public class ServerTutorialApi {
    /**
    * Starts a server tutorial for the defined player.
    * Returns true if the tutorial has been started. False in all other cases
    * @param id     Id of the server tutorial.
    * @param player The player.
    * @return       A boolean that represents if the tutorial has been started.
     */
    public boolean startTutorial(String id, Player player){

    }

    /**
    * Returns if the player is currently in a server tutorial.
    * @param uuid  The players UUID
    * @return      A boolean
     */
    public boolean isInTutorial(UUID uuid){

    }

    /**
    * Get the current servertutorial of a player.
    * @param uuid  The UUID of the player
    * @return      The servertutorial or null if not in one.
     */
    public ServerTutorial getCurrentTutorial(UUID uuid){

    }

    /**
     * Gets the controller object that manges the players tutorial.
     * @param uuid
     * @return The controller object. Null if not in a tutorial.
     */
    public TutorialController getController(UUID uuid){

    }

    /**
     * This method is used to fetch the API with ease.
     * @return An Api Object
     */
    public static ServerTutorialApi getApi(){

    }
}
 

ServerTutorialApi stApi = ServerTutorialApi.getApi();
//TODO: Store this somewhere for easy acces.

@EventHandler
public void handlestart(TutorialStartEvent event){

}

@EventHandler
public void handlestop(TutorialEndEvent event){

}

@EventHandler
void handlePlayPoint(TutorialPlayPointEvent event){

}