It's asking for a list.
List<Position> path = Arrays.asList(
new Position(3183, 3431, 0),
new Position(3177, 3429, 0),
new Position(3171, 3426, 0),
new Position(3172, 3416, 0),
new Position(3171, 3404, 0),
new Position(3173, 3395, 0),
new Position(3177, 3388, 0),
new Position(3179, 3381, 0),
new Position(3182, 3375, 0)
);