Java 8 Streams - Stream.mapToLong Examples

package com.logicbig.example.stream;

import java.util.LongSummaryStatistics;
import java.util.stream.LongStream;
import java.util.stream.Stream;

public class MapToLongExample {

    public static void main(String... args) {
        String[] s = {"1", "6", "7", "10"};
        Stream<String> stringStream = Stream.of(s);
        LongStream longStream = stringStream.mapToLong(Long::parseLong);
        LongSummaryStatistics stats = longStream.peek(System.out::println)
                                                .summaryStatistics();
        System.out.println(stats);
    }
}