public void autoroute_clear(){
  for (  ExpandRoomFreespaceComplete curr_room : complete_expansion_rooms)   curr_room.remove_from_tree(art_search_tree);
  complete_expansion_rooms.clear();
  incomplete_expansion_rooms.clear();
  expansion_room_instance_count.clear();
  autoroute_clear_items();
}

public void autoroute_clear ( ) { for ( ExpandRoomFreespaceComplete curr_room : complete_expansion_rooms ) curr_room . remove_from_tree ( art_search_tree ) ; complete_expansion_rooms . clear ( ) ; incomplete_expansion_rooms . clear ( ) ; expansion_room_instance_count . clear ( ) ; autoroute_clear_items ( ) ; }
clears all temporary data
