Examples with MongoPcjStorage org.apache.rya.indexing.pcj.storage.mongo.MongoPcjStorage used on opensource projects

Example 6 with MongoPcjStorage

use of org.apache.rya.indexing.pcj.storage.mongo.MongoPcjStorage in project incubator-rya by apache.

the class MongoCreatePCJIT method createPCJ.

@Test
public void createPCJ() throws Exception {
    final MongoConnectionDetails connectionDetails = getConnectionDetails();
    final RyaClient ryaClient = MongoRyaClientFactory.build(connectionDetails, getMongoClient());
    // Initialize the commands that will be used by this test.
    final CreatePCJ createPCJ = ryaClient.getCreatePCJ();
    final Install installRya = ryaClient.getInstall();
    final InstallConfiguration installConf = InstallConfiguration.builder().setEnablePcjIndex(true).build();
    installRya.install(conf.getRyaInstanceName(), installConf);
    System.out.println(getMongoClient().getDatabase(conf.getRyaInstanceName()).getCollection("instance_details").find().first().toJson());
    // Create a PCJ.
    final String sparql = "SELECT ?x " + "WHERE { " + "?x <http://talksTo> <http://Eve>. " + "?x <http://worksAt> <http://TacoJoint>." + "}";
    final String pcjId = createPCJ.createPCJ(conf.getRyaInstanceName(), sparql);
    // Verify the RyaDetails were updated to include the new PCJ.
    final Optional<RyaDetails> ryaDetails = ryaClient.getGetInstanceDetails().getDetails(conf.getRyaInstanceName());
    final ImmutableMap<String, PCJDetails> details = ryaDetails.get().getPCJIndexDetails().getPCJDetails();
    final PCJDetails pcjDetails = details.get(pcjId);
    assertEquals(pcjId, pcjDetails.getId());
    assertFalse(pcjDetails.getLastUpdateTime().isPresent());
    try (final PrecomputedJoinStorage pcjStorage = new MongoPcjStorage(getMongoClient(), conf.getRyaInstanceName())) {
        final PcjMetadata pcjMetadata = pcjStorage.getPcjMetadata(pcjId);
        // confirm that the pcj was added to the pcj store.
        assertEquals(sparql, pcjMetadata.getSparql());
        assertEquals(0L, pcjMetadata.getCardinality());
    }
}