NotNull
  @PsiModifier.ModifierConstant
  private static String getBuilderOuterAccessVisibility(@NotNull PsiAnnotation psiAnnotation) {
    final String accessVisibility = LombokProcessorUtil.getAccessVisibility(psiAnnotation);
    return null == accessVisibility ? PsiModifier.PUBLIC : accessVisibility;
  }

NotNull
  @PsiModifier.ModifierConstant
  private static String getBuilderOuterAccessVisibility(@NotNull PsiAnnotation psiAnnotation) 