完课备注修复

fs-service/src/main/java/com/fs/qw/service/impl/QwExternalContactServiceImpl.java

@@ -2178,8 +2178,8 @@ public class QwExternalContactServiceImpl extends ServiceImpl<QwExternalContactM
 
     @Override
     public QwUser getQwUserByRedisForId(String qwUserId) {
-        if(qwUserId==null|| !qwUserId.isEmpty()){
-            return  null;
+        if(StringUtils.isEmpty(qwUserId)){
+            return null;
         }
         String redisKey = "qwUserRdById:" + qwUserId;