code: @SuppressWarnings("unchecked")
      public List<String> getOptionValues(final String optionName) {
          if (optionName.length() == 1) {
              return getOptionValues(optionName.charAt(0));
          }
  
          return commandLine.getValues("--" + optionName);
      }
docs: @param optionName
  The name of the option whose values we are searching for.
  
  @return The list of the values. * @see it.jnrpe.ICommandLine#getOptionValues(String)