url: HttpUrl,
    proxy: Proxy?,
  ) {
    fun selectProxies(): List<Proxy> {
      // If the user specifies a proxy, try that and only that.
      if (proxy != null) return listOf(proxy)

      // If the URI lacks a host (as in "http://</"), don't call the ProxySelector.
      val uri = url.toUri()
      if (uri.host == null) return immutableListOf(Proxy.NO_PROXY)

    handler: Handler,
    length: Int,
    flags: Int,
    streamId: Int,
  ) {
    if (streamId != 0) throw IOException("TYPE_SETTINGS streamId != 0")
    if (flags and FLAG_ACK != 0) {
      if (length != 0) throw IOException("FRAME_SIZE_ERROR ack frame should be empty!")
      handler.ackSettings()
      return
    }

    if (length % 6 != 0) throw IOException("TYPE_SETTINGS length % 6 != 0: $length")

  for (file in files) {
    try {
      if (metadata(file).isDirectory) {
        deleteContents(file)
      }

      delete(file)
    } catch (ioe: IOException) {
      if (exception == null) {
        exception = ioe
      }
    }
  }
  if (exception != null) {
    throw exception
  }
}

internal fun <E> MutableList<E>.addIfAbsent(element: E) {
  if (!contains(element)) add(element)
}

   * until one is ready. If there are no ready queues, or if other threads have everything under
   * control this will return null. If there is more than a single task ready to execute immediately
   * this will start another thread to handle that work.
   */
  fun awaitTaskToRun(): Task? {
    lock.assertHeld()

    while (true) {
      if (readyQueues.isEmpty()) {
        return null // Nothing to do.

      if (codePoint in prohibitSet) return null

      if (first) {
        firstIsRandalcat = codePoint in randalcatSet
      } else if (firstIsRandalcat) {
        // 'If a string contains any RandALCat character, the string MUST NOT contain any LCat
        // character.'
        if (codePoint in lcatSet) return null

Some requests will have a cached response. When this cached response isn’t fresh, OkHttp can do a _conditional GET_ to download an updated response if it’s newer than what’s cached. This requires headers like `If-Modified-Since` and `If-None-Match` to be added.

## Rewriting Responses

    if (queryNamesAndValues == null) return null
    for (i in 0 until queryNamesAndValues.size step 2) {
      if (name == queryNamesAndValues[i]) {
        return queryNamesAndValues[i + 1]
      }
    }
    return null
  }

  /**
   * The distinct query parameter names in this URL, like `["a", "b"]` for
   * `http://host/?a=apple&b=banana`. If this URL has no query this is the empty set.

 *     val part = multipartReader.nextPart() ?: break
 *     process(part.headers, part.body)
 *   }
 * }
 * ```
 *
 * Note that [nextPart] will skip any unprocessed data from the preceding part. If the preceding
 * part is particularly large or if the underlying source is particularly slow, the [nextPart] call
 * may be slow!
 *
 * Closing a part **does not** close this multipart reader; callers must explicitly close this with
 * [close].
 *

  if (project.name == "okhttp-android") return@subprojects
  if (project.name == "android-test") return@subprojects
  if (project.name == "regression-test") return@subprojects
  if (project.name == "android-test-app") return@subprojects
  if (project.name == "container-tests") return@subprojects

  apply(plugin = "checkstyle")
  apply(plugin = "ru.vyarus.animalsniffer")
  apply(plugin = "biz.aQute.bnd.builder")

  tasks.withType<JavaCompile> {

  val address = remoteSocketAddress
  return if (address is InetSocketAddress) address.hostName else address.toString()
}

/**
 * Returns true if new reads and writes should be attempted on this.
 *
 * Unfortunately Java's networking APIs don't offer a good health check, so we go on our own by
 * attempting to read with a short timeout. If the fails immediately we know the socket is
 * unhealthy.
 *