)

	if p := values.Get("ping"); p != "" {
		pingInterval, err := strconv.Atoi(p)
		if err != nil {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidQueryParams), r.URL)
			return
		}
		if pingInterval < 1 {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidQueryParams), r.URL)
			return
		}
		t := time.NewTicker(time.Duration(pingInterval) * time.Second)
		defer t.Stop()
		emptyEventTicker = t.C

     * [will fail with an IOException][java.io.IOException].
     *
     * The default value of 0 disables client-initiated pings.
     */
    fun pingInterval(
      interval: Long,
      unit: TimeUnit,
    ) = apply {
      pingInterval = checkDuration("interval", interval, unit)
    }

    /**
     * Sets the interval between HTTP/2 and web socket pings initiated by this client. Use this to

		},
		config.KV{
			Key:   target.NATSTLSSkipVerify,
			Value: config.FormatBool(cfg.Secure),
		},
		config.KV{
			Key:   target.NATSPingInterval,
			Value: strconv.FormatInt(cfg.PingInterval, 10),
		},
		config.KV{
			Key:   target.NATSQueueDir,
			Value: cfg.QueueDir,
		},
		config.KV{
			Key:   target.NATSQueueLimit,
			Value: strconv.Itoa(int(cfg.QueueLimit)),
		},
		config.KV{

	Secure          bool      `json:"secure"`
	CertAuthority   string    `json:"certAuthority"`
	ClientCert      string    `json:"clientCert"`
	ClientKey       string    `json:"clientKey"`
	PingInterval    int64     `json:"pingInterval"`
	QueueDir        string    `json:"queueDir"`
	QueueLimit      uint64    `json:"queueLimit"`
	JetStream       struct {
		Enable bool `json:"enable"`
	} `json:"jetStream"`
	Streaming struct {

			TLS:             env.Get(tlsEnv, kv.Get(target.NATSTLS)) == config.EnableOn,
			TLSSkipVerify:   env.Get(tlsSkipVerifyEnv, kv.Get(target.NATSTLSSkipVerify)) == config.EnableOn,
			PingInterval:    pingInterval,
			QueueDir:        env.Get(queueDirEnv, kv.Get(target.NATSQueueDir)),
			QueueLimit:      queueLimit,
			RootCAs:         rootCAs,
		}

    closeWebSockets(webSocket, server)
  }

  @Test
  @Throws(Exception::class)
  fun clientPingsServerOnInterval() {
    client =
      client.newBuilder()
        .pingInterval(Duration.ofMillis(500))
        .build()
    webServer.enqueue(
      MockResponse.Builder()
        .webSocketUpgrade(serverListener)
        .build(),
    )
    val webSocket = newWebSocket()

    builder = builder.readTimeout(Duration.ofSeconds(0L))
    builder = builder.writeTimeout(0L, TimeUnit.SECONDS)
    builder = builder.writeTimeout(Duration.ofSeconds(0L))
    builder = builder.pingInterval(0L, TimeUnit.SECONDS)
    builder = builder.pingInterval(Duration.ofSeconds(0L))
    builder = builder.proxy(Proxy.NO_PROXY)
    builder = builder.proxySelector(NullProxySelector)
    builder = builder.cookieJar(CookieJar.NO_COOKIES)

	public final fun networkInterceptors ()Ljava/util/List;
	public final fun pingInterval (JLjava/util/concurrent/TimeUnit;)Lokhttp3/OkHttpClient$Builder;
	public final fun pingInterval (Ljava/time/Duration;)Lokhttp3/OkHttpClient$Builder;
	public final fun pingInterval-LRDsOJo (J)Lokhttp3/OkHttpClient$Builder;
	public final fun protocols (Ljava/util/List;)Lokhttp3/OkHttpClient$Builder;

    protocol: Protocol,
    mockWebServer: MockWebServer,
  ) {
    setUp(protocol, mockWebServer)
    // Ping every 500 ms, starting at 500 ms.
    client =
      client.newBuilder()
        .pingInterval(Duration.ofMillis(500))
        .build()

    // Delay the response to give 1 ping enough time to be sent and replied to.
    server.enqueue(
      MockResponse.Builder()

 *  Fix: Don't drop a call to `EventListener.callEnd()` when the response body is consumed inside an
    interceptor.


## Version 3.10.0

_2018-02-24_

 *  **The pingInterval() feature now aggressively checks connectivity for web
    sockets and HTTP/2 connections.**

    Previously if you configured a ping interval that would cause OkHttp to send