Commit 187da53d authored by ZWT's avatar ZWT

feat(零碳): 长庆

1.修改极短期间开预测定时任务逻辑,解决优化后部分优化结果时间段过短问题;
2.修改心知天气气象数据获取及接收定时任务,解决天气数据通过邮件下载后,部分数据精度丢失问题;
3.修改首页各个接口逻辑,对小数类型字段进行处理,修改首页接口,增加小时保留两位四舍五入逻辑,同时解决线路详情接口部分查询逻辑报错问题;
4.能耗分析模块,能耗概览接口修改,修改查询逻辑,修改数据获取逻辑及绿电占比计算逻辑;
5.能耗分析模块,消纳曲线用电趋势接口修改,修改查询逻辑,修改数据获取逻辑及绿电占比计算逻辑;
6.能耗分析模块,用电详情接口修改,修改查询逻辑,修改数据获取逻辑及绿电占比计算逻辑;
7.修改首页先导实验井间开制度模块接口查询逻辑,解决极短期间开优化修改后没有第一次开井时间标识导致数据查询不出来问题;
8.基础间开制度新增修改接口逻辑修改,删除防冻堵对井口处理逻辑;
9.极短期间开优化算法修改,增加防冻堵井开井时间优化逻辑;
10.提供长庆通过日期获取当日间开优化结果接口开发,完成接口冒烟测试并添加线上接口文档;
11.提供长庆1天光伏出力预测结果接口开发,完成接口冒烟测试并添加线上接口文档;
12.提供长庆15天光伏出力预测结果接口开发,完成接口冒烟测试并添加线上接口文档;
13.修改极短期间开优化算法,优化防冻堵策略;
14.开发第三方历史天气导入功能;

BREAKING CHANGE: 无

Closes 无

[skip ci]
parent 43b09807
package pps.core.base.config.excel; package pps.core.base.config.excel;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import com.alibaba.excel.context.AnalysisContext; import com.alibaba.excel.context.AnalysisContext;
import com.alibaba.excel.read.listener.ReadListener; import com.alibaba.excel.read.listener.ReadListener;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; import pps.core.base.service.BaseLineService;
import pps.core.base.entity.BasePhotovoltaicPlantView;
import pps.core.base.entity.PlantPredictedPowerDataEnt;
import pps.core.base.entity.ThirdWeatherDataEnt;
import pps.core.base.entity.ThirdWeatherDataView;
import pps.core.base.mapper.*;
import pps.core.base.service.data.third_weather_data.ThirdApiWeatherExcelData; import pps.core.base.service.data.third_weather_data.ThirdApiWeatherExcelData;
import pps.core.base.service.data.third_weather_data.WeatherDeleteCondition;
import pps.core.common.utils.BaseUtils;
import xstartup.base.XContext; import xstartup.base.XContext;
import java.math.BigDecimal;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Date;
import java.util.List; import java.util.List;
/** /**
...@@ -48,216 +36,7 @@ public class ThirdApiWeatherDataListener implements ReadListener<ThirdApiWeather ...@@ -48,216 +36,7 @@ public class ThirdApiWeatherDataListener implements ReadListener<ThirdApiWeather
@Override @Override
public void doAfterAllAnalysed(AnalysisContext analysisContext) { public void doAfterAllAnalysed(AnalysisContext analysisContext) {
this.saveHistory(); BaseLineService bean = context.getBean(BaseLineService.class);
} bean.saveHistory(context,cachedDataList);
private void saveHistory() {
DateTime date = DateUtil.date();
//查第二采油厂所有电站
BasePhotovoltaicPlantViewMapper viewMapper = context.getBean(BasePhotovoltaicPlantViewMapper.class);
List<BasePhotovoltaicPlantView> plantList = viewMapper.selectPlantList(BasePhotovoltaicPlantView.builder()
.ouId("2c4c9d1c-ad55-4c14-b889-4dc33e3461e2")
.build());
//新数据删除接收
List<WeatherDeleteCondition> deleteList = new ArrayList<>(32);
List<ThirdWeatherDataView> weatherDataViewList = new ArrayList<>(2048);
//todo 老表逻辑(后期删除):后续可能替换
List<PlantPredictedPowerDataEnt> oldDeleteList = new ArrayList<>(32);
List<PlantPredictedPowerDataEnt> oldBatchList = new ArrayList<>(13312);
BigDecimal longitude = new BigDecimal("108.321784");
BigDecimal latitude = new BigDecimal("36.485083");
//获取开始结束时间,添加删除条件
Date beginTime = DateUtil.parseDateTime(cachedDataList.get(0).getTime());
Date endTime = DateUtil.offsetMinute(DateUtil.parseDateTime(cachedDataList.get(cachedDataList.size() - 1).getTime()), 15);
deleteList.add(
WeatherDeleteCondition.builder()
.longitude(longitude)
.latitude(latitude)
.beginTime(beginTime)
.endTime(endTime)
.build()
);
//todo 老表逻辑(后期删除):删除数据逻辑
for (BasePhotovoltaicPlantView plantView : plantList) {
oldDeleteList.add(PlantPredictedPowerDataEnt.builder()
.plantId(plantView.getId())
.createTime(beginTime)
.endTime(endTime)
.build());
}
//天气数据处理
for (ThirdApiWeatherExcelData excel : cachedDataList) {
DateTime time = DateUtil.parseDateTime(excel.getTime());
ThirdWeatherDataView thirdWeatherDataView = ThirdWeatherDataView.builder()
.dni(excel.getDni())
.ghi(excel.getGhi())
.dhi(excel.getDhi())
.forecastTime(time)
.tem(excel.getTem())
.rhu(excel.getRhu())
.wns(excel.getWns())
.wnd(excel.getWnd())
.wnsGrd(excel.getWnsGrd())
.gust(excel.getGust())
.pre(excel.getPre())
.prsQfe(excel.getPrsQfe())
.vis(excel.getVis())
.clo(excel.getClo())
.uvb(excel.getUvb())
.uvi(0)
.phs(excel.getPhs())
.wep(excel.getWep())
.wnd100m(excel.getWnd100m())
.wns100m(excel.getWns100m())
.wnsGrd100m(excel.getWnsGrd100m())
.longitude(longitude)
.latitude(latitude)
.createTime(date)
.updateTime(date)
.build();
weatherDataViewList.add(
thirdWeatherDataView
);
//todo 老表逻辑(后期删除):封装预测数据
for (BasePhotovoltaicPlantView plantView : plantList) {
this.addPlantPredictedPower(oldBatchList, plantView.getId(), thirdWeatherDataView);
}
}
//todo 老表逻辑(后期删除):删除/新增预测数据
this.deletePlantPredictedPowerList(context, oldDeleteList);
this.insertBatchPlantPredictedPowerList(context, oldBatchList);
int size;
if (CollUtil.isNotEmpty(deleteList)) {
ThirdWeatherDataMapper dataMapper = context.getBean(ThirdWeatherDataMapper.class);
size = deleteList.size();
if (size > BaseUtils.BATCH_SIZE) {
List<List<WeatherDeleteCondition>> subList = BaseUtils.getSubList(deleteList);
for (List<WeatherDeleteCondition> list : subList) {
LambdaQueryWrapper<ThirdWeatherDataEnt> wrapper = new LambdaQueryWrapper<>();
for (WeatherDeleteCondition dataEnt : list) {
wrapper.or(w -> w.eq(ThirdWeatherDataEnt::getLatitude, dataEnt.getLatitude())
.eq(ThirdWeatherDataEnt::getLongitude, dataEnt.getLongitude())
.between(ThirdWeatherDataEnt::getForecastTime, dataEnt.getBeginTime(), dataEnt.getEndTime())
);
}
dataMapper.delete(wrapper);
}
} else {
LambdaQueryWrapper<ThirdWeatherDataEnt> wrapper = new LambdaQueryWrapper<>();
for (WeatherDeleteCondition dataEnt : deleteList) {
wrapper.or(w -> w.eq(ThirdWeatherDataEnt::getLatitude, dataEnt.getLatitude())
.eq(ThirdWeatherDataEnt::getLongitude, dataEnt.getLongitude())
.between(ThirdWeatherDataEnt::getForecastTime, dataEnt.getBeginTime(), dataEnt.getEndTime())
);
}
dataMapper.delete(wrapper);
}
}
if (CollUtil.isNotEmpty(weatherDataViewList)) {
ThirdWeatherDataViewMapper dataViewMapper = context.getBean(ThirdWeatherDataViewMapper.class);
size = weatherDataViewList.size();
if (size > BaseUtils.BATCH_SIZE) {
List<List<ThirdWeatherDataView>> subList = BaseUtils.getSubList(weatherDataViewList);
subList.forEach(dataViewMapper::insertBatch);
} else {
dataViewMapper.insertBatch(weatherDataViewList);
}
}
}
/**
* 添加电厂预测功率
*
* @param batchList 批处理列表
* @param plantId 植物id
* @param thirdWeatherDataView 第三天气数据视图
*/
private void addPlantPredictedPower(List<PlantPredictedPowerDataEnt> batchList, String plantId, ThirdWeatherDataView thirdWeatherDataView) {
DateTime date = DateUtil.date(thirdWeatherDataView.getForecastTime());
batchList.add(PlantPredictedPowerDataEnt.builder()
.plantId(plantId)
.createTime(thirdWeatherDataView.getCreateTime())
.yearTime(String.valueOf(date.year()))
.monthTime(this.zeroFill(date.monthBaseOne()))
.dayTime(this.zeroFill(date.dayOfMonth()))
.hourTime(this.zeroFill(date.hour(true)))
.minTime(this.zeroFill(date.minute()))
.dataDate(date.toString("yyyy-MM-dd HH:mm"))
.temperature(thirdWeatherDataView.getTem())
.windSpeed(thirdWeatherDataView.getWns100m())
.windDirection(new BigDecimal(thirdWeatherDataView.getWnd()))
.pressure(thirdWeatherDataView.getPrsQfe())
.humidity(thirdWeatherDataView.getRhu())
.planeIrradiance(thirdWeatherDataView.getDni())
.horizontalIrradiance(thirdWeatherDataView.getGhi())
.power(BigDecimal.ZERO)
.build());
}
/**
* 条件删除预测数据
*
* @param context 上下文
* @param deleteList 删除列表
*/
private void deletePlantPredictedPowerList(XContext context, List<PlantPredictedPowerDataEnt> deleteList) {
if (CollUtil.isNotEmpty(deleteList)) {
PlantPredictedPowerDataMapper mapper = context.getBean(PlantPredictedPowerDataMapper.class);
int size = deleteList.size();
context.getLogger().info("------ deletePlantPredictedPowerList batchDelete delete size: {}", size);
if (size > BaseUtils.BATCH_SIZE) {
List<List<PlantPredictedPowerDataEnt>> subList = BaseUtils.getSubList(deleteList);
for (List<PlantPredictedPowerDataEnt> list : subList) {
LambdaQueryWrapper<PlantPredictedPowerDataEnt> wrapper = new LambdaQueryWrapper<>();
for (PlantPredictedPowerDataEnt dataEnt : list) {
wrapper.or(w -> w.eq(PlantPredictedPowerDataEnt::getPlantId, dataEnt.getPlantId())
.between(PlantPredictedPowerDataEnt::getDataDate, dataEnt.getCreateTime(), dataEnt.getEndTime())
);
}
mapper.delete(wrapper);
}
} else {
LambdaQueryWrapper<PlantPredictedPowerDataEnt> wrapper = new LambdaQueryWrapper<>();
for (PlantPredictedPowerDataEnt dataEnt : deleteList) {
wrapper.or(w -> w.eq(PlantPredictedPowerDataEnt::getPlantId, dataEnt.getPlantId())
.between(PlantPredictedPowerDataEnt::getDataDate, dataEnt.getCreateTime(), dataEnt.getEndTime())
);
}
mapper.delete(wrapper);
}
}
}
/**
* 插入间歇装置预测功率列表
*
* @param context 上下文
* @param batchList 批处理列表
*/
private void insertBatchPlantPredictedPowerList(XContext context, List<PlantPredictedPowerDataEnt> batchList) {
if (CollUtil.isNotEmpty(batchList)) {
PlantPredictedPowerDataViewMapper dataViewMapper = context.getBean(PlantPredictedPowerDataViewMapper.class);
int size = batchList.size();
context.getLogger().info("------ insertBatchPlantPredictedPowerList batchList insert size: {}", size);
if (size > BaseUtils.BATCH_SIZE) {
List<List<PlantPredictedPowerDataEnt>> subList = BaseUtils.getSubList(batchList);
subList.forEach(dataViewMapper::insertBatch);
} else {
dataViewMapper.insertBatch(batchList);
}
}
}
/**
* 零填充
*
* @param number 数字
* @return {@link String}
*/
private String zeroFill(int number) {
if (number < 10) {
return "0" + number;
}
return String.valueOf(number);
} }
} }
package pps.core.base.service; package pps.core.base.service;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import com.alibaba.excel.EasyExcel; import com.alibaba.excel.EasyExcel;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import pps.core.base.config.excel.ThirdApiWeatherDataListener; import pps.core.base.config.excel.ThirdApiWeatherDataListener;
import pps.core.base.entity.BasePhotovoltaicPlantView;
import pps.core.base.entity.PlantPredictedPowerDataEnt;
import pps.core.base.entity.ThirdWeatherDataEnt;
import pps.core.base.entity.ThirdWeatherDataView;
import pps.core.base.mapper.*;
import pps.core.base.service.data.third_weather_data.ThirdApiWeatherExcelData; import pps.core.base.service.data.third_weather_data.ThirdApiWeatherExcelData;
import pps.core.base.service.data.third_weather_data.WeatherDeleteCondition;
import pps.core.common.utils.BaseUtils;
import xstartup.annotation.XService; import xstartup.annotation.XService;
import xstartup.annotation.XText; import xstartup.annotation.XText;
import xstartup.base.XContext; import xstartup.base.XContext;
import xstartup.data.XServiceResult; import xstartup.data.XServiceResult;
import xstartup.feature.api.annotation.XApiGet; import xstartup.feature.api.annotation.XApiGet;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
@XService @XService
public class BaseLineService { public class BaseLineService {
@XText("天气历史数据导入") @XText("天气历史数据导入")
@XApiGet(anonymous = true) @XApiGet(anonymous = true)
public XServiceResult test(XContext context) { public XServiceResult importHistory(XContext context) {
String fileName = "D:\\home\\result_w.csv"; String fileName = "D:\\home\\result_w.csv";
// 这里 需要指定读用哪个class去读,然后读取第一个sheet 文件流会自动关闭 // 这里 需要指定读用哪个class去读,然后读取第一个sheet 文件流会自动关闭
EasyExcel.read(fileName, ThirdApiWeatherExcelData.class, new ThirdApiWeatherDataListener(context)).sheet().doRead(); EasyExcel.read(fileName, ThirdApiWeatherExcelData.class, new ThirdApiWeatherDataListener(context)).sheet().doRead();
return XServiceResult.OK; return XServiceResult.OK;
} }
public void saveHistory(XContext context, List<ThirdApiWeatherExcelData> cachedDataList) {
DateTime date = DateUtil.date();
//查第二采油厂所有电站
BasePhotovoltaicPlantViewMapper viewMapper = context.getBean(BasePhotovoltaicPlantViewMapper.class);
List<BasePhotovoltaicPlantView> plantList = viewMapper.selectPlantList(BasePhotovoltaicPlantView.builder()
.ouId("2c4c9d1c-ad55-4c14-b889-4dc33e3461e2")
.build());
//新数据删除接收
List<WeatherDeleteCondition> deleteList = new ArrayList<>(32);
List<ThirdWeatherDataView> weatherDataViewList = new ArrayList<>(2048);
//todo 老表逻辑(后期删除):后续可能替换
List<PlantPredictedPowerDataEnt> oldDeleteList = new ArrayList<>(32);
List<PlantPredictedPowerDataEnt> oldBatchList = new ArrayList<>(13312);
BigDecimal longitude = new BigDecimal("108.321784");
BigDecimal latitude = new BigDecimal("36.485083");
//获取开始结束时间,添加删除条件
Date beginTime = DateUtil.parseDateTime(cachedDataList.get(0).getTime());
Date endTime = DateUtil.offsetMinute(DateUtil.parseDateTime(cachedDataList.get(cachedDataList.size() - 1).getTime()), 15);
deleteList.add(
WeatherDeleteCondition.builder()
.longitude(longitude)
.latitude(latitude)
.beginTime(beginTime)
.endTime(endTime)
.build()
);
//todo 老表逻辑(后期删除):删除数据逻辑
for (BasePhotovoltaicPlantView plantView : plantList) {
oldDeleteList.add(PlantPredictedPowerDataEnt.builder()
.plantId(plantView.getId())
.createTime(beginTime)
.endTime(endTime)
.build());
}
//天气数据处理
for (ThirdApiWeatherExcelData excel : cachedDataList) {
DateTime time = DateUtil.parseDateTime(excel.getTime());
ThirdWeatherDataView thirdWeatherDataView = ThirdWeatherDataView.builder()
.dni(excel.getDni())
.ghi(excel.getGhi())
.dhi(excel.getDhi())
.forecastTime(time)
.tem(excel.getTem())
.rhu(excel.getRhu())
.wns(excel.getWns())
.wnd(excel.getWnd())
.wnsGrd(excel.getWnsGrd())
.gust(excel.getGust())
.pre(excel.getPre())
.prsQfe(excel.getPrsQfe())
.vis(excel.getVis())
.clo(excel.getClo())
.uvb(excel.getUvb())
.uvi(0)
.phs(excel.getPhs())
.wep(excel.getWep())
.wnd100m(excel.getWnd100m())
.wns100m(excel.getWns100m())
.wnsGrd100m(excel.getWnsGrd100m())
.longitude(longitude)
.latitude(latitude)
.createTime(date)
.updateTime(date)
.build();
weatherDataViewList.add(
thirdWeatherDataView
);
//todo 老表逻辑(后期删除):封装预测数据
for (BasePhotovoltaicPlantView plantView : plantList) {
this.addPlantPredictedPower(oldBatchList, plantView.getId(), thirdWeatherDataView);
}
}
//todo 老表逻辑(后期删除):删除/新增预测数据
this.deletePlantPredictedPowerList(context, oldDeleteList);
this.insertBatchPlantPredictedPowerList(context, oldBatchList);
int size;
if (CollUtil.isNotEmpty(deleteList)) {
ThirdWeatherDataMapper dataMapper = context.getBean(ThirdWeatherDataMapper.class);
size = deleteList.size();
if (size > BaseUtils.BATCH_SIZE) {
List<List<WeatherDeleteCondition>> subList = BaseUtils.getSubList(deleteList);
for (List<WeatherDeleteCondition> list : subList) {
LambdaQueryWrapper<ThirdWeatherDataEnt> wrapper = new LambdaQueryWrapper<>();
for (WeatherDeleteCondition dataEnt : list) {
wrapper.or(w -> w.eq(ThirdWeatherDataEnt::getLatitude, dataEnt.getLatitude())
.eq(ThirdWeatherDataEnt::getLongitude, dataEnt.getLongitude())
.between(ThirdWeatherDataEnt::getForecastTime, dataEnt.getBeginTime(), dataEnt.getEndTime())
);
}
dataMapper.delete(wrapper);
}
} else {
LambdaQueryWrapper<ThirdWeatherDataEnt> wrapper = new LambdaQueryWrapper<>();
for (WeatherDeleteCondition dataEnt : deleteList) {
wrapper.or(w -> w.eq(ThirdWeatherDataEnt::getLatitude, dataEnt.getLatitude())
.eq(ThirdWeatherDataEnt::getLongitude, dataEnt.getLongitude())
.between(ThirdWeatherDataEnt::getForecastTime, dataEnt.getBeginTime(), dataEnt.getEndTime())
);
}
dataMapper.delete(wrapper);
}
}
if (CollUtil.isNotEmpty(weatherDataViewList)) {
ThirdWeatherDataViewMapper dataViewMapper = context.getBean(ThirdWeatherDataViewMapper.class);
size = weatherDataViewList.size();
if (size > BaseUtils.BATCH_SIZE) {
List<List<ThirdWeatherDataView>> subList = BaseUtils.getSubList(weatherDataViewList);
subList.forEach(dataViewMapper::insertBatch);
} else {
dataViewMapper.insertBatch(weatherDataViewList);
}
}
}
/**
* 添加电厂预测功率
*
* @param batchList 批处理列表
* @param plantId 植物id
* @param thirdWeatherDataView 第三天气数据视图
*/
private void addPlantPredictedPower(List<PlantPredictedPowerDataEnt> batchList, String plantId, ThirdWeatherDataView thirdWeatherDataView) {
DateTime date = DateUtil.date(thirdWeatherDataView.getForecastTime());
batchList.add(PlantPredictedPowerDataEnt.builder()
.plantId(plantId)
.createTime(thirdWeatherDataView.getCreateTime())
.yearTime(String.valueOf(date.year()))
.monthTime(this.zeroFill(date.monthBaseOne()))
.dayTime(this.zeroFill(date.dayOfMonth()))
.hourTime(this.zeroFill(date.hour(true)))
.minTime(this.zeroFill(date.minute()))
.dataDate(date.toString("yyyy-MM-dd HH:mm"))
.temperature(thirdWeatherDataView.getTem())
.windSpeed(thirdWeatherDataView.getWns100m())
.windDirection(new BigDecimal(thirdWeatherDataView.getWnd()))
.pressure(thirdWeatherDataView.getPrsQfe())
.humidity(thirdWeatherDataView.getRhu())
.planeIrradiance(thirdWeatherDataView.getDni())
.horizontalIrradiance(thirdWeatherDataView.getGhi())
.power(BigDecimal.ZERO)
.build());
}
/**
* 条件删除预测数据
*
* @param context 上下文
* @param deleteList 删除列表
*/
private void deletePlantPredictedPowerList(XContext context, List<PlantPredictedPowerDataEnt> deleteList) {
if (CollUtil.isNotEmpty(deleteList)) {
PlantPredictedPowerDataMapper mapper = context.getBean(PlantPredictedPowerDataMapper.class);
int size = deleteList.size();
context.getLogger().info("------ deletePlantPredictedPowerList batchDelete delete size: {}", size);
if (size > BaseUtils.BATCH_SIZE) {
List<List<PlantPredictedPowerDataEnt>> subList = BaseUtils.getSubList(deleteList);
for (List<PlantPredictedPowerDataEnt> list : subList) {
LambdaQueryWrapper<PlantPredictedPowerDataEnt> wrapper = new LambdaQueryWrapper<>();
for (PlantPredictedPowerDataEnt dataEnt : list) {
wrapper.or(w -> w.eq(PlantPredictedPowerDataEnt::getPlantId, dataEnt.getPlantId())
.between(PlantPredictedPowerDataEnt::getDataDate, dataEnt.getCreateTime(), dataEnt.getEndTime())
);
}
mapper.delete(wrapper);
}
} else {
LambdaQueryWrapper<PlantPredictedPowerDataEnt> wrapper = new LambdaQueryWrapper<>();
for (PlantPredictedPowerDataEnt dataEnt : deleteList) {
wrapper.or(w -> w.eq(PlantPredictedPowerDataEnt::getPlantId, dataEnt.getPlantId())
.between(PlantPredictedPowerDataEnt::getDataDate, dataEnt.getCreateTime(), dataEnt.getEndTime())
);
}
mapper.delete(wrapper);
}
}
}
/**
* 插入间歇装置预测功率列表
*
* @param context 上下文
* @param batchList 批处理列表
*/
private void insertBatchPlantPredictedPowerList(XContext context, List<PlantPredictedPowerDataEnt> batchList) {
if (CollUtil.isNotEmpty(batchList)) {
PlantPredictedPowerDataViewMapper dataViewMapper = context.getBean(PlantPredictedPowerDataViewMapper.class);
int size = batchList.size();
context.getLogger().info("------ insertBatchPlantPredictedPowerList batchList insert size: {}", size);
if (size > BaseUtils.BATCH_SIZE) {
List<List<PlantPredictedPowerDataEnt>> subList = BaseUtils.getSubList(batchList);
subList.forEach(dataViewMapper::insertBatch);
} else {
dataViewMapper.insertBatch(batchList);
}
}
}
/**
* 零填充
*
* @param number 数字
* @return {@link String}
*/
private String zeroFill(int number) {
if (number < 10) {
return "0" + number;
}
return String.valueOf(number);
}
} }
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