Function 按某個字段排序

@Setter
@Getter
public class TestPoiDTOimplements Serializable {

    private String name;

    private String type;

    private String code;

    private Double distance;
}

List<TestPoiDTO> hotelPoiDTOS=new Arrays();

//按照距離升序排序

Function<testPoiDTOS, Double> sortByDistanceTypeAsc = p -> p.getDistance();
testPoiDTOS.sort(Comparator.comparing(sortByDistanceTypeAsc));