protected static void ensureName(IntroduceOperation operation) {
    if (operation.getName() == null) {
      final Collection<String> suggestedNames = operation.getSuggestedNames();
      if (suggestedNames.size() > 0) {
        operation.setName(suggestedNames.iterator().next());
      }
      else {
        operation.setName("x");
      }
    }
  }
protected static void ensureName(IntroduceOperation operation)