function set($sPropName, $sPropValue)
{
if (array_key_exists($sPropName, $this->aData)) {
$this->aData[$sPropName] = $sPropValue;
return $this;
}
throw new \Exception("\\Flake\\Core\\Model->set(): property " . htmlspecialchars($sPropName) . " does not exist on " . get_class($this));
}