zookeeper Curator 事件监听

最新推荐文章于 2024-01-19 17:30:37 发布

原创最新推荐文章于 2024-01-19 17:30:37 发布 · 336 阅读

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PathChildrenCache watcher = new PathChildrenCache(client, ZK_PATH, true);
watcher.getListenable().addListener(new PathChildrenCacheListener() {
    @Override
    public void childEvent(CuratorFramework curatorFramework, PathChildrenCacheEvent pathChildrenCacheEvent) throws Exception {
        ChildData data = pathChildrenCacheEvent.getData();
    }
});
watcher.start(PathChildrenCache.StartMode.BUILD_INITIAL_CACHE);

NodeCache watcher = new NodeCache(client, ZK_PATH);
watcher.getListenable().addListener(new NodeCacheListener() {
    @Override
    public void nodeChanged() throws Exception {
        ChildData childData = watcher.getCurrentData();
    }
});
watcher.start();

TreeCache watcher = new TreeCache(client, ZK_PATH);
watcher.getListenable().addListener(new TreeCacheListener() {
    @Override
    public void childEvent(CuratorFramework curatorFramework, TreeCacheEvent treeCacheEvent) throws Exception {
        ChildData data = treeCacheEvent.getData();
    }
});
watcher.start();