拥堵路段 距离计算(修改)

zc-business/src/main/java/com/zc/business/controller/DcTrafficStatisticsController.java

@@ -576,7 +576,7 @@ public AjaxResult realTimeTrafficFlow(String startDate, String direction,String
     @GetMapping("/current/getTheCurrentCongestedSection")
     public AjaxResult getTheCurrentCongestedSection() throws HttpException, IOException {
         // 调用服务层方法，获取当前交通指标数据
-        JSONObject jsonArray = dcTrafficStatisticsService.getTheCurrentCongestedSection();
+        JSONArray jsonArray = dcTrafficStatisticsService.getTheCurrentCongestedSection();
         // 将获取到的交通指标数据封装为成功的结果并返回
         return AjaxResult.success(jsonArray);
     }

zc-business/src/main/java/com/zc/business/service/IDcTrafficStatisticsService.java

@@ -56,6 +56,6 @@ public interface IDcTrafficStatisticsService {
     Map<String,List<Map<String, Object>>> realTimeTrafficFlowHour() throws HttpException, IOException;
     List<Map<String,Object>> queryTheGantryDataByPileNumber(String startDate,String stakeMark) throws HttpException, IOException;
 
-    JSONObject getTheCurrentCongestedSection()throws HttpException, IOException;
+    JSONArray getTheCurrentCongestedSection()throws HttpException, IOException;
 
 }

zc-business/src/main/java/com/zc/business/service/impl/DcTrafficStatisticsServiceImpl.java

@@ -907,7 +907,7 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
      * @throws IOException
      */
     @Override
-    public JSONObject getTheCurrentCongestedSection()  throws HttpException, IOException {
+    public JSONArray getTheCurrentCongestedSection()  throws HttpException, IOException {
         OkHttp okHttp = new OkHttp();
 
         RequestParams requestParams = new RequestParams();
@@ -927,10 +927,12 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
         ResponseBody body = response.body();
         if (body != null) {
             JSONArray jsonArray = JSON.parseArray(body.string());
-            JSONObject jsonObject = (JSONObject) jsonArray.get(0);
+            for (Object object : jsonArray) {
+                JSONObject jsonObject = (JSONObject) object;
                 Integer asOneRoad = jsonObject.getInteger("as_one_road");
-
-            if (asOneRoad == UniversalEnum.ONE.getNumber()){
+                //as_one_road
+                //是否为同一条路，1-是，0-否
+                if (asOneRoad == UniversalEnum.ZERO.getNumber()){
 
                     String string = jsonObject.getString("list_link_info");
                     JSONArray jsonlist = JSON.parseArray(string);
@@ -962,14 +964,14 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
                     //System.out.printf("两点之间的距离为: %.2f 米%n", distanceMeters);
                     jsonObject.put("jam_dist",distanceMeters);//当前拥堵距离
 
-                return jsonObject;
-            }else {
+                }
 
             }
+        return jsonArray;
 
         }
 
-        return new JSONObject();
+        return new JSONArray();
 
     }
 
@@ -1019,6 +1021,8 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
 
         // 计算两点间的距离
         double distance = EARTH_RADIUS * c;
+        // 保留两位小数，四舍五入
+         distance= Double.parseDouble(String.format("%.5f", distance));
 
         return distance;
     }