Examples with Sail org.eclipse.rdf4j.sail.Sail used on opensource projects

Example 41 with Sail

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

the class MongoPCJIndexIT method sparqlQuery_Test_complex.

@Test
public void sparqlQuery_Test_complex() throws Exception {
    // Setup a Rya Client.
    final MongoConnectionDetails connectionDetails = getConnectionDetails();
    final RyaClient ryaClient = MongoRyaClientFactory.build(connectionDetails, getMongoClient());
    final String pcjQuery = "SELECT ?name WHERE {" + " ?name <urn:likes> <urn:icecream> ." + " ?name <urn:hasEyeColor> <urn:blue> ." + " }";
    final String testQuery = "SELECT ?name WHERE {" + " ?name <urn:hasHairColor> <urn:brown> ." + " ?name <urn:likes> <urn:icecream> ." + " ?name <urn:hasEyeColor> <urn:blue> ." + " }";
    // Install an instance of Rya and load statements.
    conf.setBoolean(ConfigUtils.USE_PCJ, true);
    conf.setBoolean(ConfigUtils.USE_OPTIMAL_PCJ, true);
    conf.setBoolean(ConfigUtils.DISPLAY_QUERY_PLAN, true);
    ryaClient.getInstall().install(conf.getRyaInstanceName(), InstallConfiguration.builder().setEnablePcjIndex(true).build());
    ryaClient.getLoadStatements().loadStatements(conf.getRyaInstanceName(), getStatements());
    final String pcjId = ryaClient.getCreatePCJ().createPCJ(conf.getRyaInstanceName(), pcjQuery);
    ryaClient.getBatchUpdatePCJ().batchUpdate(conf.getRyaInstanceName(), pcjId);
    System.out.println("Triples: " + getMongoClient().getDatabase(conf.getRyaInstanceName()).getCollection(conf.getTriplesCollectionName()).countDocuments());
    System.out.println("PCJS: " + getMongoClient().getDatabase(conf.getRyaInstanceName()).getCollection("pcjs").countDocuments());
    // run the query.  since the triples collection is gone, if the results match, they came from the PCJ index.
    final Sail sail = RyaSailFactory.getInstance(conf);
    final SailRepositoryConnection conn = new SailRepository(sail).getConnection();
    conn.begin();
    final TupleQuery tupleQuery = conn.prepareTupleQuery(QueryLanguage.SPARQL, testQuery);
    tupleQuery.setBinding(RdfCloudTripleStoreConfiguration.CONF_QUERYPLAN_FLAG, RdfCloudTripleStoreConstants.VALUE_FACTORY.createLiteral(true));
    final TupleQueryResult rez = tupleQuery.evaluate();
    final Set<BindingSet> results = new HashSet<>();
    while (rez.hasNext()) {
        final BindingSet bs = rez.next();
        results.add(bs);
    }
    // Verify the correct results were loaded into the PCJ table.
    final Set<BindingSet> expectedResults = new HashSet<>();
    MapBindingSet bs = new MapBindingSet();
    bs = new MapBindingSet();
    bs.addBinding("name", VF.createIRI("urn:David"));
    expectedResults.add(bs);
    bs = new MapBindingSet();
    bs.addBinding("name", VF.createIRI("urn:Eve"));
    expectedResults.add(bs);
    bs = new MapBindingSet();
    bs.addBinding("name", VF.createIRI("urn:Frank"));
    expectedResults.add(bs);
    assertEquals(3, results.size());
    assertEquals(expectedResults, results);
}

Example 42 with Sail

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

the class AccumuloRyaSailFactoryLoadFilesIT method createRyaSailRepository.

private static RyaSailRepository createRyaSailRepository(final RdfCloudTripleStoreConfiguration config) throws SailException {
    log.info("Connecting to Sail Repository.");
    try {
        final Sail extSail = RyaSailFactory.getInstance(config);
        final RyaSailRepository repository = new RyaSailRepository(extSail);
        return repository;
    } catch (final Exception e) {
        throw new SailException("Failed to create Rya Sail Repository", e);
    }
}

Example 43 with Sail

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

the class MongoDbRyaSailFactoryLoadFilesIT method createRyaSailRepository.

private static RyaSailRepository createRyaSailRepository(final RdfCloudTripleStoreConfiguration config) throws SailException {
    log.info("Connecting to Sail Repository.");
    try {
        final Sail extSail = RyaSailFactory.getInstance(config);
        final RyaSailRepository repository = new RyaSailRepository(extSail);
        return repository;
    } catch (final Exception e) {
        throw new SailException("Failed to create Rya Sail Repository", e);
    }
}

Example 44 with Sail

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

the class RyaMongoDbSailFactoryTest method testCreateMongoDbSail.

@Test
public void testCreateMongoDbSail() throws Exception {
    Sail sail = null;
    SailRepository repo = null;
    SailRepositoryConnection conn = null;
    try {
        sail = RyaSailFactory.getInstance(conf);
        repo = new SailRepository(sail);
        conn = repo.getConnection();
    } finally {
        if (conn != null) {
            conn.close();
        }
        if (repo != null) {
            repo.shutDown();
        }
        if (sail != null) {
            sail.shutDown();
        }
    }
}

Example 45 with Sail

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

the class RyaMongoDbSailFactoryTest method testAddStatement.

@Test
public void testAddStatement() throws Exception {
    Sail sail = null;
    SailRepository repo = null;
    SailRepositoryConnection conn = null;
    try {
        sail = RyaSailFactory.getInstance(conf);
        repo = new SailRepository(sail);
        conn = repo.getConnection();
        final ValueFactory vf = conn.getValueFactory();
        final Statement s = vf.createStatement(vf.createIRI("u:a"), vf.createIRI("u:b"), vf.createIRI("u:c"));
        assertFalse(conn.hasStatement(s, false));
        conn.add(s);
        Assert.assertTrue(conn.hasStatement(s, false));
    } finally {
        if (conn != null) {
            conn.close();
        }
        if (repo != null) {
            repo.shutDown();
        }
        if (sail != null) {
            sail.shutDown();
        }
    }
}