System.out.println("not found");
    public CasAuthenticationToken getByTicketId(String serviceTicket) {        Element element = null;        try {            element = cache.get(serviceTicket);        } catch (CacheException cacheException) {            throw new DataRetrievalFailureException("Cache failure: "                + cacheException.getMessage());        }        if (element == null) {            System.out.println("not found");            return null;        } else {            System.out.println("found");            return (CasAuthenticationToken) element.getValue();        }    }