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张腾 2024-09-30 09:03:17 +08:00
parent 25bc628f8f
commit 6f52789cc0
11 changed files with 115 additions and 19 deletions
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4
cloud-modules/cloud-modules-carData/pom.xml
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@ -92,5 +92,9 @@
<artifactId>iotdb-session</artifactId>
<version>0.13.1</version>
</dependency>
<dependency>
<groupId>com.muyu</groupId>
<artifactId>cloud-common-rabbit</artifactId>
</dependency>
</dependencies>
</project>

6
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/CarDataApplication.java
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@ -1,5 +1,6 @@
package com.muyu.carData;
import com.muyu.carData.listener.MyListener;
import com.muyu.common.security.annotation.EnableMyFeignClients;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@ -19,7 +20,8 @@ import javax.swing.*;
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;");
SpringApplication application = new SpringApplication(CarDataApplication.class);
application.addListeners(new MyListener());
application.run(args);
}
}

2
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/config/kafkaconfig/KafkaConfig.java
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@ -28,7 +28,7 @@ public class KafkaConfig {
//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
* ,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,

2
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/consumer/MyKafkaConsumer.java
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@ -15,7 +15,7 @@ import org.springframework.stereotype.Component;
import java.time.Duration;
import java.util.Collection;
/**
/**卡夫卡消费者
* @Author：张腾
* @Package：com.muyu.carData.consumer
* @Project：cloud-server-8

2
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/CacheController.java → cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/controller/CacheController.java
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@ -1,4 +1,4 @@
package com.muyu.carData.testcontroller;
package com.muyu.carData.controller;
import com.github.benmanes.caffeine.cache.Cache;
import com.muyu.carData.config.cacheconfig.CaffeineConfig;

4
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/IotDBController.java → cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/controller/IotDBController.java
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@ -1,4 +1,4 @@
package com.muyu.carData.testcontroller;
package com.muyu.carData.controller;
import com.muyu.carData.config.lotdbconfig.IotDBSessionConfig;
import lombok.extern.log4j.Log4j2;
@ -44,11 +44,13 @@ public class IotDBController {
@GetMapping("/insertData/{insertSize}/{count}")
public String insert(@PathVariable(name = "insertSize") int insertSize,@PathVariable(name = "count") int count) throws IoTDBConnectionException, StatementExecutionException {
Session session = iotDBSessionConfig.iotSession();
//schemaList 属性及类型
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 封装数据
Tablet tablet = new Tablet("root.yang.baling", schemaList);
//以当前时间戳作为插入的起始时间戳

21
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/testcontroller/KafkaProducerController.java → cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/controller/KafkaProducerController.java
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@ -1,7 +1,6 @@
package com.muyu.carData.testcontroller;
package com.muyu.carData.controller;
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;
@ -25,21 +24,15 @@ public class KafkaProducerController {
@Autowired
private KafkaProducer kafkaProducer;
private final String topicName = "test";
private final String topicName = "carJsons";
@GetMapping("/produceTest")
public String produceTest() {
@GetMapping("/producer")
public String produceTest(JSONObject data) {
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);
log.info("转换为JSON：{}",data);
//使用KafkaProducer发送消息
ProducerRecord<String, String> stringProducerRecord = new ProducerRecord<>(topicName, stuStr);
ProducerRecord<String, String> stringProducerRecord = new ProducerRecord(topicName, data);
kafkaProducer.send(stringProducerRecord);
}catch (Exception e){
log.error("Producer写入Topic异常,异常信息是：{}",e.getMessage());
@ -47,4 +40,6 @@ public class KafkaProducerController {
return "消息发送成功";
}
}

22
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/event/EsSaveEvent.java 100644
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@ -0,0 +1,22 @@
package com.muyu.carData.event;
import com.alibaba.fastjson.JSONObject;
import org.springframework.context.ApplicationEvent;
/**自定义事件
* @Author：张腾
* @Package：com.muyu.carData.event
* @Project：cloud-server-8
* @name：EsSaveEvent
* @Date：2024/9/29 21:15
*/
public class EsSaveEvent extends ApplicationEvent {
private JSONObject data;
public EsSaveEvent(JSONObject source) {
super(source);
this.data = source;
}
}

22
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/listener/CustomEventListener.java 100644
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@ -0,0 +1,22 @@
package com.muyu.carData.listener;
import com.muyu.carData.event.EsSaveEvent;
import org.springframework.context.event.EventListener;
import org.springframework.stereotype.Component;
/**
* @Author：张腾
* @Package：com.muyu.carData.listener
* @Project：cloud-server-8
* @name：CustomEventListener
* @Date：2024/9/29 23:49
*/
@Component
public class CustomEventListener {
@EventListener
public void handMyEvent(EsSaveEvent event){
//处理事件详情
}
}

20
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/listener/MyListener.java 100644
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@ -0,0 +1,20 @@
package com.muyu.carData.listener;
import com.muyu.carData.event.EsSaveEvent;
import lombok.extern.log4j.Log4j2;
import org.springframework.context.ApplicationListener;
/**自定义监听器
* @Author：张腾
* @Package：com.muyu.carData.listener
* @Project：cloud-server-8
* @name：MyListener
* @Date：2024/9/29 21:18
*/
@Log4j2
public class MyListener implements ApplicationListener<EsSaveEvent> {
@Override
public void onApplicationEvent(EsSaveEvent event) {
log.info("监听到自定义事件........");
}
}

29
cloud-modules/cloud-modules-carData/src/main/java/com/muyu/carData/pulisher/CustomEventPublisher.java 100644
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@ -0,0 +1,29 @@
package com.muyu.carData.pulisher;
import com.alibaba.fastjson.JSONObject;
import com.muyu.carData.event.EsSaveEvent;
import lombok.AllArgsConstructor;
import lombok.extern.log4j.Log4j2;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.stereotype.Component;
/**事件发布测试
* @Author：张腾
* @Package：com.muyu.carData.pulisher
* @Project：cloud-server-8
* @name：CustomEventPublisher
* @Date：2024/9/29 23:51
*/
@Log4j2
@Component
@AllArgsConstructor
public class CustomEventPublisher {
private ApplicationEventPublisher applicationEventPublisher;
public void publish(JSONObject data){
EsSaveEvent esSaveEvent = new EsSaveEvent(data);
applicationEventPublisher.publishEvent(esSaveEvent);
log.info("事件发布成功 - 消息是:{}",data);
}
}