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