PsiSubstitutor (PsiMember member) { PsiClass containingClass = Objects.requireNonNull(member.getContainingClass()); PsiSubstitutor superSubstitutor = ObjectUtils.notNull(hierarchy.getSuperMembersSubstitutor(containingClass, languageLevel), PsiSubstitutor.EMPTY); return obtainFinalSubstitutor(containingClass, superSubstitutor, aClass, substitutor, factory, languageLevel); }