// ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    @Resource
    private ScheduledJobService scheduledJobService;
    @Resource
    private SchedulerPager schedulerPager;

    </default>
  </defaults>
  <classes>
    <class rootElement="true" xml.tagName="metadata" java.clone="deep">
      <name>Metadata</name>
      <version>1.0.0+</version>
      <fields>
        <field xml.attribute="true" xml.tagName="modelVersion">
          <name>modelVersion</name>
          <version>1.1.0+</version>
          <type>String</type>
          <description>The version of the underlying metadata model.</description>

#### Daten-„Schema“

Der Begriff „Schema“ kann sich auch auf die Form von Daten beziehen, wie z. B. einen JSON-Inhalt.

In diesem Fall sind die JSON-Attribute und deren Datentypen, usw. gemeint.

#### OpenAPI und JSON Schema

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    protected List<QueryBuilder> queryBuilderList;
    protected List<FieldSortBuilder> fieldSortBuilderList;

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    protected List<QueryBuilder> queryBuilderList;
    protected List<FieldSortBuilder> fieldSortBuilderList;

```

////

That extra info will be added as-is to the output **JSON Schema** for that model, and it will be used in the API docs.

//// tab | Pydantic v2

In Pydantic version 2, you would use the attribute `model_config`, that takes a `dict` as described in <a href="https://docs.pydantic.dev/latest/api/config/" class="external-link" target="_blank">Pydantic's docs: Configuration</a>.

    /**
     * Gets the root directory of the top project, which is the parent directory containing the {@code .mvn}
     * directory or a {@code pom.xml} file with the {@code root="true"} attribute.
     * If there's no such directory, an {@code IllegalStateException} will be thrown.
     *
     * @throws IllegalStateException if the root directory could not be found
     * @see #getTopDirectory()

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========

    // ===================================================================================

   |-->
  <servers>
    <!-- server
     | Specifies the authentication information to use when connecting to a particular server, identified by
     | a unique name within the system (referred to by the 'id' attribute below).
     |
     | NOTE: You should either specify username/password OR privateKey/passphrase, since these pairings are
     |       used together.
     |
    <server>
      <id>deploymentRepo</id>

    // Constant
    //
    private static final Logger logger = LogManager.getLogger(AdminSearchlistAction.class);

    // ===================================================================================
    // Attribute
    // =========

    @Resource
    protected SearchEngineClient searchEngineClient;

    @Resource
    protected QueryHelper queryHelper;

    @Resource
    protected SearchHelper searchHelper;