private static boolean checkForMapParameters(GrParameterListOwner owner) {
    final GrParameter[] parameters = owner.getParameters();
    if (parameters.length != 1) return true;

    final GrParameter parameter = parameters[0];
    final PsiType type = parameter.getTypeGroovy();
    if (!(type instanceof PsiClassType)) return true;

    final PsiClass psiClass = ((PsiClassType)type).resolve();
    return psiClass == null || !CommonClassNames.JAVA_UTIL_MAP.equals(psiClass.getQualifiedName());
  }
private static boolean checkForMapParameters(GrParameterListOwner owner)