use of org.apache.rya.mongodb.batch.MongoDbBatchWriterConfig in project incubator-rya by apache.
the class AbstractMongoIndexer method initCore.
protected void initCore() {
dbName = conf.getMongoDBName();
this.mongoClient = conf.getMongoClient();
db = this.mongoClient.getDB(dbName);
final String collectionName = conf.get(MongoDBRdfConfiguration.MONGO_COLLECTION_PREFIX, "rya") + getCollectionName();
collection = db.getCollection(collectionName);
flushEachUpdate = ((MongoDBRdfConfiguration) conf).flushEachUpdate();
final MongoDbBatchWriterConfig mongoDbBatchWriterConfig = MongoDbBatchWriterUtils.getMongoDbBatchWriterConfig(conf);
mongoDbBatchWriter = new MongoDbBatchWriter<>(new DbCollectionType(collection), mongoDbBatchWriterConfig);
try {
mongoDbBatchWriter.start();
} catch (final MongoDbBatchWriterException e) {
LOG.error("Error start MongoDB batch writer", e);
}
}
use of org.apache.rya.mongodb.batch.MongoDbBatchWriterConfig in project incubator-rya by apache.
the class MongoDBRyaBatchWriterIT method testMongoCollectionFlush.
@Test
public void testMongoCollectionFlush() throws Exception {
final MongoDBStorageStrategy<RyaStatement> storageStrategy = new SimpleMongoDBStorageStrategy();
final List<Document> documents = Lists.newArrayList(toDocument(storageStrategy.serialize(statement(1))), toDocument(storageStrategy.serialize(statement(2))), toDocument(storageStrategy.serialize(statement(2))), null, toDocument(storageStrategy.serialize(statement(3))), toDocument(storageStrategy.serialize(statement(3))), toDocument(storageStrategy.serialize(statement(4))));
final MongoCollectionType mongoCollectionType = new MongoCollectionType(getRyaCollection());
final MongoDbBatchWriterConfig mongoDbBatchWriterConfig = MongoDbBatchWriterUtils.getMongoDbBatchWriterConfig(conf);
final MongoDbBatchWriter<Document> mongoDbBatchWriter = new MongoDbBatchWriter<>(mongoCollectionType, mongoDbBatchWriterConfig);
mongoDbBatchWriter.start();
mongoDbBatchWriter.addObjectsToQueue(documents);
mongoDbBatchWriter.flush();
Thread.sleep(1_000);
mongoDbBatchWriter.addObjectsToQueue(documents);
mongoDbBatchWriter.flush();
Thread.sleep(1_000);
mongoDbBatchWriter.shutdown();
assertEquals(4, getRyaCollection().count());
}
use of org.apache.rya.mongodb.batch.MongoDbBatchWriterConfig in project incubator-rya by apache.
the class MongoDBRyaBatchWriterIT method testDbCollectionFlush.
@Test
public void testDbCollectionFlush() throws Exception {
final MongoDBStorageStrategy<RyaStatement> storageStrategy = new SimpleMongoDBStorageStrategy();
final List<DBObject> objects = Lists.newArrayList(storageStrategy.serialize(statement(1)), storageStrategy.serialize(statement(2)), storageStrategy.serialize(statement(2)), null, storageStrategy.serialize(statement(3)), storageStrategy.serialize(statement(3)), storageStrategy.serialize(statement(4)));
final DbCollectionType collectionType = new DbCollectionType(getRyaDbCollection());
final MongoDbBatchWriterConfig mongoDbBatchWriterConfig = MongoDbBatchWriterUtils.getMongoDbBatchWriterConfig(conf);
final MongoDbBatchWriter<DBObject> mongoDbBatchWriter = new MongoDbBatchWriter<>(collectionType, mongoDbBatchWriterConfig);
mongoDbBatchWriter.start();
mongoDbBatchWriter.addObjectsToQueue(objects);
mongoDbBatchWriter.flush();
Thread.sleep(1_000);
mongoDbBatchWriter.addObjectsToQueue(objects);
mongoDbBatchWriter.flush();
Thread.sleep(1_000);
mongoDbBatchWriter.shutdown();
assertEquals(4, getRyaDbCollection().count());
}
use of org.apache.rya.mongodb.batch.MongoDbBatchWriterConfig in project incubator-rya by apache.
the class MongoDBRyaDAO method init.
@Override
public void init() throws RyaDAOException {
if (isInitialized.get()) {
return;
}
secondaryIndexers = conf.getAdditionalIndexers();
for (final MongoSecondaryIndex index : secondaryIndexers) {
index.setConf(conf);
}
db = mongoClient.getDB(conf.get(MongoDBRdfConfiguration.MONGO_DB_NAME));
coll = db.getCollection(conf.getTriplesCollectionName());
nameSpaceManager = new SimpleMongoDBNamespaceManager(db.getCollection(conf.getNameSpacesCollectionName()));
queryEngine = new MongoDBQueryEngine();
queryEngine.setConf(conf);
storageStrategy = new SimpleMongoDBStorageStrategy();
storageStrategy.createIndices(coll);
for (final MongoSecondaryIndex index : secondaryIndexers) {
index.init();
}
final MongoDbBatchWriterConfig mongoDbBatchWriterConfig = MongoDbBatchWriterUtils.getMongoDbBatchWriterConfig(conf);
mongoDbBatchWriter = new MongoDbBatchWriter<>(new DbCollectionType(coll), mongoDbBatchWriterConfig);
try {
mongoDbBatchWriter.start();
} catch (final MongoDbBatchWriterException e) {
throw new RyaDAOException("Error starting MongoDB batch writer", e);
}
isInitialized.set(true);
}
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