public function index($indexer, $commit = true, $optimize = true)
{
$document = new Document();
$document->addField(Field::keyword('pk', $this->getId()));
$document->addField(Field::Text('course', $this->getSubjectcode()));
$document->addField(Field::Text('cross-listed', str_replace(array(';', ',', '|'), ' ', $this->getCrossListed())));
$document->addField(Field::Text('instructor', $this->getLegalContentOwner()));
$document->addField(Field::Unstored('comments', $this->getComments()));
$indexer->addDocument($document);
if ($commit) {
$indexer->commit();
}
if ($optimize) {
$indexer->optimize();
}
}
