public static void main()

in ons-sample/src/main/java/org/apache/rocketmq/ons/sample/producer/SimpleTransactionProducer.java [33:62]
27 lines of code
3 McCabe index (conditional complexity)

    public static void main(String[] args) {
        Properties tranProducerProperties = new Properties();
        tranProducerProperties.setProperty(PropertyKeyConst.GROUP_ID, MQConfig.GROUP_ID);
        tranProducerProperties.setProperty(PropertyKeyConst.AccessKey, MQConfig.ACCESS_KEY);
        tranProducerProperties.setProperty(PropertyKeyConst.SecretKey, MQConfig.SECRET_KEY);
        tranProducerProperties.setProperty(PropertyKeyConst.NAMESRV_ADDR, MQConfig.NAMESRV_ADDR);
        LocalTransactionCheckerImpl localTransactionChecker = new LocalTransactionCheckerImpl();
        TransactionProducer transactionProducer = ONSFactory.createTransactionProducer(tranProducerProperties, localTransactionChecker);
        transactionProducer.start();

        Message message = new Message(MQConfig.TOPIC, MQConfig.TAG, "MQ send transaction message test".getBytes());

        for (int i = 0; i < 10; i++) {
            try {
                SendResult sendResult = transactionProducer.send(message, new LocalTransactionExecuter() {
                    @Override
                    public TransactionStatus execute(Message msg, Object arg) {
                        System.out.printf("Execute local transaction and return TransactionStatus. %n");
                        return TransactionStatus.CommitTransaction;
                    }
                }, null);
                assert sendResult != null;
            } catch (ONSClientException e) {
                System.out.printf(new Date() + " Send mq message failed! Topic is: %s%n", MQConfig.TOPIC);
                e.printStackTrace();
            }
        }

        System.out.printf("Send transaction message success. %n");
    }