treeImpl.setSignet(this);
 Tree getNativeSignetTree(String id) throws ObjectNotFoundException {   TreeImpl treeImpl;   try   {     treeImpl = (TreeImpl) (session.load(TreeImpl.class, id));   }   catch (net.sf.hibernate.ObjectNotFoundException onfe)   {     throw new edu.internet2.middleware.signet.ObjectNotFoundException(onfe);   }   catch (HibernateException he)   {     throw new SignetRuntimeException(he);   }   treeImpl.setAdapter(new TreeAdapterImpl(this));   return treeImpl; }