code: @Override
      public UserPartTestMessage createUPT() {
          UserPartTestMessage msg = new UserPartTestMessageImpl(_UPT_HOLDER.mandatoryCodes,
                  _UPT_HOLDER.mandatoryVariableCodes, _UPT_HOLDER.optionalCodes, _UPT_HOLDER.mandatoryCodeToIndex,
                  _UPT_HOLDER.mandatoryVariableCodeToIndex, _UPT_HOLDER.optionalCodeToIndex);
          return msg;
      }
docs: /*
  (non-Javadoc)
  
  @see org.restcomm.protocols.ss7.isup.ISUPMessageFactory#createUPT()