/**
* Default constructor.
* @param defaultFilterProcessesUrl the url of the filter
*/
public OpenIDAuthFilter(final String defaultFilterProcessesUrl) {
setRequiresAuthenticationRequestMatcher(new RequestMatcher() {
public boolean matches(HttpServletRequest request) {
String uri = request.getRequestURI();
boolean matches;
if ("".equals(request.getContextPath())) {
matches = uri.endsWith(defaultFilterProcessesUrl);