@SuppressWarnings("GoodTime")
  long getAccessTime();

  /** Sets the entry access time in ns. */
  @SuppressWarnings("GoodTime") // b/122668874
  void setAccessTime(long time);

  /** Returns the next entry in the access queue. */
  ReferenceEntry<K, V> getNextInAccessQueue();

  /** Sets the next entry in the access queue. */

      // TODO(fry): when we link values instead of entries this method can go
      // away, as can connectAccessOrder, nullifyAccessOrder.
      newEntry.setAccessTime(original.getAccessTime());

      connectAccessOrder(original.getPreviousInAccessQueue(), newEntry);
      connectAccessOrder(newEntry, original.getNextInAccessQueue());

      nullifyAccessOrder(original);
    }

    assertTrue(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));
    assertTrue(segment.containsValue(dummyValue));

    // expired
    dummy.setAccessTime(ticker.read() - 2);
    assertNull(segment.get(key, hash));
    assertFalse(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));
    assertFalse(segment.containsValue(dummyValue));
  }

    assertTrue(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));
    assertTrue(segment.containsValue(dummyValue));

    // expired
    dummy.setAccessTime(ticker.read() - 2);
    assertNull(segment.get(key, hash));
    assertFalse(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));
    assertFalse(segment.containsValue(dummyValue));
  }