Examples with ValueFactory org.openrdf.model.ValueFactory used on opensource projects

Example 16 with ValueFactory

use of org.openrdf.model.ValueFactory in project incubator-rya by apache.

the class AccumuloBatchUpdatePCJIT method batchUpdate.

@Test
public void batchUpdate() throws Exception {
    // Setup a Rya Client.
    final AccumuloConnectionDetails connectionDetails = new AccumuloConnectionDetails(super.getUsername(), super.getPassword().toCharArray(), super.getInstanceName(), super.getZookeepers());
    final RyaClient ryaClient = AccumuloRyaClientFactory.build(connectionDetails, super.getConnector());
    // Install an instance of Rya on the mini accumulo cluster.
    ryaClient.getInstall().install(RYA_INSTANCE_NAME, InstallConfiguration.builder().setEnablePcjIndex(true).build());
    Sail sail = null;
    try (final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(super.getConnector(), RYA_INSTANCE_NAME)) {
        // Get a Sail connection backed by the installed Rya instance.
        final AccumuloRdfConfiguration ryaConf = new AccumuloRdfConfiguration();
        ryaConf.setTablePrefix(RYA_INSTANCE_NAME);
        ryaConf.set(ConfigUtils.CLOUDBASE_USER, super.getUsername());
        ryaConf.set(ConfigUtils.CLOUDBASE_PASSWORD, super.getPassword());
        ryaConf.set(ConfigUtils.CLOUDBASE_ZOOKEEPERS, super.getZookeepers());
        ryaConf.set(ConfigUtils.CLOUDBASE_INSTANCE, super.getInstanceName());
        ryaConf.set(ConfigUtils.USE_PCJ, "true");
        ryaConf.set(ConfigUtils.PCJ_STORAGE_TYPE, PrecomputedJoinStorageType.ACCUMULO.toString());
        ryaConf.set(ConfigUtils.PCJ_UPDATER_TYPE, PrecomputedJoinUpdaterType.NO_UPDATE.toString());
        sail = RyaSailFactory.getInstance(ryaConf);
        // Load some statements into the Rya instance.
        final ValueFactory vf = sail.getValueFactory();
        final SailConnection sailConn = sail.getConnection();
        sailConn.begin();
        sailConn.addStatement(vf.createURI("urn:Alice"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Bob"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Charlie"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:David"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Eve"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Frank"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:George"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Hillary"), vf.createURI("urn:likes"), vf.createURI("urn:icecream"));
        sailConn.addStatement(vf.createURI("urn:Alice"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:Bob"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:Charlie"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:David"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:Eve"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:Frank"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:blue"));
        sailConn.addStatement(vf.createURI("urn:George"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:green"));
        sailConn.addStatement(vf.createURI("urn:Hillary"), vf.createURI("urn:hasEyeColor"), vf.createURI("urn:brown"));
        sailConn.commit();
        sailConn.close();
        // Create a PCJ for a SPARQL query.
        final String sparql = "SELECT ?name WHERE { ?name <urn:likes> <urn:icecream> . ?name <urn:hasEyeColor> <urn:blue> . }";
        final String pcjId = pcjStorage.createPcj(sparql);
        // Run the test.
        ryaClient.getBatchUpdatePCJ().batchUpdate(RYA_INSTANCE_NAME, pcjId);
        // Verify the correct results were loaded into the PCJ table.
        final Set<BindingSet> expectedResults = new HashSet<>();
        MapBindingSet bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:Alice"));
        expectedResults.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:Bob"));
        expectedResults.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:Charlie"));
        expectedResults.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:David"));
        expectedResults.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:Eve"));
        expectedResults.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("name", vf.createURI("urn:Frank"));
        expectedResults.add(bs);
        final Set<BindingSet> results = new HashSet<>();
        try (CloseableIterator<BindingSet> resultsIt = pcjStorage.listResults(pcjId)) {
            while (resultsIt.hasNext()) {
                results.add(resultsIt.next());
            }
        }
        assertEquals(expectedResults, results);
    } finally {
        if (sail != null) {
            sail.shutDown();
        }
    }
}

Example 17 with ValueFactory

use of org.openrdf.model.ValueFactory in project incubator-rya by apache.

the class AccumuloDeletePCJIT method deletePCJ.

@Test
public void deletePCJ() throws InstanceDoesNotExistException, RyaClientException, PCJStorageException, RepositoryException {
    // Initialize the commands that will be used by this test.
    final CreatePCJ createPCJ = new AccumuloCreatePCJ(createConnectionDetails(), accumuloConn);
    // Create a PCJ.
    final String sparql = "SELECT ?x " + "WHERE { " + "?x <http://talksTo> <http://Eve>. " + "?x <http://worksAt> <http://TacoJoint>." + "}";
    final String pcjId = createPCJ.createPCJ(getRyaInstanceName(), sparql);
    // Verify a Query ID was added for the query within the Fluo app.
    List<String> fluoQueryIds = new ListQueryIds().listQueryIds(fluoClient);
    assertEquals(1, fluoQueryIds.size());
    // Insert some statements into Rya.
    final ValueFactory vf = ryaRepo.getValueFactory();
    ryaConn.add(vf.createURI("http://Alice"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Bob"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Charlie"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Eve"), vf.createURI("http://helps"), vf.createURI("http://Kevin"));
    ryaConn.add(vf.createURI("http://Bob"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://Charlie"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://Eve"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://David"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    // Verify the correct results were exported.
    fluo.waitForObservers();
    try (final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(accumuloConn, getRyaInstanceName())) {
        final Set<BindingSet> results = Sets.newHashSet(pcjStorage.listResults(pcjId));
        final MapBindingSet bob = new MapBindingSet();
        bob.addBinding("x", vf.createURI("http://Bob"));
        final MapBindingSet charlie = new MapBindingSet();
        charlie.addBinding("x", vf.createURI("http://Charlie"));
        final Set<BindingSet> expected = Sets.<BindingSet>newHashSet(bob, charlie);
        assertEquals(expected, results);
        // Delete the PCJ.
        final DeletePCJ deletePCJ = new AccumuloDeletePCJ(createConnectionDetails(), accumuloConn);
        deletePCJ.deletePCJ(getRyaInstanceName(), pcjId);
        // Ensure the PCJ's metadata has been removed from the storage.
        assertTrue(pcjStorage.listPcjs().isEmpty());
        // Ensure the PCJ has been removed from the Fluo application.
        fluo.waitForObservers();
        // Verify a Query ID was added for the query within the Fluo app.
        fluoQueryIds = new ListQueryIds().listQueryIds(fluoClient);
        assertEquals(0, fluoQueryIds.size());
    }
}

Example 18 with ValueFactory

use of org.openrdf.model.ValueFactory in project incubator-rya by apache.

the class AccumuloDeletePCJIT method dropAndDestroyPCJ.

@Test
public void dropAndDestroyPCJ() throws InstanceDoesNotExistException, RyaClientException, PCJStorageException, RepositoryException, AccumuloException, AccumuloSecurityException, RyaDAOException {
    // Initialize the commands that will be used by this test.
    final CreatePCJ createPCJ = new AccumuloCreatePCJ(createConnectionDetails(), accumuloConn);
    // Create a PCJ.
    final String sparql1 = "SELECT ?x " + "WHERE { " + "?x <http://worksAt> <http://TacoJoint>." + "}";
    final String pcjId1 = createPCJ.createPCJ(getRyaInstanceName(), sparql1);
    // Create a PCJ.
    final String sparql2 = "SELECT ?x " + "WHERE { " + "?x <http://talksTo> <http://Eve>. " + "}";
    final String pcjId2 = createPCJ.createPCJ(getRyaInstanceName(), sparql2);
    // Verify a Query ID was added for the query within the Fluo app.
    List<String> fluoQueryIds = new ListQueryIds().listQueryIds(fluoClient);
    assertEquals(2, fluoQueryIds.size());
    // Insert some statements into Rya.
    final ValueFactory vf = ryaRepo.getValueFactory();
    ryaConn.add(vf.createURI("http://Alice"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Bob"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Charlie"), vf.createURI("http://talksTo"), vf.createURI("http://Eve"));
    ryaConn.add(vf.createURI("http://Eve"), vf.createURI("http://helps"), vf.createURI("http://Kevin"));
    ryaConn.add(vf.createURI("http://Bob"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://Charlie"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://Eve"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    ryaConn.add(vf.createURI("http://David"), vf.createURI("http://worksAt"), vf.createURI("http://TacoJoint"));
    // Verify the correct results were exported.
    fluo.waitForObservers();
    try (final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(accumuloConn, getRyaInstanceName())) {
        assertEquals("the PCJ's metadata was added the storage.", 2, pcjStorage.listPcjs().size());
        // Delete all PCJ's.
        AccumuloRyaDAO dao = RyaSailFactory.getAccumuloDAOWithUpdatedConfig(conf);
        dao.dropAndDestroy();
        // Ensure the PCJ's metadata has been removed from the storage.
        assertTrue("the PCJ's metadata has been removed from the storage.", pcjStorage.listPcjs().isEmpty());
        // Ensure the PCJ has been removed from the Fluo application.
        fluo.waitForObservers();
    // Verify Query IDs were deleted for the query within the Fluo app.
    // TODO this fails, shows expected 0, but was 2.
    // fluoQueryIds = new ListQueryIds().listQueryIds(fluoClient);
    // assertEquals("Verify Query IDs were deleted for the query within the Fluo app.", 0, fluoQueryIds.size());
    }
}

Example 19 with ValueFactory

use of org.openrdf.model.ValueFactory in project incubator-rya by apache.

the class RunQueryCommandIT method runQuery.

@Test
public void runQuery() throws Exception {
    // Register a query with the Query Repository.
    final StreamsQuery sQuery = queryRepo.add("SELECT * WHERE { ?person <urn:worksAt> ?business . }", true, false);
    // Arguments that run the query we just registered with Rya Streams.
    final String[] args = new String[] { "--ryaInstance", "" + ryaInstance, "--kafkaHostname", kafka.getKafkaHostname(), "--kafkaPort", kafka.getKafkaPort(), "--queryID", sQuery.getQueryId().toString(), "--zookeepers", kafka.getZookeeperServers() };
    // Create a new Thread that runs the command.
    final Thread commandThread = new Thread() {

        @Override
        public void run() {
            final RunQueryCommand command = new RunQueryCommand();
            try {
                command.execute(args);
            } catch (ArgumentsException | ExecutionException e) {
            // Do nothing. Test will still fail because the expected results will be missing.
            }
        }
    };
    // Create the statements that will be loaded.
    final ValueFactory vf = new ValueFactoryImpl();
    final List<VisibilityStatement> statements = new ArrayList<>();
    statements.add(new VisibilityStatement(vf.createStatement(vf.createURI("urn:Alice"), vf.createURI("urn:worksAt"), vf.createURI("urn:BurgerJoint")), "a"));
    statements.add(new VisibilityStatement(vf.createStatement(vf.createURI("urn:Bob"), vf.createURI("urn:worksAt"), vf.createURI("urn:TacoShop")), "a"));
    statements.add(new VisibilityStatement(vf.createStatement(vf.createURI("urn:Charlie"), vf.createURI("urn:worksAt"), vf.createURI("urn:TacoShop")), "a"));
    // Create the expected results.
    final List<VisibilityBindingSet> expected = new ArrayList<>();
    MapBindingSet bs = new MapBindingSet();
    bs.addBinding("person", vf.createURI("urn:Alice"));
    bs.addBinding("business", vf.createURI("urn:BurgerJoint"));
    expected.add(new VisibilityBindingSet(bs, "a"));
    bs = new MapBindingSet();
    bs.addBinding("person", vf.createURI("urn:Bob"));
    bs.addBinding("business", vf.createURI("urn:TacoShop"));
    expected.add(new VisibilityBindingSet(bs, "a"));
    bs = new MapBindingSet();
    bs.addBinding("person", vf.createURI("urn:Charlie"));
    bs.addBinding("business", vf.createURI("urn:TacoShop"));
    expected.add(new VisibilityBindingSet(bs, "a"));
    // Execute the test. This will result in a set of results that were read from the results topic.
    final List<VisibilityBindingSet> results;
    try {
        // Wait for the program to start.
        commandThread.start();
        Thread.sleep(5000);
        // Write some statements to the program.
        final String statementsTopic = KafkaTopics.statementsTopic(ryaInstance);
        final LoadStatements loadStatements = new KafkaLoadStatements(statementsTopic, stmtProducer);
        loadStatements.fromCollection(statements);
        // Read the output of the streams program.
        final String resultsTopic = KafkaTopics.queryResultsTopic(ryaInstance, sQuery.getQueryId());
        resultConsumer.subscribe(Lists.newArrayList(resultsTopic));
        results = KafkaTestUtil.pollForResults(500, 6, 3, resultConsumer);
    } finally {
        // Tear down the test.
        commandThread.interrupt();
        commandThread.join(3000);
    }
    // Show the read results matched the expected ones.
    assertEquals(expected, results);
}

Example 20 with ValueFactory

use of org.openrdf.model.ValueFactory in project incubator-rya by apache.

the class GeoFilterIT method showProcessorWorks.

@Test
public void showProcessorWorks() throws Exception {
    // Enumerate some topics that will be re-used
    final String ryaInstance = UUID.randomUUID().toString();
    final UUID queryId = UUID.randomUUID();
    final String statementsTopic = KafkaTopics.statementsTopic(ryaInstance);
    final String resultsTopic = KafkaTopics.queryResultsTopic(ryaInstance, queryId);
    // Get the RDF model objects that will be used to build the query.
    final String sparql = "PREFIX geo: <http://www.opengis.net/ont/geosparql#>\n" + "PREFIX geof: <" + GEO + ">\n" + "SELECT * \n" + "WHERE { \n" + "  <urn:event1> geo:asWKT ?point .\n" + " FILTER(geof:sfWithin(?point, \"POLYGON((-3 -2, -3 2, 1 2, 1 -2, -3 -2))\"^^geo:wktLiteral)) " + "}";
    // Setup a topology.
    final TopologyBuilder builder = new TopologyFactory().build(sparql, statementsTopic, resultsTopic, new RandomUUIDFactory());
    // Create the statements that will be input into the query.
    final ValueFactory vf = new ValueFactoryImpl();
    final List<VisibilityStatement> statements = getStatements();
    // Make the expected results.
    final Set<VisibilityBindingSet> expected = new HashSet<>();
    final MapBindingSet bs = new MapBindingSet();
    final WKTWriter w = new WKTWriter();
    bs.addBinding("point", vf.createLiteral(w.write(ZERO), GeoConstants.XMLSCHEMA_OGC_WKT));
    expected.add(new VisibilityBindingSet(bs, "a"));
    // Run the test.
    RyaStreamsTestUtil.runStreamProcessingTest(kafka, statementsTopic, resultsTopic, builder, statements, expected, VisibilityBindingSetDeserializer.class);
}