// Name proxy specification.
    var socketAddress = InetSocketAddress.createUnresolved("host", 1234)
    assertThat(socketAddress.socketHost).isEqualTo("host")
    socketAddress = InetSocketAddress.createUnresolved("127.0.0.1", 1234)
    assertThat(socketAddress.socketHost).isEqualTo("127.0.0.1")

    // InetAddress proxy specification.
    socketAddress = InetSocketAddress(InetAddress.getByName("localhost"), 1234)

        RdmaProvider provider = RdmaProviderFactory.selectBestProvider();

        // Use localhost for testing - should work with TCP fallback
        InetSocketAddress address = new InetSocketAddress("localhost", 12345);

        try (RdmaConnection connection = provider.createConnection(address, null)) {
            assertNotNull(connection, "Connection should not be null");

     */
    Set<RdmaCapability> getSupportedCapabilities();
    
    /**
     * Create RDMA connection to remote endpoint
     */
    RdmaConnection createConnection(InetSocketAddress remote, 
                                   InetSocketAddress local) throws IOException;
    
    /**
     * Register memory region for RDMA operations
     */
    RdmaMemoryRegion registerMemory(ByteBuffer buffer, 

    val latch4 = CountDownLatch(1)
    val listener1: EventListener =
      object : EventListener() {
        override fun connectStart(
          call: Call,
          inetSocketAddress: InetSocketAddress,
          proxy: Proxy,
        ) {
          try {
            // Wait for request2 to guarantee we make 2 separate connections to the server.
            latch1.await()

   * [Call.request] is a redirect to a different address, or a connection is retried.
   */
  open fun connectStart(
    call: Call,
    inetSocketAddress: InetSocketAddress,
    proxy: Proxy,
  ) {
  }

  /**
   * Invoked just prior to initiating a TLS connection.
   *
   * This method is invoked if the following conditions are met:
   *

import assertk.assertThat
import assertk.assertions.containsExactly
import assertk.assertions.hasMessage
import assertk.assertions.isEqualTo
import assertk.assertions.isIn
import java.io.IOException
import java.net.InetSocketAddress
import java.net.UnknownHostException
import java.time.Duration
import java.util.Arrays
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse

import assertk.assertThat
import assertk.assertions.containsExactly
import assertk.assertions.isEmpty
import assertk.assertions.isEqualTo
import java.io.IOException
import java.net.InetAddress
import java.net.InetSocketAddress
import java.net.Proxy
import java.net.SocketTimeoutException
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.SocketEffect.CloseStream

        ) = TODO()

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

        override fun connectFailed(
          call: Call,
          inetSocketAddress: InetSocketAddress,
          proxy: Proxy,
          protocol: Protocol?,
          ioe: IOException,
        ) = TODO()

  }

  @Test @Disabled
  fun route() {
    val route: Route = factory.newRoute()
    val address: Address = route.address()
    val proxy: Proxy = route.proxy()
    val inetSocketAddress: InetSocketAddress = route.socketAddress()
  }

  @Test @Disabled
  fun tlsVersion() {
    val tlsVersion: TlsVersion = TlsVersion.TLS_1_3
    val javaName: String = tlsVersion.javaName()
  }

            socket.setSoTimeout( SO_TIMEOUT );
            */

            socket = new Socket();
            if (localAddr != null) {
                socket.bind(new InetSocketAddress(localAddr, localPort));
            }
            socket.connect(new InetSocketAddress(address.getHostAddress(), 139), CONN_TIMEOUT);
            socket.setSoTimeout(SO_TIMEOUT);

            out = socket.getOutputStream();