CountingSupplier countingSupplier = new CountingSupplier();
    Supplier<Integer> memoizedSupplier = Suppliers.memoize(countingSupplier);
    assertThat(memoizedSupplier.toString()).isEqualTo("Suppliers.memoize(CountingSupplier)");
    checkMemoize(countingSupplier, memoizedSupplier);
    // Calls to the original memoized supplier shouldn't affect its copy.
    Object unused = memoizedSupplier.get();
    assertThat(memoizedSupplier.toString())

    CountingSupplier countingSupplier = new CountingSupplier();
    Supplier<Integer> memoizedSupplier = Suppliers.memoize(countingSupplier);
    assertThat(memoizedSupplier.toString()).isEqualTo("Suppliers.memoize(CountingSupplier)");
    checkMemoize(countingSupplier, memoizedSupplier);
    // Calls to the original memoized supplier shouldn't affect its copy.
    Object unused = memoizedSupplier.get();
    assertThat(memoizedSupplier.toString())

        break;
      case TERMINATED:
      case FAILED:
        throw new AssertionError();
    }
  }

  private void enqueueFailedEvent(final State from, final Throwable cause) {
    // can't memoize this one due to the exception
    listeners.enqueue(
        new ListenerCallQueue.Event<Listener>() {
          @Override
          public void call(Listener listener) {
            listener.failed(from, cause);

        break;
      case TERMINATED:
      case FAILED:
        throw new AssertionError();
    }
  }

  private void enqueueFailedEvent(final State from, final Throwable cause) {
    // can't memoize this one due to the exception
    listeners.enqueue(
        new ListenerCallQueue.Event<Listener>() {
          @Override
          public void call(Listener listener) {
            listener.failed(from, cause);

 * memorized and kept as long as supplier instance is kept open.
 * <p>
 * This class is not thread safe and must be used from one thread only, while the constructed {@link RepositorySystem}
 * is thread safe.
 * <p>
 * Important: Given the instance of supplier memorizes the supplier {@link RepositorySystem} instance it supplies,

 * memorized and kept as long as supplier instance is kept open.
 * <p>
 * This class is not thread safe and must be used from one thread only, while the constructed {@link RepositorySystem}
 * is thread safe.
 * <p>
 * Important: Given the instance of supplier memorizes the supplier {@link RepositorySystem} instance it supplies,

Ce "attendre quelque chose d'autre" fait généralement référence à des opérations <abbr title="Input/Output ou Entrées et Sorties ">I/O</abbr> qui sont relativement "lentes" (comparées à la vitesse du processeur et de la mémoire RAM) telles qu'attendre que :

* de la donnée soit envoyée par le client à travers le réseau
* de la donnée envoyée depuis votre programme soit reçue par le client à travers le réseau