* That may happen later by the connection pool thread.
   */
  fun cancel()

  /**
   * Carries an exchange. This is usually a connection, but it could also be a connect plan for
   * CONNECT tunnels. Note that CONNECT tunnels are significantly less capable than connections.
   */
  interface Carrier {
    val route: Route

    fun trackFailure(

    closeWebSockets(webSocket, server)
  }

  /**
   * We had a bug where web socket connections were leaked if the HTTP connection upgrade was not
   * successful. This test confirms that connections are released back to the connection pool!
   * https://github.com/square/okhttp/issues/4258
   */
  @Test
  @Throws(Exception::class)
  fun webSocketConnectionIsReleased() {

     */
    Set<RdmaCapability> getSupportedCapabilities();

    /**
     * Create RDMA connection to remote endpoint
     *
     * @param remote remote socket address
     * @param local local socket address, may be null for auto-binding
     * @return new RDMA connection instance
     * @throws IOException if connection creation fails
     */

import java.io.IOException
import java.util.concurrent.TimeUnit
import okhttp3.Call
import okhttp3.Connection
import okhttp3.Interceptor
import okhttp3.Request
import okhttp3.Response
import okhttp3.internal.checkDuration
import okhttp3.internal.connection.Exchange
import okhttp3.internal.connection.RealCall

/**
 * A concrete interceptor chain that carries the entire interceptor chain: all application

 * 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,

  ) {
    logWithTime("connectFailed: $protocol $ioe")
  }

  override fun connectionAcquired(
    call: Call,
    connection: Connection,
  ) {
    logWithTime("connectionAcquired: $connection")
  }

  override fun connectionReleased(
    call: Call,
    connection: Connection,
  ) {
    logWithTime("connectionReleased")
  }

  override fun requestHeadersStart(call: Call) {

  )

  override fun connectEnd(
    connection: Connection,
    route: Route,
    call: Call,
  ) {
    logEvent(ConnectionEvent.ConnectEnd(System.nanoTime(), connection, route, call))
  }

  override fun connectionClosed(connection: Connection) = logEvent(ConnectionEvent.ConnectionClosed(System.nanoTime(), connection))

  override fun connectionAcquired(
    connection: Connection,
    call: Call,
  ) {

Content-Type: text/html
Content-Length: 193
Connection: keep-alive
Location: https://publicobject.com/helloworld.txt

INFO: Sending request https://publicobject.com/helloworld.txt on Connection{publicobject.com:443, proxy=DIRECT hostAddress=54.187.32.157 cipherSuite=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA protocol=http/1.1}
User-Agent: OkHttp Example
Host: publicobject.com
Connection: Keep-Alive
Accept-Encoding: gzip

        try {
            final URLConnection connection = url.openConnection();
            connection.setUseCaches(false);
            return connection.getInputStream();
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * Returns a {@link URLConnection} object that represents a connection to the remote object referred to by the URL.
     *

    server.bodyLimit = 7 * 512 * 1024
    val connection = server.url("/").toUrl().openConnection() as HttpURLConnection
    connection.requestMethod = "POST"
    connection.doOutput = true
    connection.setFixedLengthStreamingMode(1024 * 1024 * 1024) // 1 GB
    connection.connect()
    val out = connection.outputStream
    val data = ByteArray(1024 * 1024)
    var i = 0
    while (i < 1024) {