首页交通流报错

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

@@ -243,7 +243,10 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
         JSONArray jsonArray = null;
 
         if (body != null) {
-            jsonArray = JSON.parseArray(body.string());
+            String jsonString = body.string();
+            if (JSON.isValidArray(jsonString)) {
+                jsonArray = JSON.parseArray(jsonString);
+            }
         }
 
         Map<String, Integer> map = new HashMap<>();
@@ -704,37 +707,39 @@ public class DcTrafficStatisticsServiceImpl implements IDcTrafficStatisticsServi
 
         ResponseBody body = response.body();
         if (body != null) {
-            JSONArray jsonArray = JSON.parseArray(body.string());
-            Map<String, Integer> sumByName = new LinkedHashMap<>();
-            Integer totalFlow1 = 0;
-            List<Map<String, String>> list = new ArrayList();
-            for (Object item : jsonArray) { // 这里做了微调，直接遍历jsonArray的Object
-                JSONObject jsonObject = (JSONObject) item;
+            String jsonString = body.string();
+            if (JSON.isValidArray(jsonString)) {
+                JSONArray jsonArray = JSON.parseArray(jsonString);
+                Map<String, Integer> sumByName = new LinkedHashMap<>();
+                Integer totalFlow1 = 0;
+                List<Map<String, String>> list = new ArrayList();
+                for (Object item : jsonArray) { // 这里做了微调，直接遍历jsonArray的Object
+                    JSONObject jsonObject = (JSONObject) item;
 
-                totalFlow1 = totalFlow1 + jsonObject.getInteger("total_flow");
+                    totalFlow1 = totalFlow1 + jsonObject.getInteger("total_flow");
 
-                // 获取当前时间
-                LocalTime now = LocalTime.now();
-                // 获取当前小时数（24小时制）
-                int currentHour = now.getHour();
-                if (jsonObject.getInteger("data_hour") == currentHour) {
-                    String name = jsonObject.getString("ts_name"); // 更安全的取值方式
-                    int totalFlow = jsonObject.getInteger("total_flow"); // 专门针对Integer类型
+                    // 获取当前时间
+                    LocalTime now = LocalTime.now();
+                    // 获取当前小时数（24小时制）
+                    int currentHour = now.getHour();
+                    if (jsonObject.getInteger("data_hour") == currentHour) {
+                        String name = jsonObject.getString("ts_name"); // 更安全的取值方式
+                        int totalFlow = jsonObject.getInteger("total_flow"); // 专门针对Integer类型
 
-                    sumByName.put(name, totalFlow);
+                        sumByName.put(name, totalFlow);
+                    }
                 }
+                System.out.println("总数===：" + totalFlow1);
+                // 正确创建新的映射对象并添加到list中
+                for (Map.Entry<String, Integer> entry : sumByName.entrySet()) {
+                    Map<String, String> singleResult = new LinkedHashMap<>(); // 每次循环都创建一个新的映射
+                    singleResult.put("name", entry.getKey());
+                    singleResult.put("value", entry.getValue().toString());
+                    list.add(singleResult);
+                }
+                return list;
             }
-            System.out.println("总数===：" + totalFlow1);
-            // 正确创建新的映射对象并添加到list中
-            for (Map.Entry<String, Integer> entry : sumByName.entrySet()) {
-                Map<String, String> singleResult = new LinkedHashMap<>(); // 每次循环都创建一个新的映射
-                singleResult.put("name", entry.getKey());
-                singleResult.put("value", entry.getValue().toString());
-                list.add(singleResult);
-            }
-            return list;
         }
-
         return new ArrayList();
     }