private void initializeSuperMethods(PsiMethod method) {
    final RefManagerImpl refManager = getRefManager();
    if (refManager.isOfflineView()) return;
    for (PsiMethod psiSuperMethod : method.findSuperMethods()) {
      if (refManager.belongsToScope(psiSuperMethod)) {
        PsiElement sourceElement = RefJavaUtilImpl.returnToPhysical(psiSuperMethod);
        RefElement refElement = refManager.getReference(sourceElement);
        if (refElement instanceof RefMethodImpl refSuperMethod) {
          addSuperMethod(refSuperMethod);
          refManager.executeTask(() -> refSuperMethod.markExtended(this));
        }
        else {
          setLibraryOverride(true);
        }
      }
      else {
        setLibraryOverride(true);
      }
    }
  }
private void initializeSuperMethods(PsiMethod method)