├── Constants.java             # Central application constants
├── app/
│   ├── web/                   # Controllers (Actions)
│   │   ├── base/              # Base action classes (FessBaseAction, FessAdminAction)
│   │   ├── admin/             # Admin controllers ({feature}/ with Action, Forms)
│   │   └── api/               # API controllers
│   ├── service/               # Business logic services
│   ├── pager/                 # Pagination handlers

     *
     * @param action the base action for validation operations
     * @param form the create form containing synonym data
     * @param hook the validation error hook for handling errors
     * @return OptionalEntity containing the created synonym item or empty if creation failed
     */
    public static OptionalEntity<SynonymItem> createSynonymItem(final FessBaseAction action, final CreateForm form,

    protected boolean thumbnailSupport;

    /**
     * Hook method called before action execution. Sets up search-related flags and
     * registers popular words if enabled.
     *
     * @param runtime the action runtime context
     * @return the action response, or null to continue with normal processing
     */
    @Override

import org.codelibs.fess.app.web.base.FessSearchAction;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;

/**
 * Action class for handling HTTP 429 Too Many Requests error pages.
 * This action displays error pages when the server is under high load.
 */
public class ErrorBusyAction extends FessSearchAction {

    /**
     * Default constructor for ErrorBusyAction.
     */

        }
        return hostname + ":" + pid;
    }

    /**
     * Sets up administrative HTML data for a given action.
     *
     * @param action  The action to set up data for.
     * @param runtime The action runtime.
     */
    public void setupAdminHtmlData(final TypicalAction action, final ActionRuntime runtime) {
        runtime.registerData("developmentMode", ComponentUtil.getSearchEngineClient().isEmbedded());

     *
     * @param runtime the action runtime
     */
    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameJoblog()));
    }

    /**
     * Returns the action role for this admin action.
     *
     * @return the role name
     */
    @Override

     *
     * @param runtime the action runtime
     */
    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameKeymatch()));
    }

    /**
     * Returns the action role for this admin action.
     *
     * @return the role name
     */

  }

  @Override
  K get(int index) {
    return map.entrySet().asList().get(index).getKey();
  }

  @Override
  public void forEach(Consumer<? super K> action) {
    checkNotNull(action);
    map.forEach((k, v) -> action.accept(k));
  }

  @Override
  boolean isPartialView() {
    return true;
  }

  // redeclare to help optimizers with b/310253115
  @SuppressWarnings("RedundantOverride")

 *
 * @param path Path to existing XML file
 * @param action Action to perform on parsed XML document
 * @param preface optional front matter to add after the XML declaration
 * but before the XML document, e.g. a doctype or comment
 */
void modifyXml(Object path, Action<? super Node> action, String preface = null) {
  Node xml = parseXml(path)
  action.execute(xml)

  File xmlFile = project.file(path)

	exportContentStrings := map[string]string{