FullPlaylistMode.java

/**ConcreteStateA implements MyDisplay*/
public class FullPlaylistMode implements MyDisplay{
       private SongLibrary songlib;
       private String modeTitle = "FullPlaylist";

       
       public FullPlaylistMode(SongLibrary sl){
              this.songlib = sl;

       }

       /** This implementation allows to print the full playlist every time 
        * a song is played, through the method `private void printAllList()` 
        * of the same class.
        * @param s : Song that needs to be visualized at the end of the printed
        * playlist.
        */
       public void visualize(Song s){
              System.out.println("Printing library...");
              printAllList();
              System.out.println(songlib.getWhereInList()+1 + " ------ " +s);
              System.out.println("-----\n");
       }

       public String getModeTitle() {
           return modeTitle;
       }
       
       private void printAllList(){
              int i = 1;
              System.out.println("-----");
              for (Song song : songlib.getMyLibrary()){
                     System.out.println(i + " -- " + song.getTitle() + " by " + song.getAuthor());
                     i++;
              }
              System.out.println("-----");

       }
}