case <-listener.ctxDoneCh:
	}
	return nil, syscall.EINVAL
}

// Close - closes underneath all TCP listeners.
func (listener *httpListener) Close() (err error) {
	listener.ctxCanceler()

	for i := range listener.listeners {
		listener.listeners[i].Close()
	}

	return nil
}

    ServiceManager manager = new ServiceManager(Arrays.asList());
    RecordingListener listener = new RecordingListener();
    manager.addListener(listener, directExecutor());
    manager.startAsync().awaitHealthy();
    assertTrue(manager.isHealthy());
    assertTrue(listener.healthyCalled);
    assertFalse(listener.stoppedCalled);
    assertTrue(listener.failedServices.isEmpty());
    manager.stopAsync().awaitStopped();

                // Listener 2
            }
        };

        testFactory.setOnDestroyListener(listener1);
        assertSame(listener1, testFactory.getOnDestroyListener());

        testFactory.setOnDestroyListener(listener2);
        assertSame(listener2, testFactory.getOnDestroyListener());
    }

    /**
     * Closeable component that throws exception on close

}

func startHTTPServer(listener net.Listener, handler http.Handler) (server *httptest.Server) {
	server = httptest.NewUnstartedServer(handler)
	server.Config.Addr = listener.Addr().String()
	server.Listener = listener
	server.Start()
	return server
}

func dummyRequestValidate(r *http.Request) error {
	return nil
}

func dummyTokenValidate(token string) error {
	if token == "debug" {
		return nil

    }

    /**
     * Add a listener for circuit breaker events
     *
     * @param listener the listener to add
     */
    public void addListener(CircuitBreakerListener listener) {
        if (listener != null) {
            listeners.add(listener);
        }
    }

    /**
     * Remove a listener
     *
     * @param listener the listener to remove
     */

        this.address = address;
    }

    /**
     * Adds a listener for connection events.
     *
     * @param listener The listener to add.
     */
    public void addOnConnectListener(final OnConnectListener listener) {
        onConnectListenerList.add(listener);
    }

    /**
     * Checks if the client is connected to OpenSearch.
     *

    }

    /**
     * Gets the onDestroy listener.
     *
     * @return The onDestroy listener, or null if not set
     */
    public OnDestroyListener<T> getOnDestroyListener() {
        return onDestroyListener;
    }

    /**
     * Sets the onDestroy listener.
     *
     * @param onDestroyListener The onDestroy listener to set
     */

        .build(),
    )
    val request = Request.Builder().url(server.url("/")).build()
    val response = client.newCall(request).execute()
    processResponse(response, listener)
    listener.assertOpen()
    listener.assertEvent(null, null, "hey")
    listener.assertClose()
  }

  @Test
  fun cancelShortCircuits() {
    server.enqueue(
      MockResponse
        .Builder()
        .body(
          """

  QueuingRemovalListener<Object, Object> listener;

  @Override
  protected void setUp() {
    listener = queuingRemovalListener();
  }

  public void testGet() {
    Object computed = new Object();
    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()
            .maximumSize(0)
            .removalListener(listener)
            .build(constantLoader(computed));

  QueuingRemovalListener<Object, Object> listener;

  @Override
  protected void setUp() {
    listener = queuingRemovalListener();
  }

  public void testGet() {
    Object computed = new Object();
    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()
            .maximumSize(0)
            .removalListener(listener)
            .build(constantLoader(computed));