/**
* @param Department $department
*/
protected function addDepartment($department)
{
if ($department->getRegion()) {
$regionId = $department->getRegion()->getId();
if (!isset($this->addDepartments[$regionId])) {
$this->addDepartments[$regionId] = array();
}
$this->addDepartments[$regionId][] = $department->getId();
}
}
