* <ul>
 *   <li>{@link #expired()}: Handles the expiration of connections by closing expired and idle connections.</li>
 * </ul>
 *
 * <p>Logging:</p>
 * <ul>
 *   <li>Logs a warning if the clientConnectionManager is null.</li>
 *   <li>Logs a warning if an exception occurs during connection monitoring.</li>
 * </ul>
 *
 */
public class HcConnectionMonitorTarget implements TimeoutTarget {

     */
    public static final String DEBUG = "DEBUG";

    /**
     * Log level constant for info messages.
     */
    public static final String INFO = "INFO";

    /**
     * Log level constant for warning messages.
     */
    public static final String WARN = "WARN";

    /**
     * Log level constant for error messages.
     */
    public static final String ERROR = "ERROR";

 *
 * @author bowez
 * @author shinsuke
 *
 */
public class RobotsTxtHelper {

    /** Pattern for parsing user-agent records. */
    protected static final Pattern USER_AGENT_RECORD =
            Pattern.compile("^user-agent:\\s*([^\\t\\n\\x0B\\f\\r]+)\\s*$", Pattern.CASE_INSENSITIVE);

    /** Pattern for parsing disallow records. */

 * It uses SAX parser for XML sitemaps and XML sitemap indexes,
 * and handles potential exceptions during parsing.
 * The class also includes inner classes for handling XML sitemap and sitemap index parsing.
 */
public class SitemapsHelper {
    private static final Logger logger = LogManager.getLogger(SitemapsHelper.class);

    /** The size of the preload buffer for checking file format. */

## Technology Stack

- **Java**: 21+ (configured via parent POM)
- **OpenSearch**: Latest (provided scope)
- **Apache Lucene**: Query parsing and text analysis
- **ICU4J**: Unicode text processing and normalization
- **JUnit 4**: Testing framework
- **Maven**: Build and dependency management

## Quick Start

### Prerequisites

- Java 21 or higher

                responseData.addMetaData(SMB_CREATE_TIME, new Date(file.createTime()));
                try {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Parsing SmbFile Owner: {}", filePath);
                    }
                    final SID ownerUser = file.getOwnerUser();
                    if (ownerUser != null) {

                responseData.addMetaData(SMB_CREATE_TIME, new Date(file.createTime()));
                try {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Parsing SmbFile Owner: {}", filePath);
                    }
                    final SID ownerUser = file.getOwnerUser();
                    if (ownerUser != null) {

            }
        } catch (final MessagingException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Exception in parsing BodyPart.", e);
            }
        }
    }

    /**
     * Gets the received date from a message by parsing the received headers.
     *
     * @param message the message to get the received date from
     * @return the received date or null if not found

 * passed to a {@link ChildUrlsException} to be processed by the crawler.
 * </p>
 *
 * <p>
 * The class also handles potential {@link IOException}s that may occur during
 * the parsing of the response body.
 * </p>
 */
public class SitemapsResponseProcessor implements ResponseProcessor {
    /** The crawler container for component lookup. */
    @Resource
    protected CrawlerContainer crawlerContainer;

     *
     * @param accessResultData the data containing the XML content to be parsed
     * @return a map containing the parsed data from the XML content
     * @throws CrawlerSystemException if an error occurs while parsing the XML content
     */
    public static Map<String, Object> getDataMap(final AccessResultData<?> accessResultData) {
        // create input source