reloadCount.incrementAndGet();
            return immediateFuture(new Object());
          }

          @Override
          public Map<Object, Object> loadAll(Iterable<?> keys) {
            loadAllCount.incrementAndGet();
            return ImmutableMap.of();
          }
        };

    assertThat(loadCount.get()).isEqualTo(0);
    assertThat(reloadCount.get()).isEqualTo(0);

 */
@Immutable
final class MacHashFunction extends AbstractHashFunction {

  @SuppressWarnings("Immutable") // cloned before each use
  private final Mac prototype;

  @SuppressWarnings("Immutable") // keys are immutable, but not provably so
  private final Key key;

  private final String toString;
  private final int bits;
  private final boolean supportsClone;

   |   Based on the toolchain-configuration in the pom.xml Maven will search for
   |   matching <provides/> configuration. You can decide for yourself which key-value
   |   pairs to use. Often used keys are 'version', 'vendor' and 'arch'. By default
   |   the version has a special meaning. If you configured in the pom.xml '1.5'
   |   Maven will search for 1.5 and above.
   |

/**
 * A {@link MapIteratorCache} that adds additional caching. In addition to the caching provided by
 * {@link MapIteratorCache}, this structure caches values for the two most recently retrieved keys.
 *
 * @author James Sexton
 */
final class MapRetrievalCache<K, V> extends MapIteratorCache<K, V> {
  // See the note about volatile in the superclass.
  private transient volatile @Nullable CacheEntry<K, V> cacheEntry1;

// validPAXRecord reports whether the key-value pair is valid where each
// record is formatted as:
//
//	"%d %s=%s\n" % (size, key, value)
//
// Keys and values should be UTF-8, but the number of bad writers out there
// forces us to be a more liberal.
// Thus, we only reject all keys with NUL, and only reject NULs in values
// for the PAX version of the USTAR string fields.
// The key must not contain an '=' character.

        Smb2LeaseKey key2 = new Smb2LeaseKey(testBytes2);

        assertEquals(key1.hashCode(), key2.hashCode());
    }

    @Test
    @DisplayName("Should generate different random keys")
    void testRandomKeyUniqueness() {
        Smb2LeaseKey key1 = new Smb2LeaseKey();
        Smb2LeaseKey key2 = new Smb2LeaseKey();

        assertNotEquals(key1, key2);

      new SipHashFunction(2, 4, 0x0706050403020100L, 0x0f0e0d0c0b0a0908L);

  // The number of compression rounds.
  private final int c;
  // The number of finalization rounds.
  private final int d;
  // Two 64-bit keys (represent a single 128-bit key).
  private final long k0;
  private final long k1;

  /**
   * @param c the number of compression rounds (must be positive)

  @Override
  Map<K, Collection<V>> createAsMap() {
    return Maps.filterKeys(unfiltered.asMap(), keyPredicate);
  }

  @Override
  Multiset<K> createKeys() {
    return Multisets.filter(unfiltered.keys(), keyPredicate);
  }

second_user_data = {
    "id": 4,
    "name": "Mary",
    "joined": "2018-11-30",
}

my_second_user: User = User(**second_user_data)
```

/// info

`**second_user_data` means:

Pass the keys and values of the `second_user_data` dict directly as key-value arguments, equivalent to: `User(id=4, name="Mary", joined="2018-11-30")`

///

### Editor support { #editor-support }

    CacheTesting.drainRecencyQueues(cache);
    assertThat(keySet).containsExactly(5, 6, 7, 8, 9, 10, 11, 12);
  }

  private static void getAll(LoadingCache<Integer, Integer> cache, List<Integer> keys) {
    for (int i : keys) {
      cache.getUnchecked(i);
    }
  }

  private Object objectWithHash(int hash) {
    return new Object() {
      @Override
      public int hashCode() {
        return hash;