"title": "Items",
                        "required": ["items"],
                        "type": "object",
                        "properties": {
                            "items": {
                                "title": "Items",
                                "type": "object",
                                "additionalProperties": {"type": "integer"},
                            }
                        },

   */
  static boolean safeRemove(Collection<?> collection, @Nullable Object object) {
    checkNotNull(collection);
    try {
      return collection.remove(object);
    } catch (ClassCastException | NullPointerException e) {
      return false;
    }
  }

  static class FilteredCollection<E extends @Nullable Object> extends AbstractCollection<E> {
    final Collection<E> unfiltered;

  @Override
  public ImmutableMap<R, Map<C, V>> rowMap() {
    // Casts without copying.
    return ImmutableMap.copyOf(rowMap);
  }

  @Override
  public @Nullable V get(@Nullable Object rowKey, @Nullable Object columnKey) {
    Integer rowIndex = rowKeyToIndex.get(rowKey);
    Integer columnIndex = columnKeyToIndex.get(columnKey);
    return ((rowIndex == null) || (columnIndex == null)) ? null : values[rowIndex][columnIndex];

    @Override
    public E remove() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove();
    }

    @Override
    public boolean remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove(object);
    }

    @Override
    public @Nullable E peek() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.peek();
    }

    @Override

    }

    @Override
    protected List<String> getIdList(final Map<String, Object> body) {
        String response = checkGetMethod(body, getListEndpointSuffix()).asString();
        List<Object> objList = JsonPath.from(response).getList(getJsonPath() + "." + getIdKey());
        List<String> ret = new ArrayList<>();
        for (Object obj : objList) {
            ret.add(obj.toString());
        }
        return ret;
    }

  }

  static final class ImmediateFailedFuture<V extends @Nullable Object> extends TrustedFuture<V> {
    ImmediateFailedFuture(Throwable thrown) {
      setException(thrown);
    }
  }

  static final class ImmediateCancelledFuture<V extends @Nullable Object> extends TrustedFuture<V> {
    static final @Nullable ImmediateCancelledFuture<Object> INSTANCE =

                        "type": "object",
                        "properties": {"item": {"$ref": "#/components/schemas/Item"}},
                    },
                    "ValidationError": {
                        "title": "ValidationError",
                        "required": ["loc", "msg", "type"],
                        "type": "object",
                        "properties": {

     *
     * @param addDefaultEntities a addDefaultEntities object.
     */
    public void setAddDefaultEntities(boolean addDefaultEntities) {
        delegate.setAddDefaultEntities(addDefaultEntities);
    }

    /**
     * Method read.
     *
     * @param reader a reader object.
     * @param strict a strict object.
     * @return Metadata
     * @throws IOException            IOException if any.

        setEndTime_GreaterThan(endTime, null);
    }

    public void setEndTime_GreaterThan(Long endTime, ConditionOptionCall<RangeQueryBuilder> opLambda) {
        final Object _value = endTime;
        RangeQueryBuilder builder = regRangeQ("endTime", ConditionKey.CK_GREATER_THAN, _value);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

   * @throws IllegalArgumentException if {@code expectedSize} is negative
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      CompactHashMap<K, V> createWithExpectedSize(int expectedSize) {
    return new CompactHashMap<>(expectedSize);
  }

  private static final Object NOT_FOUND = new Object();

  /**
   * Maximum allowed false positive probability of detecting a hash flooding attack given random