code: public InformationMessage createINF() {
          InformationMessage msg = new InformationMessageImpl(_INF_HOLDER.mandatoryCodes, _INF_HOLDER.mandatoryVariableCodes,
                  _INF_HOLDER.optionalCodes, _INF_HOLDER.mandatoryCodeToIndex, _INF_HOLDER.mandatoryVariableCodeToIndex,
                  _INF_HOLDER.optionalCodeToIndex);
          return msg;
      }
docs: /*
  (non-Javadoc)
  
  @see org.restcomm.protocols.ss7.isup.ISUPMessageFactory#createINF(int cic)