/**
* Set or override a query component for a given dql alias.
*
* @param string $dqlAlias The DQL alias.
* @param array $queryComponent
*/
public function setQueryComponent($dqlAlias, array $queryComponent)
{
$requiredKeys = array('metadata', 'parent', 'relation', 'map', 'nestingLevel', 'token');
if (array_diff($requiredKeys, array_keys($queryComponent))) {
throw QueryException::invalidQueryComponent($dqlAlias);
}
$this->_queryComponents[$dqlAlias] = $queryComponent;
}
