name="search"
                                                    value="<la:message key="labels.crud_button_search" />">
                                                <i class="fa fa-search" aria-hidden="true"></i>
                                                <la:message key="labels.crud_button_search"/>

                                                    name="search"
                                                    value="<la:message key="labels.crud_button_search" />">
                                                <i class="fa fa-search" aria-hidden="true"></i>
                                                <la:message key="labels.crud_button_search"/>

import org.opensearch.search.aggregations.bucket.sampler.SamplerAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.SignificantTermsAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.TermsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.AvgAggregationBuilder;
import org.opensearch.search.aggregations.metrics.CardinalityAggregationBuilder;

        return childUrlSet.isEmpty() ? null : childUrlSet;
    }

    /**
     * Retrieves child URLs for a given document ID from the search engine index.
     * This method queries the search engine for child documents and extracts their URLs.
     *
     * @param searchEngineClient the search engine client to query
     * @param id the parent document ID to find children for

# CLAUDE.md - Fess Suggest Project Guide

> AI assistant guidance for the Fess Suggest project - a Java library providing intelligent search suggestions built on OpenSearch.

## Project Overview

**Fess Suggest** delivers auto-completion, search suggestions, and popular word analytics with multi-language support.

**Technology Stack:**
- Java 21+, Maven
- OpenSearch (provided dependency)
- Apache Lucene (query parsing, text analysis)

    /** System helper for user/group/role search operations */
    @Resource
    protected SystemHelper systemHelper;

    /**
     * Default constructor for PermissionHelper.
     * Initializes the permission helper with default configuration.
     */
    public PermissionHelper() {
        // Default constructor
    }

    /**
     * Encodes a permission string into a search role format.

import jakarta.servlet.ServletOutputStream;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

/**
 * API manager for search engine administrative operations.
 * Provides secure access to search engine APIs through authentication and token-based authorization.
 */
public class SearchEngineApiManager extends BaseApiManager {
    private static final String ADMIN_SERVER = "/admin/server_";

import org.lastaflute.web.response.StreamResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin Kuromoji dictionary management.
 * Provides REST endpoints for managing Kuromoji dictionary items in the Fess search engine.
 */
public class ApiAdminDictKuromojiAction extends FessApiAdminAction {

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

/**
 * Represents a single character mapping rule that defines how input characters are mapped to output characters
 * for text analysis and search processing. This class is used in character mapping dictionaries to transform
 * text during indexing and search operations.
 *
 * <p>Each mapping item consists of one or more input character sequences that are mapped to a single output

 *
 * <p>
 * The video extension allows you to provide additional information about videos on your pages.
 * This can help Google index your videos and display them in Google Video search results.
 * </p>
 *
 * @see <a href="https://developers.google.com/search/docs/crawling-indexing/sitemaps/video-sitemaps">Video Sitemaps</a>
 */
public class SitemapVideo implements Serializable {

    private static final long serialVersionUID = 1L;