private boolean isGetterSetterAssignment(Object lookupObject, @Nullable PsiMethod calledMethod) {
    String prop = getSetterPropertyName(calledMethod);
    if (prop == null) return false;

    if (lookupObject instanceof PsiField &&
        prop.equals(PropertyUtilBase.suggestPropertyName((PsiField)lookupObject))) {
      return true;
    }
    if (lookupObject instanceof PsiMethod &&
        PropertyUtilBase.isSimplePropertyGetter((PsiMethod)lookupObject) &&
        prop.equals(PropertyUtilBase.getPropertyName((PsiMethod)lookupObject))) {
      return true;
    }
    return false;
  }
private boolean isGetterSetterAssignment(Object lookupObject, @Nullable PsiMethod calledMethod)