外部添加机械设备定位-实时和报警数据信息

src/main/java/com/zhgd/xmgl/enums/ParamEnum.java

@@ -725,6 +725,4 @@ public class ParamEnum {
             this.desc = desc;
         }
     }
-
-
 }

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/controller/MechanicalEquipmentPositionDataController.java

@@ -1,27 +1,23 @@
 package com.zhgd.xmgl.modules.mechanicalequipmentposition.controller;
 
-import io.swagger.annotations.Api;
+import com.alibaba.fastjson.JSON;
-import io.swagger.annotations.ApiImplicitParam;
+import com.baomidou.mybatisplus.core.metadata.IPage;
-import io.swagger.annotations.ApiOperation;
-import io.swagger.annotations.ApiImplicitParams;
-
-import java.util.HashMap;
-
-import springfox.documentation.annotations.ApiIgnore;
-
-import java.util.List;
-
 import com.zhgd.jeecg.common.api.vo.Result;
-import org.apache.commons.collections.MapUtils;
 import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionData;
 import com.zhgd.xmgl.modules.mechanicalequipmentposition.service.IMechanicalEquipmentPositionDataService;
-
+import io.swagger.annotations.Api;
-import org.simpleframework.xml.core.Validate;
+import io.swagger.annotations.ApiImplicitParam;
-import com.baomidou.mybatisplus.core.metadata.IPage;
+import io.swagger.annotations.ApiImplicitParams;
+import io.swagger.annotations.ApiOperation;
 import lombok.extern.slf4j.Slf4j;
-
+import org.apache.commons.collections.MapUtils;
+import org.simpleframework.xml.core.Validate;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
+import springfox.documentation.annotations.ApiIgnore;
+
+import java.util.HashMap;
+import java.util.List;
 
 
 /**
@@ -125,4 +121,19 @@ public class MechanicalEquipmentPositionDataController {
         return result;
     }
 
+    @ApiOperation(value = "外部添加机械设备定位-实时和报警数据信息", notes = "外部添加机械设备定位-实时和报警数据信息", httpMethod = "POST")
+    @ApiImplicitParams({
+            @ApiImplicitParam(name = "projectSn", value = "项目sn", paramType = "body", required = true, dataType = "String"),
+    })
+    @PostMapping(value = "/addData")
+    public Result addData(@ApiIgnore @RequestBody HashMap<String, Object> paramMap) {
+        log.info("外部添加机械设备定位-实时和报警数据信息:{}", JSON.toJSONString(paramMap));
+        try {
+            mechanicalEquipmentPositionDataService.addData(paramMap);
+        } catch (Exception e) {
+            return Result.ok(e.getMessage());
+        }
+        return Result.ok();
+    }
+
 }

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/entity/MechanicalEquipmentPositionAlarm.java

@@ -4,6 +4,7 @@ import java.io.Serializable;
 import java.util.Date;
 
 import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import lombok.Data;

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/entity/MechanicalEquipmentPositionData.java

@@ -69,7 +69,7 @@ public class MechanicalEquipmentPositionData implements Serializable {
 	 * 工作状态
 	 */
 	@Excel(name = "工作状态", width = 15)
-	@ApiModelProperty(value = "工作状态")
+    @ApiModelProperty(value = "工作状态（1：ACC开(工作状态)，2：ACC关(怠速状态）")
 	private java.lang.Integer workStatus;
 	/**
 	 * 设备电量

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/entity/vo/PositionAddData.java

@@ -0,0 +1,55 @@
+package com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.vo;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+@Data
+public class PositionAddData {
+    /*
+code=200的情况
+{"Altitude":0,"Code":200,"Direction":121,"Speed":0,"Time":"2024-03-10 04:52:19","deviceid":61136981730,"devicename":61136981730,"lat":"22.734326","lon":"114.243999","stralarm":"拆除报警","strstatus":"ACC关","supplyvoltage":"0.00","voltagepercent":22}
+
+Speed：速度
+Time：当前时间
+deviceid：设备id
+devicename：设备名称
+lon：经度
+lat：纬度
+stralarm：拆除报警信息
+strstatus：工作状态（ACC开为工作状态，ACC关为怠速状态）
+supplyvoltage：设备电压（根据电压值计算电量百分比，3.7-4.2（0%-100%））
+voltagepercent：设备电量
+
+
+code=704，解析平台重启后回补数据，在外面封装了一层，里面内容一样
+{"Code":704,"Items":[{"Altitude":0,"Code":200,"Direction":121,"Speed":0,"Time":"2024-03-10 04:49:19","deviceid":61136981730,"devicename":61136981730,"lat":"22.734326","lon":"114.243999","stralarm":"拆除报警","strstatus":"ACC关","supplyvoltage":"3.70","voltagepercent":0}],"Type":1}
+
+     */
+    @JsonProperty("Altitude")
+    private Long altitude;
+    @JsonProperty("Code")
+    private Long code;
+    @JsonProperty("Direction")
+    private Long direction;
+    @JsonProperty("Speed")
+    private Long speed;
+    @JsonProperty("Time")
+    private String time;
+    @JsonProperty("deviceid")
+    private Long deviceid;
+    @JsonProperty("devicename")
+    private Long devicename;
+    @JsonProperty("lat")
+    private String lat;
+    @JsonProperty("lon")
+    private String lon;
+    @JsonProperty("stralarm")
+    private String stralarm;
+    @JsonProperty("strstatus")
+    private String strstatus;
+    @JsonProperty("supplyvoltage")
+    private String supplyvoltage;
+    @JsonProperty("voltagepercent")
+    private Long voltagepercent;
+
+}

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/service/IMechanicalEquipmentPositionDataService.java

@@ -24,4 +24,6 @@ public interface IMechanicalEquipmentPositionDataService extends IService<Mechan
     void edit(MechanicalEquipmentPositionData mechanicalEquipmentPositionData);
 
     void delete(String id);
+
+    void addData(HashMap<String, Object> paramMap);
 }

src/main/java/com/zhgd/xmgl/modules/mechanicalequipmentposition/service/impl/MechanicalEquipmentPositionDataServiceImpl.java

@@ -1,23 +1,38 @@
 package com.zhgd.xmgl.modules.mechanicalequipmentposition.service.impl;
 
-import com.zhgd.jeecg.common.execption.OpenAlertException;
+import cn.hutool.core.convert.Convert;
-import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionData;
+import cn.hutool.core.date.DateUtil;
-import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDataMapper;
+import cn.hutool.core.util.StrUtil;
-import com.zhgd.xmgl.modules.mechanicalequipmentposition.service.IMechanicalEquipmentPositionDataService;
+import com.alibaba.fastjson.JSON;
-import org.springframework.stereotype.Service;
+import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSONObject;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.zhgd.jeecg.common.system.query.QueryGenerator;
-import com.zhgd.xmgl.util.PageUtil;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zhgd.jeecg.common.execption.OpenAlertException;
+import com.zhgd.jeecg.common.system.query.QueryGenerator;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionAlarm;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionData;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionDev;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.vo.PositionAddData;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionAlarmMapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDataMapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDevMapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.service.IMechanicalEquipmentPositionDataService;
+import com.zhgd.xmgl.util.PageUtil;
+import com.zhgd.xmgl.util.RefUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.collections.MapUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
+import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
-
+import java.util.Objects;
-import com.zhgd.xmgl.util.RefUtil;
-import org.springframework.transaction.annotation.Transactional;
-import org.springframework.beans.factory.annotation.Autowired;
 
 /**
  * @Description: 机械设备定位-实时数据
@@ -27,9 +42,14 @@ import org.springframework.beans.factory.annotation.Autowired;
  */
 @Service
 @Transactional(rollbackFor = Exception.class)
+@Slf4j
 public class MechanicalEquipmentPositionDataServiceImpl extends ServiceImpl<MechanicalEquipmentPositionDataMapper, MechanicalEquipmentPositionData> implements IMechanicalEquipmentPositionDataService {
     @Autowired
     private MechanicalEquipmentPositionDataMapper mechanicalEquipmentPositionDataMapper;
+    @Autowired
+    private MechanicalEquipmentPositionDevMapper mechanicalEquipmentPositionDevMapper;
+    @Autowired
+    private MechanicalEquipmentPositionAlarmMapper alarmMapper;
 
     @Override
     public IPage<MechanicalEquipmentPositionData> queryPageList(HashMap<String, Object> paramMap) {
@@ -77,5 +97,82 @@ public class MechanicalEquipmentPositionDataServiceImpl extends ServiceImpl<Mech
         baseMapper.deleteById(id);
     }
 
+    @Override
+    @Transactional(noRollbackFor = OpenAlertException.class)
+    public void addData(HashMap<String, Object> paramMap) {
+        Integer code = MapUtils.getInteger(paramMap, "Code");
+        if (Objects.equals(code, 200)) {
+            PositionAddData data = JSONObject.parseObject(JSON.toJSONString(paramMap), PositionAddData.class);
+            insertData(data);
+        } else if (Objects.equals(code, 704)) {
+            //code=704，解析平台重启后回补数据，在外面封装了一层，里面内容一样
+            JSONObject jo = JSON.parseObject(JSON.toJSONString(paramMap));
+            JSONArray jaItems = jo.getJSONArray("Items");
+            StringBuilder sb = new StringBuilder();
+            if (jaItems.size() != 0) {
+                for (int i = 0; i < jaItems.size(); i++) {
+                    JSONObject joItem = jaItems.getJSONObject(i);
+                    PositionAddData data = JSON.parseObject(joItem.toJSONString(), PositionAddData.class);
+                    try {
+                        insertData(data);
+                    } catch (OpenAlertException e) {
+                        sb.append(e.getMessage());
+                    }
+
+                }
+            }
+            if (StrUtil.isNotBlank(sb.toString())) {
+                throw new OpenAlertException(sb.toString());
+            }
+        }
+    }
+
+    private void insertData(PositionAddData data) {
+        MechanicalEquipmentPositionDev dev = mechanicalEquipmentPositionDevMapper.selectOne(new LambdaQueryWrapper<MechanicalEquipmentPositionDev>()
+                .eq(MechanicalEquipmentPositionDev::getDevSn, data.getDeviceid()));
+        if (dev == null) {
+            log.error("设备编号不正确:{}", data.getDeviceid());
+            throw new OpenAlertException(Convert.toStr("设备编号不正确:" + data.getDeviceid()) + ",");
+        }
+
+        dev.setHeartbeatTime(new Date());
+        mechanicalEquipmentPositionDevMapper.updateById(dev);
+        MechanicalEquipmentPositionData positionData = new MechanicalEquipmentPositionData();
+        positionData.setDevSn(dev.getDevSn());
+        positionData.setLatitude(Convert.toDouble(data.getLat()));
+        positionData.setLongitude(Convert.toDouble(data.getLon()));
+        positionData.setUploadTime(DateUtil.parseDateTime(data.getTime()));
+        positionData.setSpeed(Convert.toDouble(data.getSpeed()));
+        positionData.setWorkStatus(getWorkStatus(data.getStrstatus()));
+        positionData.setEquipmentPower(Convert.toDouble(data.getVoltagepercent()));
+        positionData.setEquipmentVoltage(Convert.toDouble(data.getSupplyvoltage()));
+        positionData.setProjectSn(dev.getProjectSn());
+        baseMapper.insert(positionData);
+
+        if (StrUtil.isNotBlank(data.getStralarm())) {
+            //插入报警
+            MechanicalEquipmentPositionAlarm alarm = new MechanicalEquipmentPositionAlarm();
+            alarm.setDevSn(dev.getDevSn());
+            alarm.setEquipmentName(dev.getEquipmentName());
+            alarm.setAlarmTime(positionData.getUploadTime());
+            alarm.setAlarmInfo(data.getStralarm());
+            alarm.setProjectSn(dev.getProjectSn());
+            alarmMapper.insert(alarm);
+        }
+    }
+
+    private Integer getWorkStatus(String strstatus) {
+        if (StrUtil.isBlank(strstatus)) {
+            return null;
+        }
+        switch (strstatus) {
+            case "ACC开":
+                return 1;
+            case "ACC关":
+                return 2;
+        }
+        return null;
+    }
+
 
 }

src/main/java/com/zhgd/xmgl/modules/safetyhat/mapper/xml/SafetyHatDevMapper.xml

@@ -13,14 +13,12 @@
 
     <select id="countSafetyHatDev"
             resultType="com.zhgd.xmgl.modules.vehicleposition.entity.vo.CountVehiclePositionDevVo">
+        select t.*,t.count - t.onlineCount as offlineCount from (
         select count(*) count,
         IFNULL(sum(IFNULL(((case
         when round((UNIX_TIMESTAMP(now()) - UNIX_TIMESTAMP(heartbeat_time)) / 60) &lt;= 30
         then 1
-        else 0 end)), 0)),0) onlineCount,
+        else 0 end)), 0)),0) onlineCount
-        IFNULL(sum(IFNULL(((case
-        when round((UNIX_TIMESTAMP(now()) - UNIX_TIMESTAMP(heartbeat_time)) / 60) > 30 then 1
-        else 0 end)), 0)),0) offlineCount
         from safety_hat_dev
         where 1 = 1
         <if test="devSn != null and devSn != ''">
@@ -29,5 +27,6 @@
         <if test="projectSn != null and projectSn != ''">
             and project_sn = #{projectSn}
         </if>
+        )t
     </select>
 </mapper>

src/main/java/com/zhgd/xmgl/modules/safetyhat/service/impl/SafetyHatDevServiceImpl.java

@@ -1,7 +1,6 @@
 package com.zhgd.xmgl.modules.safetyhat.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
-import cn.hutool.core.date.DateUnit;
 import cn.hutool.core.date.DateUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
@@ -13,7 +12,6 @@ import com.zhgd.jeecg.common.system.query.QueryGenerator;
 import com.zhgd.xmgl.modules.safetyhat.entity.SafetyHatDev;
 import com.zhgd.xmgl.modules.safetyhat.mapper.SafetyHatDevMapper;
 import com.zhgd.xmgl.modules.safetyhat.service.ISafetyHatDevService;
-import com.zhgd.xmgl.modules.vehicleposition.entity.VehiclePositionDev;
 import com.zhgd.xmgl.modules.vehicleposition.entity.vo.CountVehiclePositionDevVo;
 import com.zhgd.xmgl.util.PageUtil;
 import com.zhgd.xmgl.util.RefUtil;
@@ -63,7 +61,8 @@ public class SafetyHatDevServiceImpl extends ServiceImpl<SafetyHatDevMapper, Saf
             if (online == 1) {
                 queryWrapper.ge(alias + RefUtil.fieldNameUlc(SafetyHatDev::getHeartbeatTime), dateTime);
             } else {
-                queryWrapper.lt(alias + RefUtil.fieldNameUlc(SafetyHatDev::getHeartbeatTime), dateTime);
+                queryWrapper.and(qw -> qw.lt(alias + RefUtil.fieldNameUlc(SafetyHatDev::getHeartbeatTime), dateTime).or()
+                        .isNull(alias + RefUtil.fieldNameUlc(SafetyHatDev::getHeartbeatTime)));
             }
         }
         return queryWrapper;

src/main/java/com/zhgd/xmgl/security/WebSecurityConfig.java

@@ -332,6 +332,7 @@ public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
                     .antMatchers("/xmgl/safetyHatData/add").permitAll()
                     .antMatchers("/xmgl/safetyHatDayRecord/saveData").permitAll()
                     .antMatchers("/xmgl/safetyHatAlarm/add").permitAll()
+                    .antMatchers("/xmgl/mechanicalEquipmentPositionData/addData").permitAll()
                     .antMatchers(HttpMethod.OPTIONS, "/**").anonymous()
                     .anyRequest().authenticated()       // 剩下所有的验证都需要验证.
                     .and()

src/main/java/com/zhgd/xmgl/task/MechanicalEquipmentPositionDayRecordTask.java

@@ -0,0 +1,86 @@
+package com.zhgd.xmgl.task;
+
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.util.StrUtil;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionData;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionDayRecord;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.entity.MechanicalEquipmentPositionDev;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDataMapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDayRecordMapper;
+import com.zhgd.xmgl.modules.mechanicalequipmentposition.mapper.MechanicalEquipmentPositionDevMapper;
+import com.zhgd.xmgl.modules.project.service.IProjectService;
+import com.zhgd.xmgl.util.TiandituUtil;
+import lombok.extern.slf4j.Slf4j;
+import net.javacrumbs.shedlock.core.SchedulerLock;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * 机械设备定位task
+ */
+@Slf4j
+@RestController
+@RequestMapping("xmgl/task")
+public class MechanicalEquipmentPositionDayRecordTask {
+    @Autowired
+    IProjectService projectService;
+    @Autowired
+    MechanicalEquipmentPositionDayRecordMapper mechanicalEquipmentPositionDayRecordMapper;
+    @Autowired
+    MechanicalEquipmentPositionDataMapper mechanicalEquipmentPositionDataMapper;
+    @Autowired
+    MechanicalEquipmentPositionDevMapper mechanicalEquipmentPositionDevMapper;
+
+    /**
+     * 每天计算一次轨迹距离
+     */
+    @SchedulerLock(name = "getHelmet", lockAtMostFor = 1000 * 60 * 60, lockAtLeastFor = 1000 * 60 * 7)
+    @Scheduled(cron = "0 0 2 * * ?")
+    @RequestMapping("")
+    public void getHelmet() {
+        log.info("每天计算一次昨日的轨迹距离，开始任务");
+        List<MechanicalEquipmentPositionDev> devList = mechanicalEquipmentPositionDevMapper.selectList(null);
+        for (MechanicalEquipmentPositionDev dev : devList) {
+            DateTime yesterday = DateUtil.offsetDay(DateUtil.date(), -1);
+            List<MechanicalEquipmentPositionData> dataList = mechanicalEquipmentPositionDataMapper.selectList(new LambdaQueryWrapper<MechanicalEquipmentPositionData>()
+                    .eq(MechanicalEquipmentPositionData::getDevSn, dev.getDevSn())
+                    .ge(MechanicalEquipmentPositionData::getUploadTime, DateUtil.formatDateTime(DateUtil.beginOfDay(yesterday)))
+                    .le(MechanicalEquipmentPositionData::getUploadTime, DateUtil.formatDateTime(DateUtil.endOfDay(yesterday)))
+            );
+            MechanicalEquipmentPositionDayRecord dayRecord = new MechanicalEquipmentPositionDayRecord();
+            dayRecord.setDevSn(dev.getDevSn());
+            if (dataList.size() > 1) {
+                dayRecord.setTrackDistanceDay(TiandituUtil.getDistance(getPoint(dataList.get(0)), getPoint(dataList.get(dataList.size() - 1)), getMid(dataList), 0));
+            } else {
+                dayRecord.setTrackDistanceDay(0D);
+            }
+            dayRecord.setDay(DateUtil.formatDate(yesterday));
+            dayRecord.setProjectSn(dev.getProjectSn());
+            mechanicalEquipmentPositionDayRecordMapper.insert(dayRecord);
+
+        }
+    }
+
+    private String getMid(List<MechanicalEquipmentPositionData> dataList) {
+        List<MechanicalEquipmentPositionData> subList = dataList.subList(1, dataList.size() - 1);
+        StringBuilder sb = new StringBuilder();
+        for (MechanicalEquipmentPositionData data : subList) {
+            sb.append(getPoint(data));
+            sb.append(";");
+        }
+        List<String> pointList = subList.stream().map(data -> getPoint(data)).collect(Collectors.toList());
+        return StrUtil.join(";", pointList);
+    }
+
+    private String getPoint(MechanicalEquipmentPositionData mechanicalEquipmentPositionData) {
+        return mechanicalEquipmentPositionData.getLongitude() + "," + mechanicalEquipmentPositionData.getLatitude();
+    }
+
+}

src/main/java/com/zhgd/xmgl/util/TiandituUtil.java

@@ -0,0 +1,34 @@
+package com.zhgd.xmgl.util;
+
+import cn.hutool.core.convert.Convert;
+import cn.hutool.http.HttpUtil;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class TiandituUtil {
+    static Pattern pattern = Pattern.compile("<distance>(.*)</distance>");
+
+    /**
+     * 查询轨迹距离
+     *
+     * @param orig  string	起点经纬度	是	-180,-90,180,90。
+     * @param dest  string	终点经纬度	是	-180,-90,180,90。
+     * @param mid   途径点经纬度字符串	否	途径点字符串格式：116.35506,39.92277;116.35506,39.92277两个坐标之间以分号隔开，坐标xy之间用逗号隔开(都是半角)。
+     * @param style 导航路线类型	默认0 （0：最快路线，1：最短路线，2：避开高速，3：步行）	0-3。
+     * @return
+     */
+    public static Double getDistance(String orig, String dest, String mid, Integer style) {
+        String key = "000c3ade82b69dee54ac334e750cfac0";
+        String url = "http://api.tianditu.gov.cn/drive?postStr={\"orig\":\"" + orig + "\",\"dest\":\"" + dest + "\",\"mid\":\"" + mid + "\",\"style\":\"" + style + "\"}&type=search&tk=" + key;
+        String rs = HttpUtil.get(url);
+        Matcher matcher = pattern.matcher(rs);
+        matcher.find();
+        return Convert.toDouble(matcher.group(0));
+    }
+
+    public static void main(String[] args) {
+        Double distance = getDistance("116.35506,39.92277", "116.40332,39.90025", "116.35506,39.92277;116.35506,39.92277", 0);
+        System.out.println(distance);
+    }
+}