'判断redis中是否存在access_key这个key值的处理逻辑'

service-iot/service-iot-biz/src/main/java/com/usky/iot/controller/web/WeChatController.java

@@ -324,7 +324,7 @@ public class WeChatController {
         Integer infoId = requestVO.getInfoId();
         String openId = requestVO.getOpenId();
 
-        if(Objects.isNull(redisHelper.get("access_key"))){
+        if(!redisHelper.hasKey("access_key")){
             redisHelper.set("access_time",LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
             redisHelper.set("access_key",this.getWeChatAccessToken());
         }else{