import javax.net.ssl.SSLSession
import okhttp3.internal.toImmutableList

/**
 * A record of a TLS handshake. For HTTPS clients, the client is *local* and the remote server is
 * its *peer*.
 *
 * This value object describes a completed handshake. Use [ConnectionSpec] to set policy for new
 * handshakes.
 */
class Handshake internal constructor(
  /**

    method: String?,
    path: String?,
    handshake: Handshake?,
    requestUrl: HttpUrl?,
  ) {
    this.requestLine = requestLine
    this.headers = headers
    this.chunkSizes = chunkSizes
    this.bodySize = bodySize
    this.body = body
    this.sequenceNumber = sequenceNumber
    this.failure = failure
    this.method = method
    this.path = path
    this.handshake = handshake
    this.requestUrl = requestUrl
  }

   */
  public val exchangeIndex: Int,
  /**
   * The TLS handshake of the connection that carried this request, or null if the request was
   * received without TLS.
   */
  public val handshake: Handshake?,
  /**
   * Returns the name of the server the client requested via the SNI (Server Name Indication)
   * attribute in the TLS handshake. Unlike the rest of the HTTP exchange, this name is sent in

import java.util.concurrent.Executors
import java.util.concurrent.Future
import javax.net.ServerSocketFactory
import javax.net.SocketFactory
import javax.net.ssl.SSLSocket
import okhttp3.Handshake
import okhttp3.Handshake.Companion.handshake
import okhttp3.TestUtil.threadFactory
import okhttp3.internal.closeQuietly
import okhttp3.testing.PlatformRule
import okio.ByteString.Companion.toByteString
import org.junit.jupiter.api.AfterEach

 * Client and server exchange these certificates during the handshake phase of a TLS connection.
 *
 * ### Server Authentication
 *
 * This is the most common form of TLS authentication: clients verify that servers are trusted and
 * that they own the hostnames that they represent. Server authentication is required.
 *
 * To perform server authentication:
 *
 *  * The server's handshake certificates must have a [held certificate][HeldCertificate] (a

import java.io.Closeable
import java.io.InterruptedIOException
import java.net.InetAddress
import java.net.Socket
import java.util.concurrent.CountDownLatch
import javax.net.ssl.SSLSocket
import okhttp3.Handshake
import okhttp3.Handshake.Companion.handshake
import okhttp3.internal.connection.BufferedSocket
import okhttp3.internal.platform.Platform
import okio.BufferedSink
import okio.BufferedSource
import okio.ForwardingSink

  }

  override fun secureConnectStart(call: Call) {
    logWithTime("secureConnectStart")
  }

  override fun secureConnectEnd(
    call: Call,
    handshake: Handshake?,
  ) {
    logWithTime("secureConnectEnd: $handshake")
  }

  override fun connectEnd(
    call: Call,
    inetSocketAddress: InetSocketAddress,
    proxy: Proxy,
    protocol: Protocol?,
  ) {

        null,
      )

    val handshake = sslSession.handshake()

    assertThat(handshake.tlsVersion).isEqualTo(TlsVersion.TLS_1_3)
    assertThat(handshake.cipherSuite).isEqualTo(CipherSuite.TLS_AES_128_GCM_SHA256)
    assertThat(handshake.peerCertificates).containsExactly(
      serverCertificate.certificate,
      serverIntermediate.certificate,
    )
    assertThat(handshake.localPrincipal).isNull()

Call call = client.newCall(new Request.Builder()
    .url(server.url("/"))
    .build());
Response response = call.execute();
System.out.println(response.handshake().peerPrincipal());
RecordedRequest recordedRequest = server.takeRequest();
System.out.println(recordedRequest.getHandshake().peerPrincipal());
```

 * Keep whichever TCP connection succeeds first and cancel all the others.
 * Race TCP only. Only attempt a TLS handshake on the winning TCP connection.