/** * @param UncacherCacheDaoWorkerLists $uncacher * * @return UncacherCacheDaoWorkerLists */ private function mergeSelf(UncacherCacheDaoWorkerLists $uncacher) { foreach ($uncacher->getClassNameList() as $className) { if (!isset($this->classNameList[$className])) { $this->classNameList[$className] = $className; } } return $this; }