code: private boolean validate(CmsFavoriteEntry entry) {
  
          try {
              String siteRoot = entry.getSiteRoot();
              if (!m_okSiteRoots.contains(siteRoot)) {
                  m_rootCms.readResource(siteRoot);
                  m_okSiteRoots.add(siteRoot);
              }
              CmsUUID project = entry.getProjectId();
              if (!m_okProjects.contains(project)) {
                  m_cms.readProject(project);
                  m_okProjects.add(project);
              }
              for (CmsUUID id : Arrays.asList(entry.getDetailId(), entry.getStructureId())) {
                  if ((id != null) && !m_okStructureIds.contains(id)) {
                      m_cms.readResource(id, CmsResourceFilter.IGNORE_EXPIRATION.addRequireVisible());
                      m_okStructureIds.add(id);
                  }
              }
              return true;
  
          } catch (Exception e) {
              LOG.info("Favorite entry validation failed: " + e.getLocalizedMessage(), e);
              return false;
          }
  
      }
docs: Validates a favorite entry.
  
  <p>If the favorite entry references a resource or project that can't be read, this will return false.
  
  @param entry the favorite entry
  @return the