*     return myServer;
 *   }
 *
 *   @Override
 *   public void close() throws IOException {
 *     serverSocket.close();
 *   }
 * }
 * }
 *
 * <p id="cleaner">Here is how you might achieve the same thing using {@link java.lang.ref.Cleaner
 * Cleaner}, if you are using a Java version where that is available:
 *
 * {@snippet :
 * public class MyServer implements Closeable {

    int removes = frequency(asList(stimuli), remove);
    if ((!features.contains(IteratorFeature.SUPPORTS_REMOVE) && removes > 1)
        || (stimuli.length >= 5 && removes > 2)) {
      // removes are the most expensive thing to test, since they often throw exceptions with stack
      // traces, so we test them a bit less aggressively
      return;
    }

     * crc2 = int2
     * crc3 = int3
     *
     * ...so we set crc0 so that computeForWord(crc0) = -1 and xoring it with the first int
     * gives us the desired result.  computeForWord(0) == 0, so all the others do the right thing.
     */
    private int crc0 = INVERSE_COMPUTE_FOR_WORD_OF_ALL_1S;
    private int crc1 = 0;
    private int crc2 = 0;
    private int crc3 = 0;

    @Override
    protected void process(ByteBuffer bb) {

     * parts other than the last may begin with a digit (for example, "3com.com"). It's important to
     * disallow an initial digit in the last part; it's the only thing that stops an IPv4 numeric
     * address like 127.0.0.1 from looking like a valid domain name.
     */

    if (isFinalPart && DIGIT_MATCHER.matches(part.charAt(0))) {
      return false;
    }

 *       things for people integrating them in TCK test suites.
 *   <li>As a convenience, the {@code main} of this class (JSR166TestCase) runs all JSR166 unit
 *       tests.
 * </ul>
 */
@SuppressWarnings({
  // We call threadUnexpectedException, which does the right thing for errors.
  "AssertionFailureIgnored",

   * even for funny strings composed by (possibly unmatched, and mostly illegal) surrogate
   * characters. (But doesn't test that they do the right thing - just their consistency).
   */
  private static void assertHashStringWithSurrogatesEquivalence(
      HashFunction hashFunction, Random random) {
    int size = random.nextInt(8) + 1;
    char[] chars = new char[size];

   * even for funny strings composed by (possibly unmatched, and mostly illegal) surrogate
   * characters. (But doesn't test that they do the right thing - just their consistency).
   */
  private static void assertHashStringWithSurrogatesEquivalence(
      HashFunction hashFunction, Random random) {
    int size = random.nextInt(8) + 1;
    char[] chars = new char[size];

   */
  private static int chooseNextSelection(
      int[] allRequired, int requiredFrom, int requiredTo, int from, int to) {
    if (requiredFrom == requiredTo) {
      return requiredFrom; // only one thing to choose, so choose it
    }

    // Find the center and round down. The true center is either centerFloor or halfway between
    // centerFloor and centerFloor + 1.
    int centerFloor = (from + to) >>> 1;

        }
    }
    throw new AssertionError("impossible");
  }

  /**
   * Returns the closest representable {@code long} to the absolute value of {@code x}.
   *
   * <p>This is the same thing as the true absolute value of {@code x} except in the case when
   * {@code x} is {@link Long#MIN_VALUE}, in which case this returns {@link Long#MAX_VALUE}. (Note

    testServerPrematureDisconnect(TransferKind.CHUNKED)
  }

  @Test
  fun serverDisconnectsPrematurelyWithNoLengthHeaders() {
    // Intentionally empty. This case doesn't make sense because there's no
    // such thing as a premature disconnect when the disconnect itself
    // indicates the end of the data stream.
  }

  private fun testServerPrematureDisconnect(transferKind: TransferKind) {