in cloudwatch_logger/src/log_node_param_helper.cpp [204:225]
Aws::AwsError ReadSubscriberList(
const bool subscribe_to_rosout,
const std::shared_ptr<Aws::Client::ParameterReaderInterface>& parameter_reader,
const boost::function<void(const rosgraph_msgs::Log::ConstPtr &)>& callback,
ros::NodeHandle & nh,
std::vector<ros::Subscriber> & subscriptions)
{
std::vector<std::string> topics;
Aws::AwsError ret = parameter_reader->ReadParam(ParameterPath(kNodeParamLogTopicsListKey), topics);
for (const std::string& topic : topics) {
ros::Subscriber sub = nh.subscribe(topic, kNodeSubQueueSize, callback);
AWS_LOGSTREAM_INFO(__func__, "Subscribing to topic: " << topic);
subscriptions.push_back(sub);
}
if (subscribe_to_rosout) {
ros::Subscriber sub = nh.subscribe(kNodeRosoutAggregatedTopicName, kNodeSubQueueSize, callback);
AWS_LOG_INFO(__func__, "Subscribing to rosout_agg");
subscriptions.push_back(sub);
}
return ret;
}