return children != null;
    }
    // ------------------------------------------------------------------------
    public ArtifactMetadata getMd() {
        return md;
    }

    public void setMd(ArtifactMetadata md) {
        this.md = md;
    }

    public MetadataTreeNode getParent() {
        return parent;
    }

    public void setParent(MetadataTreeNode parent) {

        this(md);
        this.compareVersion = compareVersion;
        this.compareScope = compareScope;
    }

    public ArtifactMetadata getMd() {
        return md;
    }

    public void setMd(ArtifactMetadata md) {
        this.md = md;
    }

    // ---------------------------------------------------------------------
    public boolean isCompareVersion() {
        return compareVersion;
    }

        queue.setId(123L);
        assertEquals(Long.valueOf(123L), queue.getId());

        queue.setId(null);
        assertNull(queue.getId());
    }

    public void test_idWithStringType() {
        // Test ID getter/setter with String
        UrlQueueImpl<String> queue = new UrlQueueImpl<>();

        queue.setId("id123");
        assertEquals("id123", queue.getId());
    }

        Profile profile = new Profile();
        profile.setId("pro");
        settings.addProfile(profile);
        Repository repo1 = new Repository();
        repo1.setUrl("http://apache.org/");
        repo1.setId("test");
        profile.addRepository(repo1);
        Repository repo2 = new Repository();
        repo2.setUrl("http://apache.org/");
        repo2.setId("test");
        profile.addRepository(repo2);

        Profile notActivated = new Profile();
        notActivated.setId("notActivated");

        Activation nonActivation = new Activation();

        nonActivation.setJdk("19.2");

        notActivated.setActivation(nonActivation);

        Profile defaultActivated = new Profile();
        defaultActivated.setId("defaultActivated");

        Activation defaultActivation = new Activation();

        MavenExecutionRequest request = new DefaultMavenExecutionRequest();

        Repository r = new Repository();
        r.setId("test");
        r.setUrl("file:///test");

        Profile p = new Profile();
        p.setId("test");
        p.addPluginRepository(r);

        Settings settings = new Settings();
        settings.addProfile(p);
        settings.addActiveProfile(p.getId());

    /**
     * Set the ID of this phase, e.g.,
     * <code>generate-sources</code>.
     *
     * @param id a id object.
     */
    public void setId(String id) {
        this.id = id;
    } // -- void setId( String )

            final GetResponse getResponse = client.prepareGet().setIndex(index).setId(item.getId()).get(settings.getIndexTimeout());
            if (update && getResponse.isExists()) {
                final IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE, index);
                indexRequestBuilder.setId(item.getId())
                        .setOpType(IndexRequest.OpType.INDEX)

            throw new CrawlerSystemException("AccessResult is null. Cannot store null access result.");
        }

        synchronized (idCountLock) {
            idCount++;
            accessResult.setId(idCount);
            AccessResultData<Long> accessResultData = accessResult.getAccessResultData();
            if (accessResultData == null) {
                accessResultData = new AccessResultDataImpl<>();

 */
public class ThumbnailQueue extends BsThumbnailQueue {

    private static final long serialVersionUID = 1L;

    public String getId() {
        return asDocMeta().id();
    }

    public void setId(final String id) {
        asDocMeta().id(id);
    }

    public Long getVersionNo() {
        return asDocMeta().version();
    }

    public void setVersionNo(final Long version) {