Method discardingQueue

corpus/java/training/guava/cache/LocalCache.java:1061–1064

Queue that discards all elements.

()

   * Queue that discards all elements.
   */
  @SuppressWarnings("unchecked") // impl never uses a parameter or returns any non-null value
  static <E> Queue<E> discardingQueue() {
    return (Queue) DISCARDING_QUEUE;
  }

  /*
   * Note: All of this duplicate code sucks, but it saves a lot of memory. If only Java had mixins!