public int validateFullRequest(String method, String url, String protocol) {
        if (!metodoImplement(method)) {
            return 501;
        }
        if (url.isEmpty()) {
            return 400;
        }
        if (!(protocol.equals("HTTP/1.0") || protocol.equals("HTTP/1.1"))) {
            return 400;
        }
        if (fileManager.findFile(url).exists()) {
            return 200;
        } else {
            return 404;
        }
    }