VIPJAVA/rabbitmq-demo/src/main/java/com/sf/deadletter/DeadLetter.java

package com.sf.deadletter;

import com.rabbitmq.client.Channel;
import com.sf.util.MqUtils;

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class DeadLetter {

    public static void main(String[] args) throws Exception {
        Channel channel = MqUtils.getChannel();
        channel.exchangeDeclare("exchange.dlx", "direct", true, false, null);
        channel.queueDeclare("queue.dlx", true, false, false, null);
        channel.queueBind("queue.dlx", "exchange.dlx", "dlx-routing-key");

        Map<String, Object> param = new HashMap<String, Object>();
        param.put("x-dead-letter-exchange", "exchange.dlx");
        param.put("x-dead-letter-routing-key", "dlx-routing-key");
        channel.exchangeDeclare("exchange.normal2", "direct");
        channel.queueDeclare("queue.normal2", false, false, false, param);
        channel.queueBind("queue.normal2", "exchange.normal2", "zhangsan");
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入消息：");
        while (scanner.hasNext()) {
            String message = scanner.next();
            System.out.println(message);
            channel.basicPublish("exchange.normal2", "dlx-routing-key", null, message.getBytes());
        }
    }
}