public boolean isLocationClosed Location loc return this closedWaypoin

public boolean isLocationClosed(Location loc) {
    return this.closedWaypoints.contains(loc);
}

public void closeWaypoint(Location loc) {
    Waypoint waypoint = this.openedWaypoints.get(loc);
    this.openedWaypoints.remove(loc);
    this.closedWaypoints.add(loc, waypoint);
}