ias订单退货申请调整

zhywpt-service-ias/src/main/java/cn/com/taiji/ias/manager/order/ReturnGoodsManager.java

 
     @Override
     protected AbstractSignTypeResponse getRes(ReturnGoodsRequest req, ServiceLogEvent event, Map<String, Object> dataStream) throws ServiceHandleException, IOException {
-        return null;
+        return new AbstractSignTypeResponse();
     }