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); } }