class RecordingHostnameVerifier : HostnameVerifier {
  @JvmField
  val calls: MutableList<String> = mutableListOf()

  @Synchronized override fun verify(
    hostname: String,
    session: SSLSession,
  ): Boolean {
    calls.add("verify $hostname")
    return true
  }

      ),
    )
    server.enqueue(MockResponse())
    val dns = FakeDns()
    dns["fakeurl"] = client.dns.lookup(server.hostName)
    dns["www.fakeurl"] = client.dns.lookup(server.hostName)
    client =
      client
        .newBuilder()
        .dns(dns)
        .build()
    val call =
      client.newCall(
        Request
          .Builder()

```kotlin
val client = OkHttpClient.Builder()
    .dns { hostname -> InetAddress.getAllByName(hostname).toList() }
    .build()
```

Kotlin calling OkHttp 4.x:

```kotlin
val client = OkHttpClient.Builder()
    .dns(object : Dns {
      override fun lookup(hostname: String) =
          InetAddress.getAllByName(hostname).toList()
    })
    .build()
```

    @ParameterizedTest
    @MethodSource("hostnamesProvider")
    void firstCalledNameForInetAddressConformsToUpperCase(String hostname, String hostWithoutDot, String expectedPrefix) {
        // Arrange
        InetAddress addr = mock(InetAddress.class);
        when(addr.getHostName()).thenReturn(hostname);
        UniAddress ua = new UniAddress(addr);
        // Act
        String called = ua.firstCalledName();
        // Assert

        // Default constructor
    }

    /** The CRUD operation mode for this form. */
    @ValidateTypeFailure
    public Integer crudMode;

    /** The hostname of the file server (maximum 100 characters). */
    @Size(max = 100)
    public String hostname;

    /** The port number of the file server (0 to 2147483647). */
    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure
    public Integer port;

    }

    /**
     * The CRUD mode for the form.
     */
    @ValidateTypeFailure
    public Integer crudMode;

    /**
     * The hostname for the web authentication.
     */
    @Size(max = 100)
    public String hostname;

    /**
     * The port number for the web authentication.
     */
    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure

    throw UnsupportedOperationException(
      "clientBuilder.sslSocketFactory(SSLSocketFactory) not supported with BouncyCastle",
    )

  override fun configureTlsExtensions(
    sslSocket: SSLSocket,
    hostname: String?,
    protocols: List<@JvmSuppressWildcards Protocol>,
  ) {
    if (sslSocket is BCSSLSocket) {
      val sslParameters = sslSocket.parameters

      // Enable ALPN.

            false, false, false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnHostname = cci("hostname", "hostname", null, null, String.class, "hostname", null, false, false,
            false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);

            assertEquals("", mockEntry.getName(), "second call returns empty");
            assertEquals(" ", mockEntry.getName(), "third call returns space");

            verify(mockEntry, times(3)).getName();
        }
    }

            final int localPort, final String hostName, final boolean nonPooled) {
        return getSmbTransport(tc, address, port, localAddr, localPort, hostName, nonPooled, false);
    }

    @Override
    public SmbTransportImpl getSmbTransport(final CIFSContext tc, final Address address, int port, final InetAddress localAddr,
            final int localPort, final String hostName, final boolean nonPooled, final boolean forceSigning) {