//    @Autowired
    private CacheManager cacheManager;
// 清空缓存
cacheManager.getCache(CacheConstants.CLIENT_DETAILS_KEY).evict(auth2Authentication.getName());

    @Bean
    public CacheManager redisCacheManager() {
        RedisCacheManager cacheManager = new RedisCacheManager(redisTemplate());
        //默认300秒过期
        cacheManager.setDefaultExpiration(Constants.Expiration);
        // 启动时加载远程缓存
        cacheManager.setLoadRemoteCachesOnStartup(true);
        //是否使用前缀生成器
        cacheManager.setUsePrefix(true);

        return cacheManager;
    }