public HashMap<String, Long> map = new HashMap<String, Long>();

	public boolean coolDown(Player p, int coolDown) {
		if (this.map.containsKey(p.getName())) {
			long diff = (System.currentTimeMillis() - ((Long) this.map.get(p.getName())).longValue()) / 1000L;
			if (diff < coolDown) {
				return true;
			}
		}
		return false;
	}

//Ha a játékos benne van a cooldownba
if (plugin.coolDown(p, 1)) {
	return;
		} else {
			//Ha nincs benne akkor belerakja
			plugin.map.put(p.getName(), Long.valueOf(System.currentTimeMillis()));
		}