一、RabbitMQ生產者代碼
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.MessageProperties;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 生產者者代碼,就相當於發送端
* author:wupeng
* Date:2019/2/20 10:47
*/
public class RabbitProducer {
private static final String EXCHANGE_NAME="exchange_demo";
private static final String ROUTING_KEY="routingkey_demo";
private static final String QUEUE_NAME="queue_demo";
private static final String IP_ADDRESS="localhost";
private static final int PORT=5672;//RabbitMQ服務器的默認端口爲5672
public static void main(String[] args) throws IOException, TimeoutException {
ConnectionFactory factory=new ConnectionFactory();
factory.setHost(IP_ADDRESS);
factory.setPort(PORT);
factory.setUsername("root");
factory.setPassword("root");
Connection connection = factory.newConnection();//創建連接
Channel channel = connection.createChannel();//創建信道
//創建一個type="direct" 、持久化、非自動刪除的交換機
channel.exchangeDeclare(EXCHANGE_NAME,"direct",true,false,null);
//創建一個持久化、非排他性、非自動刪除的隊列
channel.queueDeclare(QUEUE_NAME,true,false,false,null);
//將交換機與隊列通過路由鍵綁定
channel.queueBind(QUEUE_NAME,EXCHANGE_NAME,ROUTING_KEY);
//發送一條持久化的消息 :
String message="你好,我是生產者,Hello world";
channel.basicPublish(EXCHANGE_NAME,ROUTING_KEY,
MessageProperties.PERSISTENT_TEXT_PLAIN,
message.getBytes());
//關閉資源
channel.close();
connection.close();
}
}
二、RabbitMQ消費者代碼
import com.rabbitmq.client.*;
import java.io.IOException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/**
* author:wupeng
* Date:2019/2/20 11:02
*/
public class RabbitConsumer {
private static final String QUEUE_NAME="queue_demo";
private static final String IP_ADDRESS="localhost";
private static final int PORT=5672;//RabbitMQ服務器的默認端口爲5672
public static void main(String[] args) throws IOException, TimeoutException, InterruptedException {
Address[] addresses=new Address[]{
new Address(IP_ADDRESS,PORT)
};
ConnectionFactory factory=new ConnectionFactory();
factory.setUsername("root");
factory.setPassword("root");
Connection connection = factory.newConnection(addresses);//創建連接,此處需要IP地址集
final Channel channel = connection.createChannel();//創建通道
channel.basicQos(64);//設置客戶端最多接收末被ack的消息個數
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
System.out.println("接收到消息: " + new String(body));
try {
TimeUnit.SECONDS.sleep(1);
} catch (InterruptedException e) {
e.printStackTrace();
}
channel.basicAck(envelope.getDeliveryTag(), false);
}
};
channel.basicConsume(QUEUE_NAME,consumer);
//等待回調函數執行完畢後,關閉資源
TimeUnit.SECONDS.sleep(5);
Thread.sleep(5000000);
channel.close();
connection.close();
}
}