import okio.Buffer
import okio.ByteString

/**
 * Encode and decode a model object like a [Long] or [Certificate] as DER bytes.
 */
internal interface DerAdapter<T> {
  /** Returns true if this adapter can read [header] in a choice. */
  fun matches(header: DerHeader): Boolean

  /**
   * Returns a value from this adapter.
   *
   * This must always return a value, though it doesn't necessarily need to consume data from

 *
 * ### Trust Manager Extraction
 *
 * Supported on Android 2.3+ and OpenJDK 7+. There are no public APIs to recover the trust
 * manager that was used to create an [SSLSocketFactory].
 *
 * Not supported by choice on JDK9+ due to access checks.
 *
 * ### Android Cleartext Permit Detection
 *
 * Supported on Android 6.0+ via `NetworkSecurityPolicy`.
 */
open class Platform {
  /** Prefix used on custom headers. */

            ?: throw ProtocolException("expected a value at $reader")

        val choice =
          choices.firstOrNull { it.matches(peekedHeader) }
            ?: throw ProtocolException(
              "expected a matching choice but was $peekedHeader at $reader",
            )

        return choice to choice.fromDer(reader)
      }

      override fun toDer(
        writer: DerWriter,

    attributeTypeAndValue.asSetOf().asSequenceOf()

  /**
   * ```
   * Name ::= CHOICE {
   *   -- only one possibility for now --
   *   rdnSequence  RDNSequence
   * }
   * ```
   */
  internal val name: DerAdapter<Pair<DerAdapter<*>, Any?>> =
    Adapters.choice(
      rdnSequence,
    )

  /**
   * ```
   * SubjectPublicKeyInfo ::= SEQUENCE  {

        derReader.readOctetString()
      }
    }.also { expected ->
      assertThat(expected).hasMessage("constructed octet strings not supported for DER")
    }
  }

  @Test fun `choice IP address`() {
    val bytes = "8704c0a80201".decodeHex()
    val localhost = InetAddress.getByName("192.168.2.1").address.toByteString()
    assertThat(CertificateAdapters.generalName.fromDer(bytes))

import java.net.ProtocolException

/**
 * Handles basic types that always use the same tag. This supports optional types and may set a type
 * hint for further adapters to process.
 *
 * Types like ANY and CHOICE that don't have a consistent tag cannot use this.
 */
internal data class BasicDerAdapter<T>(
  private val name: String,
  /** The tag class this adapter expects, or -1 to match any tag class. */
  val tagClass: Int,

import java.io.InterruptedIOException
import java.net.HttpURLConnection.HTTP_CLIENT_TIMEOUT
import java.net.HttpURLConnection.HTTP_MOVED_PERM
import java.net.HttpURLConnection.HTTP_MOVED_TEMP
import java.net.HttpURLConnection.HTTP_MULT_CHOICE
import java.net.HttpURLConnection.HTTP_PROXY_AUTH
import java.net.HttpURLConnection.HTTP_SEE_OTHER
import java.net.HttpURLConnection.HTTP_UNAUTHORIZED
import java.net.HttpURLConnection.HTTP_UNAVAILABLE

 */
@file:Suppress("ktlint:standard:filename")

package okhttp3.internal

import java.net.HttpURLConnection.HTTP_MOVED_PERM
import java.net.HttpURLConnection.HTTP_MOVED_TEMP
import java.net.HttpURLConnection.HTTP_MULT_CHOICE
import java.net.HttpURLConnection.HTTP_SEE_OTHER
import okhttp3.CacheControl
import okhttp3.Headers
import okhttp3.MediaType
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response

import okhttp3.Route
import okhttp3.internal.canParseAsIpAddress
import okhttp3.internal.immutableListOf
import okhttp3.internal.toImmutableList

/**
 * Selects routes to connect to an origin server. Each connection requires a choice of proxy server,
 * IP address, and TLS mode. Connections may also be recycled.
 */
class RouteSelector(
  private val address: Address,
  private val routeDatabase: RouteDatabase,

import java.net.HttpURLConnection.HTTP_GONE
import java.net.HttpURLConnection.HTTP_MOVED_PERM
import java.net.HttpURLConnection.HTTP_MOVED_TEMP
import java.net.HttpURLConnection.HTTP_MULT_CHOICE
import java.net.HttpURLConnection.HTTP_NOT_AUTHORITATIVE
import java.net.HttpURLConnection.HTTP_NOT_FOUND
import java.net.HttpURLConnection.HTTP_NOT_IMPLEMENTED
import java.net.HttpURLConnection.HTTP_NO_CONTENT