优化设备调用功能返回

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

@@ -275,6 +275,7 @@ public class DcDeviceController extends BaseController {
             return ajaxResult;
         }
 
+
         Object data = JSON.parseObject(queryDeviceProperties(deviceId, propertyId, props).get("data").toString()).get("data");
         JSONArray dataArray = JSON.parseArray(data.toString());
         List<Map<String, Object>> list = new ArrayList<>();
@@ -483,7 +484,10 @@ public class DcDeviceController extends BaseController {
                     .url(iotAddress + "/api/iot/device/functions/" + deviceId + "/" + functionId) // 请求地址
                     .data(requestParams)
                     .post(); // 请求方法
-            return JSON.parseObject(response.body().string(), AjaxResult.class);
+            if (response.body() != null) {
+                return JSON.parseObject(response.body().string(), AjaxResult.class);
+            }
+            return AjaxResult.error();
         } catch (Exception e) {
             return AjaxResult.error("请求失败");
         }