/**
* @param Package $package
* @param bool $stopPropagation
* @return $this
*/
public function setPackage(Package $package = null, $stopPropagation = false)
{
if (!$stopPropagation) {
if (!is_null($this->package)) {
$this->package->removeProduct($this, true);
}
$package->addProduct($this, true);
}
$this->package = $package;
return $this;
}