private fun readAndWriteFrames() {
    check(socket == null)
    val socket = serverSocket!!.accept()!!
    this.socket = socket

    // Bail out now if this instance was closed while waiting for the socket to accept.
    synchronized(this) {
      if (executor.isShutdown) {
        socket.close()
        return
      }
    }
    val outputStream = socket.getOutputStream()

import okio.asOkioSocket
import okio.buffer

/**
 * Adapts a [java.net.Socket] to MockWebServer's needs.
 *
 * Note that [asOkioSocket] returns a socket that closes the underlying [java.net.Socket] when both
 * of its component streams are closed. This class takes advantage of that.
 */
internal class MockWebServerSocket(
  val javaNetSocket: Socket,
) : Closeable,
  BufferedSocket {

 */
package okhttp3

import java.net.InetAddress
import java.net.Socket
import java.nio.channels.SocketChannel
import javax.net.SocketFactory

class ChannelSocketFactory : SocketFactory() {
  override fun createSocket(): Socket = SocketChannel.open().socket()

  override fun createSocket(
    host: String,
    port: Int,
  ): Socket = TODO("Not yet implemented")

  override fun createSocket(
    host: String,

onformance:v1.33.10](https://console.cloud.google.com/artifacts/docker/k8s-artifacts-prod/southamerica-east1/images/conformance) | [amd64](https://console.cloud.google.com/artifacts/docker/k8s-artifacts-prod/southamerica-east1/images/conformance-amd64), [arm64](https://console.cloud.google.com/artifacts/docker/k8s-artifacts-prod/southamerica-east1/images/conformance-arm64), [ppc64le](https://console.cloud.google.com/artifacts/docker/k8s-artifacts-prod/southamerica-east1/images/conformance-ppc64le),...

        this.headers = headers.newBuilder()
      }

    open fun body(body: ResponseBody) =
      apply {
        this.body = body
      }

    open fun socket(socket: Socket) =
      apply {
        this.socket = socket
      }

    open fun networkResponse(networkResponse: Response?) =
      apply {
        checkSupportResponse("networkResponse", networkResponse)

  override fun checkServerTrusted(
    chain: Array<out X509Certificate>,
    authType: String,
    socket: Socket,
  ) {
    if (socket.peerName() !in insecureHosts) {
      delegate.checkServerTrusted(chain, authType, socket)
    }
  }

  override fun checkServerTrusted(
    chain: Array<out X509Certificate>,
    authType: String,
    engine: SSLEngine,
  ) {

          object : DelegatingSocketFactory(getDefault()) {
            @Throws(IOException::class)
            override fun configureSocket(socket: Socket): Socket {
              socket.setSendBufferSize(SOCKET_BUFFER_SIZE)
              socket.setReceiveBufferSize(SOCKET_BUFFER_SIZE)
              return socket
            }
          },
        ).build()
  }

  @AfterEach
  fun tearDown() {

    val serverSocket = ServerSocket(0, 1, localhost)

    val socket = Socket()
    socket.connect(serverSocket.localSocketAddress)
    val socketSource = socket.source().buffer()

    assertThat(socket.isHealthy(socketSource)).isTrue()

    serverSocket.close()
    assertThat(socket.isHealthy(socketSource)).isFalse()
  }

  @Test
  fun testDurationTimeUnit() {

    applyConnectionSpec(connectionSpec, socket, false)
    assertArrayEquals(arrayOf("TLS_A", "TLS_C"), socket.enabledCipherSuites)
  }

  @Test
  fun applyIntersectionRetainsSslPrefixes() {
    val socket = FakeSslSocket()
    socket.enabledProtocols = arrayOf("TLSv1")
    socket.supportedCipherSuites =
      arrayOf("TLS_A", "TLS_B", "TLS_C", "TLS_D", "TLS_E")
    socket.enabledCipherSuites = arrayOf("TLS_A", "TLS_B", "TLS_C")

    ).filter { it.isSupported() }

  @Throws(IOException::class)
  override fun connectSocket(
    socket: Socket,
    address: InetSocketAddress,
    connectTimeout: Int,
  ) {
    try {
      socket.connect(address, connectTimeout)
    } catch (e: ClassCastException) {
      // On android 8.0, socket.connect throws a ClassCastException due to a bug
      // see https://issuetracker.google.com/issues/63649622