public function __invoke(Context $context, $next)
{
if (isset($this->options['allowedMethods'][$context->getMethod()])) {
$contentType = $context->getRequest()->getContentType();
if (!isset($this->parsers[$contentType])) {
throw new \Exception('Cannot found parser for ' . $contentType);
}
$parser = $this->parsers[$contentType];
$context = $parser($context);
}
$next($context);
}
