ublic static Map<String, List<List<PsiType>>> getExistingMethodsWithParameterTypes(@NotNull PsiClass psiClass) {
    return PsiClassUtil.collectClassMethodsIntern(psiClass).stream()
      .filter(psiMethod -> !PsiAnnotationSearchUtil.isAnnotatedWith(psiMethod, LombokClassNames.TOLERATE))
      .collect(Collectors.groupingBy(PsiMethod::getName,
                                     Collectors.mapping(BuilderHandler::getMethodParameterTypes, Collectors.toList())));
  }

ublic static Map<String, List<List<PsiType>>> getExistingMethodsWithParameterTypes(@NotNull PsiClass psiClass) 