*/
    private String nonProxyHosts;

    /**
     * For NTLM proxies, specifies the NTLM host.
     */
    private String ntlmHost;

    /**
     * For NTLM proxies, specifies the NTLM domain.
     */
    private String ntlmDomain;

    /**
     * Return proxy server host name.
     *
     * @return proxy server host name