ArenaHandler

Adds a Arena to the map of arenas.

Returns a list of the names of all the Arena objects in the map.

Returns an Optional object containing the Arena object with the given name.

Returns a collection of all the Arena objects in the map.

Returns an Optional object containing the first Arena object which is not in use.

Loads all the Arena objects from the database and adds them to the map of arenas.

Removes a Arena from the map of arenas.

Saves all the Arena objects in the map to the database.