/**
* @inheritDoc
*/
public function load($entity, ContextInterface $context)
{
$em = $this->getEntityManagerOf($entity);
$emIdentifier = spl_object_hash($em);
$em->persist($entity);
if (!isset($this->entities[$emIdentifier])) {
$this->entities[$emIdentifier] = ['em' => $em];
}
$this->entities[$emIdentifier]['entities'][] = $entity;
if ($context->shouldFlush()) {
$this->flush($context);
}
}
/**
* @param ContextInterface $context
* @throws FileException
*/
public function flush(ContextInterface $context)
{
if (!$this->data) {
$context->getLogger()->notice("Nothing to write.");
} else {
$jsonOutput = json_encode($this->data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
if ($jsonOutput === false) {
throw new \RuntimeException(json_last_error_msg());
}
$write = file_put_contents($this->filePath, $jsonOutput);
if ($write === false) {
throw new FileException(sprintf("Unable to write into %s", $this->filePath));
}
}
}
/**
* @param $data
* @param ContextInterface $context
* @return mixed
*/
public function transform($data, ContextInterface $context)
{
$context->setTransformedData($data);
return $data;
}
