*       </ul>
 *   </li>
 * </ul>
 *
 * <p>Fields:
 * <ul>
 *   <li>{@link #client}: The client used to perform analysis.</li>
 *   <li>{@link #settings}: The settings for suggestions.</li>
 *   <li>{@link #analyzerSettings}: The settings for the analyzer.</li>
 *   <li>{@link #transliterator}: The transliterator used to convert between Hiragana and Katakana.</li>
 * </ul>
 */

import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;

import jakarta.annotation.PostConstruct;

/**
 * Helper class for managing popular words and suggestions.
 * Provides functionality to retrieve popular words based on search parameters
 * and manages caching for improved performance.
 */
public class PopularWordHelper {
    /** Logger instance for this class */

      hard to distinguish from the digit 1 (one). -->
    <module name="UpperEll" />

    <module name="EqualsHashCode" />

    <!-- Checks that the order of modifiers conforms to the suggestions in the
    Java Language specification, sections 8.1.1, 8.3.1 and 8.4.3. It is not that
    the standard is perfect, but having a consistent order makes the code more

    line-height: 1.6;
}

.empty-state-suggestions {
    width: 100%;
    max-width: 500px;
}

.suggestions-label {
    font-size: 0.8125rem;
    color: #6b778c;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.suggestion-chip {
    padding: 0.5rem 1rem;

        super();
    }

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

    @Resource
    private BadWordService badWordService;

    /** Helper for managing search suggestions and bad words */
    @Resource
    protected SuggestHelper suggestHelper;

    /**
     * Retrieves bad word settings with pagination support.
     *

        if (!ComponentUtil.getFessConfig().isSuggestDocuments() && !ComponentUtil.getFessConfig().isSuggestSearchLog()) {
            logger.info("Skipped creating suggest index: both document and search log suggestions are disabled.");
            return 0;
        }

        final SuggestHelper suggestHelper = ComponentUtil.getSuggestHelper();

        logger.info("Creating new suggest index.");

    /** Service for managing elevate word configurations */
    @Resource
    private ElevateWordService elevateWordService;

    /** Helper for managing search suggestions and elevate words */
    @Resource
    protected SuggestHelper suggestHelper;

    // GET /api/admin/elevateword
    // PUT /api/admin/elevateword
    /**
     * Returns list of elevate word settings.

    /** Helper for OpenSearch Description Document (OSDD) functionality. */
    @Resource
    protected OsddHelper osddHelper;

    /** Helper for managing popular search words and suggestions. */
    @Resource
    protected PopularWordHelper popularWordHelper;

    /** Client for RAG chat functionality. */
    @Resource
    protected ChatClient chatClient;

    @Resource
    private ElevateWordService elevateWordService;
    @Resource
    private ElevateWordPager elevateWordPager;
    /** Helper for managing search suggestions and elevate words. */
    @Resource
    protected SuggestHelper suggestHelper;
    @Resource
    private LabelTypeService labelTypeService;

- **Index Size**: Storage requirements for search indices
- **Crawl Sources**: URLs, file shares, databases being indexed
- **Custom Configurations**: URL patterns, security rules, metadata fields
- **Search Features**: Facets, suggestions, security filtering, ranking rules
- **Integration Points**: Applications consuming search APIs
- **User Permissions**: Access control and label configurations

### 2. Infrastructure Requirements