/**
* Delegate signal to a target node using the same execution.
*
* @param VirtualExecution $execution
* @param string $signal
* @param array $variables
* @param array $delegation
* @return boolean Returns true if the signal could be delegated.
*/
protected function delegateSignal(VirtualExecution $execution, $signal, array $variables, array $delegation)
{
if (empty($delegation['nodeId'])) {
return false;
}
$node = $execution->getProcessModel()->findNode($delegation['nodeId']);
$execution->getEngine()->debug('Delegating signal <{signal}> to {node}', ['signal' => $signal === NULL ? 'NULL' : $signal, 'node' => (string) $node]);
$execution->setNode($node);
$execution->waitForSignal();
$execution->signal($signal, $variables);
return true;
}
