update 修改readme加入提问四部曲

朱杰

2021-06-24 f6dd60c05144f6a5307a9729d9fe22de16a2a0fe

 ruoyi-common/src/main/java/com/ruoyi/common/utils/DictUtils.java

@@ -156,6 +156,16 @@
    }



    /**

     * 删除指定字典缓存

     * 
     * @param key 字典键

     */

    public static void removeDictCache(String key)

    {

        SpringUtils.getBean(RedisCache.class).deleteObject(getCacheKey(key));

    }



    /**

     * 清空字典缓存

     */

    public static void clearDictCache()