getSubjectGenerator().create(mapEntry(k0(), v3()), mapEntry(k3(), v3()));
    Collection<V> getCollection = multimap().get(k0());
    int getCollectionSize = getCollection.size();
    assertTrue(multimap().putAll(source));
    assertEquals(getCollectionSize + 1, getCollection.size());
    assertContains(getCollection, v3());
  }

        getSubjectGenerator().create(mapEntry(k0(), v3()), mapEntry(k3(), v3()));
    Collection<V> getCollection = multimap().get(k0());
    int getCollectionSize = getCollection.size();
    assertTrue(multimap().putAll(source));
    assertEquals(getCollectionSize + 1, getCollection.size());
    assertContains(getCollection, v3());
  }

    delegate().invalidateAll(keys);
  }

  @Override
  public void invalidateAll() {
    delegate().invalidateAll();
  }

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

  @Override
  public CacheStats stats() {
    return delegate().stats();
  }

  @Override
  public ConcurrentMap<K, V> asMap() {
    return delegate().asMap();
  }

        Object writeReplace() {
      return super.writeReplace();
    }
  }

  ImmutableMapEntrySet() {}

  abstract ImmutableMap<K, V> map();

  @Override
  public int size() {
    return map().size();
  }

  @Override
  public boolean contains(@Nullable Object object) {
    if (object instanceof Entry) {
      Entry<?, ?> entry = (Entry<?, ?>) object;

import okio.Buffer
import okio.ForwardingSink
import okio.ForwardingSource
import okio.Sink
import okio.Socket
import okio.Source
import okio.buffer

/**
 * Transmits a single HTTP request and a response pair. This layers connection management and events
 * on [ExchangeCodec], which handles the actual I/O.
 */
class Exchange(
  internal val call: RealCall,
  internal val finder: ExchangeFinder,

Nunca almacenes contraseñas de usuarios en texto plano. Siempre almacena un "hash seguro" que puedas verificar luego.

Si no lo sabes, aprenderás qué es un "hash de contraseña" en los [capítulos de seguridad](security/simple-oauth2.md#password-hashing){.internal-link target=_blank}.

///

## Múltiples modelos { #multiple-models }

        int headerStart = 0;
        buildHeader(buf, headerStart, NtStatus.NT_STATUS_ACCESS_DENIED, 0x0001, 0x0L);

        int bodyStart = headerStart + Smb2Constants.SMB2_HEADER_LENGTH;
        // Error response structure: size(2)=9, errorContextCount(1), reserved(1), bc(4), errorData(bc)
        SMBUtil.writeInt2(9, buf, bodyStart);
        buf[bodyStart + 2] = 0x02; // errorContextCount
        buf[bodyStart + 3] = 0x00; // reserved

        derivedFeatures.add(feature);
      }
    }
    // add the intersection of CollectionSize.values() and mapFeatures
    for (CollectionSize size : CollectionSize.values()) {
      if (mapFeatures.contains(size)) {
        derivedFeatures.add(size);
      }
    }
    return derivedFeatures;
  }

  private static final class ReserializedMapGenerator<K, V> implements TestMapGenerator<K, V> {

    private final Iterable<T> master;
    private @Nullable List<T> targetList;

    PeekingIteratorTester(Collection<T> master) {
      super(master.size() + 3, MODIFIABLE, master, IteratorTester.KnownOrder.KNOWN_ORDER);
      this.master = master;
    }

    @Override
    protected Iterator<T> newTargetIterator() {
      // make copy from master to verify later

                Collections.addAll(list, elements);
                return new AbstractSequentialList<String>() {
                  @Override
                  public int size() {
                    return list.size();
                  }

                  @Override
                  public ListIterator<String> listIterator(int index) {
                    return list.listIterator(index);