1.
//将通道设置为comfirm模式
channel.confirmSelect();
// 消息确认
if(!channel.waitForConfirms()){
System.out.println(message+"fail");
}else{
System.out.println(message+"ok");
}
2. 发送者
package com.aynu.bootamqp.service;
import com.aynu.bootamqp.commons.utils.Amqp;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
public class Send {
private final static String Exchange_NAME ="hello";
public static void main(String[] args) throws IOException, TimeoutException, InterruptedException {
Connection connection = Amqp.getConnection();
Channel channel = connection.createChannel();
//声明交换机
channel.exchangeDeclare(Exchange_NAME,"topic");
//在手动确认机制之前
//一次只发送一条消息,给不同的消费者
channel.basicQos(1);
//将通道设置为comfirm模式
channel.confirmSelect();
String message = "hello ps";
String routingKey ="goods.delete";
for (int i = 0; i <10; i++) {
channel.basicPublish(Exchange_NAME,routingKey,null,message.getBytes("utf-8"));
}
// 消息确认
if(!channel.waitForConfirms()){
System.out.println(message+"fail");
}else{
System.out.println(message+"ok");
}
channel.close();
connection.close();
}
}
2.接收者
package com.aynu.bootamqp.service;
import com.aynu.bootamqp.commons.utils.Amqp;
import com.rabbitmq.client.*;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
@SuppressWarnings("all")
public class Receive2 {
private final static String QUEUE_NAME ="hello1";
private final static String Exchange_NAME ="hello";
public static void main(String[] args) throws IOException, TimeoutException {
Connection connection = Amqp.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME,false,false,false,null);
channel.queueBind(QUEUE_NAME,Exchange_NAME,"goods.#");
channel.basicQos(1);
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope,
AMQP.BasicProperties properties, byte[] body) throws IOException {
super.handleDelivery(consumerTag, envelope, properties, body);
String msg = new String(body,"utf-8");
System.out.println("receive2222"+msg);
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}finally {
// 手动发送消息确认机制
channel.basicAck(envelope.getDeliveryTag(),false);
}
}
};
boolean autoAck = false;
channel.basicConsume(QUEUE_NAME,autoAck,consumer);
}
}