跑定时任务（开关）

ScheduledExecutorService service = Executors.newScheduledThreadPool(1);
service.scheduleAtFixedRate(new SwitchTask(), 1, 1, TimeUnit.MINUTES);

 /**
     * 定时更新缓存中的key
     * @author xuchuanbao1
     *
     */
    private class  SwitchTask implements Runnable{
        @Override
        public void run() {
            for( String key : switchList) {
                try {
//                  logger.info("switch begin=== "+key);
                    String value = r2mClusterClient.get(key);
                    if (StringUtils.isNotBlank(value)) {
                        SwitchCacheMapUtils.switchMap.put(key, value);
                    }
                    logger.info("switch end=== "+key+" value:"+value);
                } catch (Exception e) {
                    logger.error("excute  load  cacheR2m_swtich ", e);
                }
            }
        }
    }