Merge remote-tracking branch 'origin/dev' into dev_

jinpengyong

2021-09-10 c8aa05fd65cc788abc0f44494338b04993e3b4be

 screen-manage/src/main/java/com/moral/api/util/CompareFieldUtils.java

@@ -70,7 +70,7 @@
                else
                    result.setNewData(newDataObj.toString());

                if(oldDataObj==null)
                if(oldDataObj==null||oldDataObj.equals(""))
                    result.setOldData("null");
                else
                    result.setOldData(oldDataObj.toString());