in src/main/java/org/apache/commons/cli/DefaultParser.java [586:594]
private void handleUnknownToken(final String token) throws ParseException {
if (token.startsWith("-") && token.length() > 1 && !stopAtNonOption) {
throw new UnrecognizedOptionException("Unrecognized option: " + token, token);
}
cmd.addArg(token);
if (stopAtNonOption) {
skipParsing = true;
}
}