public static void onLevelCOmplete(int number, boolean isComplete) { if (isComplete) { JOptionPane.showMessageDialog(null, "Mission Complete!"); } else { JOptionPane.showMessageDialog(null, "Mission Failed"); } if (number == 1) { Level.setLevel1(null); } else if (number == 2) { Level.setLevel2(null); } else if (number == 3) { Level.setLevel3(null); } else if (number == 4) { Level.setLevel4(null); } else if (true) { ThrowCrash("The level was not unloaded correctly"); } }