A bright idea came into Alice's head.  `Is that the reason so
many tea-things are put out here?' she asked.

  `Yes, that's it,' said the Hatter with a sigh:  `it's always
tea-time, and we've no time to wash the things between whiles.'

  `Then you keep moving round, I suppose?' said Alice.

  `Exactly so,' said the Hatter:  `as the things get used up.'

    assertNull(segment.get(key, hash));

    // count == 0
    table.set(index, entry);
    assertNull(segment.get(key, hash));
    assertFalse(segment.containsKey(key, hash));
    assertFalse(segment.containsValue(value));

    // count == 1
    segment.count++;
    assertSame(value, segment.get(key, hash));
    assertTrue(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));

    assertNull(segment.get(key, hash));

    // count == 0
    table.set(index, entry);
    assertNull(segment.get(key, hash));
    assertFalse(segment.containsKey(key, hash));
    assertFalse(segment.containsValue(value));

    // count == 1
    segment.count++;
    assertSame(value, segment.get(key, hash));
    assertTrue(segment.containsKey(key, hash));
    assertTrue(segment.containsValue(value));

    if (key == null) {
      return null;
    }
    int hash = hash(key);
    return segmentFor(hash).get(key, hash);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  V get(K key, CacheLoader<? super K, V> loader) throws ExecutionException {
    int hash = hash(checkNotNull(key));
    return segmentFor(hash).get(key, hash, loader);
  }

  @CheckForNull

    if (key == null) {
      return null;
    }
    int hash = hash(key);
    return segmentFor(hash).get(key, hash);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  V get(K key, CacheLoader<? super K, V> loader) throws ExecutionException {
    int hash = hash(checkNotNull(key));
    return segmentFor(hash).get(key, hash, loader);
  }

  @CheckForNull

  A bright idea came into Alice's head.  `Is that the reason so
many tea-things are put out here?' she asked.

  `Yes, that's it,' said the Hatter with a sigh:  `it's always
tea-time, and we've no time to wash the things between whiles.'

  `Then you keep moving round, I suppose?' said Alice.

  `Exactly so,' said the Hatter:  `as the things get used up.'