/**
* Populates the object using an array.
*
* This is particularly useful when populating an object from one of the
* request arrays (e.g. $_POST). This method goes through the column
* names, checking to see whether a matching key exists in populated
* array. If so the setByName() method is called for that column.
*
* You can specify the key type of the array by additionally passing one
* of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME,
* BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM.
* The default key type is the column's BasePeer::TYPE_PHPNAME
*
* @param array $arr An array to populate the object from.
* @param string $keyType The type of keys the array uses.
* @return void
*/
public function fromArray($arr, $keyType = BasePeer::TYPE_PHPNAME)
{
$keys = GemToGoldRatePeer::getFieldNames($keyType);
if (array_key_exists($keys[0], $arr)) {
$this->setRateDatetime($arr[$keys[0]]);
}
if (array_key_exists($keys[1], $arr)) {
$this->setRate($arr[$keys[1]]);
}
if (array_key_exists($keys[2], $arr)) {
$this->setVolume($arr[$keys[2]]);
}
}
/**
* Find object by primary key using raw SQL to go fast.
* Bypass doSelect() and the object formatter by using generated code.
*
* @param mixed $key Primary key to use for the query
* @param PropelPDO $con A connection object
*
* @return GemToGoldRate A model object, or null if the key is not found
* @throws PropelException
*/
protected function findPkSimple($key, $con)
{
$sql = 'SELECT `RATE_DATETIME`, `RATE`, `VOLUME` FROM `gem_to_gold_rate` WHERE `RATE_DATETIME` = :p0';
try {
$stmt = $con->prepare($sql);
$stmt->bindValue(':p0', $key, PDO::PARAM_STR);
$stmt->execute();
} catch (Exception $e) {
Propel::log($e->getMessage(), Propel::LOG_ERR);
throw new PropelException(sprintf('Unable to execute SELECT statement [%s]', $sql), $e);
}
$obj = null;
if ($row = $stmt->fetch(PDO::FETCH_NUM)) {
$obj = new GemToGoldRate();
$obj->hydrate($row);
GemToGoldRatePeer::addInstanceToPool($obj, (string) $key);
}
$stmt->closeCursor();
return $obj;
}
/**
* Retrieve multiple objects by pkey.
*
* @param array $pks List of primary keys
* @param PropelPDO $con the connection to use
* @return GemToGoldRate[]
* @throws PropelException Any exceptions caught during processing will be
* rethrown wrapped into a PropelException.
*/
public static function retrieveByPKs($pks, PropelPDO $con = null)
{
if ($con === null) {
$con = Propel::getConnection(GemToGoldRatePeer::DATABASE_NAME, Propel::CONNECTION_READ);
}
$objs = null;
if (empty($pks)) {
$objs = array();
} else {
$criteria = new Criteria(GemToGoldRatePeer::DATABASE_NAME);
$criteria->add(GemToGoldRatePeer::RATE_DATETIME, $pks, Criteria::IN);
$objs = GemToGoldRatePeer::doSelect($criteria, $con);
}
return $objs;
}