import java.io.FilterInputStream;
import java.io.IOException;
import java.io.InputStream;

/**
 * An {@link InputStream} that counts the number of bytes read.
 *
 * @author Chris Nokleberg
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class CountingInputStream extends FilterInputStream {

  private long count;
  private long mark = -1;

  /**

 * model inheritance.
 *
 * @deprecated use {@link org.apache.maven.api.services.ModelBuilder} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultModelUrlNormalizer implements ModelUrlNormalizer {

    private final UrlNormalizer urlNormalizer;

    @Inject
    public DefaultModelUrlNormalizer(UrlNormalizer urlNormalizer) {

Sie können auch `response_model=None` verwenden, um das Erstellen eines Responsemodells für diese *Pfadoperation* zu unterbinden. Sie könnten das tun wollen, wenn sie Dinge annotieren, die nicht gültige Pydantic-Felder sind. Ein Beispiel dazu werden Sie in einer der Abschnitte unten sehen.

## Dieselben Eingabedaten zurückgeben

 * provided by this class.
 *
 * @author James Sexton
 * @author Jens Nyman
 * @param <N> Node parameter type
 * @param <V> Value parameter type
 * @since 20.0
 */
@Beta
@Immutable(containerOf = {"N", "V"})
@SuppressWarnings("Immutable") // Extends StandardValueGraph but uses ImmutableMaps.
@ElementTypesAreNonnullByDefault

En este caso, `item_id` es declarado como un `int`.

/// check | Revisa

Esto te dará soporte en el editor dentro de tu función, con chequeo de errores, auto-completado, etc.

///

## <abbr title="también conocido en inglés como: serialization, parsing, marshalling">Conversión</abbr> de datos

/// note

Dans ce cas-là, **FastAPI** ne vérifiera pas le contenu de la liste.

Par exemple, `List[int]` vérifiera (et documentera) que la liste est bien entièrement composée d'entiers. Alors qu'un simple `list` ne ferait pas cette vérification.

///

## Déclarer des métadonnées supplémentaires

On peut aussi ajouter plus d'informations sur le paramètre.

    * Will have the next best performance, after Uvicorn. In fact, Starlette uses Uvicorn to run. So, it probably can only get "slower" than Uvicorn by having to execute more code.
    * But it provides you the tools to build simple web applications, with routing based on paths, etc.
    * If you are comparing Starlette, compare it against Sanic, Flask, Django, etc. Web frameworks (or microframeworks).
* **FastAPI**:

	// 248 is long enough to trigger the longer-than-248 checks in
	// fixLongPath, but short enough not to make a path component
	// longer than 255, which is illegal on Windows. (which
	// doesn't really matter anyway, since this is purely a string
	// function we're testing, and it's not actually being used to
	// do a system call)
	veryLong := "l" + strings.Repeat("o", 248) + "ng"
	for _, test := range []struct{ in, want string }{

/**
 * Exception thrown by {@link Interpolator} implementations when an error occurs during interpolation.
 * This can include syntax errors in variable placeholders or recursive variable references.
 *
 * @since 4.0.0
 */
@Experimental
public class InterpolatorException extends MavenException {

    @Serial
    private static final long serialVersionUID = -1219149033636851813L;

    /**

 * when pointing to a directory.
 *
 * @deprecated use {@link org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public interface ModelSource3 extends ModelSource2 {
    /**
     * Returns model source identified by a path relative to this model source POM. Implementation <strong>MUST</strong>