private void changeModifierList (@NotNull PsiModifierList modifierList) {
    try {
      boolean needRemoveWhiteSpace = modifierList.getLastChild() instanceof PsiAnnotation &&
                                     modifierList.getNextSibling() instanceof PsiWhiteSpace &&
                                     myShouldHave;
      modifierList.setModifierProperty(myModifier, myShouldHave);
      if (needRemoveWhiteSpace) {
        modifierList.getNextSibling().delete();
      }
    }
    catch (IncorrectOperationException e) {
      LOG.error(e);
    }
  }
private void changeModifierList (@NotNull PsiModifierList modifierList)