if (recvException != null) {
                throw recvException;
            }
            return peekedKey;
        }

        @Override
        protected void doSend(Request request) throws IOException {
            if (sendException != null) {
                throw sendException;
            }
        }

        @Override

  LazyLogger(Class<?> ownerOfLogger) {
    this.loggerName = ownerOfLogger.getName();
  }

  Logger get() {
    /*
     * We use double-checked locking. We could the try racy single-check idiom, but that would
     * depend on Logger to not contain mutable state.
     *
     * We could use Suppliers.memoizingSupplier here, but I micro-optimized to this implementation

    printEvent("callEnd");
  }

  @Override public void dnsStart(Call call, String domainName) {
    printEvent("dnsStart");
  }

  @Override public void dnsEnd(Call call, String domainName, List<InetAddress> inetAddressList) {
    printEvent("dnsEnd");
  }

  ...
}
```

We make a couple calls:

```java
Request request = new Request.Builder()
    .url("https://publicobject.com/helloworld.txt")

  ) {
    logWithTime("dnsStart: $domainName")

    delegate.dnsStart(call, domainName)
  }

  override fun dnsEnd(
    call: Call,
    domainName: String,
    inetAddressList: List<InetAddress>,
  ) {
    logWithTime("dnsEnd: $inetAddressList")

    delegate.dnsEnd(call, domainName, inetAddressList)
  }

  override fun connectStart(
    call: Call,
    inetSocketAddress: InetSocketAddress,

    contains com.google.common.util.concurrent.ListenableFuture class, without
    any other Guava classes. The idea is:

    - If users want only ListenableFuture, they depend on listenablefuture-1.0.

    - If users want all of Guava, they depend on guava, which, as of Guava
    27.0, depends on
    listenablefuture-9999.0-empty-to-avoid-conflict-with-guava. The 9999.0-...

    }

    @Override public void dnsStart(Call call, String domainName) {
      printEvent("dnsStart");
    }

    @Override public void dnsEnd(Call call, String domainName, List<InetAddress> inetAddressList) {
      printEvent("dnsEnd");
    }

    @Override public void connectStart(
        Call call, InetSocketAddress inetSocketAddress, Proxy proxy) {
      printEvent("connectStart");
    }

  }

  override fun dnsStart(socketHost: String) {
    eventListener.dnsStart(call, socketHost)
  }

  override fun dnsEnd(
    socketHost: String,
    result: List<InetAddress>,
  ) {
    eventListener.dnsEnd(call, socketHost, result)
  }

datum",lengthBadStart:"Zadaná hodnota musí být v rozmezí ",lengthBadEnd:" znaků",lengthTooLongStart:"Zadaná hodnota je větší než ",lengthTooShortStart:"Zadaná hodnota je menší než ",notConfirmed:"Zadané hodnoty nebyly potvrzené",badDomain:"Neplatná doména",badUrl:"Neplatný URL",badCustomVal:"Zadaná hodnota je chybná",andSpaces:" a mezery",badInt:"Neplatné číslo",badSecurityNumber:"Neplatné číslo zabezpečení",badUKVatAnswer:"Neplatné číslo DIČ ",badStrength:"Vaše heslo není dostatečně silné",badNum...

  fun candidateConnection(): RealConnection?

  fun proxySelectStart(url: HttpUrl)

  fun proxySelectEnd(
    url: HttpUrl,
    proxies: List<Proxy>,
  )

  fun dnsStart(socketHost: String)

  fun dnsEnd(
    socketHost: String,
    result: List<InetAddress>,
  )

   *
   * <p><b>Warning: do not depend</b> on the behavior of this method.
   *
   * <p>Historically, {@code Predicate} instances in this library have implemented this method to
   * recognize certain cases where distinct {@code Predicate} instances would in fact behave
   * identically. However, as code migrates to {@code java.util.function}, that behavior will
   * disappear. It is best not to depend on it.
   */
  @Override