public static void main(String[] args) {
Properties properties = new Properties();
// ProducerId，代表一类Producer，请向MetaQ运维人员申请
properties.put(PropertyKeyConst.ProducerId, "ProducerId1");
OrderProducer producer = ONSFactory.createOrderProducer(properties);
producer.start();
Message msg = new Message(//
"TopicTestONS", // Topic, 请向MetaQ运维人员申请
"TagA", // Tag, 相当于子Topic概念，应用可以自由设置，Consumer消费时，可以通过他来过滤消息
"Hello ONS".getBytes()// 消息内容，二进制形式
);
SendResult sendResult = producer.send(msg, new MessageQueueSelector() {
@Override
public int select(int queueTotal, Message msg, Object arg) {
int value = Math.abs(arg.hashCode());
if (value < 0) {
value = 0;
}
return value % queueTotal;
}
}, 100);
System.out.println(sendResult);
producer.shutdown();
}