@Override
    public Collection<RegisteredService> load() {
        val results = cassandraSessionFactory.getCassandraTemplate().select(Query.query(), CassandraRegisteredServiceHolder.class);
        return results.stream()
            .map(holder -> serializer.from(holder.getData()))
            .filter(Objects::nonNull)
            .map(this::invokeServiceRegistryListenerPostLoad)
            .filter(Objects::nonNull)
            .collect(Collectors.toList());
    }
This is {@link CassandraServiceRegistry}.

@author Misagh Moayyed
@since 6.1.0
support/cas-server-support-cassandra-service-registry/src/main/java/org/apereo/cas/services/cassandra/CassandraServiceRegistry.java