public override void remove(SongComponent newSongComponent)
{
throw new NotImplementedException();
}
abstract public void remove(SongComponent newSongComponent);
abstract public void add(SongComponent newSongComponent);
public DiskJockey(SongComponent newSongList)
{
songList = newSongList;
}
public override void remove(SongComponent newSongComponent)
{
songComponents.Remove(newSongComponent);
}
// Whats added into this is an interface SongComponent
// Since Song and SongGroup implements SongComponents,
// we can add both types of objects into this class.
// Only song group can have the add feature as it is not necessarily a leaf node.
public override void add(SongComponent newSongComponent)
{
songComponents.Add(newSongComponent);
}