@Override
    public void unWatchInstances(final String key) {
        if (cacheMap.containsKey(key)) {
            cacheMap.get(key).forEach(CuratorCache::close);
            cacheMap.removeAll(key);
        }
    }
The type Zookeeper instance register repository.
shenyu-registry/shenyu-registry-zookeeper/src/main/java/org/apache/shenyu/registry/zookeeper/ZookeeperInstanceRegisterRepository.java