CLASS op net/minecraft/server/network/packet/UpdatePlayerAbilitiesC2SPacket FIELD a invulnerable Z FIELD b flying Z FIELD c allowFlying Z FIELD d creativeMode Z FIELD e flySpeed F FIELD f walkSpeed F METHOD (Lavy;)V ARG 1 abilities METHOD a setFlySpeed (F)V METHOD a setInvulnerable (Z)V METHOD b isInvulnerable ()Z METHOD b setWalkSpeed (F)V METHOD b setFlying (Z)V METHOD c isFlying ()Z METHOD c setAllowFlying (Z)V METHOD d isFlyingAllowed ()Z METHOD d setCreativeMode (Z)V METHOD e isCreativeMode ()Z