c.isSurrogate() -> {
            val low = (if (i + 1 < limit) this[i + 1] else '\u0000')
            if (c.isLowSurrogate() || !low.isLowSurrogate()) {
              '?'.code
            } else {
              i++
              0x010000 + (c.code and 0x03ff shl 10 or (low.code and 0x03ff))
            }
          }

          else -> c.code
        }
      i++
    }
    return result
  }

          TYPE_VALID -> 120
          TYPE_DISALLOWED -> 121
          else -> error("unexpected type: $type")
        }
  }

  data class Inline1(
    override val rangeStart: Int,
    private val mappedTo: ByteString,
  ) : MappedRange {
    val b1: Int
      get() {
        val b3bit8 = mappedTo[0] and 0x80 != 0
        return if (b3bit8) 123 else 122
      }

    val b2: Int
      get() = mappedTo[0] and 0x7f

    sink: BufferedSink,
  ): Boolean {
    val index =
      mappings.binarySearch {
        when {
          it.sourceCodePoint1 < codePoint -> -1
          it.sourceCodePoint0 > codePoint -> 1
          else -> 0
        }
      }

    // Code points must be in 0..0x10ffff.
    require(index in mappings.indices) { "unexpected code point: $codePoint" }

    val mapping = mappings[index]
    var result = true

          cookies.addAll(decodeHeaderAsJavaNetCookies(url, header))
        }
      }
    }

    return if (cookies != null) {
      Collections.unmodifiableList(cookies)
    } else {
      emptyList()
    }
  }

  /**
   * Convert a request header to OkHttp's cookies via [HttpCookie]. That extra step handles
   * multiple cookies in a single request header, which [Cookie.parse] doesn't support.

          if (lineEnd != -1L) {
            // Skip the line and newline
            source.skip(lineEnd)
            source.select(options)
          } else {
            return false // No more newlines.
          }
        }

        else -> throw AssertionError()
      }
    }
  }

  @Throws(IOException::class)
  private fun completeEvent(
    id: String?,
    type: String?,

    url: HttpUrl,
    cookies: List<Cookie>,
  ) {
    responseCookies.add(cookies)
  }

  override fun loadForRequest(url: HttpUrl): List<Cookie> {
    return if (requestCookies.isEmpty()) emptyList() else requestCookies.removeFirst()
  }

        var end: Long
        if (outFramesIterator.hasNext()) {
          nextOutFrame = outFramesIterator.next()
          end = nextOutFrame.start
          truncated = false
        } else {
          end = outBytes.size.toLong()
          truncated = nextOutFrame.truncated
        }

        // Write a frame.
        val length = (end - start).toInt()

    return EventSource.Factory { request, listener ->
      val actualRequest =
        if (request.header("Accept") == null) {
          request.newBuilder().addHeader("Accept", "text/event-stream").build()
        } else {
          request
        }

      RealEventSource(actualRequest, listener).apply {
        connect(callFactory)
      }
    }
  }

  @JvmStatic
  fun processResponse(
    response: Response,

  }

  override fun select(uri: URI): List<Proxy> {
    // Don't handle 'socket' schemes, which the RI's Socket class may request (for SOCKS).
    return if (uri.scheme == "http" || uri.scheme == "https") proxies else listOf(Proxy.NO_PROXY)
  }

  override fun connectFailed(
    uri: URI,
    sa: SocketAddress,
    ioe: IOException,
  ) {
  }

  override fun hashCode(): Int {
    var result = 0
    result = 31 * result + tagClass
    result = 31 * result + tag.toInt()
    result = 31 * result + (if (constructed) 0 else 1)
    result = 31 * result + length.toInt()
    result = 31 * result + bytes.hashCode()
    return result
  }