private void loadMockData(){
  List<Track> tracks=new ArrayList<>();
  tracks.add(new Track(1,"Voodoo Mon Amor","Diablo Swing Orchestra",81));
  tracks.add(new Track(2,"Guerilla Laments","Diablo Swing Orchestra",295));
  tracks.add(new Track(3,"Kewlar Sweethearts","Diablo Swing Orchestra",264));
  tracks.add(new Track(4,"How To Organize a Lynch Mob","Diablo Swing Orchestra",23));
  tracks.add(new Track(5,"Black Box Messiah","Diablo Swing Orchestra",297));
  tracks.add(new Track(6,"Exit Strategy of a Wrecking Ball","Diablo Swing Orchestra",361));
  tracks.add(new Track(7,"Aurora","Diablo Swing Orchestra",305));
  tracks.add(new Track(8,"Mass Rapture","Diablo Swing Orchestra",303));
  tracks.add(new Track(9,"Black Box Messiah","Diablo Swing Orchestra",297));
  tracks.add(new Track(10,"Exit Strategy of a Wrecking Ball","Diablo Swing Orchestra",361));
  tracks.add(new Track(11,"Aurora","Diablo Swing Orchestra",305));
  tracks.add(new Track(12,"Mass Rapture","Diablo Swing Orchestra",303));
  recylerListAdapter.setTrackList(tracks);
}

private void loadMockData ( ) { List < Track > tracks = new ArrayList < > ( ) ; tracks . add ( new Track ( 1 , "Voodoo Mon Amor" , "Diablo Swing Orchestra" , 81 ) ) ; tracks . add ( new Track ( 2 , "Guerilla Laments" , "Diablo Swing Orchestra" , 295 ) ) ; tracks . add ( new Track ( 3 , "Kewlar Sweethearts" , "Diablo Swing Orchestra" , 264 ) ) ; tracks . add ( new Track ( 4 , "How To Organize a Lynch Mob" , "Diablo Swing Orchestra" , 23 ) ) ; tracks . add ( new Track ( 5 , "Black Box Messiah" , "Diablo Swing Orchestra" , 297 ) ) ; tracks . add ( new Track ( 6 , "Exit Strategy of a Wrecking Ball" , "Diablo Swing Orchestra" , 361 ) ) ; tracks . add ( new Track ( 7 , "Aurora" , "Diablo Swing Orchestra" , 305 ) ) ; tracks . add ( new Track ( 8 , "Mass Rapture" , "Diablo Swing Orchestra" , 303 ) ) ; tracks . add ( new Track ( 9 , "Black Box Messiah" , "Diablo Swing Orchestra" , 297 ) ) ; tracks . add ( new Track ( 10 , "Exit Strategy of a Wrecking Ball" , "Diablo Swing Orchestra" , 361 ) ) ; tracks . add ( new Track ( 11 , "Aurora" , "Diablo Swing Orchestra" , 305 ) ) ; tracks . add ( new Track ( 12 , "Mass Rapture" , "Diablo Swing Orchestra" , 303 ) ) ; recylerListAdapter . setTrackList ( tracks ) ; }
load mock data to list
