System.out.printf("%.2f Canceling call.%n", (System.nanoTime() - startNanos) / 1e9f)
      call.cancel()
      System.out.printf("%.2f Canceled call.%n", (System.nanoTime() - startNanos) / 1e9f)
    }, 1, TimeUnit.SECONDS)

    System.out.printf("%.2f Executing call.%n", (System.nanoTime() - startNanos) / 1e9f)
    try {
      call.execute().use { response ->
        System.out.printf(

        while (e != null) {
          println(e)
          e = e.cause
        }
      }
    }
    println()
  }
  time = System.currentTimeMillis() - time
  println("Time: ${time.toDouble() / 1000} seconds\n")
}

fun main() {
  Security.insertProviderAt(OpenSSLProvider(), 1)
  var bootstrapClient = OkHttpClient()
  var names = listOf("google.com", "graph.facebook.com", "sdflkhfsdlkjdf.ee")
  try {

testing timeouts and interactive testing.

### Java
```java
MockResponse response = new MockResponse.Builder()
    .throttleBody(1024, 1, TimeUnit.SECONDS)
    .build();
```

### Kotlin
```kotlin
val response = MockResponse.Builder()
  .throttleBody(1024, 1, TimeUnit.SECONDS)
  .build()
```

#### RecordedRequest

Verify requests by their method, path, HTTP version, body, and headers.

### Java

        .build(),
    )
    var result = cachedDns.lookup("google.com")
    assertThat(result).containsExactly(address("157.240.1.18"))
    var recordedRequest = server.takeRequest(0, TimeUnit.SECONDS)
    assertThat(recordedRequest!!.method).isEqualTo("GET")
    assertThat(recordedRequest.url.encodedQuery).isEqualTo(
      "ct&dns=AAABAAABAAAAAAAABmdvb2dsZQNjb20AAAEAAQ",
    )

  }

  private fun drainCancelQueue(eventSource: EventSource) {
    if (cancel) {
      cancel = false
      eventSource.cancel()
    }
  }

  private fun nextEvent(): Any =
    events.poll(10, TimeUnit.SECONDS)
      ?: throw AssertionError("Timed out waiting for event.")

  fun assertExhausted() {
    assertThat(events).isEmpty()
  }

  fun assertEvent(
    id: String?,
    type: String?,
    data: String,

    assertThrows(TimeoutException.class, () -> manager.awaitHealthy(1, MILLISECONDS));
    manager.awaitHealthy(5, SECONDS); // no exception thrown

    manager.stopAsync();
    assertThrows(TimeoutException.class, () -> manager.awaitStopped(1, MILLISECONDS));
    manager.awaitStopped(5, SECONDS); // no exception thrown
  }

  /**

        this.changeNotifier = new DirectoryChangeNotifier(this);

        // Schedule periodic cache cleanup
        scheduler.scheduleAtFixedRate(this::cleanupExpiredEntries, 60, 60, TimeUnit.SECONDS);
    }

    /**
     * Request a directory lease
     *
     * @param directoryPath directory path
     * @param requestedState requested lease state
     * @param scope cache scope
     * @return lease key

        channelExecutor.shutdown();

        try {
            if (!healthCheckExecutor.awaitTermination(5, TimeUnit.SECONDS)) {
                healthCheckExecutor.shutdownNow();
            }
            if (!channelExecutor.awaitTermination(5, TimeUnit.SECONDS)) {
                channelExecutor.shutdownNow();
            }
        } catch (InterruptedException e) {

  private void assertNoExpectedFailures() {
    assertWithMessage("executor was shut down")
        .that(shutdownAndAwaitTermination(executor, 10, SECONDS))
        .isTrue();
    assertWithMessage("closingExecutor was shut down")
        .that(shutdownAndAwaitTermination(closingExecutor, 10, SECONDS))
        .isTrue();
    if (!failures.isEmpty()) {
      StringWriter message = new StringWriter();

    private void schedulePeriodicTasks() {
        // Heartbeat monitoring
        scheduler.scheduleAtFixedRate(this::checkHeartbeats, 30, 30, TimeUnit.SECONDS);
        
        // Registration monitoring
        scheduler.scheduleAtFixedRate(this::monitorRegistrations, 10, 10, TimeUnit.SECONDS);
    }
    
    public CompletableFuture<WitnessRegistration> registerForNotifications(
            String shareName,