val priorResponse: Response? = response.priorResponse()
    val cacheControl: CacheControl = response.cacheControl()
    val sentRequestAtMillis: Long = response.sentRequestAtMillis()
    val receivedResponseAtMillis: Long = response.receivedResponseAtMillis()
  }

  @Test @Disabled
  fun route() {
    val route: Route = factory.newRoute()
    val address: Address = route.address()

      .build()
  }

  private fun uppercaseSink(sink: Sink): Sink {
    return object : ForwardingSink(sink) {
      @Throws(IOException::class)
      override fun write(
        source: Buffer,
        byteCount: Long,
      ) {
        val bytes = source.readByteString(byteCount)
        delegate.write(
          Buffer()
            .write(bytes.toAsciiUppercase()),
          byteCount,
        )
      }
    }
  }

  }

  override fun isShutdown(): Boolean {
    return shutdown
  }

  override fun isTerminated(): Boolean {
    throw UnsupportedOperationException()
  }

  override fun awaitTermination(
    timeout: Long,
    unit: TimeUnit,
  ): Boolean {
    throw UnsupportedOperationException()
  }

    private val builder: KtSymbolByFirBuilder,
    override val token: KtLifetimeToken
) : KtBuiltinTypes() {

    override val INT: KtType by cachedBuiltin(builtinTypes.intType)
    override val LONG: KtType by cachedBuiltin(builtinTypes.longType)
    override val SHORT: KtType by cachedBuiltin(builtinTypes.shortType)
    override val BYTE: KtType by cachedBuiltin(builtinTypes.byteType)

  ): Sink = FaultySink(super.sink(file, mustCreate), file)

  inner class FaultySink(sink: Sink, private val file: Path) : ForwardingSink(sink) {
    override fun write(
      source: Buffer,
      byteCount: Long,
    ) {
      if (writeFaults.contains(file)) {
        throw IOException("boom!")
      } else {
        super.write(source, byteCount)
      }
    }
  }

      }
    }

    private fun uppercase(original: Source): Source {
      return object : ForwardingSource(original) {
        override fun read(
          sink: Buffer,
          byteCount: Long,
        ): Long {
          val mixedCase = Buffer()
          val count = original.read(mixedCase, byteCount)
          sink.writeUtf8(mixedCase.readUtf8().uppercase())
          return count
        }
      }
    }

    val stringTag = "dilophosaurus"
    val longTag = 20170815L as Long?
    val objectTag = Any()
    val request =
      Request.Builder()
        .url("https://square.com")
        .tag(Any::class.java, objectTag)
        .tag(UUID::class.java, uuidTag)
        .tag(String::class.java, stringTag)
        .tag(Long::class.javaObjectType, longTag)
        .build()

# Concurrency and async / await

Details about the `async def` syntax for *path operation functions* and some background about asynchronous code, concurrency, and parallelism.

## In a hurry?

<abbr title="too long; didn't read"><strong>TL;DR:</strong></abbr>

If you are using third party libraries that tell you to call them with `await`, like:

```Python
results = await some_library()
```

   * connection if `streamId` is zero.
   */
  @Throws(IOException::class)
  fun windowUpdate(
    streamId: Int,
    windowSizeIncrement: Long,
  ) {
    this.withLock {
      if (closed) throw IOException("closed")
      require(windowSizeIncrement != 0L && windowSizeIncrement <= 0x7fffffffL) {

  }

  /**
   * @param delta the offset from the current date to use. Negative values yield dates in the past;
   *     positive values yield dates in the future.
   */
  private fun formatDate(
    delta: Long,
    timeUnit: TimeUnit,
  ): String? {
    return formatDate(Date(System.currentTimeMillis() + timeUnit.toMillis(delta)))
  }

  private fun formatDate(date: Date): String? {