@Override
  public ConfigFileMetaData @NotNull [] getMetaData() {
    if (myCachedMetaData == null) {
      myCachedMetaData = myMetaData.toArray(new ConfigFileMetaData[0]);
    }
    return myCachedMetaData;
  }
@Override
  public ConfigFileMetaData @NotNull [] getMetaData()