original_string: public function _read($pId)
      {
          if (! isset($this->_items[$pId])) {
              $this->_items[$pId] = Agl::getModel(self::DB_COLLECTION);
              $this->_items[$pId]->loadByRealid($pId);
          }
  
          if ($this->_items[$pId]->getId()) {
              return $this->_items[$pId]->getData();
          }
  
          return '';
      }
code: public function _read($pId)
      {
          if (! isset($this->_items[$pId])) {
              $this->_items[$pId] = Agl::getModel(self::DB_COLLECTION);
              $this->_items[$pId]->loadByRealid($pId);
          }
  
          if ($this->_items[$pId]->getId()) {
              return $this->_items[$pId]->getData();
          }
  
          return '';
      }
code_tokens: public function _read ( $ pId ) { if ( ! isset ( $ this -> _items [ $ pId ] ) ) { $ this -> _items [ $ pId ] = Agl :: getModel ( self :: DB_COLLECTION ) ; $ this -> _items [ $ pId ] -> loadByRealid ( $ pId ) ; } if ( $ this -> _items [ $ pId ] -> getId ( ) ) { return $ this -> _items [ $ pId ] -> getData ( ) ; } return '' ; }
docstring: Read the session identified by the ID parameter and return the session
  data.
  
  @param string $pId Session id
  @return string
docstring_tokens: Read the session identified by the ID parameter and return the session data .