public static boolean isNotAllowedSendTopic(String topic) {
        return NOT_ALLOWED_SEND_TOPIC_SET.contains(topic);
    }
@Test
    public void testIsNotAllowedSendTopic() {
        boolean res;
        for (String topic : TopicValidator.getNotAllowedSendTopicSet()) {
            res = TopicValidator.isNotAllowedSendTopic(topic);
            assertThat(res).isTrue();
        }

        String topic = "test_allowed_send_topic";
        res = TopicValidator.isNotAllowedSendTopic(topic);
        assertThat(res).isFalse();
    }