/**
* 生成消费者
*
* @throws Exception
*/
private void makeConsumer() throws Exception {
if (null == mqConsumer) {
mqConsumer = new DefaultMQPushConsumer(mqGroupName);
mqConsumer.setNamesrvAddr(mqNameServers);
mqConsumer.setInstanceName(mqInstanceName);
mqConsumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_LAST_OFFSET);
mqConsumer.registerMessageListener(mqListener);
mqConsumer.start();
logger.info(
"Consumer-> GroupName:{} InstanceName:{} <{}> is ok.",
mqGroupName,
mqInstanceName,
mqNameServers);
}
}
public static void main(String[] args) {
DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("consumer");
consumer.setNamesrvAddr("10.0.1.187:9876:9876");
try {
// 订阅PushTopic下Tag为push的消息
consumer.subscribe("test", "test1");
// 程序第一次启动从消息队列头取数据
consumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_FIRST_OFFSET);
consumer.registerMessageListener(
new MessageListenerConcurrently() {
public ConsumeConcurrentlyStatus consumeMessage(
List<MessageExt> list, ConsumeConcurrentlyContext Context) {
Message msg = list.get(0);
System.out.println(msg.toString());
return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
}
});
consumer.start();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) throws InterruptedException, MQClientException {
DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("CID_JODIE_1");
consumer.subscribe("Jodie_topic_1023", "*");
consumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_FIRST_OFFSET);
consumer.registerMessageListener(
new MessageListenerConcurrently() {
/** */
@Override
public ConsumeConcurrentlyStatus consumeMessage(
List<MessageExt> msgs, ConsumeConcurrentlyContext context) {
System.out.println(Thread.currentThread().getName() + " Receive New Messages: " + msgs);
return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
}
});
consumer.start();
System.out.println("Consumer Started.");
}