code/libraries/joomlatools/library/template/template.php
public function getFilter($filter)
    {
        $result = null;

        if(isset($this->__filters[$filter])) {
            $result = $this->__filters[$filter];
         }

        return $result;
    }
public function getFilter($filter)
    {
        $result = null;

        if(isset($this->__filters[$filter])) {
            $result = $this->__filters[$filter];
         }

        return $result;
    }
public function getFilter ( $ filter ) { $ result = null ; if ( isset ( $ this -> __filters [ $ filter ] ) ) { $ result = $ this -> __filters [ $ filter ] ; } return $ result ; }
Get a filter by identifier

@param   mixed $filter       An object that implements ObjectInterface, ObjectIdentifier object
or valid identifier string
@throws UnexpectedValueException
@return KTemplateFilterInterface|null
Get a filter by identifier