/**
  * Return object path (location of the object)
  *
  * @param void
  * @return string
  */
 function getObjectPath()
 {
     $f = $this->getParent();
     if (is_null($f)) {
         $path = parent::getObjectPath();
     } else {
         $path = $f->getObjectPath();
     }
     $path[] = $this->getObjectName();
     return $path;
 }