private fun findAndroidPlatform(): Platform {
      AndroidLog.enable()
      return Android10Platform.buildIfSupported() ?: AndroidPlatform.buildIfSupported()!!
    }

    private fun findJvmPlatform(): Platform {
      if (isConscryptPreferred) {
        val conscrypt = ConscryptPlatform.buildIfSupported()

        if (conscrypt != null) {
          return conscrypt
        }
      }

import okhttp3.internal.platform.Jdk9Platform.Companion.buildIfSupported
import okhttp3.testing.PlatformRule
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

class Jdk9PlatformTest {
  @RegisterExtension
  val platform = PlatformRule()

  @Test
  fun buildsWhenJdk9() {
    platform.assumeJdk9()
    assertThat(buildIfSupported()).isNotNull()
  }

  @Test

/** Android 5 to 9 (API 21 to 28). */
@SuppressSignatureCheck
class AndroidPlatform : Platform() {
  private val socketAdapters =
    listOfNotNull(
      StandardAndroidSocketAdapter.buildIfSupported(),
      DeferredSocketAdapter(AndroidSocketAdapter.playProviderFactory),
      // Delay and Defer any initialisation of Conscrypt and BouncyCastle
      DeferredSocketAdapter(ConscryptSocketAdapter.factory),

    assumeTrue(System.getProperty("java.specification.version") == "1.8")
    platform.assumeJettyBootEnabled()
    assertThat(buildIfSupported()).isNotNull()
  }

  @Test
  fun testNotBuildWithOther() {
    assumeFalse(System.getProperty("java.specification.version") == "1.8")
    assertThat(buildIfSupported()).isNull()
  }

    AndroidCertificateChainCleaner.buildIfSupported(trustManager) ?: super.buildCertificateChainCleaner(trustManager)

  companion object {
    val isSupported: Boolean = isAndroid && Build.VERSION.SDK_INT >= 29

    fun buildIfSupported(): Platform? = if (isSupported) Android10Platform() else null
  }

/**
 * Base Android reflection based SocketAdapter for the built in Android SSLSocket.
 *
 * It's assumed to always be present with known class names on Android devices, so we build
 * optimistically via [buildIfSupported].  But it also doesn't assume a compile time API.
 */
class StandardAndroidSocketAdapter(
  sslSocketClass: Class<in SSLSocket>,
  private val sslSocketFactoryClass: Class<in SSLSocketFactory>,

      other.trustManager === this.trustManager

  override fun hashCode(): Int = System.identityHashCode(trustManager)

  companion object {
    @SuppressSignatureCheck
    fun buildIfSupported(trustManager: X509TrustManager): AndroidCertificateChainCleaner? {
      val extensions =
        try {
          X509TrustManagerExtensions(trustManager)
        } catch (iae: IllegalArgumentException) {

      return listOfNotNull(
        DeferredSocketAdapter(ConscryptSocketAdapter.factory),
        DeferredSocketAdapter(AndroidSocketAdapter.factory("org.conscrypt")),
        StandardAndroidSocketAdapter.buildIfSupported("org.conscrypt"),
      )
    }
  }

      assertThat(it.handshake!!.tlsVersion).isEqualTo(TlsVersion.TLS_1_3)
    }
  }

  @Test
  fun testBuildIfSupported() {
    val actual = OpenJSSEPlatform.buildIfSupported()
    assertThat(actual).isNotNull()
  }

  private fun enableTls() {
    // Generate a self-signed cert for the server to serve and the client to trust.

        Class.forName("org.bouncycastle.jsse.provider.BouncyCastleJsseProvider", false, javaClass.classLoader)

        true
      } catch (_: ClassNotFoundException) {
        false
      }

    fun buildIfSupported(): BouncyCastlePlatform? = if (isSupported) BouncyCastlePlatform() else null
  }