new RemovalListener<Integer, AtomicInteger>() {
          @Override
          public void onRemoval(RemovalNotification<Integer, AtomicInteger> notification) {
            if (notification.wasEvicted()) {
              evictionCount.incrementAndGet();
              totalSum.addAndGet(notification.getValue().get());
            }
          }
        };

    CacheLoader<Integer, AtomicInteger> loader =

    // eviction

    @GuardedBy("this")
    void enqueueNotification(
        @Nullable K key, int hash, @Nullable V value, int weight, RemovalCause cause) {
      totalWeight -= weight;
      if (cause.wasEvicted()) {
        statsCounter.recordEviction();
      }
      if (map.removalNotificationQueue != DISCARDING_QUEUE) {
        RemovalNotification<K, V> notification = RemovalNotification.create(key, value, cause);