val c1 = factory.newConnection(pool, routeA1, 50L)
    val client =
      OkHttpClient.Builder()
        .connectionPool(poolApi)
        .build()
    val call = client.newCall(Request(addressA.url)) as RealCall
    call.enterNetworkInterceptorExchange(call.request(), true, factory.newChain(call))
    c1.withLock { call.acquireConnectionNoEvents(c1) }

import java.util.concurrent.TimeUnit
import java.util.concurrent.locks.ReentrantLock
import okhttp3.internal.assertNotHeld
import okhttp3.internal.connection.Locks.withLock
import okhttp3.internal.connection.RealCall
import okhttp3.internal.connection.RealCall.AsyncCall
import okhttp3.internal.okHttpName
import okhttp3.internal.threadFactory

/**
 * Policy on when async requests are executed.
 *

import okhttp3.Request
import okhttp3.Response
import okhttp3.internal.canReuseConnectionFor
import okhttp3.internal.closeQuietly
import okhttp3.internal.connection.Exchange
import okhttp3.internal.connection.RealCall
import okhttp3.internal.http2.ConnectionShutdownException
import okhttp3.internal.stripBody
import okhttp3.internal.withSuppressed

/**

import okhttp3.internal.closeQuietly
import okhttp3.internal.concurrent.Task
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.Exchange
import okhttp3.internal.connection.RealCall
import okhttp3.internal.okHttpName
import okhttp3.internal.ws.WebSocketProtocol.CLOSE_CLIENT_GOING_AWAY
import okhttp3.internal.ws.WebSocketProtocol.CLOSE_MESSAGE_MAX
import okhttp3.internal.ws.WebSocketProtocol.OPCODE_BINARY

import okhttp3.Protocol.HTTP_1_1
import okhttp3.Protocol.HTTP_2
import okhttp3.internal.asFactory
import okhttp3.internal.checkDuration
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.RealCall
import okhttp3.internal.connection.RouteDatabase
import okhttp3.internal.immutableListOf
import okhttp3.internal.platform.Platform
import okhttp3.internal.proxy.NullProxySelector

        .build()

    client.newCall(request).execute().use { response ->
      if (!response.isSuccessful) throw IOException("Unexpected code $response")

      fileSystem.sink(path).use {
        response.body.source().readAll(it)
      }

      println(fileSystem.source(path).buffer().readUtf8())
    }
  }

  companion object {
    val MEDIA_TYPE_JSON = "application/json".toMediaType()
  }
}

fun main() {

  }

  inline fun <T> RealConnection.withLock(action: () -> T): T {
    contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
    return lock.withLock(action)
  }

  inline fun <T> RealCall.withLock(action: () -> T): T {
    contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
    return lock.withLock(action)
  }

  inline fun <T> Http2Connection.withLock(action: () -> T): T {

import okhttp3.internal.concurrent.Task
import okhttp3.internal.concurrent.TaskQueue
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.Locks.withLock
import okhttp3.internal.connection.RealCall.CallReference
import okhttp3.internal.okHttpName
import okhttp3.internal.platform.Platform
import okio.IOException

class RealConnectionPool(
  private val taskRunner: TaskRunner,
  /**

 * limitations under the License.
 */
package okhttp3.internal

import okhttp3.Cache
import okhttp3.Dispatcher
import okhttp3.Response
import okhttp3.internal.connection.Exchange
import okhttp3.internal.connection.RealCall
import okhttp3.internal.connection.RealConnection
import okio.FileSystem
import okio.Path

internal fun buildCache(
  file: Path,
  maxSize: Long,
  fileSystem: FileSystem,
): Cache {

 */
package okhttp3.internal.http

import java.io.IOException
import okhttp3.Headers
import okhttp3.Request
import okhttp3.Response
import okhttp3.Route
import okhttp3.internal.connection.RealCall
import okio.Sink
import okio.Source

/** Encodes HTTP requests and decodes HTTP responses. */
interface ExchangeCodec {
  /** The connection or CONNECT tunnel that owns this codec. */
  val carrier: Carrier