CLASS hw net/minecraft/network/packet/client/CPacketCooldownUpdate FIELD a item Lahd; FIELD b cooldown I METHOD a getItem ()Lahd; METHOD a readPacket (Lgb;)V METHOD a applyPacket (Lge;)V METHOD a applyPacket (Lgy;)V METHOD b getCooldown ()I METHOD b writePacket (Lgb;)V