private function getRelations()
	{
        if (is_null($this->relations)) {
            $builder = new RelationBuilder();
            $this->relations = $builder->build($this->data);
        }

        return $this->relations;
    }
private function getRelations()
	{
        if (is_null($this->relations)) {
            $builder = new RelationBuilder();
            $this->relations = $builder->build($this->data);
        }

        return $this->relations;
    }
private function getRelations ( ) { if ( is_null ( $ this -> relations ) ) { $ builder = new RelationBuilder ( ) ; $ this -> relations = $ builder -> build ( $ this -> data ) ; } return $ this -> relations ; }
Returns relations lazily

@return array
Returns relations lazily