* from this method.**
     */
    fun create(call: Call): EventListener
  }

  companion object {
    @JvmField
    val NONE: EventListener =
      object : EventListener() {
      }
  }

      trackFailure(e)
    }
    if (requestDone) {
      if (e != null) {
        eventListener.requestFailed(call, e)
      } else {
        eventListener.requestBodyEnd(call, bytesRead)
      }
    }
    if (responseDone) {
      if (e != null) {
        eventListener.responseFailed(call, e)
      } else {
        eventListener.responseBodyEnd(call, bytesRead)
      }
    }

  val forWebSocket: Boolean,
) : Call, Cloneable {
  internal val lock: ReentrantLock = ReentrantLock()

  private val connectionPool: RealConnectionPool = client.connectionPool.delegate

  internal val eventListener: EventListener = client.eventListenerFactory.create(this)

  private val timeout =
    object : AsyncTimeout() {
      override fun timedOut() {
        ******@****.***()
      }
    }.apply {

import java.net.Proxy
import java.util.concurrent.TimeUnit
import okhttp3.Call
import okhttp3.Connection
import okhttp3.EventListener
import okhttp3.Handshake
import okhttp3.HttpUrl
import okhttp3.OkHttpClient
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response

/**
 * An OkHttp EventListener, which logs call events. Can be applied as an
 * [event listener factory][OkHttpClient.eventListenerFactory].
 *

          listOf(
            ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
              .supportsTlsExtensions(false)
              .build(),
          ),
        )
        .eventListener(
          object : EventListener() {
            override fun connectionAcquired(
              call: Call,
              connection: Connection,
            ) {
              val sslSocket = connection.socket() as SSLSocket

internal class CallConnectionUser(
  private val call: RealCall,
  private val poolConnectionListener: ConnectionListener,
  private val chain: RealInterceptorChain,
) : ConnectionUser {
  private val eventListener: EventListener
    get() = call.eventListener

  override fun addPlanToCancel(connectPlan: ConnectPlan) {
    call.plansToCancel += connectPlan
  }

  override fun removePlanToCancel(connectPlan: ConnectPlan) {

    response.use {
      assertEquals(200, response.code)
    }
  }

  @Test
  fun testEventListener() {
    val eventListener = RecordingEventListener()

    enableTls()

    client = client.newBuilder().eventListenerFactory(clientTestRule.wrap(eventListener)).build()

    server.enqueue(MockResponse(body = "abc1"))
    server.enqueue(MockResponse(body = "abc2"))

      }
    val localClient = client.newBuilder().eventListener(eventListener).build()

    val call1 = localClient.newCall(Request(server.url("/")))

    call1.execute().use { response ->
      assertThat(response.body.string()).isEqualTo("Req1")
      assertThat(response.handshake).isNotNull()
      assertThat(response.protocol == Protocol.HTTP_1_1)
    }

    eventListener.closed = true

    val networkRequest = strategy.networkRequest
    val cacheResponse = strategy.cacheResponse

    cache?.trackResponse(strategy)
    val listener = (call as? RealCall)?.eventListener ?: EventListener.NONE

    if (cacheCandidate != null && cacheResponse == null) {
      // The cache candidate wasn't applicable. Close it.
      cacheCandidate.body.closeQuietly()
    }

 * The performance of these calls on the underlying network. If the network’s performance isn’t sufficient, you need to either improve the network or use less of it.

### EventListener

Subclass [EventListener](https://square.github.io/okhttp/3.x/okhttp/okhttp3/EventListener.html) and override methods for the events you are interested in. In a successful HTTP call with no redirects or retries the sequence of events is described by this flow.