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Merge pull request 'dev.carData' (#3) from dev.carData into master 

Reviewed-on: #3
master
niuwu666 2024-09-29 10:21:36 +08:00
parent 8d7ad9cdb9 25bc628f8f
commit fa3b9b2244
18 changed files with 805 additions and 0 deletions
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96
cloud-modules/cloud-modules-carData/pom.xml 100644
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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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.muyu</groupId>
<artifactId>cloud-modules</artifactId>
<version>3.6.3</version>
</parent>
<artifactId>cloud-modules-carData</artifactId>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!-- SpringCloud Alibaba Nacos -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
</dependency>
<!-- SpringCloud Alibaba Nacos Config -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
</dependency>
<!-- SpringCloud Alibaba Sentinel -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
</dependency>
<!-- SpringBoot Actuator -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<!-- Mysql Connector -->
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
</dependency>
<!-- MuYu Common DataSource -->
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-datasource</artifactId>
</dependency>
<!-- MuYu Common DataScope -->
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-datascope</artifactId>
</dependency>
<!-- MuYu Common Log -->
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-log</artifactId>
</dependency>
<!-- 接口模块 -->
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-api-doc</artifactId>
</dependency>
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-core</artifactId>
</dependency>
<dependency>
<groupId>com.github.ben-manes.caffeine</groupId>
<artifactId>caffeine</artifactId>
<version>2.9.3</version>
</dependency>
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka-clients</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>org.apache.iotdb</groupId>
<artifactId>iotdb-session</artifactId>
<version>0.13.1</version>
</dependency>
</dependencies>
</project>

25
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/CarDataApplication.java 100644
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package com.muyu.carData;
import com.muyu.common.security.annotation.EnableMyFeignClients;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.openfeign.EnableFeignClients;
import javax.swing.*;
/**
* @Author：张腾
* @Package：com.muyu.carData
* @Project：cloud-server-8
* @name：CarDataApplication
* @Date：2024/9/26 15:33
*/
@SpringBootApplication
@EnableMyFeignClients
public class CarDataApplication {
public static void main(String[] args) {
SpringApplication.run(CarDataApplication.class,args);
System.out.println("caused: Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: java.nio.ByteBuffer.flip()Ljava/nio/ByteBuffer;;caused: java.nio.ByteBuffer.flip()Ljava/nio/ByteBuffer;");
}
}

18
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/annotation/IoTTableName.java 100644
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package com.muyu.carData.annotation;
import java.lang.annotation.*;
/**
* @Author：张腾
* @Package：com.muyu.carData.annotation
* @Project：cloud-server-8
* @name：IoTTableName
* @Date：2024/9/27 19:29
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE, ElementType.ANNOTATION_TYPE})
public @interface IoTTableName {
String value() default "";
}

29
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/cacheconfig/CacheExpiry.java 100644
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package com.muyu.carData.config.cacheconfig;
import com.github.benmanes.caffeine.cache.Expiry;
import org.checkerframework.checker.index.qual.NonNegative;
import java.util.concurrent.TimeUnit;
/**
* @Author：张腾
* @Package：com.muyu.carData.cacheconfig
* @Project：cloud-server-8
* @name：CacheExpiry
* @Date：2024/9/26 23:46
*/
public class CacheExpiry implements Expiry<String,ExpiryTime>{
@Override
public long expireAfterCreate(String key, ExpiryTime value, long currentTime) {
return TimeUnit.SECONDS.toNanos(value.getExpiryTime());
}
@Override
public long expireAfterUpdate(String key, ExpiryTime value, long currentTime, @NonNegative long currentDuration) {
return TimeUnit.SECONDS.toNanos(value.getRefreshTime());
}
@Override
public long expireAfterRead(String key, ExpiryTime value, long currentTime, @NonNegative long currentDuration) {
return TimeUnit.SECONDS.toNanos(value.getRefreshTime());
}
}

26
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/cacheconfig/CaffeineConfig.java 100644
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package com.muyu.carData.config.cacheconfig;
import com.github.benmanes.caffeine.cache.Cache;
import com.github.benmanes.caffeine.cache.Caffeine;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
/**
* @Author：张腾
* @Package：com.muyu.carData.cacheconfig
* @Project：cloud-server-8
* @name：CaffeineConfig
* @Date：2024/9/26 23:51
*/
@Configuration
public class CaffeineConfig {
@Bean
public Cache<String, ? extends ExpiryTime> caffeineCache(){
CacheExpiry cacheExpiry = new CacheExpiry();
return Caffeine.newBuilder()
.expireAfter(cacheExpiry)
.initialCapacity(128)
.build();
}
}

33
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/cacheconfig/ExpiryTime.java 100644
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package com.muyu.carData.config.cacheconfig;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.SuperBuilder;
/**
* @Author：张腾
* @Package：com.muyu.carData.cacheconfig
* @Project：cloud-server-8
* @name：ExpiryTime
* @Date：2024/9/26 23:44
*/
@Data
@SuperBuilder
@NoArgsConstructor
@AllArgsConstructor
public class ExpiryTime {
/**
* 过期时间单位（秒）默认30分钟
*/
@Builder.Default
private long expiryTime = 30 * 60;
/**
* 刷新时间单位（秒） 默认15分钟
*/
@Builder.Default
private long refreshTime = 15 * 60;
}

76
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/kafkaconfig/KafkaConfig.java 100644
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package com.muyu.carData.config.kafkaconfig;
import org.apache.kafka.clients.consumer.KafkaConsumer;
import org.apache.kafka.clients.producer.KafkaProducer;
import org.apache.kafka.common.serialization.StringDeserializer;
import org.apache.kafka.common.serialization.StringSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.HashMap;
/**
* @Author：张腾
* @Package：com.muyu.carData.config.kafkaconfig
* @Project：cloud-server-8
* @name：KafkaConfig
* @Date：2024/9/28 12:19
*/
@Configuration
public class KafkaConfig {
@Bean
public KafkaProducer kafkaProducer(){
HashMap<String, Object> configs = new HashMap<>();
configs.put("bootstrap.servers","60.204.221.52:9092");
configs.put("retries",2);
configs.put("batch.size",16384);
//生产者可用于缓冲等待发送到服务器的记录的总内存字节数
configs.put("buffer-memory",3554432);
/**
*生产者producer要求leader节点在考虑完成请求之前收到的确认数,用于控制发送记录在服务端的持久化
*acks=0,设置为0,则生产者producer将不会等待来自服务器的任何确认.该记录将立即添加到套接字(socket)缓冲区并视为已发送
* .在这种情况下,无法保证服务器已收到记录,并且重试配置(retries)将不会生效(因为客户端通常不会知道任何故障),每条记录返回的偏移量始终设置为-1.
*acks=1,设置为1,leader节点会把记录写入本地日志,不需要等待所有follower节点完全确认就会立即应答producer.在这种情况下,
* 在follower节点复制前,leader节点确认记录后立即失败的话,记录将会丢失.
*/
configs.put("acks","-1");
//指定key使用的序列化类
StringSerializer keySerializer = new StringSerializer();
//指定value使用的序列化类
StringSerializer valueSerializer = new StringSerializer();
//创建kafka生产者
return new KafkaProducer(configs, keySerializer, valueSerializer);
}
@Bean
public KafkaConsumer kafkaConsumer(){
HashMap<String, Object> configs = new HashMap<>();
configs.put("bootstrap.servers","60.204.221.52:9092");
//开启consumer的偏移量（offset）自动提交到kafka
configs.put("enable.auto.commit",true);
//偏移量自动提交的时间间隔，单位毫秒
configs.put("auto.commit.interval",5000);
//在Kafka中没有初始化偏移量或者当前偏移量不存在情况
//earliest, 在偏移量无效的情况下, 自动重置为最早的偏移量
//latest, 在偏移量无效的情况下, 自动重置为最新的偏移量
//none, 在偏移量无效的情况下, 抛出异常.
configs.put("auto.offset.reset","latest");
//请求阻塞的最大时间（毫秒）
configs.put("fetch.max.wait",500);
//请求应答的最小字节数
configs.put("fetch.min.size",1);
//心跳间隔时间（毫秒）
configs.put("heartbeat-interval",3000);
//一次调用poll返回的最大记录条数
configs.put("max.poll.records",500);
//指定消费组
configs.put("group.id","firstGroup");
//指定key使用的反序列化类
StringDeserializer keyDeserializer = new StringDeserializer();
//指定value使用的反序列化类
StringDeserializer valueDeserializer = new StringDeserializer();
//创建kafka消费者
return new KafkaConsumer(configs,keyDeserializer,valueDeserializer);
}
}

86
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/lotdbconfig/IotDBSessionConfig.java 100644
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package com.muyu.carData.config.lotdbconfig;
import org.apache.iotdb.rpc.IoTDBConnectionException;
import org.apache.iotdb.session.Session;
import org.apache.iotdb.session.pool.SessionPool;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.Component;
import java.util.List;
/**
* @Author：张腾
* @Package：com.muyu.carData.lotdbconfig
* @Project：cloud-server-8
* @name：IotDBSessionConfig
* @Date：2024/9/27 12:25
* IotDB线程池
*/
@Component
@Configuration
public class IotDBSessionConfig {
private static Logger logger = LoggerFactory.getLogger(IotDBSessionConfig.class);
/**
* 用户名
*/
@Value("${spring.iotdb.username}")
private String username;
/**
* 密码
*/
@Value("${spring.iotdb.password}")
private String password;
/**
* ip地址
*/
@Value("${spring.iotdb.ip}")
private String ip;
/**
* 端口号
*/
@Value("${spring.iotdb.port}")
private Integer port;
/**
* 最大连接数
*/
@Value("${spring.iotdb.maxSize}")
private Integer maxSize;
/**
* 默认每次查询的条数
*/
@Value("${spring.iotdb.fetchSize}")
private int fetchSize;
@Bean
public Session iotSession(){
Session session = new Session(ip, port, username, password);
try {
session.open();
} catch (IoTDBConnectionException e) {
logger.error(String.valueOf(e.getCause()));
}
return session;
}
}

13
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/constract/IoTDBTableParam.java 100644
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package com.muyu.carData.constract;
/**
* @Author：张腾
* @Package：com.muyu.carData.constract
* @Project：cloud-server-8
* @name：IoTDBTableParam
* @Date：2024/9/27 20:02
*/
public class IoTDBTableParam {
public static final String SYSLOG_IOT_TABLE = "student";
}

55
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/consumer/MyKafkaConsumer.java 100644
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package com.muyu.carData.consumer;
import cn.hutool.core.thread.ThreadUtil;
import cn.hutool.json.JSONUtil;
import com.alibaba.nacos.shaded.com.google.common.collect.Lists;
import com.muyu.carData.pojo.Student;
import lombok.extern.log4j.Log4j2;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.clients.consumer.ConsumerRecords;
import org.apache.kafka.clients.consumer.KafkaConsumer;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.time.Duration;
import java.util.Collection;
/**
* @Author：张腾
* @Package：com.muyu.carData.consumer
* @Project：cloud-server-8
* @name：MyKafkaConsumer
* @Date：2024/9/26 15:42
*/
@Component
@Log4j2
public class MyKafkaConsumer implements InitializingBean {
@Autowired
private KafkaConsumer kafkaConsumer;
private final String topicName = "test";
@Override
public void afterPropertiesSet() throws Exception {
log.info("启动线程开始监听topic:{}",topicName);
Thread thread = new Thread(() -> {
ThreadUtil.sleep(1000);
Collection<String> topics = Lists.newArrayList(topicName);
kafkaConsumer.subscribe(topics);
while (true){
ConsumerRecords<String,String> consumerRecords = kafkaConsumer.poll(Duration.ofMillis(1000));
for (ConsumerRecord<String, String> consumerRecord : consumerRecords) {
//从consumerRecord中获取消费数据
String value = consumerRecord.value();
log.info("从Kafka中消费的原始数据：{}",value);
//转换为java对象
Student stu = JSONUtil.toBean(value, Student.class);
log.info("消费数据转换为Java对象：{}",stu);
}
}
});
thread.start();
}
}

47
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/domain/IoTDBRecord.java 100644
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package com.muyu.carData.domain;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import java.util.List;
/**
* @Author：张腾
* @Package：com.muyu.carData.domain
* @Project：cloud-server-8
* @name：IoTDBRecord
* @Date：2024/9/27 19:25
*/
@Data
@Builder
@AllArgsConstructor
@NoArgsConstructor
public class IoTDBRecord {
/**
* 节点路径
*/
private String deviceId;
/**
* 时间戳
*/
private long time = System.currentTimeMillis();
/**
* 属性
*/
private List<String> measurementList;
/**
* 属性值
*/
private List<Object> valueList;
/**
* 数据类型
*/
private List<String> typeList;
}

53
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/interfaces/IoTDBRecordable.java 100644
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package com.muyu.carData.interfaces;
import com.muyu.carData.annotation.IoTTableName;
import com.muyu.carData.domain.IoTDBRecord;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
/**
* @Author：张腾
* @Package：com.muyu.carData.interfaces
* @Project：cloud-server-8
* @name：IoTDBRecordable
* @Date：2024/9/27 19:22
* iot基类
*/
public interface IoTDBRecordable {
Logger logger = LoggerFactory.getLogger(IoTDBRecordable.class);
/**
* 数据载入方法
* @return Record
*/
default IoTDBRecord toRecord() throws Exception {
IoTDBRecord ioTDBRecord = new IoTDBRecord();
Object getIoTDBTime = this.getClass().getMethod("getIoTDBTime").invoke(this);
if (null != getIoTDBTime){
ioTDBRecord.setTime((Long) getIoTDBTime);
}
Class aClass = this.getClass();
IoTTableName name = this.getClass().getAnnotation(IoTTableName.class);
ioTDBRecord.setDeviceId(name.value());
Field[] declaredFields = aClass.getDeclaredFields();
ArrayList<String> measurements = new ArrayList<>();
ArrayList<Object> records = new ArrayList<>();
ArrayList<String> types = new ArrayList<>();
for (Field declaredField : declaredFields) {
measurements.add(declaredField.getName());
String methodNamePro = declaredField.getName().substring(0, 1).toUpperCase() + declaredField.getName().substring(1);
Method methodName = this.getClass().getMethod("get" + methodNamePro);
records.add(methodName.invoke(this));
types.add(methodName.getReturnType().getName());
}
ioTDBRecord.setMeasurementList(measurements);
ioTDBRecord.setValueList(records);
ioTDBRecord.setTypeList(types);
return ioTDBRecord;
}
}

41
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/pojo/Student.java 100644
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package com.muyu.carData.pojo;
import com.muyu.carData.config.cacheconfig.ExpiryTime;
import lombok.*;
import lombok.experimental.SuperBuilder;
/**
* @Author：张腾
* @Package：com.muyu.carData.pojo
* @Project：cloud-server-8
* @name：Student
* @Date：2024/9/27 0:40
*/
@Data
@SuperBuilder
@NoArgsConstructor
@AllArgsConstructor
@EqualsAndHashCode(callSuper = true)
public class Student extends ExpiryTime{
/**
* 主键
*/
private Integer id;
/**
* 姓名
*/
private String name;
/**
* 性别
*/
private String sex;
/**
* 插入时间
*/
private long time = System.currentTimeMillis();
}

44
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/CacheController.java 100644
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package com.muyu.carData.testcontroller;
import com.github.benmanes.caffeine.cache.Cache;
import com.muyu.carData.config.cacheconfig.CaffeineConfig;
import com.muyu.carData.pojo.Student;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* @Author：张腾
* @Package：com.muyu.carData.controller
* @Project：cloud-server-8
* @name：TestController
* @Date：2024/9/26 23:56
*/
@RestController
@RequestMapping("/testCache")
@Log4j2
public class CacheController {
@Autowired
private CaffeineConfig caffeineConfig;
@RequestMapping("/caffeine")
public String caffeine() throws InterruptedException {
Cache<String, Student> stringCache = (Cache<String, Student>) caffeineConfig.caffeineCache();
Student build = Student.builder().id(1)
.name("小马")
.sex("男")
.expiryTime(20 * 60)
.refreshTime(15 * 30)
.build();
stringCache.put("1", build);
Thread.sleep(1000);
//返回缓存的个数
log.info(stringCache.estimatedSize());
//返回缓存的数据
log.info(stringCache.getIfPresent("1"));
return "111";
}
}

111
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/IotDBController.java 100644
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package com.muyu.carData.testcontroller;
import com.muyu.carData.config.lotdbconfig.IotDBSessionConfig;
import lombok.extern.log4j.Log4j2;
import org.apache.iotdb.rpc.IoTDBConnectionException;
import org.apache.iotdb.rpc.StatementExecutionException;
import org.apache.iotdb.session.Session;
import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType;
import org.apache.iotdb.tsfile.write.record.Tablet;
import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.ArrayList;
import java.util.List;
/**
* @Author：张腾
* @Package：com.muyu.carData.testcontroller
* @Project：cloud-server-8
* @name：IotDBController
* @Date：2024/9/28 23:58
*/
@RequestMapping("/iotdb")
@RestController
@Log4j2
public class IotDBController {
@Autowired
private IotDBSessionConfig iotDBSessionConfig;
/**
* 批量插入数据
* @param insertSize 每次插入的条数
* @param count 插入的总条数
* @return
* @throws IoTDBConnectionException
* @throws StatementExecutionException
*/
@GetMapping("/insertData/{insertSize}/{count}")
public String insert(@PathVariable(name = "insertSize") int insertSize,@PathVariable(name = "count") int count) throws IoTDBConnectionException, StatementExecutionException {
Session session = iotDBSessionConfig.iotSession();
List<MeasurementSchema> schemaList = new ArrayList<>();
schemaList.add(new MeasurementSchema("id", TSDataType.INT32));
schemaList.add(new MeasurementSchema("name", TSDataType.TEXT));
schemaList.add(new MeasurementSchema("sex", TSDataType.TEXT));
Tablet tablet = new Tablet("root.yang.baling", schemaList);
//以当前时间戳作为插入的起始时间戳
long timestamp = System.currentTimeMillis();
long beginTime = System.currentTimeMillis();
for (long row = 0;row < count; row++){
int rowIndex = tablet.rowSize++;
tablet.addTimestamp(rowIndex,timestamp); //批量插入的时间戳是数组形式，所以需要使用rowIndex来指定插入的位置
tablet.addValue("id", rowIndex, ((row & 1) == 0 ? 1 : 0));
tablet.addValue("name", rowIndex, "name<=>" + row);
tablet.addValue("sex", rowIndex, "男");
if (tablet.rowSize == insertSize){
long bg = System.currentTimeMillis();
session.insertTablet(tablet);
tablet.reset();
log.info("已经插入了"+(row + 1)+",插入耗时：" + (System.currentTimeMillis() - bg));
}
timestamp++;
}
if (tablet.rowSize != 0){
session.insertTablet(tablet);
log.info("插入完成，耗时：" + (System.currentTimeMillis() - beginTime));
tablet.reset();
}
long endTime = System.currentTimeMillis();
log.info("插入了"+insertSize+"条数据,每次插入"+count+"条数据,总耗时:"+(endTime - beginTime));
return "时序性数据库测试success";
}
/* @GetMapping("/batchInsertRecords/{num}")
public String batchInsertRecords(@PathVariable Integer num){
String deviceId = "root.yang";
//属性（字段）
List<String> schemaList = new ArrayList<>();
schemaList.add("id");
schemaList.add("name");
schemaList.add("age");
ArrayList<TSDataType> tsDataTypes = new ArrayList<>();
tsDataTypes.add(TSDataType.INT32);
tsDataTypes.add(TSDataType.TEXT);
tsDataTypes.add(TSDataType.INT32);
List<Object> value = new ArrayList<>();
value.add(1);
value.add("张腾");
value.add(18);
ArrayList<String> deviceIds = new ArrayList<>();
ArrayList<Long> times = new ArrayList<>();
ArrayList<List<TSDataType>> typeList = new ArrayList<>();
ArrayList<List<Object>> valueList = new ArrayList<>();
for (int i = 0; i < num; i++) {
deviceIds.add()
}
}*/
}

50
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/KafkaProducerController.java 100644
View File

@ -0,0 +1,50 @@
package com.muyu.carData.testcontroller;
import com.alibaba.fastjson.JSONObject;
import com.muyu.carData.pojo.Student;
import lombok.extern.log4j.Log4j2;
import org.apache.kafka.clients.producer.KafkaProducer;
import org.apache.kafka.clients.producer.ProducerRecord;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* @Author：张腾
* @Package：com.muyu.carData.testcontroller
* @Project：cloud-server-8
* @name：KafkaProducerController
* @Date：2024/9/28 15:10
*/
@RestController
@RequestMapping("/produce")
@Log4j2
public class KafkaProducerController {
@Autowired
private KafkaProducer kafkaProducer;
private final String topicName = "test";
@GetMapping("/produceTest")
public String produceTest() {
try {
Student stu = Student.builder().id(2)
.name("杨闪闪")
.sex("男")
.build();
String stuStr = JSONObject.toJSONString(stu);
log.info("Topic:{}", topicName);
log.info("Java对象：{}",stu);
log.info("转换为JSON：{}",stuStr);
//使用KafkaProducer发送消息
ProducerRecord<String, String> stringProducerRecord = new ProducerRecord<>(topicName, stuStr);
kafkaProducer.send(stringProducerRecord);
}catch (Exception e){
log.error("Producer写入Topic异常,异常信息是：{}",e.getMessage());
}
return "消息发送成功";
}
}

1
cloud-modules/cloud-modules-system/pom.xml
View File

@ -80,6 +80,7 @@
<groupId>com.muyu</groupId>
<artifactId>cloud-common-core</artifactId>
</dependency>
</dependencies>
<build>

1
cloud-modules/pom.xml
View File

@ -13,6 +13,7 @@
<module>cloud-modules-system</module>
<module>cloud-modules-gen</module>
<module>cloud-modules-file</module>
<module>cloud-modules-carData</module>
</modules>
<artifactId>cloud-modules</artifactId>