Examples with LiteralImpl org.openrdf.model.impl.LiteralImpl used on opensource projects

Example 36 with LiteralImpl

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

the class ProspectorServiceEvalStatsDAOTest method testCount.

@Test
public void testCount() throws Exception {
    // Load some data into a mock Accumulo and run the Prospector MapReduce job.
    final Instance mock = new MockInstance("accumulo");
    final Connector connector = mock.getConnector("user", new PasswordToken("pass"));
    final String outtable = "rya_prospects";
    if (connector.tableOperations().exists(outtable)) {
        connector.tableOperations().delete(outtable);
    }
    connector.tableOperations().create(outtable);
    final AccumuloRyaDAO ryaDAO = new AccumuloRyaDAO();
    ryaDAO.setConnector(connector);
    ryaDAO.init();
    ryaDAO.add(new RyaStatement(new RyaURI("urn:gem:etype#1234"), new RyaURI("urn:gem#pred"), new RyaType("mydata1")));
    ryaDAO.add(new RyaStatement(new RyaURI("urn:gem:etype#1234"), new RyaURI("urn:gem#pred"), new RyaType("mydata2")));
    ryaDAO.add(new RyaStatement(new RyaURI("urn:gem:etype#1234"), new RyaURI("urn:gem#pred"), new RyaType("12")));
    ryaDAO.add(new RyaStatement(new RyaURI("urn:gem:etype#1235"), new RyaURI("urn:gem#pred"), new RyaType(XMLSchema.INTEGER, "12")));
    ryaDAO.add(new RyaStatement(new RyaURI("urn:gem:etype#1235"), new RyaURI("urn:gem#pred1"), new RyaType("12")));
    final String confFile = "stats_cluster_config.xml";
    final Path confPath = new Path(getClass().getClassLoader().getResource(confFile).toString());
    final String[] args = { confPath.toString() };
    ToolRunner.run(new Prospector(), args);
    ryaDAO.destroy();
    final Configuration conf = new Configuration();
    conf.addResource(confPath);
    final AccumuloRdfConfiguration rdfConf = new AccumuloRdfConfiguration(conf);
    rdfConf.setAuths("U", "FOUO");
    final ProspectorServiceEvalStatsDAO evalDao = new ProspectorServiceEvalStatsDAO(connector, rdfConf);
    evalDao.init();
    // Get the cardinality of the 'urn:gem#pred' predicate.
    List<Value> values = new ArrayList<Value>();
    values.add(new URIImpl("urn:gem#pred"));
    double count = evalDao.getCardinality(rdfConf, CARDINALITY_OF.PREDICATE, values);
    assertEquals(4.0, count, 0.001);
    // Get the cardinality of the 'mydata1' object.
    values = new ArrayList<Value>();
    values.add(new LiteralImpl("mydata1"));
    count = evalDao.getCardinality(rdfConf, RdfEvalStatsDAO.CARDINALITY_OF.OBJECT, values);
    assertEquals(1.0, count, 0.001);
    // Get the cardinality of the 'mydata3' object.
    values = new ArrayList<Value>();
    values.add(new LiteralImpl("mydata3"));
    count = evalDao.getCardinality(rdfConf, RdfEvalStatsDAO.CARDINALITY_OF.OBJECT, values);
    assertEquals(-1.0, count, 0.001);
}

Example 37 with LiteralImpl

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

the class PcjTablesIT 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 RepositoryException, PcjException, TableNotFoundException, BindingSetConversionException, AccumuloException, AccumuloSecurityException {
    // Load some Triples into Rya.
    final Set<Statement> triples = new HashSet<>();
    triples.add(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://hasAge"), new NumericLiteralImpl(14, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://hasAge"), new NumericLiteralImpl(16, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://hasAge"), new NumericLiteralImpl(12, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://hasAge"), new NumericLiteralImpl(43, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://playsSport"), new LiteralImpl("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 Connector accumuloConn = cluster.getConnector();
    final String pcjTableName = new PcjTableNameFactory().makeTableName(getRyaInstanceName(), "testPcj");
    final Set<VariableOrder> varOrders = new ShiftVarOrderFactory().makeVarOrders(new VariableOrder("name;age"));
    final PcjTables pcjs = new PcjTables();
    pcjs.createPcjTable(accumuloConn, pcjTableName, varOrders, sparql);
    // Populate the PCJ table using a Rya connection.
    pcjs.populatePcj(accumuloConn, pcjTableName, ryaConn);
    // Scan Accumulo for the stored results.
    final Multimap<String, BindingSet> fetchedResults = loadPcjResults(accumuloConn, pcjTableName);
    // Make sure the cardinality was updated.
    final PcjMetadata metadata = pcjs.getPcjMetadata(accumuloConn, pcjTableName);
    assertEquals(3, metadata.getCardinality());
    // Ensure the expected results match those that were stored.
    final MapBindingSet alice = new MapBindingSet();
    alice.addBinding("name", new URIImpl("http://Alice"));
    alice.addBinding("age", new NumericLiteralImpl(14, XMLSchema.INTEGER));
    final MapBindingSet bob = new MapBindingSet();
    bob.addBinding("name", new URIImpl("http://Bob"));
    bob.addBinding("age", new NumericLiteralImpl(16, XMLSchema.INTEGER));
    final MapBindingSet charlie = new MapBindingSet();
    charlie.addBinding("name", new URIImpl("http://Charlie"));
    charlie.addBinding("age", new NumericLiteralImpl(12, XMLSchema.INTEGER));
    final Set<BindingSet> results = Sets.<BindingSet>newHashSet(alice, bob, charlie);
    final Multimap<String, BindingSet> expectedResults = HashMultimap.create();
    expectedResults.putAll("name;age", results);
    expectedResults.putAll("age;name", results);
    assertEquals(expectedResults, fetchedResults);
}

Example 38 with LiteralImpl

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

the class PcjTablesWithMockTest method populatePcj.

@Test
public void populatePcj() throws RepositoryException, PcjException, TableNotFoundException, BindingSetConversionException {
    // Load some Triples into Rya.
    final Set<Statement> triples = new HashSet<>();
    triples.add(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://hasAge"), new NumericLiteralImpl(14, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://hasAge"), new NumericLiteralImpl(16, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://hasAge"), new NumericLiteralImpl(12, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
    triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://hasAge"), new NumericLiteralImpl(43, XMLSchema.INTEGER)));
    triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://playsSport"), new LiteralImpl("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 " + "{" + "?name <http://hasAge> ?age." + "?name <http://playsSport> \"Soccer\" " + "}";
    final String pcjTableName = new PcjTableNameFactory().makeTableName(RYA_TABLE_PREFIX, "testPcj");
    final PcjTables pcjs = new PcjTables();
    pcjs.createAndPopulatePcj(ryaConn, accumuloConn, pcjTableName, sparql, new String[] { "age", "name" }, Optional.<PcjVarOrderFactory>absent());
    // Make sure the cardinality was updated.
    final PcjMetadata metadata = pcjs.getPcjMetadata(accumuloConn, pcjTableName);
    assertEquals(4, metadata.getCardinality());
}

Example 39 with LiteralImpl

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

the class PcjDocumentsIntegrationTest method createAndPopulatePcj.

/**
 * Ensure the method that creates a new PCJ table, scans Rya for matches, and
 * stores them in the PCJ table works.
 * <p>
 * The method being tested is: {@link PcjTables#createAndPopulatePcj(RepositoryConnection, Connector, String, String, String[], Optional)}
 */
@Test
public void createAndPopulatePcj() throws Exception {
    final MongoDBRyaDAO dao = new MongoDBRyaDAO();
    dao.setConf(new StatefulMongoDBRdfConfiguration(conf, getMongoClient()));
    dao.init();
    final RdfCloudTripleStore 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(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://hasAge"), new NumericLiteralImpl(14, XMLSchema.INTEGER)));
        triples.add(new StatementImpl(new URIImpl("http://Alice"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
        triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://hasAge"), new NumericLiteralImpl(16, XMLSchema.INTEGER)));
        triples.add(new StatementImpl(new URIImpl("http://Bob"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
        triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://hasAge"), new NumericLiteralImpl(12, XMLSchema.INTEGER)));
        triples.add(new StatementImpl(new URIImpl("http://Charlie"), new URIImpl("http://playsSport"), new LiteralImpl("Soccer")));
        triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://hasAge"), new NumericLiteralImpl(43, XMLSchema.INTEGER)));
        triples.add(new StatementImpl(new URIImpl("http://Eve"), new URIImpl("http://playsSport"), new LiteralImpl("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";
        // Create and populate the PCJ table.
        final MongoPcjDocuments pcjs = new MongoPcjDocuments(getMongoClient(), conf.getRyaInstanceName());
        pcjs.createAndPopulatePcj(ryaConn, pcjTableName, sparql);
        // Make sure the cardinality was updated.
        final PcjMetadata metadata = pcjs.getPcjMetadata(pcjTableName);
        assertEquals(3, metadata.getCardinality());
        // Scan Accumulo for the stored results.
        final Collection<BindingSet> fetchedResults = loadPcjResults(pcjTableName);
        // Ensure the expected results match those that were stored.
        final MapBindingSet alice = new MapBindingSet();
        alice.addBinding("name", new URIImpl("http://Alice"));
        alice.addBinding("age", new NumericLiteralImpl(14, XMLSchema.INTEGER));
        final MapBindingSet bob = new MapBindingSet();
        bob.addBinding("name", new URIImpl("http://Bob"));
        bob.addBinding("age", new NumericLiteralImpl(16, XMLSchema.INTEGER));
        final MapBindingSet charlie = new MapBindingSet();
        charlie.addBinding("name", new URIImpl("http://Charlie"));
        charlie.addBinding("age", new NumericLiteralImpl(12, XMLSchema.INTEGER));
        final Set<BindingSet> expected = Sets.<BindingSet>newHashSet(alice, bob, charlie);
        assertEquals(expected, fetchedResults);
    } finally {
        ryaConn.close();
        ryaStore.shutDown();
    }
}

Example 40 with LiteralImpl

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

the class AccumuloPeriodicQueryResultStorage method getRowPrefix.

private Text getRowPrefix(final long binId) throws BindingSetConversionException {
    final QueryBindingSet bs = new QueryBindingSet();
    bs.addBinding(PeriodicQueryResultStorage.PeriodicBinId, new LiteralImpl(Long.toString(binId), XMLSchema.LONG));
    return new Text(converter.convert(bs, new VariableOrder(PeriodicQueryResultStorage.PeriodicBinId)));
}