/** Flag to track initialization status */
    protected AtomicBoolean isInit = new AtomicBoolean(false);

    /**
     * Constructs a new FileSystemClient.
     */
    public FileSystemClient() {
        // Default constructor
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.client.CrawlerClient#doGet(java.lang.String)
     */
    @Override

    /** Properties used for mail processing */
    protected Properties mailProperties = new Properties();

    /**
     * Constructs a new EmlExtractor.
     */
    public EmlExtractor() {
        // Default constructor
    }

    /* (non-Javadoc)
     * @see org.codelibs.robot.extractor.Extractor#getText(java.io.InputStream, java.util.Map)
     */
    @Override

    protected int[] successfulHttpCodes;

    /** HTTP status codes considered not modified */
    protected int[] notModifiedHttpCodes;

    /**
     * Constructs a new DefaultResponseProcessor.
     */
    public DefaultResponseProcessor() {
        // Default constructor
    }

    /**
     * Processes response data based on HTTP status code and configured transformer.
     *

          notices within Derivative Works that You distribute, alongside
          or as an addendum to the NOTICE text from the Work, provided
          that such additional attribution notices cannot be construed
          as modifying the License.

      You may add Your own copyright statement to Your modifications and
      may provide additional or different license terms and conditions

/**
 * This class contains constants used in the Fess Suggest module.
 * It is a utility class and should not be instantiated.
 */
public final class SuggestConstants {
    // Private constructor to prevent instantiation
    private SuggestConstants() {
    }

    /** An empty string constant. */
    public static final String EMPTY_STRING = "";

     * discovery of new URLs on very large sites.
     */
    private String lastmod;

    /**
     * Creates a new SitemapFile instance.
     */
    public SitemapFile() {
        // Default constructor
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.Sitemap#getLoc()
     */
    @Override
    public String getLoc() {
        return loc;
    }

    /**

    protected int preloadSizeForCharset = 2048;

    /**
     * Indicates whether comment tags should be ignored during extraction.
     */
    protected boolean ignoreCommentTag = false;

    /**
     * Constructs a new AbstractXmlExtractor.
     */
    public AbstractXmlExtractor() {
        // NOP
    }

    /**
     * Returns the pattern used to extract encoding information from content.

 *
 */
public class IgnoreCloseInputStream extends InputStream {

    /** The wrapped input stream. */
    private transient InputStream inputStream;

    /**
     * Constructs a new IgnoreCloseInputStream that wraps the specified input stream.
     *
     * @param inputStream the input stream to wrap
     */
    public IgnoreCloseInputStream(final InputStream inputStream) {

    /**
     * The timeout duration (in milliseconds) for idle connections.
     */
    private final long idleConnectionTimeout;

    /**
     * Constructs a new HcConnectionMonitorTarget.
     * @param clientConnectionManager The HttpClientConnectionManager to monitor.
     * @param idleConnectionTimeout The idle connection timeout in milliseconds.
     */

    /** Map of output extensions to their corresponding extractors. */
    private final Map<String, Extractor> extractorMap = new HashMap<>();

    /**
     * Constructs a new JodExtractor and initializes the extension and extractor mappings.
     */
    public JodExtractor() {
        extensionMap.put("", "txt");
        // Text Formats
        extensionMap.put("odt", "txt");