@Nullable
  public CodeStyleSettings importCodeStyle() throws SchemeImportException {
    if (myCorePreferences != null) {
      CodeStyleSettings settings = CodeStyleSettingsManager.getInstance().createSettings();
      importProperties(myCorePreferences, settings);
      if (myUiPreferences != null && myImportOrganizeImportsConfig) {
        importOptimizeImportsSettings(myUiPreferences, settings);
      }
      return settings;
    }
    return null;
  }
@Nullable
  public CodeStyleSettings importCodeStyle()