vector<PbMessagePtr> PairStoreDelegateRddPartition::getValue(const PbMessagePtr& key) const {
  vector<PbMessagePtr> value;

  StoreValue<google::protobuf::Message> storeValue;
  ResultCode rc = dataMap->get(key, storeValue);
  if (rc == RC_OK) {
    value.push_back(storeValue.get());
  }
  return value;
}
PbMessagePtr PairStoreDelegateRddPartition::get(const PbMessagePtr& key) const {
  PbMessagePtr value;

  StoreValue<google::protobuf::Message> storeValue;
  ResultCode rc = dataMap->get(key, storeValue);
  if (rc == RC_OK) {
    value = storeValue.get();
  }
  return value;
}