/**
 * {@link HtmlXpathExtractor} is an implementation of the {@link org.codelibs.fess.crawler.extractor.Extractor} interface.
 * It uses XPath expressions to extract text content from HTML documents.
 * <p>
 * This class provides methods to configure the XPath expressions, parser features, and properties.
 * It also includes caching mechanism for XPathAPI instances to improve performance.
 * </p>
 * <p>

 */
package org.codelibs.fess.crawler.helper;

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

import org.codelibs.core.lang.StringUtil;

/**
 * EncodingHelper provides utility methods for managing and normalizing character encodings.
 * It allows setting a default encoding, mapping various encoding names to preferred ones,

 */
package org.codelibs.fess.util;

import org.codelibs.fess.exception.WebApiException;
import org.lastaflute.web.util.LaRequestUtil;

/**
 * Utility class for web API operations.
 * Provides functionality for setting and retrieving objects from request attributes,
 * error handling, and validation in web API context.
 */
public final class WebApiUtil {

    /**

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.Nullable;

/**
 * Legacy version of {@link java.util.function.Function java.util.function.Function}.
 *
 * <p>The {@link Functions} class provides common functions and related utilities.
 *
 * <p>As this interface extends {@code java.util.function.Function}, an instance of this type can be
 * used as a {@code java.util.function.Function} directly. To use a {@code

import java.util.stream.Stream;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;

import jcifs.CIFSException;

class NbtExceptionTest {

    /**
     * Test the constructor of NbtException.

   * in-flight request from any thread. It's the caller's responsibility to close the request body
   * and response body streams; otherwise resources may be leaked.
   *
   * This method is safe to be called concurrently, but provides limited guarantees. If a transport
   * layer connection has been established (such as a HTTP/2 stream) that is terminated. Otherwise,
   * if a socket connection is being established, that is terminated.
   */

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.internal.smb2.create.Smb2CreateRequest;

/**
 * Handles automatic reconnection of durable and persistent SMB handles.
 *
 * This class provides retry logic with exponential backoff for handle
 * reconnection after network failures or server issues.
 */
public class HandleReconnector {

 */
package org.codelibs.fess.crawler.service;

import java.util.List;
import java.util.regex.Pattern;

/**
 * Service interface for managing URL filters.
 * Provides methods to add and remove include/exclude URL filters,
 * as well as retrieve the patterns of these filters.
 */
public interface UrlFilterService {

    /**

 */
package jcifs.internal;

import jcifs.util.transport.Message;

/**
 * Common interface for all SMB message blocks in the jCIFS protocol implementation.
 * Provides core functionality for encoding/decoding SMB messages, handling message signing,
 * and managing message metadata such as IDs, commands, and authentication information.
 *
 * @author mbechler
 */

 */
package org.codelibs.fess.crawler.util;

import org.codelibs.fess.util.ComponentUtil;

/**
 * Fess-specific crawler configuration that extends OpenSearchCrawlerConfig.
 * This class provides configuration settings for the Fess crawler including
 * index names, shard counts, and replica counts for queue, data, and filter indices.
 */
public class FessCrawlerConfig extends OpenSearchCrawlerConfig {

    /**