class LabourCostCategory implements FinanceRowCostCategory {

    @Override
    public void addCost(FinanceRowItem costItem) {
        if (costItem != null) {
            LabourCost labourCost = (LabourCost) costItem;
            if (WORKING_DAYS_PER_YEAR.equals(labourCost.getDescription())) {
                workingDaysPerYearCostItem = (LabourCost) costItem;
            } else {
                costs.add(costItem);
            }
        }
    }

}