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