protected FessConfig fessConfig;

    /**
     * Creates a new instance of DuplicateHostService.
     * This constructor initializes the service for managing duplicate host configuration operations
     * including CRUD operations and search functionality.
     */
    public DuplicateHostService() {
        super();
    }

    /**
     * Retrieves a paginated list of duplicate host configurations based on search criteria.

religion, sexual orientation, socioeconomic status, and technical ability. We will not tolerate
discrimination based on any of the protected characteristics above, including participants with
disabilities.

Reporting Issues
----------------

If you experience or witness unacceptable behavior — or have any other concerns — please report it by

      purge:
          # retainVersions: 0 # (default) delete all versions of the object. This option is the fastest.
          # retainVersions: 5 # keep the latest 5 versions of the object including delete markers.

  notify:
    endpoint: https://notify.endpoint # notification endpoint to receive job completion status
    token: Bearer xxxxx # optional authentication token for the notification endpoint
  
  retry:

    //                                                                      Search Execute
    //                                                                      ==============

    /**
     * Retrieves system information including bug report, environment, Fess properties, and system properties.
     *
     * @return JSON response containing system information
     */
    // GET /api/admin/systeminfo
    @Execute

import org.lastaflute.web.ruts.process.ActionRuntime;
import org.opensearch.core.action.ActionListener;

import jakarta.annotation.Resource;

/**
 * Admin action for maintenance operations including reindexing, log management,
 * and system diagnostics.
 */
public class AdminMaintenanceAction extends FessAdminAction {

    /**
     * Default constructor for AdminMaintenanceAction.
     */

     */
    RECURSIVE_TREE,

    /**
     * Cache only file attributes but not content
     */
    METADATA_ONLY,

    /**
     * Cache complete directory listing including all metadata
     */
    FULL_ENUMERATION

# Incluyendo WSGI - Flask, Django, otros { #including-wsgi-flask-django-others }

Puedes montar aplicaciones WSGI como viste con [Sub Aplicaciones - Mounts](sub-applications.md){.internal-link target=_blank}, [Detrás de un Proxy](behind-a-proxy.md){.internal-link target=_blank}.

Para eso, puedes usar `WSGIMiddleware` y usarlo para envolver tu aplicación WSGI, por ejemplo, Flask, Django, etc.

## Usando `WSGIMiddleware` { #using-wsgimiddleware }

/**
 * Form class for editing elevate word configurations in the admin interface.
 * This form extends CreateForm to include fields necessary for updating existing elevate word entries,
 * including tracking information for optimistic locking and audit trails.
 * Elevate words are used to boost specific documents in search results when certain keywords are matched.
 *
 */
public class EditForm extends CreateForm {

/**
 * Form class for editing request header configurations in the admin interface.
 * This form extends CreateForm to include fields necessary for updating existing request header entries,
 * including tracking information for optimistic locking and audit trails.
 * Request headers are used to customize HTTP requests sent during web crawling operations.
 *
 */
public class EditForm extends CreateForm {

    /**

///

## A database dependency with `yield` { #a-database-dependency-with-yield }

For example, you could use this to create a database session and close it after finishing.

Only the code prior to and including the `yield` statement is executed before creating a response:

{* ../../docs_src/dependencies/tutorial007_py39.py hl[2:4] *}

The yielded value is what is injected into *path operations* and other dependencies: