public function getParams($capability)
    {
        return ($this->query($capability) && is_array($out = $this->_data[Horde_String::upper($capability)]))
            ? $out
            : array();
    }
public function getParams($capability)
    {
        return ($this->query($capability) && is_array($out = $this->_data[Horde_String::upper($capability)]))
            ? $out
            : array();
    }
public function getParams ( $ capability ) { return ( $ this -> query ( $ capability ) && is_array ( $ out = $ this -> _data [ Horde_String :: upper ( $ capability ) ] ) ) ? $ out : array ( ) ; }
Return the list of parameters for an extension.

@param string $capability  The capability string to query.

@return array  An array of parameters if the extension exists and
supports parameters.  Otherwise, an empty array.
Return the list of parameters for an extension .