presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraTokenSplitManager.java/CassandraTokenSplitManager/getEndpoints
class CassandraTokenSplitManager:    private List<String> getEndpoints(String keyspace, TokenRange tokenRange)
    {
        Set<Host> endpoints = session.getReplicas(keyspace, tokenRange);
        return unmodifiableList(endpoints.stream()
                .map(Host::toString)
                .collect(toList()));
    }