267 lines
9.6 KiB
Java
267 lines
9.6 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.extension.service.impl.ServiceImpl;
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import com.muyu.common.core.domain.Result;
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import com.muyu.common.core.utils.StringUtils;
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import com.muyu.domain.TaskInfo;
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import com.muyu.domain.TaskInputInfo;
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import com.muyu.domain.TaskJoinInfo;
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import com.muyu.domain.TaskOutputInfo;
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import com.muyu.domain.req.TaskInfoReq;
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import com.muyu.domain.taskenum.Weight;
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import com.muyu.mapper.TaskMapper;
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import com.muyu.service.TaskInputService;
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import com.muyu.service.TaskJoinService;
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import com.muyu.service.TaskOutputService;
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import com.muyu.task.SegmentTask;
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import com.muyu.service.TaskService;
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import com.muyu.task.feign.DataValueClient;
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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 java.util.HashMap;
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import java.util.List;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.PriorityBlockingQueue;
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/**
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* @PackageName:com.muyu.service.impl
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* @ClassName:TaskServiceImpl
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* @Description:
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* @author: ￥陈思豪￥
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* @date: 2024/8/22 17:15
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*/
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@Service
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@Log4j2
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public class TaskServiceImpl extends ServiceImpl<TaskMapper, TaskInfo> implements TaskService {
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@Autowired
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private TaskInputService taskInputService;
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@Autowired
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private TaskMapper taskMapper;
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@Autowired
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private TaskJoinService taskJoinService;
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@Autowired
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private TaskOutputService taskOutputService;
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@Autowired
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private DataValueClient dataValueClient;
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@Override
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public List<TaskInfo> selectList(TaskInfoReq taskInfoReq) {
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LambdaQueryWrapper<TaskInfo> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.like(
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StringUtils.isNotEmpty(taskInfoReq.getName()),
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TaskInfo::getName, taskInfoReq.getName()
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);
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if(taskInfoReq.getStatus()!=null && taskInfoReq.getStatus()!=0){
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queryWrapper.eq(
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TaskInfo::getStatus,taskInfoReq.getStatus()
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);
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}
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if(taskInfoReq.getWeigh()!=null && taskInfoReq.getWeigh()!=0 ){
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queryWrapper.eq(
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TaskInfo::getWeigh,taskInfoReq.getWeigh()
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);
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}
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return this.list(queryWrapper);
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}
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@Override
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public String addTask(TaskInfo taskInfo) {
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boolean save = this.save(taskInfo);
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if(save == false){
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throw new RuntimeException("err");
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}
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return "success";
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}
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@Override
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public String updById(TaskInfo taskInfo) {
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this.updateById(taskInfo);
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return "success";
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}
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@Override
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public String deleteById(Integer id) {
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TaskMapper taskMapper = this.baseMapper;
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int i = taskMapper.deleteById(id);
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if(i<=0){
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throw new RuntimeException("err");
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}
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return "success";
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}
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@Override
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public String executeTask(Integer taskId) {
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LambdaQueryWrapper<TaskInputInfo> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(TaskInputInfo::getTaskId, taskId);
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List<TaskInputInfo> taskInputList = taskInputService.list(queryWrapper);
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if(taskInputList.isEmpty()){
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return "表节点没有进行相对应的选择,无法继续执行";
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}
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LambdaQueryWrapper<TaskOutputInfo> outputInfo = new LambdaQueryWrapper<>();
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outputInfo.eq(TaskOutputInfo::getTaskId, taskId);
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TaskOutputInfo taskOutputInfo = taskOutputService.getOne(outputInfo);
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String[] outPutFileName = taskOutputInfo.getLastFileName().split(",");
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String[] newFileName = taskOutputInfo.getNewFileName().split(",");
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HashMap<String, String> fieldAsNameMap = new HashMap<>();
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HashMap<String, String> newAndOldMap = new HashMap<>();
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String sql = "";
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for (int i = 0; i < taskInputList.size(); i++) {
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String[] tableFieldList = taskInputList.get(i).getTableField().split(",");
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String[] tableAsFieldList = taskInputList.get(i).getTableAsField().split(",");
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for (int j = 0; j < tableAsFieldList.length; j++) {
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for (int o = 0; o < newFileName.length; o++) {
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newAndOldMap.put(outPutFileName[j], newFileName[j]);
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if(tableAsFieldList[j].equals(outPutFileName[o])){
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sql += ","+taskInputList.get(i).getTableAsName() + "." + tableFieldList[j] +" " +
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tableAsFieldList[j] + " ";
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}
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}
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fieldAsNameMap.put(tableAsFieldList[j], tableFieldList[j]);
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}
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}
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System.out.println(sql);
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System.out.println(sql);
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System.out.println(sql);
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System.out.println(sql);
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System.out.println(sql);
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sql = sql.substring(1);
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sql = "select " + sql + " from ";
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String leftJoin = "";
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LambdaQueryWrapper<TaskJoinInfo> lambdaQueryWrapper = new LambdaQueryWrapper<>();
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lambdaQueryWrapper.eq(TaskJoinInfo::getTaskId, taskId);
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List<TaskJoinInfo> taskJoinInfos = taskJoinService.list(lambdaQueryWrapper);
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if(!taskJoinInfos.isEmpty()){
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for (TaskJoinInfo taskJoinInfo : taskJoinInfos) {
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//拿到左表id
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String leftId = taskJoinInfo.getLeftId();
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TaskInputInfo leftInput = taskInputService.findByNodeId(leftId);
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//拿到右表id
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String rightId = taskJoinInfo.getRightId();
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TaskInputInfo rightInput = taskInputService.findByNodeId(rightId);
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leftJoin += leftInput.getTableName() + " " + leftInput.getTableAsName()+" " +
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taskJoinInfo.getJoinType() + " " + rightInput.getTableName() + " " +
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rightInput.getTableAsName() + " on " + leftInput.getTableAsName() + "." +
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fieldAsNameMap.get(taskJoinInfo.getLeftJoinField()) + "=" + rightInput.getTableAsName() + "." +
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fieldAsNameMap.get(taskJoinInfo.getRightJoinField()) + " ";
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}
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}else{
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LambdaQueryWrapper<TaskInputInfo> selectOne = new LambdaQueryWrapper<>();
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queryWrapper.eq(TaskInputInfo::getTaskId, taskId);
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TaskInputInfo taskInputInfo = taskInputService.getOne(selectOne);
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leftJoin += taskInputInfo.getTableName() + " " + taskInputInfo.getTableAsName();
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}
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String sqlCount = "select count(1) from "+leftJoin;
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//查询出总条数
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Integer count = dataValueClient.findCount(Long.valueOf(taskOutputInfo.getBasicId()), sqlCount);
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log.info("查询到的条数为{}",count);
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//查询数据
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sql = sql + leftJoin;
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int pageSize = 1000;
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int totalSegments = (int) Math.ceil((double) count / pageSize);
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LambdaQueryWrapper<TaskInfo> taskInfoQueryWrapper = new LambdaQueryWrapper<>();
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taskInfoQueryWrapper.eq(TaskInfo::getId, taskId);
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TaskInfo taskInfo = taskMapper.selectById(taskId);
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Long basicId = Long.valueOf(taskOutputInfo.getBasicId());
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Long tableId = Long.valueOf(taskOutputInfo.getTableId());
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Integer weigh = taskInfo.getWeigh();
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long firstArray = 0L;
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PriorityBlockingQueue<SegmentTask> queue = new PriorityBlockingQueue<>(totalSegments);
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// 创建线程池
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ExecutorService executor = Executors.newFixedThreadPool(10);
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for (int i = 0; i < totalSegments; i++) {
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log.info("调用第{}次",i);
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String limit = " limit "+ i*pageSize + ","+pageSize;
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firstArray = count - (long) i *pageSize;
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if (firstArray>=pageSize){
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firstArray=pageSize;
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}
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String limitSelect = sql + limit;
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SegmentTask segmentTask = new SegmentTask(limitSelect, basicId, tableId,newAndOldMap, Weight.getWeight(weigh));
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Result tableValue = dataValueClient.findTableValue(basicId, sql);
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log.info("远程调用完毕，调用的值为{}",tableValue.getData());
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log.info("创建任务添加到队列当中");
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queue.add(segmentTask);
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log.info("添加到queue里成功");
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break;
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}
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// 启动线程池执行任务
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for (int i = 0; i < 10; i++) { // 可以根据需要调整线程池大小
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executor.submit(new Worker(queue));
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}
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executor.shutdown();
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try {
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// 等待所有任务完成
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executor.awaitTermination(Long.MAX_VALUE, java.util.concurrent.TimeUnit.NANOSECONDS);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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// Result<List<List<DataValue>>> tableValue = dataValueFeign.findTableValue(Long.valueOf(taskOutputInfo.getBasicId()), sql);
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return "success";
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}
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static class Worker implements Runnable {
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private final PriorityBlockingQueue<SegmentTask> queue;
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public Worker(PriorityBlockingQueue<SegmentTask> queue) {
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this.queue = queue;
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}
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@Override
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public void run() {
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while (!Thread.currentThread().isInterrupted()) {
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try {
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// 从队列中取出一个任务
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SegmentTask task = queue.take();
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// 执行任务
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task.run();
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt(); // 设置中断状态
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break;
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}
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}
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}
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}
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public void selectAndAdd(){
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}
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}
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