Examples with RowSet org.apache.jena.sparql.exec.RowSet used on opensource projects

Example 21 with RowSet

use of org.apache.jena.sparql.exec.RowSet in project jena by apache.

the class TestService method service_query_bad_3.

@Test(expected = QueryExceptionHTTP.class)
public void service_query_bad_3() {
    DatasetGraph dsg = env.dsg();
    dsg.executeWrite(() -> dsg.add(SSE.parseQuad("(_ :s :p :o)")));
    // Not a dataset of the server
    String queryString = "SELECT * { SERVICE <http://nosuchsite/> { ?s ?p ?o }} ";
    // Connect to local, unused, permanently empty dataset
    try (RDFLink link = RDFLinkFactory.connect(localDataset())) {
        try (QueryExec qExec = link.query(queryString)) {
            // Where it should go wrong.
            RowSet rs = qExec.select();
            // Should go on execution.
            rs.hasNext();
            fail("Should not get here");
        }
    }
}

Example 22 with RowSet

use of org.apache.jena.sparql.exec.RowSet in project jena by apache.

the class TestService method service_scope_service_3.

// JENA-2280
@Test
public void service_scope_service_3() {
    String queryString = StrUtils.strjoinNL("SELECT * {", "  SELECT (?value as ?temp) {", "    SERVICE <" + SERVICE + "> { VALUES ?value { 'test' }  }", "  }", "}");
    RowSet rs = QueryExec.dataset(localDataset()).query(queryString).select().materialize();
    Binding row = rs.next();
    assertTrue(row.contains("temp"));
}

Example 23 with RowSet

use of org.apache.jena.sparql.exec.RowSet in project jena by apache.

the class AbstractTestRDFLink method query_build_01.

@Test
public void query_build_01() {
    try (RDFLink link = link()) {
        Txn.executeRead(link, () -> {
            RowSet rs = link.newQuery().query("SELECT * { ?s ?p ?o}").select();
            assertNotNull(rs);
        });
    }
}

Example 24 with RowSet

use of org.apache.jena.sparql.exec.RowSet in project jena by apache.

the class AbstractTestRDFLink method query_01.

@Test
public void query_01() {
    try (RDFLink link = link()) {
        Txn.executeRead(link, () -> {
            try (QueryExec qExec = link.query("SELECT ?x {}")) {
                RowSet rs = qExec.select();
                assertNotNull(rs);
            }
        });
    }
}

Example 25 with RowSet

use of org.apache.jena.sparql.exec.RowSet in project jena by apache.

the class TestSolverTDB method solve_07.

@Test
public void solve_07() {
    // JENA-1428, JENA-1529
    String x = "(sequence  (table (vars ?X) (row [?X 'NotPresent']))  (bgp (triple :s :p ?o)))";
    RowSet rs1 = exec(x);
    assertTrue(rs1.hasNext());
    // Executing without stack trace is enough.
    rs1.materialize();
}