}
  }

  fun toX509Certificate(): X509Certificate {
    val data = CertificateAdapters.certificate.toDer(this)
    try {
      val certificateFactory = CertificateFactory.getInstance("X.509")
      val certificates = certificateFactory.generateCertificates(Buffer().write(data).inputStream())
      return certificates.single() as X509Certificate
    } catch (e: NoSuchElementException) {

import java.security.Principal
import java.security.cert.Certificate
import javax.net.ssl.SSLPeerUnverifiedException
import javax.net.ssl.SSLSession
import javax.net.ssl.SSLSessionContext
import javax.security.cert.X509Certificate

class FakeSSLSession(
  vararg val certificates: Certificate,
) : SSLSession {
  override fun getApplicationBufferSize(): Int = throw UnsupportedOperationException()

 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package okhttp3.internal.tls

import java.security.cert.Certificate
import java.security.cert.X509Certificate
import javax.net.ssl.SSLPeerUnverifiedException
import javax.net.ssl.X509TrustManager
import okhttp3.internal.platform.Platform

/**

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls;

import java.security.cert.X509Certificate;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

public class CertificatesJavaTest {
  @Test
  public void testRoundtrip() {
    String certificateString = ""

 * limitations under the License.
 */
package okhttp.android.test.letsencrypt

import android.os.Build
import assertk.assertThat
import assertk.assertions.isEqualTo
import java.security.cert.X509Certificate
import okhttp3.OkHttpClient
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.tls.HandshakeCertificates
import okhttp3.tls.decodeCertificatePem
import org.junit.jupiter.api.Tag

        override fun checkClientTrusted(
          x509Certificates: Array<X509Certificate>,
          s: String,
        ) {
        }

        override fun checkServerTrusted(
          x509Certificates: Array<X509Certificate>,
          s: String,
        ) {
        }

        override fun getAcceptedIssuers(): Array<X509Certificate> = arrayOf()
      }
    client =
      client
        .newBuilder()

import java.security.Principal
import java.security.cert.Certificate
import javax.net.ssl.SSLPeerUnverifiedException
import javax.net.ssl.SSLSession
import javax.net.ssl.SSLSessionContext
import javax.security.cert.X509Certificate

/** An [SSLSession] that delegates all calls.  */
abstract class DelegatingSSLSession(
  protected val delegate: SSLSession?,
) : SSLSession {
  override fun getId(): ByteArray = delegate!!.id

 */
package okhttp.android.test.sni

import android.os.Build
import android.util.Log
import assertk.assertThat
import assertk.assertions.contains
import assertk.assertions.isEqualTo
import java.security.cert.X509Certificate
import javax.net.ssl.SNIHostName
import javax.net.ssl.SNIServerName
import javax.net.ssl.SSLSocket
import javax.net.ssl.SSLSocketFactory
import okhttp3.DelegatingSSLSocketFactory
import okhttp3.Dns

 * limitations under the License.
 */
package okhttp3.internal.platform

import java.security.KeyStore
import java.security.Provider
import java.security.cert.X509Certificate
import javax.net.ssl.SSLContext
import javax.net.ssl.SSLSession
import javax.net.ssl.SSLSocket
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.TrustManager
import javax.net.ssl.TrustManagerFactory

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;

import okhttp3.OkHttpClient;
import okhttp3.Protocol;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.tls.HandshakeCertificates;
import org.junit.Test;
import org.junit.runner.RunWith;