code: public void setOptVerbose(boolean optVerbose) {
      checkCanSetNoArgOption("--verbose");
      if ((false == optVerbose) && (optAbbrev || optNoAbbrev)) {
        throw new IllegalArgumentException(ExceptionMessageMap.getMessage("000120")
            + "  --no-abbrev or --abbrev can only be used with --verbose.");
      }
      this.optVerbose = optVerbose;
    }
docs: Checks whether the verbose option should be set and sets it.
  
  @param optVerbose
  True if the verbose option should be used, false otherwise.