/**
 * [TLS cipher suites][iana_tls_parameters].
 *
 * **Not all cipher suites are supported on all platforms.** As newer cipher suites are created (for
 * stronger privacy, better performance, etc.) they will be adopted by the platform and then exposed
 * here. Cipher suites that are not available on either Android (through API level 24) or Java
 * (through JDK 9) are omitted for brevity.
 *

=== ":material-language-kotlin: Kotlin"
    ```kotlin
      private val client = OkHttpClient()
      private val moshi = Moshi.Builder().build()
      private val gistJsonAdapter = moshi.adapter(Gist::class.java)

      fun run() {
        val request = Request.Builder()
            .url("https://api.github.com/gists/c2a7c39532239ff261be")
            .build()

  enum class DnsClass(val type: Int) {
    IPV4(TYPE_A),
    IPV6(TYPE_AAAA),
  }

  @ExperimentalOkHttpApi
  companion object {
    const val TYPE_A = 1
    const val TYPE_AAAA = 28

    /**
     * Adapt an AsyncDns implementation to Dns, waiting until onComplete is received
     * and returning results if available.
     */
    fun toDns(vararg asyncDns: AsyncDns): Dns =
      Dns { hostname ->

 *  New: `OkHttpClient.Builder` now has APIs that use `kotlin.time.Duration`.

 *  New: `mockwebserver3.SocketPolicy` is now a sealed interface. This is one of several
    backwards-incompatible API changes that may impact early adopters of this alpha API.

 *  New: `mockwebserver3.Stream` for duplex streams.

 *  New: `mockwebserver3.MockResponseBody` for streamed response bodies.

import java.net.InetSocketAddress
import java.net.Proxy
import okhttp3.Credentials
import okhttp3.Dns
import okhttp3.HttpUrl
import okhttp3.Request
import okhttp3.Response
import okhttp3.Route

/**
 * Adapts [Authenticator] to [okhttp3.Authenticator]. Configure OkHttp to use [Authenticator] with
 * [okhttp3.OkHttpClient.Builder.authenticator] or [okhttp3.OkHttpClient.Builder.proxyAuthenticator].
 */

  private var limit = -1L

  /** Type hints scoped to the call stack, manipulated with [withTypeHint]. */
  private val typeHintStack = mutableListOf<Any?>()

  /**
   * The type hint for the current object. Used to pick adapters based on other fields, such as
   * in extensions which have different types depending on their extension ID.
   */
  var typeHint: Any?
    get() = typeHintStack.lastOrNull()
    set(value) {

  }

  /**
   * Holding the lock of the connection being added or removed when mutating this, and check its
   * [RealConnection.noNewExchanges] property. This defends against races where a connection is
   * simultaneously adopted and removed.
   */
  private val connections = ConcurrentLinkedQueue<RealConnection>()

  init {
    // Put a floor on the keep alive duration, otherwise cleanup will spin loop.

      response.newBuilder()
        .setHeader("Sec-WebSocket-Accept", WebSocketProtocol.acceptHeader(key!!))
        .build()
    writeHttpResponse(socket, sink, webSocketResponse)

    // Adapt the request and response into our Request and Response domain model.
    val scheme = if (request.handshake != null) "https" else "http"
    val authority = request.headers["Host"] // Has host and port.
    val fancyRequest =

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// https://www.eclipse.org/jetty/documentation/current/alpn-chapter.html#alpn-versions
private fun alpnBootVersionForPatchVersion(patchVersion: Int): String? {
  return when (patchVersion) {
    in 0..24 -> "8.1.0.v20141016"
    in 25..30 -> "8.1.2.v20141202"

    assertThat(decoded.subjectAlternativeNames).isEqualTo(
      Extension(
        id = SUBJECT_ALTERNATIVE_NAME,
        critical = false,
        value =
          listOf(
            Adapters.ANY_VALUE to
              AnyValue(
                tagClass = DerHeader.TAG_CLASS_CONTEXT_SPECIFIC,
                tag = 1L,
                constructed = false,
                length = 16,