Examples with QuerySolution org.apache.jena.query.QuerySolution used on opensource projects

Example 56 with QuerySolution

use of org.apache.jena.query.QuerySolution in project jena by apache.

the class AzimuthDegreesFFTest method testExec_query.

/**
 * Test of exec method, of class AzimuthDegreesFF.
 */
@Test
public void testExec_query() {
    Dataset dataset = SpatialIndexTestData.createTestDataset();
    String query = "PREFIX spatialF: <http://jena.apache.org/function/spatial#>\n" + "\n" + "SELECT ?degs\n" + "WHERE{\n" + "    BIND( spatialF:azimuthDeg(0, 0, 0, 10) AS ?degs) \n" + "}ORDER by ?degs";
    List<Literal> results = new ArrayList<>();
    try (QueryExecution qe = QueryExecutionFactory.create(query, dataset)) {
        ResultSet rs = qe.execSelect();
        while (rs.hasNext()) {
            QuerySolution qs = rs.nextSolution();
            Literal result = qs.getLiteral("degs");
            results.add(result);
        }
    }
    List<Literal> expResults = Arrays.asList(ResourceFactory.createTypedLiteral("90.0e0", XSDDatatype.XSDdouble));
    // 
    // 
    assertEquals(expResults, results);
}

Example 57 with QuerySolution

use of org.apache.jena.query.QuerySolution in project jena by apache.

the class ConvertLatLonBoxFFTest method testExec_query.

/**
 * Test of exec method, of class ConvertLatLonBoxFF.
 */
@Test
public void testExec_query() {
    Dataset dataset = SpatialIndexTestData.createTestDataset();
    String query = "PREFIX spatialF: <http://jena.apache.org/function/spatial#>\n" + "\n" + "SELECT ?result\n" + "WHERE{\n" + "    BIND( spatialF:convertLatLonBox(0.0, 1.0, 10.0, 11.0) AS ?result) \n" + "}ORDER by ?result";
    List<Literal> results = new ArrayList<>();
    try (QueryExecution qe = QueryExecutionFactory.create(query, dataset)) {
        ResultSet rs = qe.execSelect();
        while (rs.hasNext()) {
            QuerySolution qs = rs.nextSolution();
            Literal result = qs.getLiteral("result");
            results.add(result);
        }
    }
    List<Literal> expResults = Arrays.asList(ResourceFactory.createTypedLiteral("<http://www.opengis.net/def/crs/EPSG/0/4326> POLYGON((0 1, 10 1, 10 11, 0 11, 0 1))", WKTDatatype.INSTANCE));
    // 
    // 
    assertEquals(expResults, results);
}

Example 58 with QuerySolution

use of org.apache.jena.query.QuerySolution in project jena by apache.

the class AngleDegreesFFTest method testExec_query.

/**
 * Test of exec method, of class AngleDegreesFF.
 */
@Test
public void testExec_query() {
    Dataset dataset = SpatialIndexTestData.createTestDataset();
    String query = "PREFIX spatialF: <http://jena.apache.org/function/spatial#>\n" + "\n" + "SELECT ?degs\n" + "WHERE{\n" + "    BIND( spatialF:angleDeg(25, 45, 75, 100) AS ?degs) \n" + "}ORDER by ?degs";
    List<Literal> results = new ArrayList<>();
    try (QueryExecution qe = QueryExecutionFactory.create(query, dataset)) {
        ResultSet rs = qe.execSelect();
        while (rs.hasNext()) {
            QuerySolution qs = rs.nextSolution();
            Literal result = qs.getLiteral("degs");
            results.add(result);
        }
    }
    List<Literal> expResults = Arrays.asList(ResourceFactory.createTypedLiteral("42.273689e0", XSDDatatype.XSDdouble));
    assertEquals(expResults, results);
}

Example 59 with QuerySolution

use of org.apache.jena.query.QuerySolution in project jena by apache.

the class TestDatasetWithLuceneStoredLiterals method doTestSearchWithLiterals.

protected Map<String, Literal> doTestSearchWithLiterals(String turtle, String queryString, Set<String> expectedEntityURIs) {
    Model model = dataset.getDefaultModel();
    Reader reader = new StringReader(turtle);
    dataset.begin(ReadWrite.WRITE);
    model.read(reader, "", "TURTLE");
    dataset.commit();
    Map<String, Literal> literals = new HashMap<>();
    Query query = QueryFactory.create(queryString);
    dataset.begin(ReadWrite.READ);
    try (QueryExecution qexec = QueryExecutionFactory.create(query, dataset)) {
        ResultSet results = qexec.execSelect();
        assertEquals(expectedEntityURIs.size() > 0, results.hasNext());
        int count;
        for (count = 0; results.hasNext(); count++) {
            QuerySolution soln = results.nextSolution();
            String entityUri = soln.getResource("s").getURI();
            assertTrue(expectedEntityURIs.contains(entityUri));
            Literal literal = soln.getLiteral("literal");
            assertNotNull(literal);
            literals.put(entityUri, literal);
        }
        assertEquals(expectedEntityURIs.size(), count);
    } finally {
        dataset.end();
    }
    return literals;
}

Example 60 with QuerySolution

use of org.apache.jena.query.QuerySolution in project jena by apache.

the class TestTextGraphIndexExtra2 method doTestSearchWithGraphs.

protected Map<String, String> doTestSearchWithGraphs(String queryString, Set<String> expectedEntityURIs) {
    Map<String, String> graphs = new HashMap<>();
    Query query = QueryFactory.create(queryString);
    dataset.begin(ReadWrite.READ);
    try (QueryExecution qexec = QueryExecutionFactory.create(query, dataset)) {
        ResultSet results = qexec.execSelect();
        assertEquals(expectedEntityURIs.size() > 0, results.hasNext());
        int count;
        for (count = 0; results.hasNext(); count++) {
            QuerySolution soln = results.nextSolution();
            String entityUri = soln.getResource("s").getURI();
            assertTrue(expectedEntityURIs.contains(entityUri));
            String grafURI = soln.getResource("g").getURI();
            assertNotNull(grafURI);
            graphs.put(entityUri, grafURI);
        }
        assertEquals(expectedEntityURIs.size(), count);
    } finally {
        dataset.end();
    }
    return graphs;
}