Examples with SailRepositoryConnection org.eclipse.rdf4j.repository.sail.SailRepositoryConnection used on opensource projects

Example 56 with SailRepositoryConnection

use of org.eclipse.rdf4j.repository.sail.SailRepositoryConnection in project incubator-rya by apache.

the class MongoIndexerDeleteIT method deleteTest.

@Test
public void deleteTest() throws Exception {
    final Sail sail = GeoRyaSailFactory.getInstance(conf);
    final SailRepositoryConnection conn = new SailRepository(sail).getConnection();
    try {
        populateRya(conn);
        final MongoClient client = conf.getMongoClient();
        // The extra 1 is from the person type defined in freetext
        assertEquals(8, client.getDatabase(conf.getMongoDBName()).getCollection(conf.getTriplesCollectionName()).count());
        assertEquals(4, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_geo").count());
        assertEquals(1, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_temporal").count());
        assertEquals(2, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_freetext").count());
        // free text -- remove one from many
        String delete = // 
        "DELETE DATA \n" + "{\n" + "  <urn:people> <http://www.w3.org/2000/01/rdf-schema#label> \"Alice Palace Hose\" " + "}";
        Update update = conn.prepareUpdate(QueryLanguage.SPARQL, delete);
        update.execute();
        // temporal -- remove one from one
        delete = // 
        "DELETE DATA \n" + "{\n" + "  <foo:time> <Property:atTime> \"0001-02-03T04:05:06Z\" " + "}";
        update = conn.prepareUpdate(QueryLanguage.SPARQL, delete);
        update.execute();
        // geo -- remove many from many
        delete = "PREFIX geo: <http://www.opengis.net/ont/geosparql#>\n" + "PREFIX geof: <http://www.opengis.net/def/function/geosparql/>\n" + // 
        "DELETE \n" + "{\n" + "  <urn:geo> geo:asWKT ?point \n" + "}" + "WHERE { \n" + "  <urn:geo> geo:asWKT ?point .\n" + "  FILTER(geof:sfWithin(?point, \"POLYGON((0 0, 2 0, 2 1, 0 1, 0 0))\"^^geo:wktLiteral))" + "}";
        update = conn.prepareUpdate(QueryLanguage.SPARQL, delete);
        update.execute();
        assertEquals(2, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_geo").count());
        assertEquals(0, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_temporal").count());
        assertEquals(1, client.getDatabase(conf.getMongoDBName()).getCollection("ryatest_freetext").count());
        assertEquals(4, client.getDatabase(conf.getMongoDBName()).getCollection(conf.getTriplesCollectionName()).count());
    } finally {
        conn.close();
        sail.shutDown();
    }
}

Example 57 with SailRepositoryConnection

use of org.eclipse.rdf4j.repository.sail.SailRepositoryConnection in project incubator-rya by apache.

the class RdfController method loadRdf.

@RequestMapping(value = "/loadrdf", method = RequestMethod.POST)
public void loadRdf(@RequestParam(required = false) final String format, @RequestParam(value = RdfCloudTripleStoreConfiguration.CONF_CV, required = false) final String cv, @RequestParam(required = false) final String graph, @RequestBody final String body, final HttpServletResponse response) throws RepositoryException, IOException, RDFParseException {
    RDFFormat format_r = RDFFormat.RDFXML;
    if (format != null) {
        format_r = RdfFormatUtils.getRdfFormatFromName(format);
        if (format_r == null) {
            throw new RuntimeException("RDFFormat[" + format + "] not found");
        }
    }
    // add named graph as context (if specified).
    final List<Resource> contextList = new ArrayList<Resource>();
    if (graph != null) {
        contextList.add(VALUE_FACTORY.createIRI(graph));
    }
    SailRepositoryConnection conn = null;
    try {
        conn = repository.getConnection();
        if (conn.getSailConnection() instanceof RdfCloudTripleStoreConnection && cv != null) {
            final RdfCloudTripleStoreConnection<?> sailConnection = (RdfCloudTripleStoreConnection<?>) conn.getSailConnection();
            sailConnection.getConf().set(RdfCloudTripleStoreConfiguration.CONF_CV, cv);
        }
        conn.add(new StringReader(body), "", format_r, contextList.toArray(new Resource[contextList.size()]));
        conn.commit();
    } finally {
        if (conn != null) {
            conn.close();
        }
    }
}

Example 58 with SailRepositoryConnection

use of org.eclipse.rdf4j.repository.sail.SailRepositoryConnection in project incubator-rya by apache.

the class PropertyChainTest method testGraphConfiguration.

@Test
public void testGraphConfiguration() throws Exception {
    // build a connection
    RdfCloudTripleStore store = new RdfCloudTripleStore();
    store.setConf(conf);
    store.setRyaDAO(ryaDAO);
    InferenceEngine inferenceEngine = new InferenceEngine();
    inferenceEngine.setRyaDAO(ryaDAO);
    store.setInferenceEngine(inferenceEngine);
    inferenceEngine.refreshGraph();
    store.initialize();
    SailRepository repository = new SailRepository(store);
    SailRepositoryConnection conn = repository.getConnection();
    String query = // 
    "INSERT DATA\n" + // 
    "{ GRAPH <http://updated/test> {\n" + "  <urn:greatMother> owl:propertyChainAxiom <urn:12342>  . " + " <urn:12342> <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> _:node1atjakcvbx15023 . " + " _:node1atjakcvbx15023 <http://www.w3.org/2002/07/owl#inverseOf> <urn:isChildOf> . " + " <urn:12342> <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> _:node1atjakcvbx15123 . " + " _:node1atjakcvbx15123 <http://www.w3.org/1999/02/22-rdf-syntax-ns#rest> <http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> . " + " _:node1atjakcvbx15123 <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <urn:MotherOf> .  }}";
    Update update = conn.prepareUpdate(QueryLanguage.SPARQL, query);
    update.execute();
    inferenceEngine.refreshGraph();
    List<IRI> chain = inferenceEngine.getPropertyChain(VF.createIRI("urn:greatMother"));
    Assert.assertEquals(chain.size(), 2);
    Assert.assertEquals(chain.get(0), new InverseIRI(VF.createIRI("urn:isChildOf")));
    Assert.assertEquals(chain.get(1), VF.createIRI("urn:MotherOf"));
}

Example 59 with SailRepositoryConnection

use of org.eclipse.rdf4j.repository.sail.SailRepositoryConnection in project incubator-rya by apache.

the class PcjDocumentsIntegrationTest method populatePcj.

/**
 * Ensure when results are already stored in Rya, that we are able to populate
 * the PCJ table for a new SPARQL query using those results.
 * <p>
 * The method being tested is: {@link PcjTables#populatePcj(Connector, String, RepositoryConnection, String)}
 */
@Test
public void populatePcj() throws Exception {
    final MongoDBRyaDAO dao = new MongoDBRyaDAO();
    dao.setConf(new StatefulMongoDBRdfConfiguration(conf, getMongoClient()));
    dao.init();
    final RdfCloudTripleStore<StatefulMongoDBRdfConfiguration> ryaStore = new RdfCloudTripleStore<>();
    ryaStore.setRyaDAO(dao);
    ryaStore.initialize();
    final SailRepositoryConnection ryaConn = new RyaSailRepository(ryaStore).getConnection();
    ryaConn.begin();
    try {
        // Load some Triples into Rya.
        final Set<Statement> triples = new HashSet<>();
        triples.add(VF.createStatement(VF.createIRI("http://Alice"), VF.createIRI("http://hasAge"), VF.createLiteral(BigInteger.valueOf(14))));
        triples.add(VF.createStatement(VF.createIRI("http://Alice"), VF.createIRI("http://playsSport"), VF.createLiteral("Soccer")));
        triples.add(VF.createStatement(VF.createIRI("http://Bob"), VF.createIRI("http://hasAge"), VF.createLiteral(BigInteger.valueOf(16))));
        triples.add(VF.createStatement(VF.createIRI("http://Bob"), VF.createIRI("http://playsSport"), VF.createLiteral("Soccer")));
        triples.add(VF.createStatement(VF.createIRI("http://Charlie"), VF.createIRI("http://hasAge"), VF.createLiteral(BigInteger.valueOf(12))));
        triples.add(VF.createStatement(VF.createIRI("http://Charlie"), VF.createIRI("http://playsSport"), VF.createLiteral("Soccer")));
        triples.add(VF.createStatement(VF.createIRI("http://Eve"), VF.createIRI("http://hasAge"), VF.createLiteral(BigInteger.valueOf(43))));
        triples.add(VF.createStatement(VF.createIRI("http://Eve"), VF.createIRI("http://playsSport"), VF.createLiteral("Soccer")));
        for (final Statement triple : triples) {
            ryaConn.add(triple);
        }
        // Create a PCJ table that will include those triples in its results.
        final String sparql = "SELECT ?name ?age " + "{" + "FILTER(?age < 30) ." + "?name <http://hasAge> ?age." + "?name <http://playsSport> \"Soccer\" " + "}";
        final String pcjTableName = "testPcj";
        final MongoPcjDocuments pcjs = new MongoPcjDocuments(getMongoClient(), conf.getRyaInstanceName());
        pcjs.createPcj(pcjTableName, sparql);
        // Populate the PCJ table using a Rya connection.
        pcjs.populatePcj(pcjTableName, ryaConn);
        final Collection<BindingSet> fetchedResults = loadPcjResults(pcjTableName);
        // Make sure the cardinality was updated.
        final PcjMetadata metadata = pcjs.getPcjMetadata(pcjTableName);
        assertEquals(3, metadata.getCardinality());
        // Ensure the expected results match those that were stored.
        final MapBindingSet alice = new MapBindingSet();
        alice.addBinding("name", VF.createIRI("http://Alice"));
        alice.addBinding("age", VF.createLiteral(BigInteger.valueOf(14)));
        final MapBindingSet bob = new MapBindingSet();
        bob.addBinding("name", VF.createIRI("http://Bob"));
        bob.addBinding("age", VF.createLiteral(BigInteger.valueOf(16)));
        final MapBindingSet charlie = new MapBindingSet();
        charlie.addBinding("name", VF.createIRI("http://Charlie"));
        charlie.addBinding("age", VF.createLiteral(BigInteger.valueOf(12)));
        final Set<BindingSet> expected = Sets.<BindingSet>newHashSet(alice, bob, charlie);
        assertEquals(expected, fetchedResults);
    } finally {
        ryaConn.close();
        ryaStore.shutDown();
    }
}

Example 60 with SailRepositoryConnection

use of org.eclipse.rdf4j.repository.sail.SailRepositoryConnection in project incubator-rya by apache.

the class RyaInputIncrementalUpdateIT method streamResultsThroughRya.

/**
 * Ensure historic matches are included in the result.
 */
@Test
public void streamResultsThroughRya() throws Exception {
    // A query that finds people who talk to Eve and work at Chipotle.
    final String sparql = "SELECT ?x " + "WHERE { " + "?x <http://talksTo> <http://Eve>. " + "?x <http://worksAt> <http://Chipotle>." + "}";
    // Triples that are loaded into Rya before the PCJ is created.
    final ValueFactory vf = SimpleValueFactory.getInstance();
    final Set<Statement> historicTriples = Sets.newHashSet(vf.createStatement(vf.createIRI("http://Alice"), vf.createIRI("http://talksTo"), vf.createIRI("http://Eve")), vf.createStatement(vf.createIRI("http://Bob"), vf.createIRI("http://talksTo"), vf.createIRI("http://Eve")), vf.createStatement(vf.createIRI("http://Charlie"), vf.createIRI("http://talksTo"), vf.createIRI("http://Eve")), vf.createStatement(vf.createIRI("http://Eve"), vf.createIRI("http://helps"), vf.createIRI("http://Kevin")), vf.createStatement(vf.createIRI("http://Bob"), vf.createIRI("http://worksAt"), vf.createIRI("http://Chipotle")), vf.createStatement(vf.createIRI("http://Charlie"), vf.createIRI("http://worksAt"), vf.createIRI("http://Chipotle")), vf.createStatement(vf.createIRI("http://Eve"), vf.createIRI("http://worksAt"), vf.createIRI("http://Chipotle")), vf.createStatement(vf.createIRI("http://David"), vf.createIRI("http://worksAt"), vf.createIRI("http://Chipotle")));
    // The expected results of the SPARQL query once the PCJ has been
    // computed.
    final Set<BindingSet> expected = new HashSet<>();
    MapBindingSet bs = new MapBindingSet();
    bs.addBinding("x", vf.createIRI("http://Bob"));
    expected.add(bs);
    bs = new MapBindingSet();
    bs.addBinding("x", vf.createIRI("http://Charlie"));
    expected.add(bs);
    // Create the PCJ table.
    final Connector accumuloConn = super.getAccumuloConnector();
    final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(accumuloConn, getRyaInstanceName());
    final String pcjId = pcjStorage.createPcj(sparql);
    try (FluoClient fluoClient = FluoFactory.newClient(super.getFluoConfiguration())) {
        // Tell the Fluo app to maintain the PCJ.
        new CreateFluoPcj().withRyaIntegration(pcjId, pcjStorage, fluoClient, accumuloConn, getRyaInstanceName());
        // Verify the end results of the query match the expected results.
        super.getMiniFluo().waitForObservers();
        // Load the historic data into Rya.
        final SailRepositoryConnection ryaConn = super.getRyaSailRepository().getConnection();
        for (final Statement triple : historicTriples) {
            ryaConn.add(triple);
        }
        super.getMiniFluo().waitForObservers();
        final Set<BindingSet> results = new HashSet<>();
        try (CloseableIterator<BindingSet> resultIt = pcjStorage.listResults(pcjId)) {
            while (resultIt.hasNext()) {
                results.add(resultIt.next());
            }
        }
        assertEquals(expected, results);
    }
}