private Charger createCharger(Attributes atts) {
Id<Charger> id = Id.create(atts.getValue("id"), Charger.class);
Link link = links.get(Id.createLinkId(atts.getValue("link")));
double power_kW = ReaderUtils.getDouble(atts, "power", DEFAULT_CHARGER_POWER_kW);
int plugs = ReaderUtils.getInt(atts, "capacity", DEFAULT_CHARGER_CAPACITY);
return new ChargerImpl(id, power_kW * EvUnitConversions.W_PER_kW, plugs, link);
}
