for (int i = 0; i < 100; i++) {
try {
Message msg =
new Message("TopicTest", tags[i % tags.length], "KEY" + i,
("Hello RocketMQ " + i).getBytes());
SendResult sendResult = producer.sendMessageInTransaction(msg, tranExecuter, null);
System.out.println(sendResult);
Thread.sleep(10);
}
catch (MQClientException e) {