code: public void setTrack(int track, int type)
  	{
  		if (allow(type&ID3V1))
  		{
  			id3v1.setTrack(track);
  		}
  		if (allow(type&ID3V2))
  		{
  			id3v2.setTextFrame(ID3v2Frames.TRACK_NUMBER, String.valueOf(track));
  		}
  	}
docs: Set the track number of this mp3.
  
  @param track the track number of this mp3