return this;
        }

        public RequestOptionCall<DeleteRequestBuilder> deleteOption() {
            return deleteOption;
        }
    }

    @FunctionalInterface
    public interface RequestOptionCall<OP> {
        void callback(OP op);
    }

```Python hl_lines="1  7-13  19"
{!../../docs_src/dataclasses/tutorial002.py!}
```

A dataclass será automaticamente convertida para uma dataclass Pydantic.

Dessa forma, seu esquema aparecerá na interface de documentação da API:

<img src="/img/tutorial/dataclasses/image01.png">

## Dataclasses em Estruturas de Dados Aninhadas

    } // -- InputLocation merge( InputLocation, InputLocation, java.util.Collection )

    /**
     * Class StringFormatter.
     *
     * @version $Revision$ $Date$
     */
    public interface StringFormatter {

        // -----------/
        // - Methods -/
        // -----------/

        /**
         * Method toString.
         */
        String toString(InputLocation location);

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Se stai sviluppando un'app <abbr title="Command Line Interface (interfaccia della riga di comando)">CLI</abbr> da usare nel terminale invece che una web API, ti consigliamo <a href="https://typer.tiangolo.com/" class="external-link" target="_blank">**Typer**</a>.

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;

/**
 * Service used to interact with the end user.
 *
 * @since 4.0.0
 */
@Experimental
public interface Prompter extends Service {
    /**
     * Prompts the user for a string.
     *
     * @param message the message to display to the user
     * @return the string entered by the user

 * @see org.apache.maven.api.Project#getPackaging()
 * @see org.apache.maven.api.model.Model#getPackaging()
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface Packaging extends ExtensibleEnum {
    /**
     * The packaging id.
     */
    @Nonnull
    String id();

    /**
     * The language of this packaging.
     */
    @Nonnull

 * </p>
 *
 * @since 4.0.0
 */
@Experimental
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
@Inherited
public @interface Mojo {
    /**
     * goal name (required).
     * @return the goal name
     */
    @Nonnull
    String name();

    /**
     * default phase to bind your mojo.
     * @return the default phase

import java.io.Reader;
import java.util.Map;

import org.apache.maven.artifact.repository.metadata.Metadata;

/**
 * Handles deserialization of metadata from some kind of textual format like XML.
 *
 */
public interface MetadataReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code

 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services.xml.SettingsXmlFactory} instead
 */
@Deprecated(since = "4.0.0")
public interface SettingsReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code

 *
 * @since 3.3.0
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services.xml.ToolchainsXmlFactory} instead
 */
@Deprecated(since = "4.0.0")
public interface ToolchainsReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code