/** {@inheritDoc} */
 public Object save(Object o) {
   return dao.save(o);
 }
 /** {@inheritDoc} */
 public List getAll(Class clazz) {
   return dao.getAll(clazz);
 }
 /** {@inheritDoc} */
 public void remove(Class clazz, Serializable id) {
   dao.remove(clazz, id);
 }
 /** {@inheritDoc} */
 public Object get(Class clazz, Serializable id) {
   return dao.get(clazz, id);
 }