public function __construct($colname, $modelName, $id = false)
 {
     parent::__construct($modelName, $id);
     $this->setColName($colname);
 }
 public function __construct($modelName, $id = false, $packageName = false)
 {
     parent::__construct($modelName, $id);
     $this->setPackageName($packageName);
 }