public void validateTopic(Resource topic) {
        validateTopic(topic.getName());
    }
@Test
    public void testValidateTopic() {
        assertThrows(GrpcProxyException.class, () -> grpcValidator.validateTopic(""));
        assertThrows(GrpcProxyException.class, () -> grpcValidator.validateTopic("rmq_sys_xxxx"));
        grpcValidator.validateTopic("topicName");
    }