@EventHandler
public void onInteract(PlayerInteractEvent event) {
if (event.getAction() == Action.LEFT_CLICK_BLOCK
|| event.getAction() == Action.LEFT_CLICK_AIR) { // (2)
final Player player = event.getPlayer();
if (player.getItemInHand().getType() == Material.LEATHER) {
Location loc = player.getLocation();
Vector vec = calculateVector(loc);
final Creeper creeper = player.getWorld().spawn(loc, Creeper.class); // (3)
creeper.setVelocity(vec);
creeper.setFireTicks(20);
BukkitRunnable runnable = new CowTask(player.getWorld(), creeper);
runnable.runTaskTimer(this, 0L, 0L);
}
}
}
