[停车][修复]:泊链链接报错

mallinkCApi/src/main/java/com/iformall/controller/WxCarController.java

@@ -704,10 +704,14 @@ public class WxCarController extends BaseController {
         String unionId = objParams.getString(BoLinkUtil.BOLINK_UNION_ID);
         String key = objParams.getString(BoLinkUtil.BOLINK_KEY);
         String ret = BoLinkUtil.getStopFee(url, comid, unionId, key, carNumber);
-        JSONObject retObj = JSON.parseObject(ret);
-        JSONObject dataObj = retObj.getJSONObject(BoLinkUtil.BOLINK_DATA);
-        if (dataObj.getIntValue(BoLinkUtil.BOLINK_STATE) == BoLinkUtil.BOLINK_SUCCESS) {
-            return new ResultData(dataObj);
+        if (ret != null) {
+            JSONObject retObj = JSON.parseObject(ret);
+            JSONObject dataObj = retObj.getJSONObject(BoLinkUtil.BOLINK_DATA);
+            if (dataObj.getIntValue(BoLinkUtil.BOLINK_STATE) == BoLinkUtil.BOLINK_SUCCESS) {
+                return new ResultData(dataObj);
+            } else {
+                return new ResultData(ErrorCode.BOLINK_STOP_FEE_FAIL);
+            }
         } else {
             return new ResultData(ErrorCode.BOLINK_STOP_FEE_FAIL);
         }