public void updatePosition(Mower mower, Lawn lawn) {
		final Direction direction = mower.getCurrentPosition().getDirection();
		
		//mower changing direction
		if (direction == Direction.NORTH) {
			mower.getCurrentPosition().setDirection(Direction.WEST);
		} else if (direction == Direction.WEST) {
			mower.getCurrentPosition().setDirection(Direction.SOUTH);
		} else if (direction == Direction.SOUTH) {
			mower.getCurrentPosition().setDirection(Direction.EAST);
		} else if (direction == Direction.EAST) {
			mower.getCurrentPosition().setDirection(Direction.NORTH);
		}
	}