Neos\Flow\Reflection\ClassSchema::getRepositoryClassName PHP Method

    public function getRepositoryClassName()
    {
        return $this->repositoryClassName;
    }

 /**
  * Assigns the repository of any aggregate root to all it's
  * subclasses, unless they are aggregate root already.
  *
  * @param ClassSchema $classSchema
  * @return void
  */
 protected function makeChildClassesAggregateRoot(ClassSchema $classSchema)
 {
     foreach ($this->getAllSubClassNamesForClass($classSchema->getClassName()) as $childClassName) {
         if (!isset($this->classSchemata[$childClassName]) || $this->classSchemata[$childClassName]->isAggregateRoot()) {
             continue;
         }
         $this->classSchemata[$childClassName]->setRepositoryClassName($classSchema->getRepositoryClassName());
         $this->makeChildClassesAggregateRoot($this->classSchemata[$childClassName]);
     }
 }