@Override
  public @NotNull List<Pair<PsiMethod, PsiSubstitutor>> getAllMethodsAndTheirSubstitutors() {
    return PsiClassImplUtil.getAllWithSubstitutorsByMap(this, PsiClassImplUtil.MemberType.METHOD);
  }
@Override
  public @NotNull List<Pair<PsiMethod, PsiSubstitutor>> getAllMethodsAndTheirSubstitutors()