CBPSchedulerService::onAgent

static function onAgent($workflowId, $eventName, $eventParameters = array())
{
	try
	{
		CBPRuntime::SendExternalEvent($workflowId, $eventName, $eventParameters);
	}
	catch (Exception $e)
	{
		if ($e->getCode() === CBPRuntime::EXCEPTION_CODE_INSTANCE_LOCKED)
		{
			$counter = isset($eventParameters['Counter']) ? (int) $eventParameters['Counter'] : 0;
			$expiresAt = self::getExpiresTimeByCounter($counter);
			if ($expiresAt)
			{
				++$counter;
				self::addAgent($workflowId, $eventName, $expiresAt, $counter);
			}
		}
	}
}