/**
* Retrieve object using using composite pkey values.
* @param int $segmentnr
* @param int $track_id
* @param int $featurevectortype_id
* @param PropelPDO $con
* @return Featurevectorsegment
*/
public static function retrieveByPK($segmentnr, $track_id, $featurevectortype_id, PropelPDO $con = null)
{
$key = serialize(array((string) $segmentnr, (string) $track_id, (string) $featurevectortype_id));
if (null !== ($obj = FeaturevectorsegmentPeer::getInstanceFromPool($key))) {
return $obj;
}
if ($con === null) {
$con = Propel::getConnection(FeaturevectorsegmentPeer::DATABASE_NAME, Propel::CONNECTION_READ);
}
$criteria = new Criteria(FeaturevectorsegmentPeer::DATABASE_NAME);
$criteria->add(FeaturevectorsegmentPeer::SEGMENTNR, $segmentnr);
$criteria->add(FeaturevectorsegmentPeer::TRACK_ID, $track_id);
$criteria->add(FeaturevectorsegmentPeer::FEATUREVECTORTYPE_ID, $featurevectortype_id);
$v = FeaturevectorsegmentPeer::doSelect($criteria, $con);
return !empty($v) ? $v[0] : null;
}
