* @see org.apache.lenya.cms.site.SiteStructure#getRepositoryNode()
*/
public org.apache.lenya.cms.repository.Node getRepositoryNode() {
if (this.repositoryNode == null) {
Session session = this.getPublication().getFactory().getSession();
NodeFactory factory = null;
try {
factory = (NodeFactory) manager.lookup(NodeFactory.ROLE);
this.repositoryNode = (org.apache.lenya.cms.repository.Node)
session.getRepositoryItem(factory, this.sourceUri);
} catch (Exception e) {