add(new RyaStatement(subj4, pred2, three));
    // 1 join
    HashJoin ijoin = new HashJoin(dao.getQueryEngine());
    CloseableIteration<RyaStatement, RyaDAOException> join = ijoin.join(null, pred1, pred2);
    int count = 0;
    while (join.hasNext()) {
        RyaStatement next = join.next();
        count++;
    }
    assertEquals(12, count);
    join.close();
}