public static ListenerManager startServer(String[] args) {
String repoLocation = null;
String confLocation = null;
CommandLineOptionParser optionsParser = new CommandLineOptionParser(args);
List invalidOptionsList = optionsParser.getInvalidOptions(new OptionsValidator() {
public boolean isInvalid(CommandLineOption option) {
String optionType = option.getOptionType();
return !("repo".equalsIgnoreCase(optionType) || "conf"
.equalsIgnoreCase(optionType));
}