docs: private int computeInitialMapCapacity(int totalKeys) {
      if (dataMapInitialCapacity == null) {
        dataMapInitialCapacity = (int) ((float) dataGetsThreshold / 0.75f + 1.0f);
      }
      if (totalKeys < 16) {
        return 16;
      } else if (totalKeys < dataMapInitialCapacity) {
        return (int) ((float) totalKeys / 0.75f + 1.0f);
      } else {
        return dataMapInitialCapacity;
      }
    }