sslSocket.enabledProtocols =
        arrayOf(
          TlsVersion.SSL_3_0.javaName,
          TlsVersion.TLS_1_1.javaName,
          TlsVersion.TLS_1_2.javaName,
          TlsVersion.TLS_1_3.javaName,
        )
    } else {
      sslSocket.enabledProtocols =
        arrayOf(
          TlsVersion.SSL_3_0.javaName,
          TlsVersion.TLS_1_1.javaName,
          TlsVersion.TLS_1_2.javaName,

 */
enum class TlsVersion(
  @get:JvmName("javaName") val javaName: String,
) {
  TLS_1_3("TLSv1.3"), // 2016.
  TLS_1_2("TLSv1.2"), // 2008.
  TLS_1_1("TLSv1.1"), // 2006.
  TLS_1_0("TLSv1"), // 1999.
  SSL_3_0("SSLv3"), // 1996.
  ;

  @JvmName("-deprecated_javaName")
  @Deprecated(
    message = "moved to val",
    replaceWith = ReplaceWith(expression = "javaName"),
    level = DeprecationLevel.ERROR,
  )

    assertThat(retryTlsHandshake(retryableException)).isTrue()
  }

  @Test fun someFallbacksSupported() {
    val sslV3 =
      ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
        .tlsVersions(TlsVersion.SSL_3_0)
        .build()
    val routePlanner = factory.newRoutePlanner(client)
    val route = factory.newRoute()
    val connectionSpecs = listOf(ConnectionSpec.MODERN_TLS, ConnectionSpec.COMPATIBLE_TLS, sslV3)

 */
class Handshake internal constructor(
  /**
   * Returns the TLS version used for this connection. This value wasn't tracked prior to OkHttp
   * 3.0. For responses cached by preceding versions this returns [TlsVersion.SSL_3_0].
   */
  @get:JvmName("tlsVersion") val tlsVersion: TlsVersion,
  /** Returns the cipher suite used for the connection. */
  @get:JvmName("cipherSuite") val cipherSuite: CipherSuite,

          val tlsVersion =
            if (!source.exhausted()) {
              TlsVersion.forJavaName(source.readUtf8LineStrict())
            } else {
              TlsVersion.SSL_3_0
            }
          handshake = Handshake.get(tlsVersion, cipherSuite, peerCertificates, localCertificates)
        } else {
          handshake = null
        }
      }
    }

    non-null `TlsVersion`. Cache responses persisted prior to OkHttp 3.0 did not
    store a TLS version; for these unknown values the handshake is defaulted to
    `TlsVersion.SSL_3_0`.

 *  New: Upgrade to Okio 1.13.0.

     ```xml
     <dependency>
       <groupId>com.squareup.okio</groupId>
       <artifactId>okio</artifactId>
       <version>1.13.0</version>
     </dependency>

	public fun toString ()Ljava/lang/String;
}

public final class okhttp3/TlsVersion : java/lang/Enum {
	public static final field Companion Lokhttp3/TlsVersion$Companion;
	public static final field SSL_3_0 Lokhttp3/TlsVersion;
	public static final field TLS_1_0 Lokhttp3/TlsVersion;
	public static final field TLS_1_1 Lokhttp3/TlsVersion;
	public static final field TLS_1_2 Lokhttp3/TlsVersion;