package com.stylefeng.guns.modular.system.service.impl;
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import com.alibaba.fastjson.JSONArray;
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import com.baomidou.mybatisplus.service.impl.ServiceImpl;
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import com.stylefeng.guns.core.util.ToolUtil;
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import com.stylefeng.guns.modular.system.dao.OrderPositionMapper;
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import com.stylefeng.guns.modular.system.model.OrderPosition;
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import com.stylefeng.guns.modular.system.service.IOrderPositionService;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Service
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public class OrderPositionServiceImpl extends ServiceImpl<OrderPositionMapper, OrderPosition> implements IOrderPositionService {
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@Resource
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private OrderPositionMapper orderPositionMapper;
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@Value("${filePath}")
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private String filePath;
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/**
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* 获取轨迹数据
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* @param orderId
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* @param orderType
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* @return
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* @throws Exception
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*/
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@Override
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public List<Map<String, Object>> queryTrack(Integer orderId, Integer orderType) throws Exception {
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// return orderPositionMapper.queryTrack(orderId, orderType);
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//将数据存储到文件中
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File file = new File(filePath + orderId + "_" + orderType + ".txt");
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if(!file.exists()){
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return new ArrayList<>();
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}
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//读取文件(字符流)
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BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));
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//循环取出数据
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String str = null;
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StringBuffer sb = new StringBuffer();
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while ((str = in.readLine()) != null) {
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sb.append(str);
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}
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List<OrderPosition> list = JSONArray.parseArray(sb.toString(), OrderPosition.class);
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List<Map<String, Object>> lonlat = new ArrayList<>();
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for(OrderPosition orderPosition : list){
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Map<String, Object> map = new HashMap<>();
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map.put("lon", orderPosition.getLon());
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map.put("lat", orderPosition.getLat());
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lonlat.add(map);
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}
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return lonlat;
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}
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/**
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* 获取坐标文件中的坐标数据
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* @param orderId
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* @param orderType
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* @return
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* @throws Exception
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*/
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@Override
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public List<OrderPosition> queryPosition(Integer orderId, Integer orderType) throws Exception{
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//将数据存储到文件中
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File file = new File(filePath + orderId + "_" + orderType + ".txt");
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if(!file.exists()){
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return new ArrayList<>();
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}
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//读取文件(字符流)
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BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));
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//循环取出数据
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String str = null;
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StringBuffer sb = new StringBuffer();
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while ((str = in.readLine()) != null) {
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sb.append(str);
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}
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List<OrderPosition> list = new ArrayList<>();
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if(ToolUtil.isNotEmpty(sb.toString())){
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list = JSONArray.parseArray(sb.toString(), OrderPosition.class);
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}
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System.err.println("坐标：" + sb);
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return list;
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}
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}
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