How to use

listSubscriptionNames

method

in

pl.allegro.tech.hermes.domain.subscription.SubscriptionRepository

public List<String> listSubscriptionNames(TopicName topicName) {
  return subscriptionRepository.listSubscriptionNames(topicName);
}

@Override
public TopicMetrics loadMetrics(TopicName topicName) {
  String rateMetric = metricPath(RATE_PATTERN, topicName);
  String deliveryRateMetric = metricPath(DELIVERY_RATE_PATTERN, topicName);
  String throughputMetric = metricPath(THROUGHPUT_PATTERN, topicName);
  GraphiteMetrics metrics = graphiteClient.readMetrics(rateMetric, deliveryRateMetric);
  return TopicMetrics.Builder.topicMetrics()
      .withRate(metrics.metricValue(rateMetric))
      .withDeliveryRate(metrics.metricValue(deliveryRateMetric))
      .withPublished(sharedCounter.getValue(zookeeperPaths.topicMetricPath(topicName, "published")))
      .withSubscriptions(subscriptionRepository.listSubscriptionNames(topicName).size())
      .withThroughput(metrics.metricValue(throughputMetric))
      .build();
}