119 lines
4.5 KiB
Java
119 lines
4.5 KiB
Java
package com.muyu.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.muyu.domain.Vehicle;
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import com.muyu.mapper.VehicleMapper;
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import com.muyu.service.VehicleInstanceService;
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import com.muyu.service.VehicleService;
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import com.muyu.vehicle.VehicleInstance;
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import com.muyu.vehicle.core.LocalContainer;
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import lombok.extern.log4j.Log4j2;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.List;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.stream.Stream;
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/**
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* <p>
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* 车辆 服务实现类
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* </p>
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*
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* @author DongZeLiang
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* @since 2022-07-05
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*/
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@Log4j2
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@Service
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public class VechileServiceImpl extends ServiceImpl<VehicleMapper, Vehicle> implements VehicleService {
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@Autowired
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private VehicleInstanceService vehicleInstanceService;
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/**
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* 根据数量生成测试车辆
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*
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* @param sum 数量
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*/
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@Override
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@Transactional
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public void generate (Integer sum) {
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List<Vehicle> vehicleList = Stream.generate(Vehicle::gen).limit(sum).toList();
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this.saveBatch(vehicleList);
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vehicleList.forEach(vehicleInstanceService::init);
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}
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/**
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* 创建IVN
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*
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* @param vinStr VIN
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*/
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@Override
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@Transactional
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public void create (String vinStr) {
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String[] vinList = vinStr.split("\n");
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StringBuilder errorMsg = new StringBuilder();
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for (String vin : vinList) {
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if (vin.length() != 17) {
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errorMsg.append("vin[").append(vin).append("]").append("不为17位\n");
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} else {
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LambdaQueryWrapper<Vehicle> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(Vehicle::getVin, vin);
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long count = this.count(queryWrapper);
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if (count == 1) {
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errorMsg.append("vin[").append(vin).append("]").append("已经存在\n");
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}
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}
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}
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if (!errorMsg.isEmpty()) {
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throw new RuntimeException(errorMsg.toString());
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}
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List<Vehicle> vehicleList = Arrays.stream(vinList).map(Vehicle::create).toList();
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this.saveBatch(vehicleList);
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vehicleList.forEach(vehicleInstanceService::init);
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}
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/**
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* 同步数据库
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*/
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@Override
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public void syncDb () {
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try {
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log.info("同步数据库开始");
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long startTime = System.currentTimeMillis();
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Collection<VehicleInstance> vehicleInstanceList = LocalContainer.getOnlineVehicleInstance();
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// 成功数量
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AtomicInteger syncSuccessSum = new AtomicInteger();
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List<Vehicle> vehicleList = vehicleInstanceList.stream()
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.filter(VehicleInstance::isOnline)
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.map(Vehicle::instanceBuild)
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.toList();
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vehicleList.forEach(vehicle -> {
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LambdaUpdateWrapper<Vehicle> updateWrapper = new LambdaUpdateWrapper<>();
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updateWrapper.set(Vehicle::getRemainingBattery, vehicle.getRemainingBattery());
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updateWrapper.set(Vehicle::getTotalMileage, vehicle.getTotalMileage());
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updateWrapper.eq(Vehicle::getVin, vehicle.getVin());
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boolean update = this.update(updateWrapper);
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if (update){
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syncSuccessSum.incrementAndGet();
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log.debug("车辆：[{}] - 数据同步成功 - 电池容量：[{}毫安] 总公里数量：[{}KM]", vehicle.getVin(), vehicle.getRemainingBattery(), vehicle.getTotalMileage());
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}{
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log.error("车辆：[{}] - 数据同步失败 - 电池容量：[{}毫安] 总公里数量：[{}KM]", vehicle.getVin(), vehicle.getRemainingBattery(), vehicle.getTotalMileage());
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}
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});
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log.info("同步数据库结束 - 耗时：[{}MS]，同步量：[{}辆]，成功：[{}辆]，失败：[{}辆]",
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System.currentTimeMillis() - startTime, vehicleList.size(),syncSuccessSum.get(), vehicleList.size() - syncSuccessSum.get());
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}catch (Exception exception){
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log.error("数据同步异常：{}", exception.getMessage(), exception);
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}
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}
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}
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