original_string: public function getDefaultSessionStrategy()
  	{
  		if ( !$this->defaultSessionStrategy ) {
  			$this->defaultSessionStrategy = $this->_sessionStrategyFactory->createStrategy(
  				ISessionStrategyFactory::TYPE_ISOLATED
  			);
  		}
  
  		return $this->defaultSessionStrategy;
  	}
code: public function getDefaultSessionStrategy()
  	{
  		if ( !$this->defaultSessionStrategy ) {
  			$this->defaultSessionStrategy = $this->_sessionStrategyFactory->createStrategy(
  				ISessionStrategyFactory::TYPE_ISOLATED
  			);
  		}
  
  		return $this->defaultSessionStrategy;
  	}
code_tokens: public function getDefaultSessionStrategy ( ) { if ( ! $ this -> defaultSessionStrategy ) { $ this -> defaultSessionStrategy = $ this -> _sessionStrategyFactory -> createStrategy ( ISessionStrategyFactory :: TYPE_ISOLATED ) ; } return $ this -> defaultSessionStrategy ; }
docstring: Creates default session strategy.
  
  @return ISessionStrategy
docstring_tokens: Creates default session strategy .