public LHSAdministrationNavigation() {
LHSTreeSection accessLeaf = new LHSTreeSection("Access Control", true);
LHSNavTreeItem authItem = new LHSNavTreeItem("Role Assignment", NameTokens.RoleAssignmentPresenter);
accessLeaf.addItem(authItem);
// LHSNavTreeItem auditLogItem = new LHSNavTreeItem("Audit Log", NameTokens.AuditLogPresenter);
// accessLeaf.addItem(auditLogItem);
navigation = new LHSNavTree("administration");
navigation.getElement().setAttribute("aria-label", "Administration");