Thanks, you are right. I forgot to call chain.doFilter().
Thomas Fischer <[EMAIL PROTECTED]> schrieb: Did you call chain.doFilter(request, response) in your doFilter method ? The filter must explicitly tell the filter chain to proceed, otherwise it does just nothing and returns without rendering anything. regards, Thomas Thomas Chang schrieb am 26.09.2007 12:44:12: > Hi all, > > I've create a web application with myfaces and it runs well till now. But > after I fill an own filter in the web.xml, I can't see the GUI anymore. The > page is just a blank page. Why? > > The filter I filled into the web.xml looks as follow: > ****** > ... > > JPAFilter > cashregister.persitence.JPAFilter > > > > JPAFilter > *.jsf > > ... > > And the JPAFilter.java looks as follow which just implents the javax.servlet. > Filter and all the functions hat no content: > ****** > public class JPAFilter implements Filter { > > private static Logger log = Logger.getLogger( JPAFilter.class ); > > public void doFilter(ServletRequest request, ServletResponse response, > FilterChain chain) throws IOException, > ServletException { > ; > } > public void init(FilterConfig arg0) throws ServletException { > ; > } > > public void destroy() { > ; > } > > } > Alles was der Gesundheit und Entspannung dient. BE A BETTER MEDIZINMANN! --------------------------------- Wissenswertes für Bastler und Hobby Handwerker.BE A BETTER HEIMWERKER!