byteCount: Long,
  ): Long =
    throw IllegalStateException(
      """
      |Unreadable ResponseBody! These Response objects have bodies that are stripped:
      | * Response.cacheResponse
      | * Response.networkResponse
      | * Response.priorResponse
      | * EventSourceListener
      | * WebSocketListener
      |(It is safe to call contentType() and contentLength() on these response bodies.)
      """.trimMargin(),
    )

   *  * [OkHttpClient.authenticator] must respond to an authorization challenge.
   *
   * @param networkResponse the intermediate response that may require a follow-up request.
   * @param nextRequest the follow-up request that will be made. Null if no follow-up will be made.
   */
  open fun followUpDecision(
    call: Call,
    networkResponse: Response,
    nextRequest: Request?,
  ) {
  }

      try (Response response = clientForCall.newCall(request).execute()) {
        if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

        System.out.println("    Network: " + (response.networkResponse() != null));
        System.out.println();
      }
    }
  }

  public static void main(String... args) throws Exception {
    new RewriteResponseCacheControl(new File("RewriteResponseCacheControl.tmp")).run();

  override fun retryDecision(
    call: Call,
    exception: IOException,
    retry: Boolean,
  ) {
    logWithTime("retryDecision")
  }

  override fun followUpDecision(
    call: Call,
    networkResponse: Response,
    nextRequest: Request?,
  ) {
    logWithTime("followUpDecision")
  }

  private fun logWithTime(message: String) {
    val startNs = startNs
    val timeMs =

    val message: String = response.message()
    val handshake: Handshake? = response.handshake()
    val headers: Headers = response.headers()
    val body: ResponseBody = response.body()
    val networkResponse: Response? = response.networkResponse()
    val cacheResponse: Response? = response.cacheResponse()
    val priorResponse: Response? = response.priorResponse()
    val cacheControl: CacheControl = response.cacheControl()

received followed by a cache hit or miss.  Critically in the cache hit scenario the server won’t send the response body.

The response will have non-null `cacheResponse` and `networkResponse`. The cacheResponse will be used as the top level
response only if the response code is HTTP/1.1 304 Not Modified.
 
 - CallStart
 - **CacheConditionalHit**
 - ConnectionAcquired
 - ... Standard Events...

    val body: ResponseBody = response.body
    val builder: Response.Builder = response.newBuilder()
    val redirect: Boolean = response.isRedirect
    val networkResponse: Response? = response.networkResponse
    val cacheResponse: Response? = response.cacheResponse
    val priorResponse: Response? = response.priorResponse
    val challenges: List<Challenge> = response.challenges()

    val exception: IOException,
    val retry: Boolean,
  ) : CallEvent()

  data class FollowUpDecision(
    override val timestampNs: Long,
    override val call: Call,
    val networkResponse: Response,
    val nextRequest: Request?,
  ) : CallEvent()

          println("Response 1 response:          $it")
          println("Response 1 cache response:    ${it.cacheResponse}")
          println("Response 1 network response:  ${it.networkResponse}")
          return@use it.body!!.string()
        }

        val response2Body = client.newCall(request).execute().use {
          if (!it.isSuccessful) throw IOException("Unexpected code $it")

          assertNotNull(it.networkResponse)

          assertEquals(3, it.cacheControl.maxAgeSeconds)
          assertTrue(it.cacheControl.isPublic)
        }

      client
        .newCall(request)
        .execute()
        .use {
          assertEquals(200, it.code)
          assertNotNull(it.cacheResponse)
          assertNull(it.networkResponse)
        }