if (null == facesServletMappings || facesServletMappings.size() == 0) {
throw new BridgeException("Unable to get Faces Servlet mapping");
}
errorPages = webXml.getErrorViews();
// Get defined role names from portlet.xml
PortletXML portletXML = new PortletXML();
portletXML.parse(portletContext);
userRoles = portletXML.getUserRoles(portletName);
// Get all excluded request attributes names.
this.excludedAttributes = new HashSet<ExcludedRequestAttribute>();
String bridgeParametersPrefix = Bridge.BRIDGE_PACKAGE_PREFIX
+ portletName + ".";
List<String> excluded = (List<String>) portletContext