urlQueue.setDepth(1);
        urlQueue.setMethod("GET");
        urlQueue.setSessionId("id1");
        urlQueue.setUrl("http://www.id1.com/");

        urlQueueService.insert(urlQueue);

        final EsUrlQueue urlQueue2 = new EsUrlQueue();
        urlQueue2.setCreateTime(System.currentTimeMillis());
        urlQueue2.setDepth(1);
        urlQueue2.setMethod("GET");

     *
     * @see org.codelibs.fess.crawler.entity.UrlQueue#getDepth()
     */
    @Override
    public Integer getDepth() {
        return depth;
    }

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

    /*

    void setMetaData(String metaData);

    String getEncoding();

    void setEncoding(String encoding);

    String getParentUrl();

    void setParentUrl(String parentUrl);

    Integer getDepth();

    void setDepth(Integer depth);

    Long getLastModified();

    void setLastModified(Long lastModified);

    Long getCreateTime();

    void setCreateTime(Long createTime);

            urlQueue.setSessionId(sessionId);
            urlQueue.setMethod(Constants.GET_METHOD);
            urlQueue.setUrl(url);
            urlQueue.setUrl(url);
            urlQueue.setDepth(0);
            urlQueue.setCreateTime(SystemUtil.currentTimeMillis());
            urlQueueList.add(urlQueue);
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see

                if (logger.isDebugEnabled()) {
                    logger.debug("Storing child urls: {}", resultData.getChildUrlSet());
                }
                final int depth = urlQueue.getDepth() == null ? 1 : urlQueue.getDepth() + 1;
                if (crawlerContext.getMaxDepth() < 0 || depth <= crawlerContext.getMaxDepth()) {
                    // add and filter urls

        return previous;
    }

    private int getDepth() {
        return previous == null ? 1 : previous.getDepth() + 1;
    }

    @Override
    public String toString() {
        if (previous != null) {
            return previous + " <- (" + getDepth() + ") " + transformStep;
        } else {
            return "(" + getDepth() + ") " + transformStep;
        }
    }

import java.io.IOException;
import java.io.Writer;

public class FlakinessScenarioPageGenerator extends HtmlPageGenerator<PerformanceTestHistory> implements PerformanceExecutionGraphRenderer {
    @Override
    public int getDepth() {
        return 1;
    }

    @Override
    public void render(PerformanceTestHistory history, Writer writer) throws IOException {
        // @formatter:off
        new MetricsHtml(writer) {{

    protected int getDepth() {
        return 0;
    }

    protected void metaTag(Html html) {
        html.meta()
            .httpEquiv("Content-Type")
            .content("text/html; charset=utf-8");
    }

    protected void headSection(Html html) {
        String rootDir = getDepth() == 0 ? "" : "../";
        metaTag(html);
        html.link()