public function prune( &$maxsize, &$maxdepth, &$log ) {
if ( ( $maxsize <= 0 ) || ( $maxdepth <= 0 ) ) {
$log[] = $this->getQueryString();
return new SMWThingDescription();
}
$maxsize--;
$maxdepth--;
$result = new SMWSomeProperty( $this->m_property, $this->m_description->prune( $maxsize, $maxdepth, $log ) );
$result->setPrintRequests( $this->getPrintRequests() );
return $result;
}
