[Ch10b] Simplifying the lambdas version of Jukebox

package ch10b;

import java.util.ArrayList;

import java.util.List;

import java.util.*;

public class Jukebox6 {

  List<SongV3> songList = new ArrayList<SongV3>();

  MockSongV3File mockFile = new MockSongV3File();

  public static void main(String[] args) {

    new Jukebox6().go();

  }

  public void go() {

    songList = mockFile.getSongsV3();

    List<SongV3> songList = MockSongs.getSongsV3();

    System.out.println(songList);

    songList.sort((one, two) -> one.getTitle().compareTo(two.getTitle()));

    System.out.println(songList);

    songList.sort((one, two) -> one.getArtist().compareTo(two.getArtist()));

    System.out.println(songList);

  }

  public void ch10c() {

    songList = mockFile.getSongsV3();

    System.out.println(songList);

    songList.sort((one, two) -> {

      return one.getTitle().compareTo(two.getTitle());

    });

    System.out.println(songList);

    songList.sort((one, two) -> one.getArtist().compareTo(two.getArtist()));

    System.out.println(songList);

  }