throw new BAD_OPERATION("Binding expected");
BAD_OPERATION bad = new BAD_OPERATION("Binding expected"); bad.minor = Minor.Any; bad.initCause(ex); throw bad;
  public static Binding extract(Any a)  {    try      {        return ((BindingHolder) a.extract_Streamable()).value;      }    catch (ClassCastException ex)      {        throw new BAD_OPERATION("Binding expected");      }  }