/**
* Re-write queries into primitive queries
*
* @param \Zend\Search\Lucene\SearchIndex $index
* @return \Zend\Search\Lucene\Search\Query\AbstractQuery
*/
public function rewrite(Lucene\SearchIndex $index)
{
$query = new self();
$query->setBoost($this->getBoost());
foreach ($this->_subqueries as $subqueryId => $subquery) {
$query->addSubquery($subquery->rewrite($index),
($this->_signs === null)? true : $this->_signs[$subqueryId]);
}
return $query;
}
