private final GSSName serviceName;


    Kerb5Context ( String host, String service, String name, int userLifetime, int contextLifetime, String realm ) throws GSSException {
        GSSManager manager = GSSManager.getInstance();
        GSSCredential clientCreds = null;
        Oid mechOid = JGSS_KRB5_MECH_OID;
        if ( realm != null ) {

     * 
     * @param serviceName
     *            JAAS configuration name
     */
    public JAASAuthenticator ( String serviceName ) {
        super(null);
        this.serviceName = serviceName;
    }


    /**
     * Create an authenticator using the given JAAS service and the specified credentials
     * 
     * @param serviceName
     *            JAAS configuration name