public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster,
Configuration configuration, DatastoreContext datastoreContext) {
Preconditions.checkNotNull(actorSystem, "actorSystem should not be null");
public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster,
Configuration configuration, DatastoreContext datastoreContext) {
Preconditions.checkNotNull(actorSystem, "actorSystem should not be null");