增加从数据库导入数据到内存当中

.gitignore

@@ -4,13 +4,11 @@ target/
 !**/src/test/**/target/
 
 ### IntelliJ IDEA ###
-.idea/modules.xml
-.idea/jarRepositories.xml
-.idea/compiler.xml
-.idea/libraries/
+/.idea
 *.iws
 *.iml
 *.ipr
+/logs
 
 ### Eclipse ###
 .apt_generated
@@ -35,4 +33,4 @@ build/
 .vscode/
 
 ### Mac OS ###
-.DS_Store
+.DS_Store

src/main/java/com/muyu/vehicle/VehicleData.java

@@ -1,11 +1,14 @@
 package com.muyu.vehicle;
 
 
+import com.muyu.domain.Vehicle;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
+import java.math.BigDecimal;
+
 /**
  * @author 牧鱼
  * @Classname VehicleData
@@ -44,7 +47,7 @@ public class VehicleData {
     /**
      * 里程
      */
-    private String mileage;
+    private BigDecimal mileage;
 
     /**
      * 总电压
@@ -114,7 +117,12 @@ public class VehicleData {
     /**
      * 动力电池剩余电量SOC
      */
-    private String remainingBattery;
+    private BigDecimal remainingBattery;
+
+    /**
+     * 电池总容量
+     */
+    private BigDecimal batteryLevel;
 
     /**
      * 当前状态允许的最大反馈功率
@@ -275,7 +283,7 @@ public class VehicleData {
         //车速
         sb.append(getValue(speed,6));
         //总里程
-        sb.append(getValue(mileage,11));
+        sb.append(getValue(mileage.toString(),11));
         // 总电压
         sb.append(getValue(voltage,6));
         //总电流
@@ -303,7 +311,7 @@ public class VehicleData {
         //电机电流
         sb.append(getValue(motorCurrent,8));
         //动力电池剩余电量SOC
-        sb.append(getValue(remainingBattery,6));
+        sb.append(getValue(remainingBattery.toString(),6));
         //当前状态允许的最大反馈功率
         sb.append(getValue(maximumFeedbackPower,6));
         //当前状态允许最大放电功率
@@ -370,6 +378,20 @@ public class VehicleData {
         return val;
     }
 
+    /**
+     * 汽车对象构造企业VIN
+     * @param vehicle 汽车对象
+     * @return 汽车数据对象
+     */
+    public static VehicleData vehicleBuild (Vehicle vehicle) {
+        return VehicleData.builder()
+                .vin(vehicle.getVin())
+                .remainingBattery(vehicle.getRemainingBattery())
+                .batteryLevel(vehicle.getBatteryLevel())
+                .mileage(vehicle.getTotalMileage())
+                .build();
+    }
+
     /**
     VIN
     vin;

src/main/java/com/muyu/vehicle/core/Config.java

@@ -1,10 +0,0 @@
-package com.muyu.vehicle.core;
-
-/**
- * @author DongZeLiang
- * @version 1.0
- * @description 配置
- * @date 2023/11/9
- */
-public class Config {
-}

src/main/java/com/muyu/vehicle/core/LocalContainer.java

@@ -0,0 +1,32 @@
+package com.muyu.vehicle.core;
+
+import com.muyu.domain.Vehicle;
+import com.muyu.vehicle.VehicleData;
+
+import java.util.HashMap;
+
+/**
+ * @author DongZl
+ * @description: 车辆容器
+ * @Date 2023-11-16 下午 02:30
+ */
+public class LocalContainer {
+
+    /**
+     * 车辆容器
+     */
+    public static final HashMap<String, VehicleData> vehicleDataMap = new HashMap<>();
+
+    /**
+     * 添加车辆
+     * @param vehicle 车辆信息
+     */
+    public static void setVehicle(Vehicle vehicle){
+        String vin = vehicle.getVin();
+        VehicleData vehicleData = vehicleDataMap.get(vin);
+        if (vehicleData == null){
+            vehicleDataMap.put(vin,VehicleData.vehicleBuild(vehicle));
+        }
+    }
+
+}

src/main/java/com/muyu/vehicle/core/VehicleConfiguration.java

@@ -0,0 +1,53 @@
+package com.muyu.vehicle.core;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.muyu.domain.Vehicle;
+import com.muyu.service.VehicleService;
+import com.muyu.vehicle.VehicleData;
+import lombok.AllArgsConstructor;
+import lombok.extern.log4j.Log4j2;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.context.annotation.Configuration;
+
+import javax.annotation.PostConstruct;
+import java.util.List;
+
+/**
+ * @author DongZeLiang
+ * @version 1.0
+ * @description 配置
+ * @date 2023/11/9
+ */
+@Log4j2
+@Configuration
+@AllArgsConstructor
+public class VehicleConfiguration implements ApplicationRunner {
+
+    private final VehicleService vehicleService;
+
+    /**
+     * 初始化加载汽车数据到内存当中
+     */
+    public void vehicleInit(){
+        long startTime = System.currentTimeMillis();
+        int page = 0, pageSize = 1000;
+        log.info("初始开始，批量从数据库当中加载数据到内存当中,每次[{}]条", pageSize);
+        while (true){
+            Page<Vehicle> vehiclePage = vehicleService.page(new Page<Vehicle>(page++, pageSize));
+            List<Vehicle> records = vehiclePage.getRecords();
+            records.forEach(LocalContainer::setVehicle);
+            log.info("第[{}]页，[{}]条", page, records.size());
+            if (records.size() < pageSize){
+                break;
+            }
+        }
+        log.info("数据加载完成，耗时：{}MS", System.currentTimeMillis() - startTime);
+    }
+
+    @Override
+    public void run (ApplicationArguments args) throws Exception {
+        this.vehicleInit();
+    }
+}

src/main/resources/application.yml

@@ -10,8 +10,8 @@ spring:
     #  jdbc:h2:mem:testDB;DB_CLOSE_DELAY=-1
     url: jdbc:h2:file:~/vehicle/db;AUTO_SERVER=TRUE;DB_CLOSE_DELAY=-1
     driver-class-name: org.h2.Driver
-    # 开启这个配置就可以通过 web 页面访问了，例如：http://localhost:8080/springboot-h2/h2-console
   h2:
+    # 开启这个配置就可以通过 web 页面访问了，例如：http://localhost:8080/springboot-h2/h2-console
     console:
       enabled: true
       settings:
@@ -45,11 +45,10 @@ mybatis-plus:
       column-underline: true
       logic-delete-value: -1
       logic-not-delete-value: 0
-    banner: false
   #原生配置
   configuration:
     # 打印sql
-    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+#    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
     map-underscore-to-camel-case: true
     cache-enabled: false
     call-setters-on-nulls: true
@@ -65,7 +64,7 @@ logging:
         web: ERROR
   file:
     path: ./logs
-    name: './logs/springboot-h2.log'
+    name: './logs/vehicle.log'
   pattern:
     file: '%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50}:%L - %msg%n'
     console: '%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50}:%L - %msg%n'

src/main/resources/data.sql

@@ -1,4 +1,2 @@
 insert into t_user(id, username, pwd, create_time, update_time) values (0,'zhhangsan','1222', {ts '2022-07-27 18:47:52.69'}, {ts '2022-07-27 18:47:52.69'})
 
-
-insert into vehicle(id,vin, create_time) values (1,'vin123456789123456',{ts '2022-07-27 18:47:52.69'})