multiple file upload in flow-framework

Controller.php

public function initializeUploadAction()
{
    if ($this->request->getParentRequest()->hasArgument('uploadFiles')) {
        $uploadFiles = $this->request->getParentRequest()->getArgument('uploadFiles');
        $resources = [];
        foreach ($uploadFiles as $uploadFile) {
            $resource = ['tmp_name' => $uploadFile['tmp_name'], 'name' => $uploadFile['name']];
            $newResource = $this->resourceManager->importUploadedResource($resource);
            $resources[] = $newResource;
        }
        $this->request->setArgument('resources', $resources);
    }
}

/**
 * @param array $resources
 */
public function uploadAction($resources)
{
  foreach ($resources as $resource) {
    $asset = new \TYPO3\Media\Domain\Model\Asset($resource);
    if ($this->persistenceManager->isNewObject($asset)) {
        $this->assetRepository->add($asset);
    } else {
        $this->assetRepository->update($asset);
    }
    ...
  }
}  

Fluid.html

<f:form method="POST" action="upload" enctype="multipart/form-data">
  ...
  <input type="file" name="uploadFiles[]"  multiple >
</f:form>