return nil, false, config.Errorf("all endpoints should be https or http: %s", endpoint)
		}
		// If one of the endpoint is https, we will use https directly.
		etcdSecure = etcdSecure || u.Scheme == "https"
	}

	return etcdEndpoints, etcdSecure, nil
}

// Enabled returns if etcd is enabled.
func Enabled(kvs config.KVS) bool {
	endpoints := kvs.Get(Endpoints)
	return endpoints != ""
}

  }

  @Override
  public boolean hasEdgeConnecting(EndpointPair<N> endpoints) {
    checkNotNull(endpoints);
    if (!isOrderingCompatible(endpoints)) {
      return false;
    }
    return hasEdgeConnecting(endpoints.nodeU(), endpoints.nodeV());
  }

  /**
   * Throws an IllegalArgumentException if the ordering of {@code endpoints} is not compatible with
   * the directionality of this graph.
   */

  }

  @Override
  public boolean hasEdgeConnecting(EndpointPair<N> endpoints) {
    checkNotNull(endpoints);
    if (!isOrderingCompatible(endpoints)) {
      return false;
    }
    return hasEdgeConnecting(endpoints.nodeU(), endpoints.nodeV());
  }

  /**
   * Throws an IllegalArgumentException if the ordering of {@code endpoints} is not compatible with
   * the directionality of this graph.
   */

}

// Returns all the expanded endpoints, each argument is expanded separately.
func (s *endpointSet) getEndpoints() (endpoints []string) {
	if len(s.endpoints) != 0 {
		return s.endpoints
	}
	for _, argPattern := range s.argPatterns {
		for _, lbls := range argPattern.Expand() {
			endpoints = append(endpoints, strings.Join(lbls, ""))
		}
	}
	s.endpoints = endpoints
	return endpoints
}

  public Set<E> edgesConnecting(EndpointPair<N> endpoints) {
    return delegate().edgesConnecting(endpoints);
  }

  @Override
  public Optional<E> edgeConnecting(N nodeU, N nodeV) {
    return delegate().edgeConnecting(nodeU, nodeV);
  }

  @Override
  public Optional<E> edgeConnecting(EndpointPair<N> endpoints) {
    return delegate().edgeConnecting(endpoints);
  }

  @Override

var errEtcdUnreachable = errors.New("etcd is unreachable, please check your endpoints")

func etcdErrToErr(err error, etcdEndpoints []string) error {
	if err == nil {
		return nil
	}
	switch err {
	case context.DeadlineExceeded:
		return fmt.Errorf("%w %s", errEtcdUnreachable, etcdEndpoints)
	default:
		return fmt.Errorf("unexpected error %w from etcd, please check your endpoints %s", err, etcdEndpoints)
	}
}

func getDisksInfo(disks []StorageAPI, endpoints []Endpoint, metrics bool) (disksInfo []madmin.Disk) {
	disksInfo = make([]madmin.Disk, len(disks))

	g := errgroup.WithNErrs(len(disks))
	for index := range disks {
		g.Go(func() error {
			di := madmin.Disk{
				Endpoint:  endpoints[index].String(),
				PoolIndex: endpoints[index].PoolIdx,
				SetIndex:  endpoints[index].SetIdx,
				DiskIndex: endpoints[index].DiskIdx,

  }

  @Override
  public boolean hasEdgeConnecting(EndpointPair<N> endpoints) {
    checkNotNull(endpoints);
    return isOrderingCompatible(endpoints)
        && hasEdgeConnectingInternal(endpoints.nodeU(), endpoints.nodeV());
  }

  @Override
  public @Nullable V edgeValueOrDefault(N nodeU, N nodeV, @Nullable V defaultValue) {

  public boolean hasEdgeConnecting(EndpointPair<N> endpoints) {
    return delegate().hasEdgeConnecting(endpoints);
  }

  @Override
  public @Nullable V edgeValueOrDefault(N nodeU, N nodeV, @Nullable V defaultValue) {
    return delegate().edgeValueOrDefault(nodeU, nodeV, defaultValue);
  }

  @Override
  public @Nullable V edgeValueOrDefault(EndpointPair<N> endpoints, @Nullable V defaultValue) {

notify_webhook        publish bucket notifications to webhook endpoints
notify_amqp           publish bucket notifications to AMQP endpoints
notify_kafka          publish bucket notifications to Kafka endpoints
notify_mqtt           publish bucket notifications to MQTT endpoints
notify_nats           publish bucket notifications to NATS endpoints
notify_nsq            publish bucket notifications to NSQ endpoints