}
}

func (m *muxServer) unblockSend(seq uint32) {
	if !m.checkSeq(seq) {
		return
	}
	m.recvMu.Lock()
	defer m.recvMu.Unlock()
	if m.outBlock == nil {
		// Closed
		return
	}
	select {
	case m.outBlock <- struct{}{}:
	default:
		gridLogIf(m.ctx, errors.New("output unblocked overflow"))
	}
}

func (m *muxServer) ping(seq uint32) pongMsg {

   * This means that if you are doing synchronous calls the network layer will not truly be idle
   * until every returned [Response] has been closed.
   */
  @get:Synchronized
  @set:Synchronized
  var idleCallback: Runnable? = null

  private var executorServiceOrNull: ExecutorService? = null

  @get:JvmName("executorService")
  @get:Synchronized

	Incoming     func(n int64) // Record incoming bytes.
	Outgoing     func(n int64) // Record outgoing bytes.
	BlockConnect chan struct{} // If set, incoming and outgoing connections will be blocked until closed.
	RoutePath    string
	TraceTo      *pubsub.PubSub[madmin.TraceInfo, madmin.TraceType]
	Dialer       ConnDialer
	// Sign a token for the given audience.
	AuthFn AuthFn
	// Callbacks to validate incoming connections.

    clientReaderWithCompression.close()
    assertFailsWith<IllegalStateException> {
      clientReaderWithCompression.processNextFrame()
    }.also { expected ->
      assertThat(expected.message!!).contains("closed")
    }
  }

  private fun binaryData(length: Int): ByteString {
    val junk = ByteArray(length)
    random.nextBytes(junk)
    return junk.toByteString()
  }

The application-layer can also do blocking reads. If the application asks to read and there's nothing available, we need to hold that thread until either the bytes arrive, the stream is closed, or a timeout elapses. If we get bytes but there's nobody asking for them, we buffer them. We don't consider bytes as delivered for flow control until they're consumed by the application.

   * merge does not affect its value. For example, if {@code rangeMap} had one entry {@code [1, 5]
   * => 3} then {@code rangeMap.merge(Range.closed(0,2), 3, Math::max)} could yield a map with the
   * entries {@code [0, 1) => 3, [1, 2] => 3, (2, 5] => 3}.
   *
   * @since 28.1
   */
  void merge(
      Range<K> range,
      @Nullable V value,

   * CharStreams} method returns a singleton writer whose {@code close} method has no effect, while
   * the {@link Writer#nullWriter()} method returns a new instance whose methods throw after the
   * instance is {@link Writer#close() closed}.
   *
   * @since 15.0
   */
  public static Writer nullWriter() {
    return NullWriter.INSTANCE;
  }

  private static final class NullWriter extends Writer {

		}
	}
	if !truncated {
		return entries, io.EOF
	}
	return entries, nil
}

// listMerged will list across all sets and return a merged results stream.
// The result channel is closed when no more results are expected.
func (z *erasureServerPools) listMerged(ctx context.Context, o listPathOptions, results chan<- metaCacheEntry) error {
	var mu sync.Mutex
	var wg sync.WaitGroup
	var errs []error

    } finally {
      soTimeout = readTimeout
    }
  } catch (_: SocketTimeoutException) {
    true // Read timed out; socket is good.
  } catch (_: IOException) {
    false // Couldn't read; socket is closed.
  }

internal inline fun threadName(
  name: String,
  block: () -> Unit,
) {
  val currentThread = Thread.currentThread()
  val oldName = currentThread.name
  currentThread.name = name
  try {

        measureTime {
          val exception =
            assertFailsWith<IOException> {
              response.trailers()
            }
          assertThat(exception.message).isIn(
            "Socket closed", // HTTP/1.1
            "stream was reset: CANCEL", // HTTP/2
          )
        }
      assertThat(trailersDelay).isGreaterThan(250.milliseconds)
      assertThat(trailersDelay).isLessThan(750.milliseconds)