void randomTeleport(Player p) {
  Random r = new Random();
  int x, z = x = z = r.nextInt();

  while (!p.getWorld().getGenerator().canSpawn(p.getWorld(), x, z)) x = z = r.nextInt();

  p.teleport(new Location(p.getWorld(), x, z, p.getWorld().getHighestBlockYAt(x, z)));
}