throw UnsupportedOperationException()
    }

    override fun pushPromise(
      streamId: Int,
      associatedStreamId: Int,
      headerBlock: List<Header>,
    ) {
      this.type = Http2.TYPE_PUSH_PROMISE
      this.streamId = streamId
      this.associatedStreamId = associatedStreamId
      this.headerBlock = headerBlock
    }

    override fun alternateService(
      streamId: Int,

      weight: Int,
      exclusive: Boolean,
    )

    /**
     * HTTP/2 only. Receive a push promise header block.
     *
     * A push promise contains all the headers that pertain to a server-initiated request, and a
     * `promisedStreamId` to which response frames will be delivered. Push promise frames are sent
     * as a part of the response to `streamId`.
     *

        flags = FLAG_ACK,
      )
      sink.flush()
    }
  }

  /**
   * HTTP/2 only. Send a push promise header block.
   *
   * A push promise contains all the headers that pertain to a server-initiated request, and a
   * `promisedStreamId` to which response frames will be delivered. Push promise frames are sent as
   * a part of the response to `streamId`. The `promisedStreamId` has a priority of one greater than

    ```

4. Tag the release and push to GitHub.

    ```
    git commit -am "Prepare for release $RELEASE_VERSION."
    git tag -a parent-$RELEASE_VERSION -m "Version $RELEASE_VERSION"
    git push && git push --tags
    ```

5. Wait for [GitHub Actions][github_actions] to start the publish job.

6. Prepare for ongoing development and push to GitHub.

    ```
    sed -i "" \

        val segmentHasTrailingSlash = pathSegmentDelimiterOffset < limit
        push(input, i, pathSegmentDelimiterOffset, segmentHasTrailingSlash, true)
        i = pathSegmentDelimiterOffset
        if (segmentHasTrailingSlash) i++
      }
    }

    /** Adds a path segment. If the input is ".." or equivalent, this pops a path segment. */
    private fun push(
      input: String,
      pos: Int,
      limit: Int,

  fun size(): Int = Integer.bitCount(set)

  // TODO: honor this setting.
  fun getEnablePush(defaultValue: Boolean): Boolean {
    val bit = 1 shl ENABLE_PUSH
    return if (bit and set != 0) values[ENABLE_PUSH] == 1 else defaultValue
  }

  fun getMaxConcurrentStreams(): Int {
    val bit = 1 shl MAX_CONCURRENT_STREAMS
    return if (bit and set != 0) values[MAX_CONCURRENT_STREAMS] else Int.MAX_VALUE

              override fun contentLength(): Long = postBytes.size.toLong()

              override fun writeTo(sink: BufferedSink) {
                sink.write(postBytes) // push bytes into the stream's buffer
                sink.flush() // Http2Connection.writeData subject to write window
                sink.close() // Http2Connection.writeData empty frame
              }
            },

    internal var throttlePeriodNanos: Long

    var socketPolicy: SocketPolicy

    internal var bodyDelayNanos: Long

    internal var headersDelayNanos: Long

    /** The streams the server will push with this response. */
    val pushPromises: MutableList<PushPromise>

    val settings: Settings

    constructor() {
      this.inTunnel = false
      this.informationalResponses = mutableListOf()

HSPLokio/RealBufferedSource;->select(Lokio/Options;)I
HSPLokio/RealBufferedSource;->skip(J)V
HSPLokio/Segment;-><init>()V
HSPLokio/Segment;-><init>([BIIZZ)V
HSPLokio/Segment;->pop()Lokio/Segment;
HSPLokio/Segment;->push(Lokio/Segment;)Lokio/Segment;
HSPLokio/Segment;->writeTo(Lokio/Segment;I)V
HSPLokio/SegmentPool;-><clinit>()V
HSPLokio/SegmentPool;-><init>()V
HSPLokio/SegmentPool;->firstRef()Ljava/util/concurrent/atomic/AtomicReference;

 * future frames won't arrive on the stream ID.
 */
interface PushObserver {
  /**
   * Describes the request that the server intends to push a response for.
   *
   * @param streamId server-initiated stream ID: an even number.
   * @param requestHeaders minimally includes `:method`, `:scheme`, `:authority`,
   * and `:path`.
   */
  fun onRequest(