void (@NotNull Set<? super PsiModifierListOwner> result, @NotNull HierarchicalMethodSignature signature, @NotNull PsiElement place, @NotNull PsiResolveHelper resolveHelper) { for (final HierarchicalMethodSignature superSignature : signature.getSuperSignatures()) { final PsiMethod superMethod = superSignature.getMethod(); if (!resolveHelper.isAccessible(superMethod, place, null)) continue; if (!result.add(superMethod)) continue; collectSuperMethods(result, superSignature, place, resolveHelper); } }