.addEqualityGroup(BloomFilter.create(byteArrayFunnel(), 200, 0.01))
        .addEqualityGroup(BloomFilter.create(byteArrayFunnel(), 200, 0.02))
        .addEqualityGroup(BloomFilter.create(unencodedCharsFunnel(), 100, 0.01))
        .addEqualityGroup(BloomFilter.create(unencodedCharsFunnel(), 100, 0.02))
        .addEqualityGroup(BloomFilter.create(unencodedCharsFunnel(), 200, 0.01))

    override fun contentLength(): Long = contentLength?.toLongOrDefault(-1L) ?: -1L

    override fun source(): BufferedSource = bodySource
  }

  companion object {
    private const val VERSION = 201105
    private const val ENTRY_METADATA = 0
    private const val ENTRY_BODY = 1
    private const val ENTRY_COUNT = 2

    @JvmStatic
    fun key(url: HttpUrl): String =
      url
        .toString()