Package org.apache.curator.framework.recipes.cache

Examples of org.apache.curator.framework.recipes.cache.PathChildrenCacheListener

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    }

    private static void addListener(PathChildrenCache cache)
    {
        // a PathChildrenCacheListener is optional. Here, it's used just to log changes
        PathChildrenCacheListener listener = new PathChildrenCacheListener()
        {
            @Override
            public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
            {
                switch ( event.getType() )
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    }

    private static void addListener(PathChildrenCache cache)
    {
        // a PathChildrenCacheListener is optional. Here, it's used just to log changes
        PathChildrenCacheListener listener = new PathChildrenCacheListener()
        {
            @Override
            public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
            {
                switch ( event.getType() )
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      final MutableInt waitingFor = new MutableInt(1);
      final Object waitingForMonitor = new Object();

      // Add listener for creation/deletion of workers
      workerPathCache.getListenable().addListener(
          new PathChildrenCacheListener()
          {
            @Override
            public void childEvent(CuratorFramework client, final PathChildrenCacheEvent event) throws Exception
            {
              final Worker worker;
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          jsonMapper
      );

      // Add status listener to the watcher for status changes
      zkWorker.addListener(
          new PathChildrenCacheListener()
          {
            @Override
            public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
            {
              final String taskId;
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        curator.newNamespaceAwareEnsurePath(liveSegmentsLocation).ensure(curator.getZookeeperClient());

        loadLocalCache();

        loadQueueCache.getListenable().addListener(
            new PathChildrenCacheListener()
            {
              @Override
              public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
              {
                final ChildData child = event.getData();
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     *
     * @throws Exception
     */
    public void start() throws Exception {
      // create the watcher for future configuration updatess
        pathChildrenCache.getListenable().addListener(new PathChildrenCacheListener() {
            public void childEvent(CuratorFramework aClient, PathChildrenCacheEvent event)
                    throws Exception {
                Type eventType = event.getType();
                ChildData data = event.getData();
               
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      // Synchronize to make sure that I only create a listener once.
      synchronized (finalSubPaths) {
        if (!listeners.containsKey(parentPath)) {
          final PathChildrenCache cache = factory.make(curator, parentPath);
          cache.getListenable().addListener(
              new PathChildrenCacheListener()
              {
                private final AtomicReference<Set<String>> pathsLost = new AtomicReference<Set<String>>(null);

                @Override
                public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
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  @LifecycleStart
  public void start()
  {
    try {
      pathChildrenCache.getListenable().addListener(
          new PathChildrenCacheListener()
          {
            @Override
            public void childEvent(CuratorFramework curatorFramework, PathChildrenCacheEvent pathChildrenCacheEvent)
                throws Exception
            {
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  public UsersTracker start() throws IOException {
    LOG.debug("Starting table user tracker for path {}.", mUsersDir);
    final CountDownLatch initializationLatch = new CountDownLatch(1);

    mCache.getListenable().addListener(
        new PathChildrenCacheListener() {
          @Override
          public void childEvent(CuratorFramework client, PathChildrenCacheEvent event)
              throws Exception {
            LOG.debug("Users tracker event received for path {}: {}.", mUsersDir, event);
            switch (event.getType()) {
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    }

    private static void addListener(PathChildrenCache cache)
    {
        // a PathChildrenCacheListener is optional. Here, it's used just to log changes
        PathChildrenCacheListener listener = new PathChildrenCacheListener()
        {
            @Override
            public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception
            {
                switch ( event.getType() )
View Full Code Here
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