String result = thumbnailJob.execute();

        assertNotNull(result);
        // The result should contain Session Id with the generated session ID
        assertNotNull(thumbnailJob.sessionId);
        assertTrue(result.contains("Session Id:"));

        // The test cannot actually start the process since it requires many dependencies
        // The execute method catches the exception and returns the session ID

import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.dict.synonym.SynonymFile;
import org.codelibs.fess.dict.synonym.SynonymItem;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;
import org.lastaflute.web.response.StreamResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin Synonym dictionary management.

import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.opensearch.config.exentity.RequestHeader;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin request header management.
 *
 */

import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.opensearch.config.exentity.WebAuthentication;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin web authentication management.
 *
 */

import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.opensearch.config.exentity.AccessToken;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

/**
 * API action for admin access token.
 *
 */
public class ApiAdminAccesstokenAction extends FessApiAdminAction {

    /**
     * Default constructor.

import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.opensearch.config.exentity.DataConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin data config.
 *
 */
public class ApiAdminDataconfigAction extends FessApiAdminAction {

    //                                                                             Execute
    //                                                                             =======
    /**
     * Show the index page.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();

import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.opensearch.config.exentity.FileConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin file configuration management.

     *
     * @param body upload form containing the CSV file
     * @return JSON response with upload status
     */
    @Execute
    public JsonResponse<ApiResult> put$upload(final UploadForm body) {
        validateApi(body, messages -> {});
        CommonPoolUtil.execute(() -> {
            try (Reader reader = new BufferedReader(new InputStreamReader(body.elevateWordFile.getInputStream(), getCsvEncoding()))) {

import org.codelibs.fess.exception.ResultOffsetExceededException;
import org.codelibs.fess.exception.StorageException;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;
import org.lastaflute.web.response.StreamResponse;

/**
 * Handles API requests for storage management in the Fess application.