super.processCleanupCrawling(objs);
        if (objs.length > 1 && objs[1] instanceof final UrlQueue<?> urlQueue) {
            ComponentUtil.getCrawlerStatsHelper().done(urlQueue);
        }
    }

    @Override
    protected void processProcessChildUrlByException(final Object... objs) {
        super.processProcessChildUrlByException(objs);

    return Iterables.transform(
        cartesianProduct,
        new Function<List<Optional<?>>, List<Object>>() {
          @Override
          public List<Object> apply(List<Optional<?>> objs) {
            return Lists.transform(objs, OPTIONAL_TO_NULLABLE);
          }
        });
  }

  private CacheBuilder<Object, Object> createCacheBuilder(
      @Nullable Integer concurrencyLevel,

     *
     * @param obj the object
     * @return the hash code or 0
     */
    public static int hashCode(final Object obj) {
        return obj == null ? 0 : obj.hashCode();
    }

    /**
     * Returns the string representation of the specified object, or null if the object is null.
     *
     * @param obj the object
     * @return the string representation or null
     */

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        @SuppressWarnings("unchecked")
        final Tuple3<T1, T2, T3> other = (Tuple3<T1, T2, T3>) obj;
        if (value1 == null) {

    }

    @Override
    public int hashCode() {
      return identity().hashCode();
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof DummyHandler) {
        DummyHandler that = (DummyHandler) obj;
        return identity().equals(that.identity());
      } else {
        return false;
      }
    }

    private DummyProxy identity() {

    /**
     * Tests if the object can be serialized.
     *
     * @param obj the object to be serialized (must not be {@literal null})
     * @return the deserialized object
     */
    public static Object serialize(final Object obj) {
        assertArgumentNotNull("obj", obj);

        final byte[] binary = fromObjectToBinary(obj);
        return fromBinaryToObject(binary);
    }

    /**

    public void test_register_complexObject() {
        RenderData data = new RenderData();

        ComplexObject obj = new ComplexObject();
        obj.setValue("complex value");

        RenderDataUtil.register(data, "complex", obj);

        Object result = data.getDataMap().get("complex");
        assertEquals(obj, result); // Non-entity objects are registered as-is
    }

    public void test_register_arrayList() {

    private final AnInterface i;

    public HasAnInterface(AnInterface i) {
      this.i = i;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof HasAnInterface) {
        HasAnInterface that = (HasAnInterface) obj;
        return i.equals(that.i);
      } else {
        return false;
      }
    }

    @Override
    public int hashCode() {

     *
     * @param obj the object to calculate size for
     * @return estimated size in bytes
     */
    public static long sizeOf(final Object obj) {
        if (obj == null) {
            return 0L;
        }
        if (obj instanceof String) {
            return ((String) obj).length() + 56L;
        }
        if (obj instanceof Number) {
            return 24L;
        }

      typeSignature = new TypeSignature(method.getTypeParameters());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof MethodSignature) {
        MethodSignature other = (MethodSignature) obj;
        return name.equals(other.name)
            && parameterTypes.equals(other.parameterTypes)
            && typeSignature.equals(other.typeSignature);
      }