fix 修复代码生成器空值更新报错问题

Yjoioooo

2022-03-05 a32cc879cc651f7f1c51d30f916456aa39f22242

 ruoyi-framework/src/main/java/com/ruoyi/framework/handler/PlusDataPermissionHandler.java

@@ -79,7 +79,7 @@
            DataPermissionHelper.setVariable("user", currentUser);
        }
        // 如果是超级管理员，则不过滤数据
        if (ObjectUtil.isNull(currentUser) || LoginHelper.isAdmin(currentUser.getUserId())) {
        if (LoginHelper.isAdmin()) {
            return where;
        }
        String dataFilterSql = buildDataFilter(dataColumns, isSelect);