private EffectManager effectManager;


    @EventHandler
    public void onPlayerInteract(final PlayerInteractEvent event) {
        	  Player player = event.getPlayer();
    	    if ((player.hasPermission("powerup.use")) &&
    	      ((event.getAction() == Action.RIGHT_CLICK_AIR) || (event.getAction() == Action.RIGHT_CLICK_BLOCK)) &&
    	      (player.getItemInHand().getType() == Material.DIAMOND_SWORD))
    	      if ((player.isSneaking())) {
    	Location loc = new Location(event.getPlayer().getWorld()
    			, event.getPlayer().getLocation().getX()
    			, event.getPlayer().getLocation().getY() + 2
    			, event.getPlayer().getLocation().getZ());
    	Vector vel = player.getVelocity();
    	vel.setY(1);
    	player.setVelocity(vel);

        VortexLocationEffect vortexeffect = new VortexLocationEffect(new EffectManager(EffectLib.instance()), loc);

        vortexeffect.start();
    	      }
    }