private static boolean isDurationBased(Method method) {
    Class<?>[] parameterTypes = method.getParameterTypes();
    return parameterTypes.length >= 1
        && parameterTypes[parameterTypes.length - 1] == Duration.class;
  }

  /** Determines whether the given method returns a boolean value. */
  private static boolean isBoolean(Method method) {
    return method.getReturnType() == boolean.class;
  }

  @get:JvmName("url") val url: HttpUrl,
  @get:JvmName("includeIPv6") val includeIPv6: Boolean,
  @get:JvmName("post") val post: Boolean,
  @get:JvmName("resolvePrivateAddresses") val resolvePrivateAddresses: Boolean,
  @get:JvmName("resolvePublicAddresses") val resolvePublicAddresses: Boolean,
) : Dns {
  @Throws(UnknownHostException::class)
  override fun lookup(hostname: String): List<InetAddress> {

     */
    public static boolean isPublicStaticFinal(final int modifier) {
        return isPublic(modifier) && isStatic(modifier) && isFinal(modifier);
    }

    /**
     * Checks if the specified modifier is public.
     *
     * @param modifier
     *            the modifier to check
     * @return true if public, false otherwise
     */
    public static boolean isPublic(final int modifier) {

    }

    public void test_booleanMethodsReturnConsistentValues() {
        // Test that boolean methods return consistent values across multiple calls
        boolean firstNullsSuppressed = provider.isNullsSuppressed();
        boolean secondNullsSuppressed = provider.isNullsSuppressed();
        boolean thirdNullsSuppressed = provider.isNullsSuppressed();

        assertEquals(firstNullsSuppressed, secondNullsSuppressed);

        assertEquals("1", Boolean.TRUE, BooleanConversionUtil.toBoolean(Integer.valueOf(1)));
        assertEquals("2", Boolean.FALSE, BooleanConversionUtil.toBoolean(Integer.valueOf(0)));
        assertEquals("3", Boolean.FALSE, BooleanConversionUtil.toBoolean("0"));
        assertEquals("4", Boolean.TRUE, BooleanConversionUtil.toBoolean("1"));
        assertEquals("5", Boolean.TRUE, BooleanConversionUtil.toBoolean("2"));

  fun connectionConnectionClosed(connection: RealConnection)

  fun noNewExchanges(connection: RealConnection)

  fun doExtensiveHealthChecks(): Boolean

  fun isCanceled(): Boolean

  fun candidateConnection(): RealConnection?

  fun proxySelectStart(url: HttpUrl)

  fun proxySelectEnd(
    url: HttpUrl,
    proxies: List<Proxy>,
  )

public class SingleValueIterator<E> implements Iterator<E> {

    /** The only value returned by the iterator. */
    protected final E value;

    /** {@literal true} if the iterator has more elements. */
    protected boolean hasNext = true;

    /**
     * Returns an {@link Iterable} that wraps a {@link SingleValueIterator} for use in a for-each statement.
     *
     * @param <E> the element type

fun String.canParseAsIpAddress(): Boolean = VERIFY_AS_IP_ADDRESS.matches(this)

/**
 * Returns true if the length is not valid for DNS (empty or greater than 253 characters), or if any
 * label is longer than 63 characters. Trailing dots are okay.
 */
internal fun String.containsInvalidLabelLengths(): Boolean {
  if (length !in 1..253) return true

  var labelStart = 0
  while (true) {

  public @Nullable E pollLast() {
    return delegate.pollLast();
  }

  @Override
  public boolean remove(Object object) {
    return delegate.remove(checkValid(object));
  }

  @Override
  public boolean removeAll(Collection<?> c) {
    return delegate.removeAll(c);
  }

  @Override
  public boolean retainAll(Collection<?> c) {
    return delegate.retainAll(c);
  }

  @Override

    @Nullable
    InputStream getInputStream();

    @Nullable
    Reader getReader();

    @Nullable
    Transformer getTransformer();

    boolean isStrict();

    @Nullable
    String getModelId();

    @Nullable
    String getLocation();

    boolean isAddDefaultEntities();

    interface Transformer {
        /**
         * Interpolate the value read from the xml document
         *