CLASS net/minecraft/class_1420 net/minecraft/entity/passive/BatEntity FIELD field_18100 CLOSE_PLAYER_PREDICATE Lnet/minecraft/class_4051; FIELD field_6728 BAT_FLAGS Lnet/minecraft/class_2940; FIELD field_6729 hangingPosition Lnet/minecraft/class_2338; METHOD method_6449 setRoosting (Z)V METHOD method_6450 isRoosting ()Z METHOD method_6451 isTodayAroundHalloween ()Z