assertThrows(
        IllegalArgumentException.class, () -> Reflection.newProxy(Object.class, X_RETURNER));
  }

  private static final InvocationHandler X_RETURNER =
      new InvocationHandler() {
        @Override
        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
          return "x";
        }
      };

  private static int classesInitialized = 0;

 * @author Jared Levy
 * @since 2.0
 */
@GwtCompatible
public final class HashMultiset<E extends @Nullable Object> extends AbstractMapBasedMultiset<E> {

  /** Creates a new, empty {@code HashMultiset} using the default initial capacity. */
  public static <E extends @Nullable Object> HashMultiset<E> create() {
    return create(ObjectCountHashMap.DEFAULT_SIZE);
  }

  /**

                            }
                        },
                        "type": "object",
                        "title": "HTTPValidationError",
                    },
                    "ValidationError": {
                        "properties": {
                            "ctx": {"title": "Context", "type": "object"},
                            "input": {"title": "Input"},
                            "loc": {

        setAvailable_GreaterThan(available, null);
    }

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

  }

  @Override
  public boolean contains(@Nullable Object obj) {
    if (!(obj instanceof EndpointPair)) {
      return false;
    }
    EndpointPair<?> endpointPair = (EndpointPair<?>) obj;

    if (graph.isDirected() != endpointPair.isOrdered()) {
      return false;
    }

    if (graph.isDirected()) {
      Object source = endpointPair.source();
      Object target = endpointPair.target();

        } catch (XMLStreamException e) {
            throw new XmlPullParserException(e.getMessage(), null, e);
        }
    }

    /**
     *
     * @param reader a reader object.
     * @param strict a strict object.
     * @throws IOException IOException if any.
     * @throws XmlPullParserException XmlPullParserException if
     * any.
     * @return Model
     */

import static com.google.common.util.concurrent.Internal.toNanosSaturated;
import static com.google.common.util.concurrent.SneakyThrows.sneakyThrow;
import static java.util.Objects.requireNonNull;
import static java.util.concurrent.Executors.defaultThreadFactory;
import static java.util.concurrent.Executors.unconfigurableExecutorService;

        if (str == null) {
            return null;
        }
        return new String[] { str };
    }

    protected LocalDateTime toLocalDateTime(Object value) {
        return DfTypeUtil.toLocalDateTime(value);
    }

    protected Date toDate(Object value) {
        return DfTypeUtil.toDate(value);
    }

    protected SearchHits getSearchHits(final SearchResponse response) {

        final Map<String, Object> doc = new HashMap<>();
        doc.put("url", "http://example.com");

        final DocBoostMatcher matcher = new DocBoostMatcher() {
            @Override
            public boolean match(Map<String, Object> map) {
                return true;
            }

            @Override
            public float getValue(Map<String, Object> map) {
                return 2.5f;

        for (final Map.Entry<Object, Object> entry : System.getProperties().entrySet()) {
            itemList.add(createItem(entry.getKey(), entry.getValue()));
        }
        return itemList;
    }

    /**
     * Gets a list of Fess-specific configuration properties as key-value pairs.
     *
     * @param fessConfig the Fess configuration object
     * @return list of Fess property items
     */