* the internal list.
   */
  @JvmStatic
  fun fragmentBuffer(buffer: Buffer): Buffer {
    // Write each byte into a new buffer, then clone it so that the segments are shared.
    // Shared segments cannot be compacted so we'll get a long chain of short segments.
    val result = Buffer()
    while (!buffer.exhausted()) {
      val box = Buffer()
      box.write(buffer, 1)
      result.write(box.copy(), 1)
    }
    return result

   *
   * If you're upgrading to OkHttp 4.6 and would like to retain the previous behavior, install this
   * as a **network interceptor**. It will strip the `Location` header of impacted responses to
   * prevent the redirect.
   *
   * ```
   * OkHttpClient client = client.newBuilder()
   *   .addNetworkInterceptor(new LegacyRedirectInterceptor())
   *   .build();
   * ```
   */

   *   o READ lines track accesses for LRU.
   *
   *   o REMOVE lines track entries that have been deleted.
   *
   * The journal file is appended to as cache operations occur. The journal may occasionally be
   * compacted by dropping redundant lines. A temporary file named "journal.tmp" will be used during
   * compaction; that file should be deleted if it exists when the cache is opened.
   */

  private val journalFile: Path

    val latch = CountDownLatch(1)

    override fun runOnce(): Long {
      latch.countDown()
      return -1L
    }
  }

  /** Adds [task] to run in [delayNanos]. Returns true if the coordinator is impacted. */
  internal fun scheduleAndDecide(
    task: Task,
    delayNanos: Long,
    recurrence: Boolean,
  ): Boolean {
    task.initQueue(this)

    val now = taskRunner.backend.nanoTime()

      call1.execute()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("timeout")
    }

    // Confirm that a subsequent request on the same connection is not impacted.
    val call2 = client.newCall(Request(server.url("/")))
    val response2 = call2.execute()
    assertThat(response2.body.string()).isEqualTo("A")

    // Confirm that the connection was reused.

  fun flush() {
    writer.flush()
  }

  /**
   * Degrades this connection such that new streams can neither be created locally, nor accepted
   * from the remote peer. Existing streams are not impacted. This is intended to permit an endpoint
   * to gracefully stop accepting new requests without harming previously established streams.
   */
  @Throws(IOException::class)
  fun shutdown(statusCode: ErrorCode) {