使用原生Api操作rabbitmq
发送的消息
rabbitmq控制台查看到的消息
消息的消费有两种形式，一种是拉取消息，一种推送消息
拉取消息
推送消息
代码部分
<?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.java</groupId>
<artifactId>rabbitmq-server</artifactId>
<packaging>pom</packaging>
<version>1.0-SNAPSHOT</version>
<modules>
<module>rabbitmq-provider</module>
<module>rabbitmq-consumer</module>
<module>rabbitmq-original</module>
<module>rabbitmq-springboot</module>
</modules>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.5.7</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-amqp</artifactId>
<version>2.5.7</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>2.5.7</version>
</dependency>
<dependency>
<groupId>org.springframework.amqp</groupId>
<artifactId>spring-rabbit-test</artifactId>
<scope>test</scope>
</dependency>
<!--引入junit单元测试依赖-->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
</dependency>
<dependency>
<groupId>com.rabbitmq</groupId>
<artifactId>amqp-client</artifactId>
<version>5.12.0</version>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger2</artifactId>
<version>2.9.2</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger-ui</artifactId>
<version>2.9.2</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-stream-rabbit</artifactId>
<version>3.2.5</version>
</dependency>
<!-- <dependency>-->
<!-- <groupId>org.springframework.cloud</groupId>-->
<!-- <artifactId>spring-cloud-stream-binder-kafka</artifactId>-->
<!-- <version>2.2.1.RELEASE</version>-->
<!-- </dependency>-->
<!-- <dependency>-->
<!-- <groupId>org.springframework.cloud</groupId>-->
<!-- <artifactId>spring-cloud-stream-binder-rocketmq</artifactId>-->
<!-- <version>0.2.2.RELEASE</version>-->
<!-- </dependency>-->
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
上面的演示部分是直接和队列交互的，下面演示客户端，交换机，队列三者交互
代码部分
完整代码
<?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">
<parent>
<artifactId>rabbitmq-server</artifactId>
<groupId>com.java</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>rabbitmq-original</artifactId>
<dependencies>
<dependency>
<groupId>com.rabbitmq</groupId>
<artifactId>amqp-client</artifactId>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
</dependency>
</dependencies>
</project>
package com.java.util;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* 作者 yourheart
* 时间: 2020/5/27 14:35
* 描述
*/
public class TimeUtils {
//获取当前时间
public static String getTime() {
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String format = sdf.format(date);
return format;
}
/**
* 获取哪一天
* @return
*/
public static String getDay() {
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String format = sdf.format(date);
return format;
}
public static String getExactTime() {
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
String format = sdf.format(date);
return format;
}
/**
* 获取具体是哪一天的时间
* @return
*/
public static int getSpecificTime(){
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String format = sdf.format(date);
String[] split = format.split("-");
int parseInt = Integer.parseInt(split[2]);
return parseInt;
}
/**
* 获取哪一年
* @return
*/
public static String getYear() {
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy");
String format = sdf.format(date);
return format;
}
}
package com.java;
import com.java.util.TimeUtils;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import org.junit.Test;
import java.util.HashMap;
import java.util.Map;
/**
* @Description: 原生rabbitmq发送消息
* @Author: qiuxie
* @Create: 2023/7/20 17:00
*/
public class SendMessageTest {
private final String QUEUE_NAME="hello 20230721";
private final String QUORUM_QUEUE_NAME="hello quorum 20230721";
private final String STREAM_QUEUE_NAME="stream";
@Test
public void totalTest() throws Exception {
// test002();
//test001();
test();
}
public void test002() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
while (true){
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
System.out.println("休眠异常");
}
//这里申明的是Stream队列
Map<String,Object> param=new HashMap<>(16);
param.put("x-queue-type","stream");
//20GB
param.put("x-max-length-bytes",20_000_000_000L);
//100MB
param.put("x-stream-max-segment-size-bytes",100_000_000);
channel.queueDeclare(STREAM_QUEUE_NAME,true,false,false,param);
String message="hello qiuxie"+ TimeUtils.getTime();
channel.basicPublish("", STREAM_QUEUE_NAME,null,message.getBytes("UTF-8"));
System.out.println("发送的消息为:"+message);
}
}
public void test001() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
while (true){
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
System.out.println("休眠异常");
}
//这里申明的是Quorum队列
Map<String,Object> param=new HashMap<>(16);
param.put("x-queue-type","quorum");
channel.queueDeclare(QUORUM_QUEUE_NAME,true,false,false,param);
String message="hello qiuxie"+ TimeUtils.getTime();
channel.basicPublish("", QUORUM_QUEUE_NAME,null,message.getBytes("UTF-8"));
System.out.println("发送的消息为:"+message);
}
}
public void test() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
while (true){
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
System.out.println("休眠异常");
}
//这里申明的是经典队列
channel.queueDeclare(QUEUE_NAME,false,false,false,null);
String message="hello qiuxie "+ TimeUtils.getTime();
channel.basicPublish("", QUEUE_NAME,null,message.getBytes("UTF-8"));
System.out.println("发送的消息为:"+message);
}
}
}
package com.java;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
/**
* @Description:
* @Author: qiuxie
* @Create: 2023/7/20 17:05
*/
public class RabbitMqUtil {
private static Connection connection;
private static final String HOST_NAME="192.168.0.106";
private static final int HOST_PORT=5672;
public static final String QUEUE_HELLO="hello";
public static final String QUEUE_WORK="work";
public static final String QUEUE_PUBLISH="publish";
public static Connection getConnection() throws Exception {
if(null == connection) {
ConnectionFactory factory = new ConnectionFactory();
factory.setHost(HOST_NAME);
factory.setPort(HOST_PORT);
factory.setUsername("root");
factory.setPassword("qwejkl1992");
connection = factory.newConnection();
}
return connection;
}
}
package com.java;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.GetResponse;
import org.junit.Test;
import java.util.HashMap;
import java.util.Map;
/**
* @Description: 拉取消息
* @Author: qiuxie
* @Create: 2023/7/20 17:25
*/
public class PullMessageTest {
private final String QUEUE_NAME="hello 20230721";
private final String QUORUM_QUEUE_NAME="hello quorum 20230721";
@Test
public void test() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
channel.basicQos(100);
Map<String,Object> params = new HashMap<>(16);
System.out.println(" [*] Waiting for messages. To exit press CTRL+C");
GetResponse response = channel.basicGet(QUEUE_NAME, true);
if(null != response){
System.out.println(new String(response.getBody(),"UTF-8"));
}
GetResponse response2 = channel.basicGet(QUEUE_NAME, true);
if(null != response2){
System.out.println(new String(response2.getBody(),"UTF-8"));
}
channel.close();
connection.close();
}
}
package com.java;
import com.rabbitmq.client.*;
import java.io.IOException;
import java.util.Map;
/**
* @Description: 推送消息
* @Author: qiuxie
* @Create: 2023/7/20 17:39
*/
public class PushMessageTest {
private final static String QUEUE_NAME="hello 20230721";
private final static String QUORUM_QUEUE_NAME="hello quorum 20230721";
private final static String STREAM_QUEUE_NAME="stream";
public static void main(String[] args) throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
String routingKey = envelope.getRoutingKey();
System.out.println("routingKey >"+routingKey);
String contentType = properties.getContentType();
System.out.println("contentType >"+contentType);
long deliveryTag = envelope.getDeliveryTag();
System.out.println("deliveryTag >"+deliveryTag);
System.out.println("content:"+new String(body,"UTF-8"));
System.out.println("messageId:"+properties.getMessageId());
Map<String, Object> headers = properties.getHeaders();
if (headers!=null){
properties.getHeaders().forEach((key,value)-> System.out.println("key: "+key +"; value: "+value));
}
//消息处理完后，进行答复。答复过的消息，服务器就不会再次转发。
//没有答复过的消息，服务器会一直不停转发。
channel.basicAck(deliveryTag, false);
}
};
//进入消费状态、手动ACK
channel.basicConsume(QUEUE_NAME, false, consumer);
}
}
package com.java.exchange;
import com.java.RabbitMqUtil;
import com.java.util.TimeUtils;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import org.junit.Test;
import java.io.IOException;
/**
* @Description:
* @Author: qiuxie
* @Create: 2023/7/21 0:16
*/
public class EmitLogDirect {
private final String EXCHANGE_NAME = "directExchange 20230722";
private final String TOPIC_EXCHANGE_NAME = "topicExchange 20230722";
@Test
public void messageTest() throws Exception {
while (true) {
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
System.out.println("休眠异常");
}
test();
}
}
public void test001() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
//发送者只管往exchange里发消息，而不用关心具体发到哪些queue里。
channel.exchangeDeclare(TOPIC_EXCHANGE_NAME, "topic");
String message = "LOG INFO";
channel.basicPublish(TOPIC_EXCHANGE_NAME, "anonymous.info", null, message.getBytes());
// channel.basicPublish(EXCHANGE_NAME, "tuling.loulan.debug", null, message.getBytes());
}
public void test() throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
channel.exchangeDeclare(EXCHANGE_NAME,"direct");
String message = "LOG INFO 44444 "+ TimeUtils.getTime();
channel.basicPublish(EXCHANGE_NAME, "debug", null, message.getBytes());
// channel.close();
// connection.close();
}
}
package com.java.exchange;
import com.java.RabbitMqUtil;
import com.rabbitmq.client.*;
import java.io.IOException;
/**
* @Description:
* @Author: qiuxie
* @Create: 2023/7/21 0:23
*/
public class ReceiveLogsDirect {
private static final String EXCHANGE_NAME = "directExchange 20230722";
public static void main(String[] args) throws Exception {
Connection connection = RabbitMqUtil.getConnection();
Channel channel = connection.createChannel();
channel.exchangeDeclare(EXCHANGE_NAME, "direct");
String queueName = channel.queueDeclare().getQueue();
System.out.println("队列名称:"+queueName);
channel.queueBind(queueName, EXCHANGE_NAME, "info");
channel.queueBind(queueName, EXCHANGE_NAME, "debug");
Consumer myconsumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
System.out.println("========================");
String routingKey = envelope.getRoutingKey();
System.out.println("routingKey >" + routingKey);
String contentType = properties.getContentType();
System.out.println("contentType >" + contentType);
long deliveryTag = envelope.getDeliveryTag();
System.out.println("deliveryTag >" + deliveryTag);
System.out.println("content:" + new String(body, "UTF-8"));
//消息处理完后，进行答复。答复过的消息，服务器就不会再次转发。
//没有答复过的消息，服务器会一直不停转发。
// channel.basicAck(deliveryTag, false);
}
};
channel.basicConsume(queueName, true, myconsumer);
}
}
以上就是原生mq操作的全部过程，rabbitmq安装教程https://www.cnblogs.com/q202105271618/p/16290851.html
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