A functional stream example with Comparator, BiConsumer and Optional

FunctionalStream.java

import java.util.*;
import java.util.function.*;
import java.util.stream.*;


class MinMax {

    public static <T> void findMinMax(
            Stream<? extends T> stream,
            Comparator<? super T> order,
            BiConsumer<? super T, ? super T> minMaxConsumer) {

        List<T> list = stream.collect(Collectors.toList());

        minMaxConsumer.accept(list.stream().min(order).orElse(null),
                list.stream().max(order).orElse(null));

    }

    public static void main(String[] args) {
        Stream<Integer> intStream = Stream.of(2,3,41,3,7,4,32,5);
        Comparator<Integer> comparator = Comparator.naturalOrder();
        BiConsumer<Integer, Integer> minMaxConsumer = (a, b) -> System.out.printf("Min:%d Max:%d", a, b);

        findMinMax(intStream, comparator, minMaxConsumer);


    }
}