private function getClassContentByCategory($name, $start, $count)
    {
        return $this->findContentsByCriteria($this->getClassContentClassnamesByCategory($name), $start, $count);
    }
private function getClassContentByCategory($name, $start, $count)
    {
        return $this->findContentsByCriteria($this->getClassContentClassnamesByCategory($name), $start, $count);
    }
private function getClassContentByCategory ( $ name , $ start , $ count ) { return $ this -> findContentsByCriteria ( $ this -> getClassContentClassnamesByCategory ( $ name ) , $ start , $ count ) ; }
Returns classcontent by category.

@param string  $name  category's name
@param integer $start
@param integer $count

@return null|Paginator
Returns classcontent by category .