@Override
    public int getCount(final String sessionId) {
        return dataHelper.getAccessResultMap(sessionId).size();
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.service.DataService#delete(java.lang.String)
     */
    @Override
    public void delete(final String sessionId) {
        dataHelper.deleteAccessResultMap(sessionId);
    }

    /*
     * (non-Javadoc)
     *

// Print implement Logger
func (log *minioLogger) Print(sessionID string, message interface{}) {
	if serverDebugLog {
		fmt.Printf("%s %s\n", sessionID, message)
	}
}

// Printf implement Logger
func (log *minioLogger) Printf(sessionID string, format string, v ...interface{}) {
	if serverDebugLog {
		if sessionID != "" {
			fmt.Printf("%s %s\n", sessionID, fmt.Sprintf(format, v...))
		} else {

        }
        try {
            urlQueueService.delete(sessionId);
        } catch (final Exception e) {
            logger.warn("Failed to delete url queues: {}", sessionId, e);
        }
        try {
            dataService.delete(sessionId);
        } catch (final Exception e) {
            logger.warn("Failed to delete data: {}", sessionId, e);
        }
    }

    @Override

    void addIncludeUrlFilter(String sessionId, String url);

    void addIncludeUrlFilter(String sessionId, List<String> urlList);

    void addExcludeUrlFilter(String sessionId, String url);

    void addExcludeUrlFilter(String sessionId, List<String> urlList);

    void delete(String sessionId);

    void deleteAll();

    List<Pattern> getIncludeUrlPatternList(String sessionId);

     */
    @Override
    public String getSessionId() {
        return sessionId;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.UrlQueue#setSessionId(java.lang.String)
     */
    @Override
    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    /*
     * (non-Javadoc)
     *

    void update(List<RESULT> accessResult);

    int getCount(String sessionId);

    void delete(String sessionId);

    void deleteAll();

    RESULT getAccessResult(String sessionId, String url);

    List<RESULT> getAccessResultList(String url, boolean hasData);

    void iterate(String sessionId, final AccessResultCallback<RESULT> accessResultCallback);

        if (sessionId == null) { // create session id
            final SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
            sessionId = sdf.format(new Date());
        }
        resultBuf.append("Session Id: ").append(sessionId).append("\n");
        resultBuf.append("Web  Config Id:");
        if (webConfigIds == null) {

/**
 * UrlFilter checks if a given url is a target one.
 *
 * @author shinsuke
 *
 */
public interface UrlFilter {

    /**
     * Initialize a url filter by sessionId.
     *
     * @param sessionId Session ID
     */
    void init(String sessionId);

    /**
     * Check if a given url is a target.
     *
     * @param url URL
     * @return true if url is matched
     */
    boolean match(String url);

    /** a max count to access urls. 0 is no limit to access it. */
    protected long maxAccessCount = 0;

    public String getSessionId() {
        return sessionId;
    }

    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    public Integer getActiveThreadCount() {
        return activeThreadCount;
    }

    @Override
    public XContentBuilder toXContent(final XContentBuilder builder, final Params params) throws IOException {
        builder.startObject();
        if (sessionId != null) {
            builder.field(SESSION_ID, sessionId);
        }
        if (method != null) {
            builder.field(METHOD, method);
        }
        if (url != null) {
            builder.field(URL, url);
        }