@GwtCompatible
public interface MapDifference<K extends @Nullable Object, V extends @Nullable Object> {
  /**
   * Returns {@code true} if there are no differences between the two maps; that is, if the maps are
   * equal.
   */
  boolean areEqual();

  /**
   * Returns an unmodifiable map containing the entries from the left map whose keys are not present
   * in the right map.
   */
  Map<K, V> entriesOnlyOnLeft();

  /**

  private final Mac prototype;

  @SuppressWarnings("Immutable") // keys are immutable, but not provably so
  private final Key key;

  private final String toString;
  private final int bits;
  private final boolean supportsClone;

  MacHashFunction(String algorithmName, Key key, String toString) {
    this.prototype = getMac(algorithmName, key);
    this.key = checkNotNull(key);
    this.toString = checkNotNull(toString);

                sb.append("]");
                return sb.toString();
            }

            private static <T> boolean addToStringField(
                    StringBuilder sb, T o, Function<T, Boolean> p, String n, boolean w) {
                if (!p.apply(o)) {
                    if (w) {
                        sb.append(", ");
                    } else {

  private @Nullable ImmutableCollection<? extends ListenableFuture<? extends InputT>> futures;

  private final boolean allMustSucceed;
  private final boolean collectsValues;

  AggregateFuture(
      ImmutableCollection<? extends ListenableFuture<? extends InputT>> futures,
      boolean allMustSucceed,
      boolean collectsValues) {
    super(futures.size());
    this.futures = checkNotNull(futures);

   */
  public MonitorBasedArrayBlockingQueue(int capacity, boolean fair) {
    if (capacity <= 0) throw new IllegalArgumentException();
    this.items = newEArray(capacity);
    monitor = new Monitor(fair);
    notEmpty =
        new Monitor.Guard(monitor) {
          @Override
          public boolean isSatisfied() {
            return count > 0;
          }
        };
    notFull =

 */
public class TestFileWagon extends FileWagon {
    private TestTransferListener testTransferListener;
    private boolean insideGet;

    @Deprecated
    protected void getTransfer(Resource resource, File destination, InputStream input, boolean closeInput, int maxSize)
            throws TransferFailedException {
        addTransfer("getTransfer " + resource.getName());

  }

  @CanIgnoreReturnValue
  @Override
  public boolean set(@ParametricNullness V value) {
    return super.set(value);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean setException(Throwable throwable) {
    return super.setException(throwable);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean setFuture(ListenableFuture<? extends V> future) {
    return super.setFuture(future);

        return name
    }

    PropertyMetaData getMetaData() {
        return metaData
    }

    boolean isDeprecated() {
        return metaData.deprecated && !referringClass.deprecated
    }

    boolean isIncubating() {
        return metaData.incubating || metaData.ownerClass.incubating
    }

    boolean isReplaced() {
        return metaData.replaced
    }

    @Override
    String getReplacement() {

@JvmField
internal val UTC: TimeZone = TimeZone.getTimeZone("GMT")!!

internal fun threadFactory(
  name: String,
  daemon: Boolean,
): ThreadFactory =
  ThreadFactory { runnable ->
    Thread(runnable, name).apply {
      isDaemon = daemon
    }
  }

internal fun HttpUrl.toHostHeader(includeDefaultPort: Boolean = false): String {
  val host =
    if (":" in host) {
      "[$host]"
    } else {
      host
    }

    if (result != 0) {
      return result;
    }
    // same value. below comes before above
    return Boolean.compare(this instanceof AboveValue, that instanceof AboveValue);
  }

  C endpoint() {
    return endpoint;
  }

  @SuppressWarnings("unchecked") // catching CCE
  @Override
  public boolean equals(@Nullable Object obj) {
    if (obj instanceof Cut) {