*/
    public static Long toLong(final Object o) {
        return toLong(o, null);
    }

    /**
     * Converts the given object to a {@link Long}.
     *
     * @param o
     *            the object to convert
     * @param pattern
     *            the pattern string
     * @return the converted {@link Long}
     */
    public static Long toLong(final Object o, final String pattern) {

    val constructed = (tagAndClass and 0b0010_0000) == 0b0010_0000
    val tag =
      when (val tag0 = tagAndClass and 0b0001_1111) {
        0b0001_1111 -> readVariableLengthLong()
        else -> tag0.toLong()
      }

    // Read the length.
    val length0 = source.readByte().toInt() and 0xff
    val length =
      when {
        length0 == 0b1000_0000 -> {

   * @param divisor the divisor (denominator)
   * @throws ArithmeticException if divisor is 0
   */
  public static int divide(int dividend, int divisor) {
    return (int) (toLong(dividend) / toLong(divisor));
  }

  /**
   * Returns dividend % divisor, where the dividend and divisor are treated as unsigned 32-bit
   * quantities.
   *

    // Get frame length, optionally reading from follow-up bytes if indicated by special values.
    frameLength = (b1 and B1_MASK_LENGTH).toLong()
    if (frameLength == PAYLOAD_SHORT.toLong()) {
      frameLength = (source.readShort() and 0xffff).toLong() // Value is unsigned.
    } else if (frameLength == PAYLOAD_LONG.toLong()) {
      frameLength = source.readLong()
      if (frameLength < 0L) {
        throw ProtocolException(

    val responseBodySize = 8 * 1024 * 1024 // 8 MiB.
    server.enqueue(
      MockResponse()
        .setBody(Buffer().write(ByteArray(responseBodySize)))
        .throttleBody((64 * 1024).toLong(), 125, TimeUnit.MILLISECONDS),
    ) // 500 Kbps
    server.start()
    val call =
      client.newCall(
        Request
          .Builder()
          .url(server.url("/"))
          .build(),

  // 3. successful network response
  // 4. successful stale cached GET response
  // 5. unsuccessful response
  @Test
  fun usesCache() {
    val cache = Cache(cacheFs, "cache".toPath(), (100 * 1024).toLong())
    val cachedClient = bootstrapClient.newBuilder().cache(cache).build()
    val cachedDns = buildLocalhost(cachedClient, false)

    repeat(2) {
      server.enqueue(
        dnsResponse(

        responseHeadersBuilder.removeAll(SENT_MILLIS)
        responseHeadersBuilder.removeAll(RECEIVED_MILLIS)
        sentRequestMillis = sendRequestMillisString?.toLong() ?: 0L
        receivedResponseMillis = receivedResponseMillisString?.toLong() ?: 0L
        responseHeaders = responseHeadersBuilder.build()

        if (url.isHttps) {
          val blank = source.readUtf8LineStrict()
          if (blank.isNotEmpty()) {

        val lowercaseHeader = header.lowercase(Locale.US)
        if (contentLength == -1L && lowercaseHeader.startsWith("content-length:")) {
          contentLength = header.substring(15).trim().toLong()
        }
        if (lowercaseHeader.startsWith("transfer-encoding:") &&
          lowercaseHeader.substring(18).trim() == "chunked"
        ) {
          chunked = true
        }
      }

import static com.google.common.primitives.UnsignedInts.INT_MASK;
import static com.google.common.primitives.UnsignedInts.compare;
import static com.google.common.primitives.UnsignedInts.toLong;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import java.math.BigInteger;

  }

internal infix fun Byte.and(mask: Int): Int = toInt() and mask

internal infix fun Short.and(mask: Int): Int = toInt() and mask