Method containsValueImpl

corpus/java/training/guava/collect/Maps.java:3533–3535

An implementation of Map#containsValue.

(Map<?, ?> map, @Nullable Object value)

   * An implementation of {@link Map#containsValue}.
   */
  static boolean containsValueImpl(Map<?, ?> map, @Nullable Object value) {
    return Iterators.contains(valueIterator(map.entrySet().iterator()), value);
  }

  /**
   * Implements {@code Collection.contains} safely for forwarding collections of