RabbitMQ Hello World

RabbitMQ Hello World

rabbitmq operation:

C:\Program Files\RabbitMQ Server\rabbitmq_server-3.7.2\sbin>rabbitmqctl.bat add_user root root123
Adding user "root" ...
C:\Program Files\RabbitMQ Server\rabbitmq_server-3.7.2\sbin>rabbitmqctl.bat set_permissions -p / root ".*" ".*" ".*"
Setting permissions for user "root" in vhost "/" ...

C:\Program Files\RabbitMQ Server\rabbitmq_server-3.7.2\sbin>rabbitmqctl.bat start_app
Starting node rabbit@LAPTOP-07APR6RI ...
 completed with 3 plugins.
C:\Program Files\RabbitMQ Server\rabbitmq_server-3.7.2\sbin>rabbitmqctl.bat list_users
Listing users ...
guest   [administrator]
root    []

C:\Program Files\RabbitMQ Server\rabbitmq_server-3.7.2\sbin>rabbitmqctl.bat set_user_tags root administrator
Setting tags for user "root" to [administrator] ...

pom:

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.stono</groupId>
  <artifactId>rmq_p010</artifactId>
  <version>1.0-SNAPSHOT</version>

  <name>rmq_p010</name>
  <!-- FIXME change it to the project's website -->
  <url>http://www.example.com</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.7</maven.compiler.source>
    <maven.compiler.target>1.7</maven.compiler.target>
  </properties>

  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>com.rabbitmq</groupId>
      <artifactId>amqp-client</artifactId>
      <version>4.2.1</version>
    </dependency>

  </dependencies>

  <build>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.0.0</version>
        </plugin>
        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_jar_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.7.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.20.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-jar-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>
</project>

producer:

package com.stono;

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;

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 = "192.168.1.103";
    private static final int PORT = 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("root123");
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();
        channel.exchangeDeclare(EXCHANGE_NAME, "direct",true, false, null);
        channel.queueDeclare(QUEUE_NAME,true,false,false,null);
        channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, ROUTING_KEY);
        String message = "Hello World";
        channel.basicPublish(EXCHANGE_NAME, ROUTING_KEY, MessageProperties.PERSISTENT_TEXT_PLAIN, message.getBytes());
        channel.close();
        connection.close();
    }
}

consumer:

package com.stono;

import com.rabbitmq.client.*;

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

public class RabbitConsumer {
    private static final String QUEUE_NAME = "queue_demo";
    private static final String IP_ADDRESS = "192.168.1.103";
    private static final int PORT = 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("root123");
        Connection connection = factory.newConnection(addresses);
        final Channel channel = connection.createChannel();
        channel.basicQos(64);
        Consumer consumer = new DefaultConsumer(channel) {
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                System.out.println("recv message: " + new String(body));
                try{
                    TimeUnit.SECONDS.sleep(1);
                }catch(Exception e){
                    e.printStackTrace();
                }
                channel.basicAck(envelope.getDeliveryTag(),false);
            }
        };
        channel.basicConsume(QUEUE_NAME, consumer);
        TimeUnit.SECONDS.sleep(5);
        channel.close();
        connection.close();

    }
}