return delegate().values();
  }

  @Override
  // A forwarding implementation can't do any better than the underlying object.
  @SuppressWarnings("UndefinedEquals")
  public boolean equals(@Nullable Object object) {
    return object == this || delegate().equals(object);
  }

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

    return delegate().values();
  }

  @Override
  // A forwarding implementation can't do any better than the underlying object.
  @SuppressWarnings("UndefinedEquals")
  public boolean equals(@Nullable Object object) {
    return object == this || delegate().equals(object);
  }

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

    assertEquals(Object.class, TypeToken.of(int[].class).getSupertype(Object.class).getType());
    assertEquals(int[][].class, TypeToken.of(int[][].class).getSupertype(int[][].class).getType());
    assertEquals(
        Object[].class, TypeToken.of(String[].class).getSupertype(Object[].class).getType());
    assertEquals(Object.class, TypeToken.of(String[].class).getSupertype(Object.class).getType());
  }

      return (K[]) new Object[length];
    }

    @SuppressWarnings("unchecked")
    @Override
    public V[] createValueArray(int length) {
      return (V[]) new Object[length];
    }

    @Override
    public TestSubjectGenerator<?> getInnerGenerator() {
      return generator;
    }
  }

  public static class InverseBiMapGenerator<K extends @Nullable Object, V extends @Nullable Object>

  public static boolean equal(@Nullable Object a, @Nullable Object b) {
    return java.util.Objects.equals(a, b);
  }

  /**
   * Generates a hash code for multiple values. The hash code is generated by calling {@link
   * Arrays#hashCode(Object[])}. Note that array arguments to this method, with the exception of a
   * single Object array, do not get any special handling; their hash codes are based on identity

/**
 * Abstract implementation of {@link InvocationHandler} that handles {@link Object#equals}, {@link
 * Object#hashCode} and {@link Object#toString}. For example:
 *
 * <pre>
 * class Unsupported extends AbstractInvocationHandler {
 *   protected Object handleInvocation(Object proxy, Method method, Object[] args) {
 *     throw new UnsupportedOperationException();
 *   }
 * }
 *

        });

    }

    /**
     * Begins statistics tracking for the specified crawler object.
     * Creates a new statistics object in the cache and starts timing.
     *
     * @param keyObj the crawler object to track (UrlQueue, StatsKeyObject, String, or Number)
     */
    public void begin(final Object keyObj) {
        getCacheKey(keyObj).ifPresent(key -> {
            try {

        // Test with boolean parameter
        Map<String, Object> booleanParams = new HashMap<>();
        booleanParams.put("boolean", true);
        assertNotNull(queryRescorer.evaluate(booleanParams));

        // Test with unknown parameter
        Map<String, Object> unknownParams = new HashMap<>();
        unknownParams.put("unknown", new Object());
        assertNull(queryRescorer.evaluate(unknownParams));
    }

  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof ImmutableSet
        && isHashCodeFast()
        && ((ImmutableSet<?>) object).isHashCodeFast()
        && hashCode() != object.hashCode()) {
      return false;
    }
    return Sets.equalsImpl(this, object);
  }

  @Override
  public int hashCode() {

This will only work with a versioned bucket, take a look at [Bucket Versioning Guide](https://docs.min.io/community/minio-object-store/administration/object-management/object-versioning.html) for more understanding.

### 3.1 Automatic removal of non current objects versions