@Inject
protected WebdavServlet(ResourceFactory fact, Injector injector, Objectify ofy) {
inj = injector;
WebdavUserSecurityManager sm = inject(new WebdavUserSecurityManager(ofy));
NonceProvider np = new AppEngineMemcacheNonceProvider(10*60*60);
List<AuthenticationHandler> authHandlers = new ArrayList<AuthenticationHandler>();
authHandlers.add(new SecurityManagerBasicAuthHandler(sm));
authHandlers.add(new SecurityManagerDigestAuthenticationHandler(np, sm));
AuthenticationService authSvc = new AuthenticationService(authHandlers);