Method keyFunction

corpus/java/training/guava/collect/Maps.java:105–108

()

  }

  @SuppressWarnings("unchecked")
  static <K> Function<Entry<K, ?>, K> keyFunction() {
    return (Function) EntryFunction.KEY;
  }

  @SuppressWarnings("unchecked")
  static <V> Function<Entry<?, V>, V> valueFunction() {