/**
* Overriding on the delete method
*
* @param PropelPDO $con
* @return void
* @see parent::delete()
*/
public function delete(PropelPDO $con = null)
{
$this->clearRelevantCache();
$this->deleteReferenceInTasks();
$con = Propel::getConnection();
$ret = null;
try {
$con->beginTransaction();
$this->copyObjectToTrashBin();
$ret = parent::delete($con);
$con->commit();
} catch (Exception $e) {
$con->rollback();
throw $e;
}
return $ret;
}
