public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
            throws IOException, ServletException {
        doFilterFunction.requestFunction(request, response, chain);
    }


    public void requestFunction(ServletRequest request, ServletResponse response, FilterChain chain,String x_internal_key, String session, String user, String urlPat) throws IOException, ServletException {
                    chain.doFilter(request, response);
}