internal val resolver = DnsResolver.getInstance()
  private val executor = Executors.newSingleThreadExecutor()

  override fun query(
    hostname: String,
    callback: AsyncDns.Callback,
  ) {
    try {
      resolver.query(
        network,
        hostname,
        dnsClass.type,
        DnsResolver.FLAG_EMPTY,
        executor,
        null,
        object : DnsResolver.Callback<List<InetAddress>> {

  @SuppressSignatureCheck
  override fun clean(
    chain: List<Certificate>,
    hostname: String,
  ): List<Certificate> {
    val certificates = (chain as List<X509Certificate>).toTypedArray()
    try {
      return x509TrustManagerExtensions.checkServerTrusted(certificates, "RSA", hostname)
    } catch (ce: CertificateException) {
      throw SSLPeerUnverifiedException(ce.message).apply { initCause(ce) }
    }

  }

  @Test @Ignore
  fun mockWebServer() {
    val mockWebServer: MockWebServer = MockWebServer()
    var port: Int = mockWebServer.port
    var hostName: String = mockWebServer.hostName
    hostName = mockWebServer.hostName
    val toProxyAddress: Proxy = mockWebServer.toProxyAddress()
    mockWebServer.serverSocketFactory = ServerSocketFactory.getDefault()
    val url: HttpUrl = mockWebServer.url("")

     * @param port
     * @param localAddr
     * @param localPort
     * @param hostName
     * @param exclusive
     *            whether to acquire an unshared connection
     * @return a transport connection to the target
     */
    SmbTransport getSmbTransport ( CIFSContext tc, Address address, int port, InetAddress localAddr, int localPort, String hostName,
            boolean exclusive );


    /**
     * @param tc

  val hostname = "local.host"
  private val handshakeCertificates =
    run {
      // Generate a self-signed cert for the server to serve and the client to trust.
      val heldCertificate =
        HeldCertificate.Builder()
          .commonName(hostname)
          .addSubjectAlternativeName(hostname)
          .build()
      HandshakeCertificates.Builder()

    server.enqueue(MockResponse())

    val clientCertificates =
      HandshakeCertificates.Builder()
        .addPlatformTrustedCertificates()
        .addInsecureHost(server.hostName)
        .build()

    val client =
      clientTestRule.newClientBuilder()
        .sslSocketFactory(clientCertificates.sslSocketFactory(), clientCertificates.trustManager)
        .build()

  // hostname of this endpoint. This field may be used by consumers of
  // endpoints to distinguish endpoints from each other (e.g. in DNS names).
  // Multiple endpoints which use the same hostname should be considered
  // fungible (e.g. multiple A values in DNS). Must be lowercase and pass DNS
  // Label (RFC 1123) validation.
  // +optional
  optional string hostname = 3;

  // +k8s:conversion-gen=false
  // +optional
  optional bool hostIPC = 13;

  // Specifies the hostname of the Carp
  // If not specified, the carp's hostname will be set to a system-defined value.
  // +optional
  optional string hostname = 16;

  // If specified, the fully qualified Carp hostname will be "<hostname>.<subdomain>.<carp namespace>.svc.<cluster domain>".
  // If not specified, the carp will not have a domainname at all.

    server: MockWebServer,
    @MockWebServerInstance("server2") server2: MockWebServer,
  ) {
    this.server1 = server
    this.server2 = server2

    socketFactory = SpecificHostSocketFactory(InetSocketAddress(server.hostName, server.port))

    client =
      clientTestRule.newClientBuilder()
        .dns(dns)
        .socketFactory(socketFactory)
        .eventListenerFactory(clientTestRule.wrap(listener))
        .build()
  }

    assertThat(encoded).isEqualTo("AAABAAABAAAAAAAABmdvb2dsZQNjb20AABwAAQ")
  }

  @Test
  fun testGoogleDotComDecodingFromCloudflare() {
    val encoded =
      decodeAnswers(
        hostname = "test.com",
        byteString =
          (
            "00008180000100010000000006676f6f676c6503636f6d0000010001c00c0001000100000043" +
              "0004d83ad54e"
          ).decodeHex(),
      )