K castKey = (K) key;

      alertListenerIfPresent(castKey, value.getValue(), RemovalCause.EXPIRED);
      cachingHashMap.remove(key);
      return null;
    }
  }

  private V getOrLoad(K key) throws ExecutionException {
    V value = get(key);
    if (value != null) {
      return value;
    }
    return load(key);
  }

  @SuppressWarnings("GoodTime") // timestamps as numeric primitives

            }
          };
      LocalCache<String, String> cache = makeLocalCache(builder, loader);

      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");

      ticker.advance(10, MILLISECONDS); // so that the next call will trigger refresh
      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");
      reloadStarted.await();
      ticker.advance(500, MILLISECONDS); // so that the entry expires during the reload

            }
          };
      LocalCache<String, String> cache = makeLocalCache(builder, loader);

      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");

      ticker.advance(10, MILLISECONDS); // so that the next call will trigger refresh
      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");
      reloadStarted.await();
      ticker.advance(500, MILLISECONDS); // so that the entry expires during the reload

  @Override
  @CheckForNull
  public V getOrDefault(@CheckForNull Object key, @CheckForNull V defaultValue) {
    V result = get(key);
    return (result != null) ? result : defaultValue;
  }

  V getOrLoad(K key) throws ExecutionException {
    return get(key, defaultLoader);
  }

  ImmutableMap<K, V> getAllPresent(Iterable<?> keys) {
    int hits = 0;
    int misses = 0;