int main()

in example/AsyncProducer.cpp [86:135]

• 42 lines of code
• 7 McCabe index (conditional complexity)

int main(int argc, char* argv[]) {
  RocketmqSendAndConsumerArgs info;
  if (!ParseArgs(argc, argv, &info)) {
    exit(-1);
  }

  DefaultMQProducer producer("please_rename_unique_group_name");
  if (!info.IsAutoDeleteSendCallback) {
    g_callback = new MySendCallback();
  }

  PrintRocketmqSendAndConsumerArgs(info);

  if (!info.namesrv.empty())
    producer.setNamesrvAddr(info.namesrv);

  producer.setGroupName(info.groupname);
  producer.setInstanceName(info.groupname);
  producer.setNamesrvDomain(info.namesrv_domain);
  producer.start();
  g_tps.start();
  std::vector<std::shared_ptr<std::thread>> work_pool;
  auto start = std::chrono::system_clock::now();
  int msgcount = g_msgCount.load();
  for (int j = 0; j < info.thread_count; j++) {
    std::shared_ptr<std::thread> th = std::make_shared<std::thread>(AsyncProducerWorker, &info, &producer);
    work_pool.push_back(th);
  }

  {
    std::unique_lock<std::mutex> lck(g_mtx);
    g_finished.wait(lck);
    g_quit.store(true);
  }

  auto end = std::chrono::system_clock::now();
  auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - start);

  std::cout << "per msg time: " << duration.count() / (double)msgcount << "ms \n"
            << "========================finished==============================\n";

  producer.shutdown();
  for (size_t th = 0; th != work_pool.size(); ++th) {
    work_pool[th]->join();
  }
  if (!info.IsAutoDeleteSendCallback) {
    delete g_callback;
  }
  return 0;
}