this.method不会被spring处理，不会走缓存，舍弃this方式查询

src/main/java/cn/quantgroup/xyqb/service/user/impl/UserCenterServiceImpl.java

@@ -78,7 +78,7 @@ public class UserCenterServiceImpl implements UserCenterService {
      * @return
      */
     private synchronized UserAttached createUserAttached(Long userId, String avatar, String nick) {
-        UserAttached userAttached = this.searchUserAttachedByUserId(userId);
+        UserAttached userAttached = userAttachedRepository.findByUserId(userId);
         // 更新实例
         userAttached = Optional.ofNullable(userAttached).orElse(new UserAttached());
         Timestamp now = new Timestamp(System.currentTimeMillis());