public class RoutingFilter
Decides how to route an incoming URL into the XWiki system. There are various possibilities:
If there's a registered component of type ResourceReferenceHandler matching the
ResourceType passed in the URL (for example when using the standard URL scheme, the Resource
Type is the segment path just after the Context Path, i.e. bin in
http://<server>/xwiki/bin/view/Space/Page), then the resourceReferenceHandler Servlet is
called to handle it.
If not, then continue executing the rest of the web.xml file, thus bridging to the old system,
including the existing Struts Action Servlet.
As time progresses it is expected that more and more Resource Types will have registered