docs: static void parseData(String[] args, BiConsumer<String, Boolean> data) {
          CommandLine commandLine = parseCommandLine(args);
          Object value = commandLine.optionValue("d");
          if (value != null) {
              data.accept(value.toString(), commandLine.hasOption("x"));
          } else {
              data.accept(null, commandLine.hasOption("x"));
          }
      }