override fun close() {
      closed = true
      delegate?.close() ?: run { source.close() }
    }
  }

  companion object {
    /** Empty response body with no content-type. Closing this response body does nothing. */
    @JvmField
    val EMPTY: ResponseBody = ByteString.EMPTY.toResponseBody()

    /**
     * Returns a new response body that transmits this string. If [contentType] is non-null and

			a.Offset = int64(r2)
			// Nothing may follow
			return
		}
		if p.arch.Family == sys.PPC64 {
			// Special form for PPC64: (R1+R2); alias for (R1)(R2).
			if prefix != 0 || scale != 0 {
				p.errorf("illegal address mode for register+register")
				return
			}
			a.Type = obj.TYPE_MEM
			a.Scale = 0
			a.Index = r2
			// Nothing may follow.
			return
		}
	}

     * been observed yet.
     */
    void markReady() {
      monitor.enter();
      try {
        if (!transitioned) {
          // nothing has transitioned since construction, good.
          ready = true;
        } else {
          // This should be an extremely rare race condition.
          List<Service> servicesInBadStates = new ArrayList<>();

     * been observed yet.
     */
    void markReady() {
      monitor.enter();
      try {
        if (!transitioned) {
          // nothing has transitioned since construction, good.
          ready = true;
        } else {
          // This should be an extremely rare race condition.
          List<Service> servicesInBadStates = new ArrayList<>();

                        state = 0;

                        break;

                    case 2:
                        if (contains(WHITE_SPACE, c)) {
                            // do nothing, eat all white spaces
                            state = 2;
                        } else if (contains(SEPARATORS, c)) {
                            // switch to the value parsing state

                        state = 0;

                        break;

                    case 2:
                        if (contains(WHITE_SPACE, c)) {
                            // do nothing, eat all white spaces
                            state = 2;
                        } else if (contains(SEPARATORS, c)) {
                            // switch to the value parsing state

      by You to the Licensor shall be under the terms and conditions of
      this License, without any additional terms or conditions.
      Notwithstanding the above, nothing herein shall supersede or modify
      the terms of any separate license agreement you may have executed
      with Licensor regarding such Contributions.

      by You to the Licensor shall be under the terms and conditions of
      this License, without any additional terms or conditions.
      Notwithstanding the above, nothing herein shall supersede or modify
      the terms of any separate license agreement you may have executed
      with Licensor regarding such Contributions.

      by You to the Licensor shall be under the terms and conditions of
      this License, without any additional terms or conditions.
      Notwithstanding the above, nothing herein shall supersede or modify
      the terms of any separate license agreement you may have executed
      with Licensor regarding such Contributions.

  val hpackWriter: Hpack.Writer = Hpack.Writer(out = hpackBuffer)

  @Throws(IOException::class)
  fun connectionPreface() {
    withLock {
      if (closed) throw IOException("closed")
      if (!client) return // Nothing to write; servers don't send connection headers!
      if (logger.isLoggable(FINE)) {
        logger.fine(format(">> CONNECTION ${CONNECTION_PREFACE.hex()}"))
      }
      sink.write(CONNECTION_PREFACE)
      sink.flush()