CLASS ug FIELD a world Lazy; FIELD b player Luf; FIELD c gameMode Lazv; METHOD a update ()V METHOD a setGameMode (Lazv;)V METHOD a setWorld (Lud;)V METHOD b getGameMode ()Lazv; METHOD b setGameModeIfNotPresent (Lazv;)V METHOD c isSurvivalLike ()Z METHOD d isCreative ()Z