public static boolean isEffectivelyUnqualified(PsiReferenceExpression refExpression) {
    PsiExpression qualifier = PsiUtil.deparenthesizeExpression(refExpression.getQualifierExpression());
    if (qualifier == null) {
      return true;
    }
    if (qualifier instanceof PsiQualifiedExpression) {
      final PsiJavaCodeReferenceElement thisQualifier = ((PsiQualifiedExpression)qualifier).getQualifier();
      if (thisQualifier == null) return true;
      final PsiClass innerMostClass = PsiTreeUtil.getParentOfType(refExpression, PsiClass.class);
      return innerMostClass == thisQualifier.resolve();
    }
    return false;
  }
public static boolean isEffectivelyUnqualified(PsiReferenceExpression refExpression)