/*
  Written by Jacob Pavlovec - 11/5/07
  This class represents a generic song.
  It implements Comparable so that it can by sorted by
  the sort method of the Arrays class
*/
public class Song implements Comparable
{
  String name;
  String artist;
  int    year;

  public Song(String name, String artist, int year)
  {
    this.name = name;
    this.artist = artist;
    this.year = year;
  }

  /*
    Because this class implements Comparable,
    this method must be included.
    I have set this method up so that the songs
    can be sorted by date.
    Can you change this method so it can be sorted by author?
  */
  public int compareTo(Object o)
  {
    Song s = (Song)o;
    return s.year - this.year;
  }

  public String toString()
  {
    return name + " : " + artist + " : " + year;
  }
}