static Player player = new Player();

  private static HashMap<String, String> instrumentsMap;

  private static final char[] caracteres = new char[] { 'a', 'b', 'c', 'd',

      'e', 'f', 'g', 'h', 'i', 'j', 'k' }; // El numero de canales de los

                          // ritmos se limita al

                          // numero de letras de este

                          // vector. Poner mas

  private static String getInstrumentRealName(String instrument) {

    String realName = null;

    if (instrumentsMap == null) {

      instrumentsMap = new HashMap<String, String>();

      instrumentsMap.put("ELECTRIC-PIANO", "ELECTRIC_PIANO");

      instrumentsMap.put("ROCK-ORGAN", "ROCK_ORGAN");

      instrumentsMap.put("CHURCH-ORGAN", "CHURCH_ORGAN");

      instrumentsMap.put("ACOUSTIC-SNARE", "ACOUSTIC_SNARE");

      instrumentsMap.put("BASS-DRUM", "BASS_DRUM");

      // ...

    }

    realName = instrumentsMap.get(instrument);

    if (realName == null)

      realName = instrument;

    return realName;

  }

  public static void playSounds(String instrument, final String sounds,

      final int tempo) {

    final String instrumentID = getInstrumentRealName(instrument);

    Thread hilo = new Thread() {

      @Override

      public void run() {

        Player player = new Player();

        player.play("T" + tempo + " I[" + instrumentID + "] " + sounds);

        System.out.println("Fin de reproducción de " + instrumentID);

      }

    };

    hilo.start();

  }

  public static void test(){

    Pattern doubleMeasureRest = new Pattern("Rw Rw");

    // "Frere Jacques"

    Pattern pattern1 = new Pattern("C5q D5q E5q C5q");

    // "Dormez-vous?"

    Pattern pattern2 = new Pattern("E5q F5q G5h");

    // "Sonnez les matines"

    Pattern pattern3 = new Pattern("G5i A5i G5i F5i E5q C5q");

    // "Ding ding dong"

    Pattern pattern4 = new Pattern("C5q G4q C5h");

    // Put all of the patters together to form the song

    Pattern song = new Pattern();

    song.add(pattern1, 2); // Adds 'pattern1' to 'song' twice

    song.add(pattern2, 2); // Adds 'pattern2' to 'song' twice

    song.add(pattern3, 2); // Adds 'pattern3' to 'song' twice

    song.add(pattern4, 2); // Adds 'pattern4' to 'song' twice

    // Create the first voice

    Pattern round1 = new Pattern("V0");

    round1.add(song);

    // Create the second voice

    Pattern round2 = new Pattern("V1");

    round2.add(doubleMeasureRest);

    round2.add(song);

    // Create the third voice

    Pattern round3 = new Pattern("V2");

    round3.add(doubleMeasureRest, 2);

    round3.add(song);

    // Put the voices together

    Pattern roundSong = new Pattern();

    roundSong.add(round1);

    roundSong.add(round2);

    roundSong.add(round3);

    // Play the song!

    player.play(roundSong);

  }

 

  public static void playTracks(final String[] instruments,

      final String[] sounds, final int[] tempos) {

    Pattern finalSong = new Pattern();

   

    for (int i = 0; i < instruments.length && i < sounds.length && i < tempos.length; i++) {

      final String instrumentID = getInstrumentRealName(instruments[i]);

      final int tempo = tempos[i];

      Pattern song = new Pattern("T" + tempo + " I[" + instrumentID + "] " + sounds[i]);

      Pattern round = new Pattern("V" + i);

      round.add(song);

      //Pattern song = new Pattern("G5i A5i G5i F5i E5q C5q");

      finalSong.add(round);

    }

   

    //finalSong.add(rhythm);   

    player.play(finalSong);

  }

  public static void playRhythm(String[] instruments, final String[] rhythms) {

    Rhythm rhythm = new Rhythm();

    int layer = 1;

    for (int i = 0; i < instruments.length && i < rhythms.length; i++) {

      String instrumID = getInstrumentRealName(instruments[i]);

      char caracter = caracteres[i];

      String aux = rhythms[i].replace("*", caracter + "");

      rhythm.setLayer(layer, aux);

      rhythm.addSubstitution('.', "Ri");

      rhythm.addSubstitution(caracter, "[" + instrumID + "]i");

      layer++;

    }

    final Rhythm final_rhythm = rhythm;

    Thread bateria = new Thread() {

      @Override

      public void run() {

        Pattern pattern = final_rhythm.getPattern();

        pattern.repeat(3);

        Player player = new Player();

        player.play(pattern);

        System.out.println("Fin de reproducción de ritmo");

      }

    };

    bateria.start();

  }

  private static Pattern getRhythmPattern(String[] instruments, String[] rhythms){

    Rhythm rhythm = new Rhythm();

    int layer = 1;

    for (int i = 0; i < instruments.length && i < rhythms.length; i++) {

      String instrumID = getInstrumentRealName(instruments[i]);

      char caracter = caracteres[i];

      String aux = rhythms[i].replace("*", caracter + "");

      rhythm.setLayer(layer, aux);

      rhythm.addSubstitution('.', "Ri");

      rhythm.addSubstitution(caracter, "[" + instrumID + "]i");

      layer++;

    }

    Pattern pattern = rhythm.getPattern();

    return pattern;   

  }

 

  // Metodo de pruebas

  public static void main(String[] args) throws IOException {   

    //playTracks(new String[] { "FLUTE", "FLUTE" }, new String[] {"E5s D#5s E5s D#5s E5s B4s D5s C5s A4s", "Rs Rs Rs D#6s E6s B5s D5s C6s A5s" }, new int[] { 60, 60 });

    //playTracks(new String[] { "PIANO", "FLUTE"}, new String[] {"E5s A5s C6s B5s E5s B5s D6s C6i E6i G#5i E6i | A5s E5s A5s C6s B5s E5s B5s D6s C6i A5i Ri", "Rs Rs Rs Rs Rs Rs D5s C5i E5i G#4i E5i | A4s E4s A4s C5s B4s E4s B4s D5s C5i A4i Ri"}, new int[] { 60, 120 }, getRhythmPattern(new String[] { "BASS-DRUM", "ACOUSTIC-SNARE" }, new String[] { "**.*..*....", "..*....*..." }));

    //test();

    //playRhythm(new String[] { "BASS-DRUM", "ACOUSTIC-SNARE" }, new String[] { "**.*..*....", "..*....*..." });

    //YMLRhythm.genHouseRhythm('t').testPlay(4);

    //YMLSong.genExampleSong().testPlay();

    YMLSong.genPinkFloyd().testPlay();

    //YMLSong.genTitanic().testPlay();

   

   

  }

}