public function drawTree()
	{
		$searchCondition = $this->createSearchCondition();
		$orderRule = $this->createSelectOrderRule()
				->byLeftAscending();
		$nodes = $this->search($searchCondition, $orderRule);
		$output = Node\NodeAbstraction::output($nodes);
		
		return $output;
	}
public function drawTree()
	{
		$searchCondition = $this->createSearchCondition();
		$orderRule = $this->createSelectOrderRule()
				->byLeftAscending();
		$nodes = $this->search($searchCondition, $orderRule);
		$output = Node\NodeAbstraction::output($nodes);
		
		return $output;
	}
public function drawTree ( ) { $ searchCondition = $ this -> createSearchCondition ( ) ; $ orderRule = $ this -> createSelectOrderRule ( ) -> byLeftAscending ( ) ; $ nodes = $ this -> search ( $ searchCondition , $ orderRule ) ; $ output = Node \ NodeAbstraction :: output ( $ nodes ) ; return $ output ; }
Output the dump of the whole node tree
@TODO doesn't take into account nodes from the doctrine repo array helper
@return string
Output the dump of the whole node tree