生產者：

package com.gavin.mq.direct;

import com.gavin.utils.RabbitMQUtils;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.MessageProperties;
import org.junit.Test;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

/**
 * 路由訂閱模型routing-direct模式：
 */
public class WorkProvider {
    @Test
    public void testSendMessage() throws IOException, TimeoutException {

        Connection connection = RabbitMQUtils.getConnection();
        Channel channel = connection.createChannel();
        //宣告交換機 引數1：交換機名稱
        channel.exchangeDeclare("logs_direct","direct");
        //routingKey為info
        channel.basicPublish("logs_direct","info", MessageProperties.PERSISTENT_BASIC,("hello direct").getBytes());
        RabbitMQUtils.close(channel,connection);
    }
}

　　消費者1：

package com.gavin.mq.direct;

import com.gavin.utils.RabbitMQUtils;
import com.rabbitmq.client.*;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class WorkConsumer {
    public static void main(String[] args) throws IOException, TimeoutException {
        Connection connection = RabbitMQUtils.getConnection();
        Channel channel = connection.createChannel();
        channel.exchangeDeclare("logs_direct","direct");
        String tempQueue = channel.queueDeclare().getQueue();
        channel.queueBind(tempQueue,"logs_direct","error");
        channel.queueBind(tempQueue,"logs_direct","warning");
        channel.basicConsume(tempQueue,true,new DefaultConsumer(channel){
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                System.out.println(new String(body));
            }
        });
    }
}

消費者2：

package com.gavin.mq.direct;

import com.gavin.utils.RabbitMQUtils;
import com.rabbitmq.client.*;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class WorkConsumer2 {
    public static void main(String[] args) throws IOException, TimeoutException {
        Connection connection = RabbitMQUtils.getConnection();
        Channel channel = connection.createChannel();
        channel.exchangeDeclare("logs_direct","direct");
        String tempQueue = channel.queueDeclare().getQueue();
        channel.queueBind(tempQueue,"logs_direct","info");
        channel.basicConsume(tempQueue,true,new DefaultConsumer(channel){
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                System.out.println("consumer2:"+new String(body));
            }
        });
    }
}