* Entries appear in the result {@code ImmutableBiMap} in encounter order.
   *
   * <p>If the mapped keys or values contain duplicates (according to {@link
   * Object#equals(Object)}), an {@code IllegalArgumentException} is thrown when the collection
   * operation is performed. (This differs from the {@code Collector} returned by {@link

  public Iterator<E> iterator() {
    return Multisets.iteratorImpl(this);
  }

  @Override
  public @Nullable Object[] toArray() {
    return standardToArray();
  }

  @Override
  @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
  public <T extends @Nullable Object> T[] toArray(T[] array) {
    return standardToArray(array);
  }

  @Override
  public String toString() {

   * href="http://gee.cs.oswego.edu/dl/html/StreamParallelGuidance.html">efficiently splittable</a>.
   * This may harm parallel performance.
   */
  @Beta
  public static <A extends @Nullable Object, B extends @Nullable Object, R extends @Nullable Object>
      Stream<R> zip(
          Stream<A> streamA, Stream<B> streamB, BiFunction<? super A, ? super B, R> function) {
    checkNotNull(streamA);
    checkNotNull(streamB);

 *         .filter(Client::isActiveInLastMonth)
 *         .transform(Object::toString)
 *         .limit(10)
 *         .toList();
 * }</pre>
 *
 * The approximate stream equivalent is:
 *
 * <pre>{@code
 * List<String> results =
 *     database.getClientList()
 *         .stream()
 *         .filter(Client::isActiveInLastMonth)
 *         .map(Object::toString)
 *         .limit(10)

    assertNull(new FreshValueGenerator().generateFresh(type));
  }

  private static void assertValueAndTypeEquals(Object expected, Object actual) {
    assertEquals(expected, actual);
    assertEquals(expected.getClass(), actual.getClass());
  }

{!../../docs_src/custom_response/tutorial007.py!}
```

#### Verwendung von `StreamingResponse` mit dateiähnlichen Objekten

Wenn Sie ein dateiähnliches (file-like) Objekt haben (z. B. das von `open()` zurückgegebene Objekt), können Sie eine Generatorfunktion erstellen, um über dieses dateiähnliche Objekt zu iterieren.

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (boostExpr != null) {
            addFieldToSource(sourceMap, "boostExpr", boostExpr);
        }
        if (createdBy != null) {

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {

    // required. These socket factories explicitly set the buffer sizes on sockets created.
    server = MockWebServer()
    server.serverSocketFactory =
      object : DelegatingServerSocketFactory(getDefault()) {
        @Throws(SocketException::class)
        override fun configureServerSocket(serverSocket: ServerSocket): ServerSocket {

    /**
     * オブジェクトをシリアライズできるかテストします。
     *
     * @param obj
     *            シリアライズ対象のオブジェクト。{@literal null}であってはいけません
     * @return シリアライズして復元したオブジェクト
     */
    public static Object serialize(final Object obj) {
        assertArgumentNotNull("obj", obj);

        final byte[] binary = fromObjectToBinary(obj);
        return fromBinaryToObject(binary);
    }

    /**
     * オブジェクトをbyteの配列に変換します。