public void render(PerformanceTestHistory history, Writer writer) throws IOException {
        // @formatter:off
        new MetricsHtml(writer) {{
            html();
                head();
                    headSection(this);
                    title().text("Flaky report for "+ history.getDisplayName()).end();
                end();
                body();
                    h2().text("Flaky report for " + history.getDisplayName()).end();

        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()
            .rel("stylesheet")
            .type("text/css")
            .href(rootDir + "css/style.css")

    @Override
    public void render(final PerformanceTestHistory testHistory, Writer writer) {
        // @formatter:off
        new MetricsHtml(writer) {{
            html();
            head();
            headSection(this);
            title().text(String.format("Performance test %s", testHistory.getDisplayName())).end();
            end();
            body();
            div().id("content");