Examples with FluoClient org.apache.fluo.api.client.FluoClient used on opensource projects

Example 21 with FluoClient

use of org.apache.fluo.api.client.FluoClient in project incubator-rya by apache.

the class RyaInputIncrementalUpdateIT method historicAndStreamMultiVariables.

@Test
public void historicAndStreamMultiVariables() throws Exception {
    // A query that finds people who talk to other people and work at Chipotle.
    final String sparql = "SELECT ?x ?y " + "WHERE { " + "?x <http://talksTo> ?y. " + "?x <http://worksAt> <http://Chipotle>." + "}";
    // Triples that are loaded into Rya before the PCJ is created.
    final ValueFactory vf = new ValueFactoryImpl();
    final Set<Statement> historicTriples = Sets.newHashSet(vf.createStatement(vf.createURI("http://Alice"), vf.createURI("http://talksTo"), vf.createURI("http://Eve")), vf.createStatement(vf.createURI("http://Alice"), vf.createURI("http://worksAt"), vf.createURI("http://Chipotle")), vf.createStatement(vf.createURI("http://Joe"), vf.createURI("http://worksAt"), vf.createURI("http://Chipotle")));
    // Triples that will be streamed into Fluo after the PCJ has been
    final Set<Statement> streamedTriples = Sets.newHashSet(vf.createStatement(vf.createURI("http://Frank"), vf.createURI("http://talksTo"), vf.createURI("http://Betty")), vf.createStatement(vf.createURI("http://Joe"), vf.createURI("http://talksTo"), vf.createURI("http://Alice")), vf.createStatement(vf.createURI("http://Frank"), vf.createURI("http://worksAt"), vf.createURI("http://Chipotle")));
    // Load the historic data into Rya.
    final SailRepositoryConnection ryaConn = super.getRyaSailRepository().getConnection();
    for (final Statement triple : historicTriples) {
        ryaConn.add(triple);
    }
    // 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());
        super.getMiniFluo().waitForObservers();
        // Load the streaming data into Rya.
        for (final Statement triple : streamedTriples) {
            ryaConn.add(triple);
        }
        // Ensure Alice is a match.
        super.getMiniFluo().waitForObservers();
        final Set<BindingSet> expected = new HashSet<>();
        MapBindingSet bs = new MapBindingSet();
        bs.addBinding("x", vf.createURI("http://Alice"));
        bs.addBinding("y", vf.createURI("http://Eve"));
        expected.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("x", vf.createURI("http://Frank"));
        bs.addBinding("y", vf.createURI("http://Betty"));
        expected.add(bs);
        bs = new MapBindingSet();
        bs.addBinding("x", vf.createURI("http://Joe"));
        bs.addBinding("y", vf.createURI("http://Alice"));
        expected.add(bs);
        final Set<BindingSet> results = new HashSet<>();
        try (CloseableIterator<BindingSet> resultIt = pcjStorage.listResults(pcjId)) {
            while (resultIt.hasNext()) {
                results.add(resultIt.next());
            }
        }
        assertEquals(expected, results);
    }
}

Example 22 with FluoClient

use of org.apache.fluo.api.client.FluoClient in project incubator-rya by apache.

the class CountStatementsIT method countStatements.

@Test
public void countStatements() {
    // Insert some Triples into the Fluo app.
    final List<RyaStatement> triples = new ArrayList<>();
    triples.add(RyaStatement.builder().setSubject(new RyaURI("http://Alice")).setPredicate(new RyaURI("http://talksTo")).setObject(new RyaURI("http://Bob")).build());
    triples.add(RyaStatement.builder().setSubject(new RyaURI("http://Bob")).setPredicate(new RyaURI("http://talksTo")).setObject(new RyaURI("http://Alice")).build());
    triples.add(RyaStatement.builder().setSubject(new RyaURI("http://Charlie")).setPredicate(new RyaURI("http://talksTo")).setObject(new RyaURI("http://Bob")).build());
    triples.add(RyaStatement.builder().setSubject(new RyaURI("http://David")).setPredicate(new RyaURI("http://talksTo")).setObject(new RyaURI("http://Bob")).build());
    triples.add(RyaStatement.builder().setSubject(new RyaURI("http://Eve")).setPredicate(new RyaURI("http://talksTo")).setObject(new RyaURI("http://Bob")).build());
    try (FluoClient fluoClient = FluoFactory.newClient(super.getFluoConfiguration())) {
        new InsertTriples().insert(fluoClient, triples, Optional.<String>absent());
        // Load some statements into the Fluo app.
        final BigInteger count = new CountStatements().countStatements(fluoClient);
        // Ensure the count matches the expected values.
        assertEquals(BigInteger.valueOf(5), count);
    }
}

Example 23 with FluoClient

use of org.apache.fluo.api.client.FluoClient in project incubator-rya by apache.

the class BatchIT method simpleJoinDelete.

@Test
public void simpleJoinDelete() throws Exception {
    final String sparql = "SELECT ?subject ?object1 ?object2 WHERE { ?subject <urn:predicate_1> ?object1; " + " <urn:predicate_2> ?object2 } ";
    try (FluoClient fluoClient = new FluoClientImpl(getFluoConfiguration())) {
        RyaURI subj = new RyaURI("urn:subject_1");
        RyaStatement statement1 = new RyaStatement(subj, new RyaURI("urn:predicate_1"), null);
        RyaStatement statement2 = new RyaStatement(subj, new RyaURI("urn:predicate_2"), null);
        Set<RyaStatement> statements1 = getRyaStatements(statement1, 5);
        Set<RyaStatement> statements2 = getRyaStatements(statement2, 5);
        // Create the PCJ table.
        final PrecomputedJoinStorage pcjStorage = new AccumuloPcjStorage(getAccumuloConnector(), getRyaInstanceName());
        final String pcjId = pcjStorage.createPcj(sparql);
        // Tell the Fluo app to maintain the PCJ.
        String queryId = new CreateFluoPcj().withRyaIntegration(pcjId, pcjStorage, fluoClient, getAccumuloConnector(), getRyaInstanceName()).getQueryId();
        List<String> ids = getNodeIdStrings(fluoClient, queryId);
        String joinId = ids.get(2);
        String rightSp = ids.get(4);
        QueryBindingSet bs = new QueryBindingSet();
        bs.addBinding("subject", vf.createURI("urn:subject_1"));
        bs.addBinding("object1", vf.createURI("urn:object_0"));
        VisibilityBindingSet vBs = new VisibilityBindingSet(bs);
        // create sharded span for deletion
        URI uri = vf.createURI("urn:subject_1");
        Bytes prefixBytes = BindingHashShardingFunction.getShardedScanPrefix(rightSp, uri);
        Span span = Span.prefix(prefixBytes);
        // Stream the data into Fluo.
        InsertTriples inserter = new InsertTriples();
        inserter.insert(fluoClient, statements1, Optional.absent());
        inserter.insert(fluoClient, statements2, Optional.absent());
        getMiniFluo().waitForObservers();
        verifyCounts(fluoClient, ids, Arrays.asList(25, 25, 25, 5, 5));
        JoinBatchInformation batch = JoinBatchInformation.builder().setBatchSize(1).setColumn(FluoQueryColumns.STATEMENT_PATTERN_BINDING_SET).setSpan(span).setTask(Task.Delete).setJoinType(JoinType.NATURAL_JOIN).setSide(Side.LEFT).setBs(vBs).build();
        // Verify the end results of the query match the expected results.
        createSpanBatch(fluoClient, joinId, batch);
        getMiniFluo().waitForObservers();
        verifyCounts(fluoClient, ids, Arrays.asList(25, 25, 20, 5, 5));
    }
}

Example 24 with FluoClient

use of org.apache.fluo.api.client.FluoClient in project incubator-rya by apache.

the class RyaSubGraphExporterFactory method build.

@Override
public Optional<IncrementalResultExporter> build(Context context) throws IncrementalExporterFactoryException, ConfigurationException {
    Preconditions.checkNotNull(context);
    RyaSubGraphExportParameters params = new RyaSubGraphExportParameters(context.getObserverConfiguration().toMap());
    if (params.getUseRyaSubGraphExporter()) {
        try {
            // Get FluoConfiguration from params
            FluoConfiguration conf = params.getFluoConfiguration();
            FluoClient fluo = FluoFactory.newClient(conf);
            // Create exporter
            RyaSubGraphExporter exporter = new RyaSubGraphExporter(fluo);
            return Optional.of(exporter);
        } catch (Exception e) {
            throw new IncrementalExporterFactoryException("Could not initialize the RyaSubGraphExporter", e);
        }
    }
    return Optional.absent();
}

Example 25 with FluoClient

use of org.apache.fluo.api.client.FluoClient in project incubator-rya by apache.

the class GetPcjMetadataIT method getMetadataByQueryId.

@Test
public void getMetadataByQueryId() throws RepositoryException, MalformedQueryException, SailException, QueryEvaluationException, PcjException, NotInFluoException, NotInAccumuloException, RyaDAOException, UnsupportedQueryException {
    final String sparql = "SELECT ?x " + "WHERE { " + "?x <http://talksTo> <http://Eve>. " + "?x <http://worksAt> <http://Chipotle>." + "}";
    // 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());
        // Fetch the PCJ's Metadata through the GetPcjMetadata interactor.
        final String queryId = new ListQueryIds().listQueryIds(fluoClient).get(0);
        final PcjMetadata metadata = new GetPcjMetadata().getMetadata(pcjStorage, fluoClient, queryId);
        // Ensure the command returns the correct metadata.
        final Set<VariableOrder> varOrders = new ShiftVarOrderFactory().makeVarOrders(sparql);
        final PcjMetadata expected = new PcjMetadata(sparql, 0L, varOrders);
        assertEquals(expected, metadata);
    }
}