}
    }

    private void appendJvmStats(final StringBuilder buf) {
        buf.append("\"jvm\":{");
        final JvmStats jvmStats = JvmStats.jvmStats();
        final Mem mem = jvmStats.getMem();
        buf.append("\"memory\":{");
        buf.append("\"heap\":{");
        append(buf, "used", () -> mem.getHeapUsed().getBytes()).append(',');

        MavenExecutionRequest request = new DefaultMavenExecutionRequest()
                .setRootDirectory(pom != null ? pom.toPath().getParent() : null)
                .setPom(pom)
                .setProjectPresent(true)
                .setShowErrors(true)
                .setPluginGroups(Arrays.asList("org.apache.maven.plugins"))
                .setLocalRepository(getLocalRepository())

        project.setGroupId("org.apache.maven");
        project.setArtifactId("maven-core");
        project.setName("Maven");
        project.setVersion("2.0-SNAPSHOT");
        project.setScm(new Scm());
        project.getScm().setConnection("scm-connection");
        project.addDependency(dependency1);
        project.addDependency(dependency2);
        project.setBuild(new Build());

        // Build up an artifactMap

            putValue(data, "Encoding", message.getEncoding());
            putValue(data, "File-Name", message.getFileName());
            putValue(data, "From", message.getFrom());
            putValue(data, "Line-Count", message.getLineCount());
            putValue(data, "Message-ID", message.getMessageID());
            putValue(data, "Message-Number", message.getMessageNumber());

    @Override
    public Plugin getPluginDefinitionForPrefix(String prefix, MavenSession session, MavenProject project) {
        PluginPrefixRequest request = new DefaultPluginPrefixRequest(prefix, session);
        request.setPom(project.getModel());

        try {
            PluginPrefixResult result = pluginPrefixResolver.resolve(request);

            Plugin plugin = new Plugin();
            plugin.setGroupId(result.getGroupId());

            if (URL_ELEMENT.equals(elementName)) {
                if (sitemapUrl != null) {
                    // Only add sitemap URL if loc is not empty
                    final String loc = sitemapUrl.getLoc();
                    if (loc != null && !loc.trim().isEmpty()) {
                        sitemapSet.addSitemap(sitemapUrl);
                    } else {
                        if (logger.isDebugEnabled()) {

     */
    private List<SitemapAlternateLink> alternateLinks;

    /**
     * Returns the location URL of this sitemap entry.
     * @return the location URL
     */
    @Override
    public String getLoc() {
        return loc;
    }

    /**
     * Sets the location URL of this sitemap entry.
     * @param loc the location URL to set
     */
    public void setLoc(final String loc) {

    }

    protected MavenExecutionRequest createMavenExecutionRequest(File pom) throws Exception {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest()
                .setPom(pom)
                .setProjectPresent(true)
                .setShowErrors(true)
                .setPluginGroups(Arrays.asList("org.apache.maven.plugins"))
                .setLocalRepository(getLocalRepository())

        }

        XmlNode dom = mojoExecution.getConfiguration() != null
                ? mojoExecution.getConfiguration().getDom()
                : null;

        PlexusConfiguration pomConfiguration;

        if (dom == null) {
            pomConfiguration = new DefaultPlexusConfiguration("configuration");
        } else {

                throw new MojoExecutionException(e);
            }
        }

        @Override
        public void setLog(Log log) {}

        @Override
        public Log getLog() {
            return null;
        }
    }