/**
 * Helper class for managing crawler statistics and performance metrics.
 * This class provides functionality to track, record, and report statistics
 * about crawler operations including timing data, performance metrics, and
 * operational events. It uses an internal cache to maintain statistics
 * objects and provides methods to begin tracking, record events, and
 * finalize statistics collection.
 *
 */

import java.io.Serializable;
import java.util.List;

import org.codelibs.fess.util.ComponentUtil;

/**
 * Pager for data configuration management with standard paging functionality.
 * This class provides pagination support for data configuration listings in the admin interface,
 * including navigation controls and search/filter parameters.
 */
public class DataConfigPager implements Serializable {

import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.PostConstruct;

/**
 * Manager class for handling dictionary files in the Fess search system.
 * This class provides functionality to retrieve, store, and manage various
 * dictionary files such as synonyms, kuromoji, protwords, and stopwords.
 * It coordinates with DictionaryCreator instances to handle different

import org.opensearch.index.query.QueryBuilder;

import jakarta.annotation.PostConstruct;

/**
 * Query processor component that handles query filters and commands.
 * This class provides a pipeline for processing Lucene queries by applying
 * a chain of filters and executing registered query commands.
 *
 * <p>The processor maintains a map of query commands indexed by query class names

import jcifs.CIFSException;
import jcifs.CloseableIterator;
import jcifs.ResourceNameFilter;
import jcifs.SmbResource;

/**
 * Base class for directory enumeration iterators.
 *
 * This abstract class provides common functionality for iterating
 * over directory entries in SMB file shares.
 *
 * @author mbechler
 */
public abstract class DirFileEntryEnumIteratorBase implements CloseableIterator<FileEntry> {

/// note | Technical Details

You could also use `from starlette.middleware.cors import CORSMiddleware`.

**FastAPI** provides several middlewares in `fastapi.middleware` just as a convenience for you, the developer. But most of the available middlewares come directly from Starlette.

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

/**
 * Test for EnhancedCompositeBeanHelper to ensure it works correctly and provides performance benefits.
 */
class EnhancedCompositeBeanHelperTest {

    private EnhancedCompositeBeanHelper helper;
    private ConverterLookup converterLookup;
    private ExpressionEvaluator evaluator;

import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin related query management.
 * Provides REST endpoints for managing related search queries.
 */
public class ApiAdminRelatedqueryAction extends FessApiAdminAction {

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

import org.commonmark.node.Text;
import org.commonmark.parser.Parser;
import org.commonmark.renderer.text.TextContentRenderer;

/**
 * Extracts text content and metadata from Markdown files.
 * This extractor provides better structured data extraction compared to Tika's generic text extraction.
 *
 * <p>Features:
 * <ul>
 *   <li>YAML front matter metadata extraction</li>
 *   <li>Heading structure extraction</li>

import java.io.Serializable;
import java.util.List;

import org.codelibs.fess.util.ComponentUtil;

/**
 * Pager class for request header management in the Fess search engine.
 * This class provides pagination functionality for displaying and managing
 * request headers in the administration interface.
 */
public class ReqHeaderPager implements Serializable {

    private static final long serialVersionUID = 1L;