@Override
    public Optional<Boolean> resume() {
        return returnFirstPresentOrEmpty(MavenOptions::resume);
    }

    @Override
    public Optional<String> resumeFrom() {
        return returnFirstPresentOrEmpty(MavenOptions::resumeFrom);
    }

    @Override
    public Optional<List<String>> projects() {
        return collectListIfPresentOrEmpty(MavenOptions::projects);
    }

    @Override

    private boolean recursive = true;

    private File pom;

    private String reactorFailureBehavior = REACTOR_FAIL_FAST;

    private boolean resume = false;

    private String resumeFrom;

    private String makeBehavior;

    private Properties systemProperties;

    private Properties userProperties;

    private Instant startTime = MonotonicClock.now();

        }
        return Optional.empty();
    }

    @Override
    public Optional<String> resumeFrom() {
        if (commandLine.hasOption(CLIManager.RESUME_FROM)) {
            return Optional.of(commandLine.getOptionValue(CLIManager.RESUME_FROM));
        }
        return Optional.empty();
    }

    @Override
    public Optional<List<String>> projects() {

    public static final String FAIL_AT_END = "fae";

    public static final String FAIL_NEVER = "fn";

    public static final String RESUME = "r";

    public static final String RESUME_FROM = "rf";

    public static final String PROJECT_LIST = "pl";

    public static final String ALSO_MAKE = "am";

    public static final String ALSO_MAKE_DEPENDENTS = "amd";