Method containsKey

guava/src/com/google/common/cache/LocalCache.java:4157–4165

(@Nullable Object key)

  }

  @Override
  public boolean containsKey(@Nullable Object key) {
    class="cm">// does not impact recency ordering
    if (key == null) {
      return false;
    }
    int hash = hash(key);
    return segmentFor(hash).containsKey(key, hash);
  }

  @Override
  public boolean containsValue(@Nullable Object value) {