code: public void setOptAbbrev(boolean optAbbrev) {
      if (optVerbose) {
        if (optAbbrev && optNoAbbrev) {
          throw new IllegalArgumentException(ExceptionMessageMap.getMessage("000120")
              + "  --abbrev cannot be used with --no-abbrev.");
        }
        this.optAbbrev = optAbbrev;
      }
    }
docs: Checks whether the --abbrev option should be set and sets it.
  
  @param optAbbrev True if the --abbrev option should be used, false otherwise.