Proxy.Type.SOCKS,
      InetSocketAddress.createUnresolved("localhost", serverSocket!!.localPort),
    )
  }

  fun connectionCount(): Int = connectionCount.get()

  fun shutdown() {
    serverSocket!!.close()
    executor.shutdown()
    if (!executor.awaitTermination(5, TimeUnit.SECONDS)) {
      throw IOException("Gave up waiting for executor to shut down")
    }
  }

  private fun service(from: Socket) {

	return s.livezRegistry.addDelayedHealthChecks(delay, checks...)
}

// addReadyzShutdownCheck is a convenience function for adding a readyz shutdown check, so
// that we can register that the api-server is no longer ready while we attempt to gracefully
// shutdown.
func (s *GenericAPIServer) addReadyzShutdownCheck(stopCh <-chan struct{}) error {
	return s.AddReadyzChecks(healthz.NewShutdownHealthz(stopCh))
}

            def updatedLocation = dir.file(num).file("in-dir.txt")
            assertIsFileSnapshot(read(updatedLocation), updatedLocation)
        }

        cleanup:
        executorService.shutdown()
    }

func (ec *ephemeralController) runWorker(ctx context.Context) {
	for ec.processNextWorkItem(ctx) {
	}
}

func (ec *ephemeralController) processNextWorkItem(ctx context.Context) bool {
	key, shutdown := ec.queue.Get()
	if shutdown {
		return false
	}
	defer ec.queue.Done(key)

	err := ec.syncHandler(ctx, key)
	if err == nil {
		ec.queue.Forget(key)
		return true
	}

                    latch.await()
                    println "Created key ${key}"
                    key
                } as Supplier<String>)
            }
        }
        executor.shutdown()
        executor.awaitTermination(2, TimeUnit.SECONDS)
        then:
        executor.isTerminated()
        concurrency.times {
            String key = "key${it}"
            assert cache.getIfPresent(key) == key

                ConditionalExecution<?> operation;
                while ((operation = waitForNextOperation()) != null) {
                    runBatch(operation);
                }
            } finally {
                shutDown();
            }
        }

        private ConditionalExecution<?> waitForNextOperation() {
            lock.lock();
            try {

	codec ClientCodec

	reqMutex sync.Mutex // protects following
	request  Request

	mutex    sync.Mutex // protects following
	seq      uint64
	pending  map[uint64]*Call
	closing  bool // user has called Close
	shutdown bool // server has told us to stop
}

// A ClientCodec implements writing of RPC requests and
// reading of RPC responses for the client side of an RPC session.

	SuccessfulAttachVolume               = "SuccessfulAttachVolume"
	SuccessfulMountVolume                = "SuccessfulMountVolume"
	NodeRebooted                         = "Rebooted"
	NodeShutdown                         = "Shutdown"
	ContainerGCFailed                    = "ContainerGCFailed"
	ImageGCFailed                        = "ImageGCFailed"
	FailedNodeAllocatableEnforcement     = "FailedNodeAllocatableEnforcement"

     */
    WaitPrecondition getWaitPrecondition();

    /**
     * Releases any blocked requests, in preparation for shutdown.
     */
    void cancelBlockedRequests();

    /**
     * Asserts that this handler has been completed successfully.
     */
    void assertComplete(Collection<Throwable> failures);

		failingDNSServer.Server.PacketConn.LocalAddr().String(),
		workingDNSServer.Server.PacketConn.LocalAddr().String(),
	}
	t.Cleanup(func() {
		errW := workingDNSServer.Shutdown()
		errF := failingDNSServer.Shutdown()
		if errW != nil || errF != nil {
			t.Logf("failed shutting down fake dns servers")
		}
	})

	meshNetworks := mesh.NewFixedNetworksWatcher(nil)
	xdsUpdater := xdsfake.NewFakeXDS()