return allActiveSubUnits;
return allSubUnits;
    private List<Unit> getSubUnitsByState(YearMonthDay currentDate, boolean state) {	List<Unit> allActiveSubUnits = new ArrayList<Unit>();	for (Unit subUnit : this.getSubUnits()) {	    if (subUnit.isActive(currentDate) == state) {		allActiveSubUnits.add(subUnit);	    }	}	return allActiveSubUnits;    }