public function importResourcesCommand($simulate = false)
    {
        $this->initializeConnection();

        $sql = '
			SELECT
				r.persistence_object_identifier, r.filename, r.mediatype
			FROM neos_flow_resourcemanagement_persistentresource r
			LEFT JOIN neos_media_domain_model_asset a
			ON a.resource = r.persistence_object_identifier
			LEFT JOIN neos_media_domain_model_thumbnail t
			ON t.resource = r.persistence_object_identifier
			WHERE a.persistence_object_identifier IS NULL AND t.persistence_object_identifier IS NULL
		';
        $statement = $this->dbalConnection->prepare($sql);
        $statement->execute();
        $resourceInfos = $statement->fetchAll();

        if ($resourceInfos === []) {
            $this->outputLine('Found no resources which need to be imported.');
            $this->quit();
        }

        foreach ($resourceInfos as $resourceInfo) {
            $resource = $this->persistenceManager->getObjectByIdentifier($resourceInfo['persistence_object_identifier'], PersistentResource::class);

            if ($resource === null) {
                $this->outputLine('Warning: PersistentResource for file "%s" seems to be corrupt. No resource object with identifier %s could be retrieved from the Persistence Manager.', [$resourceInfo['filename'], $resourceInfo['persistence_object_identifier']]);
                continue;
            }
            if (!$resource->getStream()) {
                $this->outputLine('Warning: PersistentResource for file "%s" seems to be corrupt. The actual data of resource %s could not be found in the resource storage.', [$resourceInfo['filename'], $resourceInfo['persistence_object_identifier']]);
                continue;
            }

            $className = $this->mappingStrategy->map($resource, $resourceInfos);
            $resourceObj = new $className($resource);

            if ($simulate) {
                $this->outputLine('Simulate: Adding new resource "%s" (type: %s)', [$resourceObj->getResource()->getFilename(), $className]);
            } else {
                $this->assetRepository->add($resourceObj);
                $this->outputLine('Simulate: Adding new resource "%s" (type: %s)', [$resourceObj->getResource()->getFilename(), $className]);
            }
        }
    }