SongObjectClass

public class SongObjectClass
{
    private String songName;
    private String artistName;
    private double length;
    private String genre;

    /**
     * Constructor for objects of class SongObjectClass
     */
    public SongObjectClass(String pSongName, String pArtistName, double pLength, String pGenre)
    {
        songName = pSongName;
        artistName = pArtistName;
        length = pLength;
        genre = pGenre;
    }

    // getter methods
    public String getSongName()
    {
        return songName;
    }

    public String getArtistName()
    {
        return artistName;
    }

    public double getLength()
    {
        return length;
    }

    public String getGenre()
    {
        return genre;
    }

    // setter methods
    public void newSong(String nSong)
    {
        songName = nSong;
    }

    public void newArtist(String nArtist)
    {
        artistName = nArtist;
    }

    public void newLength(double duration)
    {
        length = duration;
    }

    public void newGenre(String nGenre)
    {
        genre = nGenre;
    }

    public void play()
    {
        Scanner scan = new Scanner(System.in);
        System.out.println("What are the lyrics of the song?");
        String lyrics = scan.nextLine();
        System.out.println("Do you want to play the song?");
        String answer = scan.nextLine();
        if (answer.equalsIgnoreCase("yes") || answer.equalsIgnoreCase("y"))
        {
            System.out.println("Playing " + songName + " by " + artistName + ".");
            System.out.println(lyrics);
        }
    }

    public void songDescription()
    {
        System.out.println("The name of this song is " + songName + ", written by " + artistName + 
            ". It has a length of " + length + " minute(s), and the genre is " + genre + ".");
    }

    public void createPlaylist(int playlistLength)
    {
        String playlist = "";
        Scanner scan = new Scanner(System.in);
        for (int i = 0; i < playlistLength; i++)
        {
            System.out.println("What song do you want to add?");
            String first = scan.nextLine();
            playlist = playlist + first + ", ";
        }
        System.out.println("Your playlist consists of the songs " + playlist);
    }

    public static void totalLength(SongObjectClass s1, SongObjectClass s2)
    {
        double total = s1.length + s2.length;
        System.out.println("The duration of these two songs combined is: " + total);
    }

    public static void checkGenre(SongObjectClass... g1)
    {
        boolean allDifferent = true;
        int count1 = 0;
        int count2 = 0;
        for (SongObjectClass s1: g1)
        {
            count2++;
            for (SongObjectClass s2: g1)
            {

                if (s1.genre.equals(s2.genre))
                {
                    count1++;

                }
            }
        }
        if (count1 > count2)
        {
            System.out.println("Not all songs are unique.");
        }
        else 
        {
            System.out.println("All songs are unique");
        }
    }
    
    public static double randomLength()
    {
        double l = (Math.random()*6);
        if (l < 1)
        {
            l = l + 1;
        }
        return l;
    }
    
    public static String randomGenre()
    {
        int g = (int)(Math.random()*10);
        String rGenre = "";
        if (g == 1)
        {
            rGenre = "Pop";
        }
        else if (g == 2)
        {
            rGenre = "Blues";
        }
        else if (g == 3)
        {
            rGenre = "R&B";
        }
        else if (g == 4)
        {
            rGenre = "Indie";
        }
        else if (g == 5)
        {
            rGenre = "Rock";
        }
        else if (g == 6)
        {
            rGenre = "Soul";
        }
        else if (g == 7)
        {
            rGenre = "Dance";
        }
        else if (g == 8)
        {
            rGenre = "Classical";
        }
        else if (g == 9)
        {
            rGenre = "Jazz";
        }
        return rGenre;
    }
    
    static String artist = "";
    
    public static String rArtist()
    {
        String alphabet = "abcdefghijklmnopqrstuvwxyz";
        String rName = "";
        for (int i = 0; i < alphabet.length(); i++)
        {
            int rIndex = (int)(Math.random()*26);
            rName = rName + alphabet.substring(rIndex, rIndex + 1);
        }
        rName = rName.substring(0, (int)(Math.random()*7));
        artist = rName;
        return rName;
    }
    public static String rSong()
    {
        String alphabet = "abcdefghijklmnopqrstuvwxyz";
        String rS = "";
        for (int i = 0; i < alphabet.length(); i++)
        {
            int rIndex = (int)(Math.random()*26);
            rS = rS + alphabet.substring(rIndex, rIndex + 1);
        }
        rS = rS.substring(0, (int)(Math.random()*7));
        return rS;
    }
    
    public String read()
    {
        return "The name of this song is " + this.rSong() + " by " + artist +
        " that is " + this.randomLength() + " minutes long, and its genre is " + this.randomGenre() + ". ";
    }
}