    PosibErr<void> decode_ec(const char * in, int size, 
                             FilterCharVector & out, ParmStr) const {
      DecodeLookup::decode(in, size, out);
      return no_err;
    }
    PosibErr<void> decode_ec(const char * in, int size, 
                             FilterCharVector & out, ParmStr) const {
      DecodeLookup::decode(in, size, out);
      return no_err;
    }