application.setWicketFilter(this);
// Allow the filterPath to tbe preset via setFilterPath()
if (filterPath == null)
{
filterPath = new WebXmlFile().getFilterPath(isServlet, filterConfig);
if ((filterPath == null) && log.isInfoEnabled())
{
log.info("Unable to parse filter mapping web.xml for " +
filterConfig.getFilterName() + ". " + "Configure with init-param " +
FILTER_MAPPING_PARAM + " if it is not \"/*\".");