feat 客户端创建MQTT 主题 和消息 实现消息的发送和接受 测试

.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

pom.xml

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+<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.muyu</groupId>
+    <artifactId>mqtt</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>mqtt</name>
+    <description>Demo project for Spring Boot</description>
+    <properties>
+        <java.version>17</java.version>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <spring-boot.version>2.6.13</spring-boot.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <!--  MQTT-->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.32</version>
+            <scope>provided</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.eclipse.paho</groupId>
+            <artifactId>org.eclipse.paho.client.mqttv3</artifactId>
+            <version>1.2.5</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.12.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-amqp</artifactId>
+        </dependency>
+    </dependencies>
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-dependencies</artifactId>
+                <version>${spring-boot.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>17</source>
+                    <target>17</target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring-boot.version}</version>
+                <configuration>
+                    <mainClass>com.muyu.MqttApplication</mainClass>
+                    <skip>true</skip>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>repackage</id>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/com/muyu/MqttApplication.java

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+package com.muyu;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class MqttApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(MqttApplication.class, args);
+    }
+
+}

src/main/java/com/muyu/demos/web/BasicController.java

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+/*
+ * Copyright 2013-2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.muyu.demos.web;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+/**
+ * @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
+ */
+@Controller
+public class BasicController {
+
+    // http://127.0.0.1:8080/hello?name=lisi
+    @RequestMapping("/hello")
+    @ResponseBody
+    public String hello(@RequestParam(name = "name", defaultValue = "unknown user") String name) {
+        return "Hello " + name;
+    }
+
+    // http://127.0.0.1:8080/user
+    @RequestMapping("/user")
+    @ResponseBody
+    public User user() {
+        User user = new User();
+        user.setName("theonefx");
+        user.setAge(666);
+        return user;
+    }
+
+    // http://127.0.0.1:8080/save_user?name=newName&age=11
+    @RequestMapping("/save_user")
+    @ResponseBody
+    public String saveUser(User u) {
+        return "user will save: name=" + u.getName() + ", age=" + u.getAge();
+    }
+
+    // http://127.0.0.1:8080/html
+    @RequestMapping("/html")
+    public String html(){
+        return "index.html";
+    }
+
+    @ModelAttribute
+    public void parseUser(@RequestParam(name = "name", defaultValue = "unknown user") String name
+            , @RequestParam(name = "age", defaultValue = "12") Integer age, User user) {
+        user.setName("zhangsan");
+        user.setAge(18);
+    }
+}

src/main/java/com/muyu/demos/web/PathVariableController.java

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+/*
+ * Copyright 2013-2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.muyu.demos.web;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+/**
+ * @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
+ */
+@Controller
+public class PathVariableController {
+
+    // http://127.0.0.1:8080/user/123/roles/222
+    @RequestMapping(value = "/user/{userId}/roles/{roleId}", method = RequestMethod.GET)
+    @ResponseBody
+    public String getLogin(@PathVariable("userId") String userId, @PathVariable("roleId") String roleId) {
+        return "User Id : " + userId + " Role Id : " + roleId;
+    }
+
+    // http://127.0.0.1:8080/javabeat/somewords
+    @RequestMapping(value = "/javabeat/{regexp1:[a-z-]+}", method = RequestMethod.GET)
+    @ResponseBody
+    public String getRegExp(@PathVariable("regexp1") String regexp1) {
+        return "URI Part : " + regexp1;
+    }
+}

src/main/java/com/muyu/demos/web/User.java

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+/*
+ * Copyright 2013-2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.muyu.demos.web;
+
+/**
+ * @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
+ */
+public class User {
+
+    private String name;
+
+    private Integer age;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getAge() {
+        return age;
+    }
+
+    public void setAge(Integer age) {
+        this.age = age;
+    }
+}

src/main/java/com/muyu/mqtt/MessageCallbackService.java

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+package com.muyu.mqtt;
+
+import org.eclipse.paho.client.mqttv3.IMqttDeliveryToken;
+import org.eclipse.paho.client.mqttv3.MqttCallback;
+import org.eclipse.paho.client.mqttv3.MqttMessage;
+import org.springframework.stereotype.Service;
+
+/**
+ * 回执消息类 MessageCallbackService
+ *
+ * @author Yangle
+ * Date 2024/5/29 20:24
+ */
+@Service
+public class MessageCallbackService implements MqttCallback {
+
+    @Override
+    public void connectionLost(Throwable cause) {
+        System.out.println("connectionLost: " + cause.getMessage());
+    }
+    @Override
+    public void messageArrived(String topic, MqttMessage message) {
+        System.out.println("topic: " + topic);
+        System.out.println("Qos: " + message.getQos());
+        System.out.println("message content: " + new String(message.getPayload()));
+
+    }
+
+    @Override
+    public void deliveryComplete(IMqttDeliveryToken token) {
+        System.out.println("deliveryComplete---------" + token.isComplete());
+    }
+
+}

src/main/java/com/muyu/mqtt/MqttFactory.java

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+package com.muyu.mqtt;
+
+import lombok.AllArgsConstructor;
+import org.eclipse.paho.client.mqttv3.MqttClient;
+import org.eclipse.paho.client.mqttv3.MqttConnectOptions;
+import org.eclipse.paho.client.mqttv3.MqttException;
+import org.eclipse.paho.client.mqttv3.persist.MemoryPersistence;
+import org.springframework.stereotype.Service;
+
+/**
+ * mqtt配置 MqttConfig
+ *
+ * @author Yangle
+ * Date 2024/5/29 20:26
+ */
+@Service
+@AllArgsConstructor
+public class MqttFactory {
+
+    private final MessageCallbackService messageCallbackService;
+    public MqttClient creatClient(MqttProperties mqttProperties) {
+        MqttClient client = null;
+        try {
+            client = new MqttClient(mqttProperties.getBroker(), mqttProperties.getClientid(), new MemoryPersistence());
+            MqttConnectOptions options = new MqttConnectOptions();
+
+            // 连接参数
+            if (mqttProperties.isLong())
+            {
+                options.setUserName(mqttProperties.getUsername());
+                options.setPassword(mqttProperties.getPassword().toCharArray());
+            }
+
+
+            options.setConnectionTimeout(60);
+            options.setKeepAliveInterval(60);
+            client.connect(options);
+            client.setCallback(messageCallbackService);
+            client.subscribe(mqttProperties.getTopic(),0);
+
+        } catch (MqttException e) {
+            throw new RuntimeException(e);
+        }
+
+        return client;
+    }
+}

src/main/java/com/muyu/mqtt/MqttProperties.java

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+package com.muyu.mqtt;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.experimental.SuperBuilder;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.UUID;
+
+/**
+ * 配置文件 MqttProperties
+ *
+ * @author Yangle
+ * Date 2024/5/29 20:06
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@SuperBuilder
+public class MqttProperties {
+
+     private    String broker;
+     private    String topic ;
+     private    String username;
+     private    String password;
+     private    String clientid;
+
+     public static MqttProperties configBuild(String ip,String topic){
+         return MqttProperties.builder()
+                 .broker("tcp://"+ip+":1883")
+                 .topic(topic)
+                 .clientid("protocol-parsing")
+                 .build();
+     }
+
+     public boolean isLong(){
+         return !StringUtils.isBlank(this.username) && !StringUtils.isBlank(this.password);
+     }
+
+
+}

src/main/java/com/muyu/mqtt/MsgHandler.java

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+package com.muyu.mqtt;
+
+import lombok.extern.log4j.Log4j2;
+import org.eclipse.paho.client.mqttv3.MqttClient;
+import org.springframework.amqp.rabbit.annotation.RabbitListener;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+/**
+ * 消息处理器 MsgHandler
+ *
+ * @author Yangle
+ * Date 2024/5/29 20:44
+ */
+@Log4j2
+@Component
+public class MsgHandler {
+
+    @Autowired
+    private MqttFactory mqttFactory;
+    @RabbitListener(queues = "create.topic")
+    public void msg(String msg){
+        System.out.println("接收到消息：" + msg);
+        MqttProperties mqttProperties = MqttProperties.configBuild(
+                "47.102.133.88",
+                "mqtt/test"
+        );
+         log.error("接收到消息初始化信息:{}",mqttProperties);
+        MqttClient mqttClient = mqttFactory.creatClient(mqttProperties);
+        log.error("client创建成功:{}",mqttClient.getClientId());
+
+    }
+}

src/main/java/com/muyu/mqtt/RabbitConfig.java

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+package com.muyu.mqtt;
+
+import org.springframework.amqp.core.Binding;
+import org.springframework.amqp.core.BindingBuilder;
+import org.springframework.amqp.core.DirectExchange;
+import org.springframework.amqp.core.Queue;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * RabbitConfig
+ *
+ * @author Yangle
+ * Date 2024/5/29 20:44
+ */
+@Configuration
+public class RabbitConfig {
+
+
+  @Bean
+  public Queue autoDeleteQueue1() {
+    return new Queue("create.topic", true);
+  }
+
+  @Bean
+  public DirectExchange directExchange() {
+    return new DirectExchange("topic.direct");
+  }
+
+  @Bean
+  public Binding binding(DirectExchange directExchange,
+                         Queue autoDeleteQueue1 ) {
+    return BindingBuilder.bind(autoDeleteQueue1)
+            .to(directExchange)
+            .with("protocol-parsing");
+  }
+}

src/main/java/com/muyu/mqtt/SubscribeSample.java

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+package com.muyu.mqtt;
+
+import org.eclipse.paho.client.mqttv3.*;
+import org.eclipse.paho.client.mqttv3.persist.MemoryPersistence;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SubscribeSample {
+   public static void main(String[] args) {
+
+       String broker = "tcp://47.102.133.88:1883";
+       String topic = "mqtt/test";
+       String username = "emqx";
+       String password = "public";
+       String clientid = "subscribe_client";
+       int qos = 0;
+
+       try {
+           MqttClient client = new MqttClient(broker, clientid, new MemoryPersistence());
+           // 连接参数
+           MqttConnectOptions options = new MqttConnectOptions();
+           options.setUserName(username);
+           options.setPassword(password.toCharArray());
+           options.setConnectionTimeout(60);
+      options.setKeepAliveInterval(60);
+           // 设置回调
+           client.setCallback(new MqttCallback() {
+
+               @Override
+               public void connectionLost(Throwable cause) {
+                   System.out.println("connectionLost: " + cause.getMessage());
+              }
+               @Override
+               public void messageArrived(String topic, MqttMessage message) {
+                   System.out.println("topic: " + topic);
+                   System.out.println("Qos: " + message.getQos());
+                   System.out.println("message content: " + new String(message.getPayload()));
+
+              }
+
+              @Override
+               public void deliveryComplete(IMqttDeliveryToken token) {
+                   System.out.println("deliveryComplete---------" + token.isComplete());
+              }
+
+          });
+           client.connect(options);
+           client.subscribe(topic, qos);
+      } catch (Exception e) {
+           e.printStackTrace();
+      }
+       SpringApplication.run(SubscribeSample.class, args);
+  }
+}

src/main/resources/application.yml

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+# 应用服务 WEB 访问端口4
+server: 808
+
+spring:
+  application:
+    name: protocol-parsing
+  rabbitmq:
+    host: 115.159.211.196

src/main/resources/static/index.html

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+<html>
+    <body>
+        <h1>hello word!!!</h1>
+        <p>this is a html page</p>
+    </body>
+</html>

src/test/java/com/muyu/MqttApplicationTests.java

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+package com.muyu;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class MqttApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}