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

    /**
     * Default constructor for AdminMaintenanceAction.
     */
    public AdminMaintenanceAction() {
        super();
    }

    /**
     * Role identifier for admin maintenance operations.
     */

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.maintenance;

import org.codelibs.fess.Constants;
import org.codelibs.fess.util.ComponentUtil;

import jakarta.validation.constraints.Size;

/**
 * The form for maintenance actions.
 */
public class ActionForm {
    /**
     * Default constructor.
     */
    public ActionForm() {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.maintenance;

import org.codelibs.fess.mylasta.action.FessMessages;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;

public class AdminMaintenanceActionTest extends UnitFessTestCase {

  maven-3.9.x should receive only serious bug fixes, as it is approaching EOL.

Backports are typically handled by maintainers; 
however, after agreement you may open a separate backport PR to the target maintenance branch.
-->

Following this checklist to help us incorporate your
contribution quickly and easily:

- [ ] Your pull request should address just one issue, without pulling in other changes.

    <jsp:include page="/WEB-INF/view/common/admin/sidebar.jsp">
        <jsp:param name="menuCategoryType" value="log"/>
        <jsp:param name="menuType" value="maintenance"/>
    </jsp:include>
    <main class="content-wrapper">
        <div class="content-header">
            <div class="container-fluid">
                <div class="row mb-2">
                    <div class="col-sm-6">

labels.menu_jobLog=Job Log
labels.menu_searchLog=Search Log
labels.menu_failure_url=Failure URL
labels.menu_search_list=Search
labels.menu_backup=Backup
labels.menu_access_token=Access Token
labels.menu_maintenance=Maintenance
labels.menu_related_content=Related Content
labels.menu_related_query=Related Query
labels.sidebar.placeholder_search=Search...
labels.menu_plugin=Plugin
labels.menu_storage=Storage
labels.sidebar.menu=Menu

labels.menu_jobLog=Job Log
labels.menu_searchLog=Search Log
labels.menu_failure_url=Failure URL
labels.menu_search_list=Search
labels.menu_backup=Backup
labels.menu_access_token=Access Token
labels.menu_maintenance=Maintenance
labels.menu_related_content=Related Content
labels.menu_related_query=Related Query
labels.sidebar.placeholder_search=Search...
labels.menu_plugin=Plugin
labels.menu_storage=Storage
labels.sidebar.menu=Menu

import jakarta.annotation.PreDestroy;

/**
 * Helper for inter-instance coordination via OpenSearch.
 * Provides heartbeat registration, distributed operation locking, and event notification
 * to prevent concurrent execution of maintenance operations across multiple Fess instances.
 */
public class CoordinatorHelper {

    private static final Logger logger = LogManager.getLogger(CoordinatorHelper.class);

online.help.name.accesstoken=accesstoken
# Online help key for suggest.
online.help.name.suggest=suggest
# Online help key for search log.
online.help.name.searchlog=searchlog
# Online help key for maintenance.
online.help.name.maintenance=maintenance
# Online help key for plugin.
online.help.name.plugin=plugin
# Online help key for storage.
online.help.name.storage=storage

# Supported languages for online help.

    /** The key of the message: Access Token */
    public static final String LABELS_menu_access_token = "{labels.menu_access_token}";

    /** The key of the message: Maintenance */
    public static final String LABELS_menu_maintenance = "{labels.menu_maintenance}";

    /** The key of the message: Related Content */