public DemandAtStation getDemand() {
DemandAtStation getDemand() {
    public DemandAtStation getDemand() {        boolean[] demandboolean = new boolean[w.size(KEY.CARGO_TYPES)];        for (int i = 0; i < w.size(KEY.CARGO_TYPES); i++) {            if (demand[i] >= PREREQUISITE_FOR_DEMAND) {                demandboolean[i] = true;                CargoType ct = (CargoType)w.get(KEY.CARGO_TYPES, i);            }        }        return new DemandAtStation(demandboolean);    }