public static ListsSoap sharePointListsAuth(String userName, String password) throws Exception {
    ListsSoap port = null;
    if (userName != null && password != null) {
        try {
            Lists service = new ListsLocator();
            port = service.getListsSoap();
            BindingProvider bp = (BindingProvider) port;
            Map<String, Object> rc = bp.getRequestContext();
            System.out.println("Web Service Auth Username: " + userName);
            rc.put(BindingProvider.USERNAME_PROPERTY, userName);
           // ((BindingProvider) port).getRequestContext().put(BindingProvider.USERNAME_PROPERTY, userName);
           // ((BindingProvider) port).getRequestContext().put(BindingProvider.PASSWORD_PROPERTY, password);
        } catch (Exception e) {
            throw new Exception("Error: " + e.toString());
        }
    } else {
        throw new Exception("Couldn't authenticate: Invalid connection details given.");
    }
    return port;
}