}

  public void testInvalidateAll_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked("a");
      cache.getUnchecked("b");
      cache.getUnchecked("c");
      cache.invalidateAll();
      checkEmpty(cache);
    }
  }


  public void testEquals_null() {
    for (LoadingCache<Object, Object> cache : caches()) {
      assertThat(cache.equals(null)).isFalse();
    }
  }

      Key key = new Key(1);
      String value = key.toString();
      assertThat(cache.getUnchecked(key)).isSameInstanceAs(value);
      assertThat(cache.asMap().isEmpty()).isFalse();
      cache.invalidateAll();
      assertThat(cache.size()).isEqualTo(0);
      assertThat(cache.asMap().isEmpty()).isTrue();
      assertThat(cache.asMap().containsKey(key)).isFalse();
      assertThat(cache.asMap().containsValue(value)).isFalse();

                computationComplete.countDown();
              }
            })
        .start();

    // wait for the computingEntry to be created
    computationStarted.await();
    cache.invalidateAll();
    // let the computation proceed
    computingLatch.countDown();
    // don't check cache.size() until we know the get("b") call is complete
    computationComplete.await();

     * This forces the next access to reload configurations from the underlying services.
     */
    public void refresh() {
        crawlingConfigCache.invalidateAll();
    }

    /**
     * Stores a crawling configuration in the session-based storage with a unique identifier.
     * The generated session count ID combines the session ID with an incrementing counter.
     *

      localCache.put(key, value);
    }

    @Override
    public void invalidate(Object key) {
      checkNotNull(key);
      localCache.remove(key);
    }

    @Override
    public void invalidateAll() {
      localCache.clear();
    }

    @Override
    public long size() {
      return localCache.size();
    }

    @Override
    public ConcurrentMap<K, V> asMap() {

            .expireAfterAccess(1, MINUTES)
            .removalListener(listener)
            .ticker(ticker)
            .build();
    cache.put(1, 1);
    ticker.advance(10, MINUTES);
    cache.invalidateAll();

    assertThat(listener.poll().getCause()).isEqualTo(RemovalCause.EXPIRED);
  }

  private void runRemovalScheduler(
      LoadingCache<String, Integer> cache,

    public void invalidate(Object key) {
      checkNotNull(key);
      localCache.remove(key);
    }

    @Override
    public void invalidateAll(Iterable<?> keys) {
      localCache.invalidateAll(keys);
    }

    @Override
    public void invalidateAll() {
      localCache.clear();
    }

    @Override
    public long size() {
      return localCache.longSize();
    }