public static String buildPopRetryTopic(String topic, String cid, boolean enableRetryV2) {
        if (enableRetryV2) {
            return buildPopRetryTopicV2(topic, cid);
        }
        return buildPopRetryTopicV1(topic, cid);
    }
@Test
    public void testBuildPopRetryTopic() {
        assertThat(KeyBuilder.buildPopRetryTopicV2(topic, group)).isEqualTo(MixAll.RETRY_GROUP_TOPIC_PREFIX + group + "+" + topic);
    }