Vous pouvez combiner `dataclasses` avec d'autres annotations de type, selon de nombreuses combinaisons, pour former des structures de données complexes.

Reportez‑vous aux annotations dans le code ci‑dessus pour voir plus de détails spécifiques.

## En savoir plus { #learn-more }

Ces outils nécessitent généralement des configurations plus complexes ainsi qu'un gestionnaire de queue de message, comme RabbitMQ ou Redis, mais ils permettent d'exécuter des tâches d'arrière-plan dans différents process, et surtout, sur plusieurs serveurs.

        assertEquals("\"\"\"end\"\"\"", result[2]);

        // Complex escaped scenario - only middle field gets unquoted (no internal quotes)
        value = "\"complex \"\"test\"\" value\",normal,\"another \"\"escaped\"\"\"";
        result = KuromojiCSVUtil.parse(value);
        assertEquals(3, result.length);
        assertEquals("\"complex \"test\" value\"", result[0]);
        assertEquals("normal", result[1]);

Dans presque n'importe quel framework, la gestion de la sécurité devient assez rapidement un sujet plutôt complexe.

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* Validate **complex structures**:
    * Use of hierarchical Pydantic models, Python `typing`’s `List` and `Dict`, etc.
    * And validators allow complex data schemas to be clearly and easily defined, checked and documented as JSON Schema.

        configParameters = "config.equation=a=b+c\nfield.xpath.complex=//div[@class='content']";
        result = ParameterUtil.createConfigParameterMap(configParameters);
        assertEquals("a=b+c", result.get(ConfigName.CONFIG).get("equation"));
        assertEquals("//div[@class='content']", result.get(ConfigName.XPATH).get("complex"));

        // Test with special characters in keys and values

# Tipos de dados extras { #extra-data-types }

Até agora, você tem usado tipos de dados comuns, tais como:

* `int`
* `float`
* `str`
* `bool`

Mas você também pode usar tipos de dados mais complexos.

E você ainda terá os mesmos recursos que viu até agora:

* Ótimo suporte do editor.
* Conversão de dados das requisições recebidas.
* Conversão de dados para os dados da resposta.
* Validação de dados.

        NtlmHttpURLConnection spiedConnection = spy(ntlmConnection);
        doNothing().when(spiedConnection).connect();
        // Mock the handshake process to do nothing complex
        mockResponse(HTTP_OK, "OK", null, null);

        // Act & Assert
        assertDoesNotThrow(() -> spiedConnection.getResponseCode());
        // Use reflection to verify handshake method is called

 * <p>
 * This annotation can be used on static methods to programmatically create and configure
 * beans that will be managed by the dependency injection container. It's particularly
 * useful when the bean creation requires complex logic or when the bean needs to be
 * configured based on runtime conditions.
 * <p>
 * Example usage:
 * <pre>
 * public class Providers {
 *     {@literal @}Provides
 *     {@literal @}Singleton