static void destroy_item_container(ItemContainer c) {
static void destroy_item_container(java.lang.Object c) {
    static void destroy_item_container(ItemContainer c) {        if (c != null) {            Map items = c.items;            c.items = null;            MapHandler.destroy_map_container(items);            Map positions = c.positions;            c.positions = null;            MapHandler.destroy_map_container(positions);            Map categories = c.categories;            c.categories = null;            MapHandler.destroy_map_container(categories);            Map abstractions = c.abstractions;            c.abstractions = null;            MapHandler.destroy_map_container(abstractions);        } else {            java.lang.System.out.println("ERROR: Could not destroy item container. The item container is null.");        }    }