String s2 = opt2.getOpt() != null ? opt2.getOpt() : opt2.getLongOpt();
            return s1.compareToIgnoreCase(s2);
        }
    }

    private static class CLIManagerExtension extends CLIManager {
        public Collection<Option> getOptions() {
            List<Option> optList = new ArrayList<>(options.getOptions());
            optList.sort(new OptionComparator());
            return optList;
        }
    }