DateBean.java 文件源码

private Callable<ObservableMap<String, Number>> calculateEarningsPerOrigin() {
    return () -> {
        final ObservableMap<String, Number> result = FXCollections.observableMap(new TreeMap<>());
        final Stream<BookingEntry> s = getRooms().stream().flatMap(r -> r.getFilteredBookingEntries().stream());
        s.forEach(b -> {
            double n = result.getOrDefault(b.getElement().getBookingOrigin().getName(), Double.valueOf(0))
                    .doubleValue();
            n += b.getEarnings(SettingsManager.getInstance().isShowNetEarnings());
            result.put(b.getElement().getBookingOrigin().getName(), n);
        });
        return result;
    };
}