/**
* Instantiates a service.
*
* @return Service
*/
public function createService()
{
return new Service($this->_config->get('components.ironedge/activemq'));
}
/**
* Creates a message instance from a file.
*
* @param string $file - File.
*
* @return Message
*/
public function createMessageFromFile(string $file) : Message
{
if (!is_file($file)) {
throw new \InvalidArgumentException('File "' . $file . '" does not exist!');
}
$config = new Config();
$config->load(['file' => $file]);
if (!$config->has('body')) {
throw new \RuntimeException('File has no "body" element.');
}
return $this->createMessage($config->get('body'), $config->get('headers', []), $config->get('options', []));
}
/**
* Exports a graph to a graphviz image.
*
* @param NodeInterface $node - Graph.
* @param array $options - Options.
*
* @throws InvalidWriterTypeException
*
* @return Response
*/
public function export(NodeInterface $node, array $options = [])
{
$options = array_replace_recursive(['writer' => 'graphviz'], $options);
if (is_string($options['writer'])) {
switch ($options['writer']) {
case 'graphviz':
$options['path'] = $options['path'] ?? $this->generateRandomFilePath();
$options['writer'] = new GraphvizWriter();
break;
default:
throw InvalidWriterTypeException::create($options['writer']);
}
}
$config = new Config(['node' => $node], ['writer' => $options['writer']]);
$config->save(['writerOptions' => $options]);
$response = new Response();
$response->setPath($options['path']);
return $response;
}
