return auth;
    }

    /**
     * Gets the URL that is requesting authentication.
     * @return the URL requiring authentication
     */
    protected final String getRequestingURL() {
        return this.url;
    }

    /**
     * Gets the authentication exception that triggered this request.
     * @return the authentication exception
     */

            return;
        }
        auth = a;
    }

    /**
     * Gets the URL that is requesting authentication.
     * @return the URL requiring authentication
     */
    protected final String getRequestingURL() {
        return url;
    }

    /**
     * Gets the authentication exception that triggered this request.
     * @return the authentication exception
     */