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

Example 46 with QuerySolution

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

the class EastGeomPFTest method testExecEvaluated.

/**
 * Test of execEvaluated method, of class EastGeomPF.
 */
@Test
public void testExecEvaluated() {
    Dataset dataset = SpatialIndexTestData.createTestDataset();
    String query = "PREFIX spatial: <http://jena.apache.org/spatial#>\n" + "\n" + "SELECT ?subj\n" + "WHERE{\n" + "    BIND( \"<http://www.opengis.net/def/crs/EPSG/0/4326> POINT(48.857487 2.373047)\"^^<http://www.opengis.net/ont/geosparql#wktLiteral> AS ?geom)" + "    ?subj spatial:eastGeom(?geom) .\n" + "}ORDER by ?subj";
    List<Resource> result = new ArrayList<>();
    try (QueryExecution qe = QueryExecutionFactory.create(query, dataset)) {
        ResultSet rs = qe.execSelect();
        while (rs.hasNext()) {
            QuerySolution qs = rs.nextSolution();
            Resource feature = qs.getResource("subj");
            result.add(feature);
        }
    }
    List<Resource> expResult = Arrays.asList(SpatialIndexTestData.AUCKLAND_FEATURE, SpatialIndexTestData.PERTH_FEATURE);
    assertEquals(expResult, result);
}

Example 47 with QuerySolution

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

the class TransformDatatypeFFTest method testExec_query.

/**
 * Test of exec method, of class TransformDatatypeFF.
 */
@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(\"<gml:Point xmlns:gml=\\\"http://www.opengis.net/ont/gml\\\" srsName=\\\"http://www.opengis.net/def/crs/EPSG/0/4326\\\"><gml:pos>0 10</gml:pos></gml:Point>\"^^<http://www.opengis.net/ont/geosparql#gmlLiteral> AS ?geomLit)" + "    BIND(<http://www.opengis.net/ont/geosparql#wktLiteral> AS ?datatypeURI)" + "    BIND( spatialF:transformDatatype(?geomLit, ?datatypeURI) 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> POINT(0 10)", WKTDatatype.INSTANCE));
    // 
    // 
    assertEquals(expResults, results);
}

Example 48 with QuerySolution

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

the class TransformSRSFFTest method testExec_query.

/**
 * Test of exec method, of class TransformSRSFF.
 */
@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(\"<http://www.opengis.net/def/crs/EPSG/0/4326> POINT(0 10)\"^^<http://www.opengis.net/ont/geosparql#wktLiteral> AS ?geomLit)" + "    BIND(<http://www.opengis.net/def/crs/OGC/1.3/CRS84> AS ?srsURI)" + "    BIND( spatialF:transformSRS(?geomLit, ?srsURI) 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("POINT(10 0)", WKTDatatype.INSTANCE));
    // 
    // 
    assertEquals(expResults, results);
}

Example 49 with QuerySolution

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

the class TransformFFTest method testExec_query.

/**
 * Test of exec method, of class TransformFF.
 */
@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(\"<gml:Point xmlns:gml=\\\"http://www.opengis.net/ont/gml\\\" srsName=\\\"http://www.opengis.net/def/crs/EPSG/0/4326\\\"><gml:pos>0 10</gml:pos></gml:Point>\"^^<http://www.opengis.net/ont/geosparql#gmlLiteral> AS ?geomLit)" + "    BIND(<http://www.opengis.net/ont/geosparql#wktLiteral> AS ?datatypeURI)" + "    BIND(<http://www.opengis.net/def/crs/OGC/1.3/CRS84> AS ?srsURI)" + "    BIND( spatialF:transform(?geomLit, ?datatypeURI, ?srsURI) 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("POINT(10 0)", WKTDatatype.INSTANCE));
    // 
    // 
    assertEquals(expResults, results);
}

Example 50 with QuerySolution

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

the class GenericSpatialPropertyFunctionTest method testExecEvaluated_Nearby_geo.

/**
 * Test of execEvaluated method, of class GenericSpatialPropertyFunction.
 */
@Test
public void testExecEvaluated_Nearby_geo() throws SpatialIndexException {
    Model model = ModelFactory.createDefaultModel();
    Resource geoFeature = ResourceFactory.createResource("http://example.org/GeoFeatureX");
    model.add(geoFeature, SpatialExtension.GEO_LAT_PROP, ResourceFactory.createTypedLiteral("0.0", XSDDatatype.XSDfloat));
    model.add(geoFeature, SpatialExtension.GEO_LON_PROP, ResourceFactory.createTypedLiteral("0.0", XSDDatatype.XSDfloat));
    Dataset dataset = SpatialIndex.wrapModel(model);
    String query = "PREFIX spatial: <http://jena.apache.org/spatial#>\n" + "\n" + "SELECT ?subj\n" + "WHERE{\n" + "    ?subj spatial:nearby(0.0 0.0 10) .\n" + "}ORDER by ?subj";
    List<Resource> result = new ArrayList<>();
    try (QueryExecution qe = QueryExecutionFactory.create(query, dataset)) {
        ResultSet rs = qe.execSelect();
        while (rs.hasNext()) {
            QuerySolution qs = rs.nextSolution();
            Resource feature = qs.getResource("subj");
            result.add(feature);
        }
    }
    List<Resource> expResult = Arrays.asList(geoFeature);
    assertEquals(expResult, result);
}