故意写错误代码，测试回滚脚本

epmet-module/epmet-message/epmet-message-server/src/main/java/com/epmet/controller/MailLogController.java

@@ -37,6 +37,10 @@ public class MailLogController {
     @Autowired
     private SysMailLogService sysMailLogService;
 
+    public MailLogController() {
+        int i = 1/0;
+    }
+
     @GetMapping("page")
     @ApiOperation("分页")
     @ApiImplicitParams({