private function _end()
{
$settings = $this->getSettings();
craft()->content->contentTable = $this->_originalContentTable;
craft()->content->fieldColumnPrefix = $this->_originalFieldColumnPrefix;
craft()->content->fieldContext = $this->_originalFieldContext;
$keywords = StringHelper::arrayToString($this->_keywords, ' ');
craft()->search->indexElementFields($settings->ownerId, $settings->locale, [$settings->fieldId => $keywords]);
}