/** * Find object by primary key * Use instance pooling to avoid a database query if the object exists * <code> * $obj = $c->findPk(12, $con); * </code> * @param mixed $key Primary key to use for the query * @param PropelPDO $con an optional connection object * * @return RoleGroup|array|mixed the result, formatted by the current formatter */ public function findPk($key, $con = null) { if (null !== ($obj = RoleGroupPeer::getInstanceFromPool((string) $key)) && $this->getFormatter()->isObjectFormatter()) { // the object is alredy in the instance pool return $obj; } else { // the object has not been requested yet, or the formatter is not an object formatter $criteria = $this->isKeepQuery() ? clone $this : $this; $stmt = $criteria->filterByPrimaryKey($key)->getSelectStatement($con); return $criteria->getFormatter()->init($criteria)->formatOne($stmt); } }
/** * Retrieve a single object by pkey. * * @param string $pk the primary key. * @param PropelPDO $con the connection to use * @return RoleGroup */ public static function retrieveByPK($pk, PropelPDO $con = null) { if (null !== ($obj = RoleGroupPeer::getInstanceFromPool((string) $pk))) { return $obj; } if ($con === null) { $con = Propel::getConnection(RoleGroupPeer::DATABASE_NAME, Propel::CONNECTION_READ); } $criteria = new Criteria(RoleGroupPeer::DATABASE_NAME); $criteria->add(RoleGroupPeer::ID, $pk); $v = RoleGroupPeer::doSelect($criteria, $con); return !empty($v) > 0 ? $v[0] : null; }