자바에서 코틀린으로

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6

장

자바에서 코틀린 컬렉션으로

}

public static List<Journey> longestJourneysIn(

List<Journey> journeys,

int limit

) {

journeys.sort(comparing(Journey::getDuration).reversed());

➊

var actualLimit = Math.min(journeys.size(), limit);

return journeys.subList(0, actualLimit);

}

public static List<List<Journey>> routesToShowFor(String itineraryId) {

var routes = routesFor(itineraryId);

removeUnbearableRoutes(routes);

return routes;

}

private static void removeUnbearableRoutes(List<List<Journey>> routes) {

routes.removeIf(route -> sufferScoreFor(route) > 10);

}

private static int sufferScore(

List<Journey> longestJourneys,

Location ...