public Bag getDiscsFromManufacturer(Manufacturer manufacturer) {
    	LOGGER.log(Level.INFO, "Getting discs by manufacturer " + manufacturer);
    	
        Bag discBag = new Bag();
        for (int i = 0; i < discs.size(); i++) {
            if (discs.get(i).getManufacturer() == manufacturer) {
                discBag.addDisc(discs.get(i));
            }
        }
        
        LOGGER.log(Level.INFO, "Found " + discBag.size() + " discs from manufacturer" + manufacturer);
        return discBag;
    }