private Stream<String> fetchKeysForTickets(final String key) {
        LOGGER.debug("Loading keys for pattern [{}]", key);
        return Objects.requireNonNull(casRedisTemplates.getTicketsRedisTemplate().keys(key)).parallelStream();
    }
Key-value ticket registry implementation that stores tickets in redis.

@author Misagh Moayyed
@author Jerome Leleu
@since 5.1.0
support/cas-server-support-redis-ticket-registry/src/main/java/org/apereo/cas/ticket/registry/RedisTicketRegistry.java