Examples with SystemKeyspaceSession ai.grakn.factory.SystemKeyspaceSession used on opensource projects

Example 1 with SystemKeyspaceSession

use of ai.grakn.factory.SystemKeyspaceSession in project grakn by graknlabs.

the class GraknEngineServerFactory method createGraknEngineServer.

/**
 * Create a {@link GraknEngineServer} configured for Grakn Core. Grakn Queue (which is needed for post-processing and distributed locks) is implemented with Redis as the backend store
 *
 * @return a {@link GraknEngineServer} instance configured for Grakn Core
 */
public static GraknEngineServer createGraknEngineServer() {
    // grakn engine configuration
    EngineID engineId = EngineID.me();
    GraknConfig config = GraknConfig.create();
    GraknEngineStatus status = new GraknEngineStatus();
    MetricRegistry metricRegistry = new MetricRegistry();
    // redis
    RedisWrapper redisWrapper = RedisWrapper.create(config);
    QueueSanityCheck queueSanityCheck = new RedisSanityCheck(redisWrapper);
    // distributed locks
    LockProvider lockProvider = new JedisLockProvider(redisWrapper.getJedisPool());
    SystemKeyspaceSession systemKeyspaceSession = new GraknSystemKeyspaceSession(config);
    GraknKeyspaceStore graknKeyspaceStore = GraknKeyspaceStoreImpl.create(systemKeyspaceSession);
    // tx-factory
    EngineGraknTxFactory engineGraknTxFactory = EngineGraknTxFactory.create(lockProvider, config, graknKeyspaceStore);
    // post-processing
    IndexStorage indexStorage = RedisIndexStorage.create(redisWrapper.getJedisPool(), metricRegistry);
    CountStorage countStorage = RedisCountStorage.create(redisWrapper.getJedisPool(), metricRegistry);
    IndexPostProcessor indexPostProcessor = IndexPostProcessor.create(lockProvider, indexStorage);
    CountPostProcessor countPostProcessor = CountPostProcessor.create(config, engineGraknTxFactory, lockProvider, metricRegistry, countStorage);
    PostProcessor postProcessor = PostProcessor.create(indexPostProcessor, countPostProcessor);
    // http services: spark, http controller, and gRPC server
    Service sparkHttp = Service.ignite();
    Collection<HttpController> httpControllers = Collections.emptyList();
    GrpcServer grpcServer = configureGrpcServer(config, engineGraknTxFactory, postProcessor);
    return createGraknEngineServer(engineId, config, status, sparkHttp, httpControllers, grpcServer, engineGraknTxFactory, metricRegistry, queueSanityCheck, lockProvider, postProcessor, graknKeyspaceStore);
}