Examples of subscribeChildChanges()

Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    final String path = "/" + testName + "/test";
    client.createPersistent(path, true);

    ZkListener listener = new ZkListener();
    client.subscribeDataChanges(path, listener);
    client.subscribeChildChanges(path, listener);

    // listener should be in both ZkClient#_dataListener and ZkClient#_childListener set
    Map<String, Set<IZkDataListener>> dataListenerMap = ZkTestHelper.getZkDataListener(client);
    Assert.assertEquals(dataListenerMap.size(), 1, "ZkClient#_dataListener should have 1 listener");
    Set<IZkDataListener> dataListenerSet = dataListenerMap.get(path);
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    zkClient.createEphemeral("/" + clusterName + "/CONFIGS/CLUSTER/verify");

    ExtViewVeriferZkListener listener = new ExtViewVeriferZkListener(countDown, zkClient, verifier);

    String extViewPath = PropertyPathConfig.getPath(PropertyType.EXTERNALVIEW, clusterName);
    zkClient.subscribeChildChanges(extViewPath, listener);
    for (String child : zkClient.getChildren(extViewPath)) {
      String childPath = extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
      zkClient.subscribeDataChanges(childPath, listener);
    }
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    zkClient.createEphemeral("/" + clusterName + "/CONFIGS/CLUSTER/verify");

    ExtViewVeriferZkListener listener = new ExtViewVeriferZkListener(countDown, zkClient, verifier);

    String extViewPath = PropertyPathConfig.getPath(PropertyType.EXTERNALVIEW, clusterName);
    zkClient.subscribeChildChanges(extViewPath, listener);
    for (String child : zkClient.getChildren(extViewPath)) {
      String childPath = extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
      zkClient.subscribeDataChanges(childPath, listener);
    }
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    final String path = "/" + testName + "/test";
    client.delete(path);

    ZkListener listener = new ZkListener();
    client.subscribeDataChanges(path, listener);
    client.subscribeChildChanges(path, listener);

    ZkTestHelper.expireSession(client);

    boolean succeed = listener._childChangeCountDown.await(10, TimeUnit.SECONDS);
    Assert.assertTrue(succeed,
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    final String path = "/" + testName + "/test";
    client.createPersistent(path, true);

    ZkListener listener = new ZkListener();
    client.subscribeDataChanges(path, listener);
    client.subscribeChildChanges(path, listener);

    // listener should be in both ZkClient#_dataListener and ZkClient#_childListener set
    Map<String, Set<IZkDataListener>> dataListenerMap = ZkTestHelper.getZkDataListener(client);
    Assert.assertEquals(dataListenerMap.size(), 1, "ZkClient#_dataListener should have 1 listener");
    Set<IZkDataListener> dataListenerSet = dataListenerMap.get(path);
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    zkClient.createEphemeral("/" + clusterName + "/CONFIGS/CLUSTER/verify");

    ExtViewVeriferZkListener listener = new ExtViewVeriferZkListener(countDown, zkClient, verifier);

    String extViewPath = PropertyPathConfig.getPath(PropertyType.EXTERNALVIEW, clusterName);
    zkClient.subscribeChildChanges(extViewPath, listener);
    for (String child : zkClient.getChildren(extViewPath)) {
      String childPath = extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
      zkClient.subscribeDataChanges(childPath, listener);
    }
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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        final String path = "/" + testName + "/test";
        client.delete(path);

        ZkListener listener = new ZkListener();
        client.subscribeDataChanges(path, listener);
        client.subscribeChildChanges(path, listener);

        ZkTestHelper.expireSession(client);

        boolean succeed = listener._childChangeCountDown.await(10, TimeUnit.SECONDS);
        Assert.assertTrue(succeed, "fail to wait on child-change count-down in 10 seconds after session-expiry");
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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        final String path = "/" + testName + "/test";
        client.createPersistent(path, true);

        ZkListener listener = new ZkListener();
        client.subscribeDataChanges(path, listener);
        client.subscribeChildChanges(path, listener);

        // listener should be in both ZkClient#_dataListener and ZkClient#_childListener set
        Map<String, Set<IZkDataListener>> dataListenerMap = ZkTestHelper.getZkDataListener(client);
        Assert.assertEquals(dataListenerMap.size(), 1, "ZkClient#_dataListener should have 1 listener");
        Set<IZkDataListener> dataListenerSet = dataListenerMap.get(path);
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Examples of org.apache.helix.manager.zk.ZkClient.subscribeChildChanges()

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    ExtViewVeriferZkListener listener =
        new ExtViewVeriferZkListener(countDown, zkClient, verifier);

    String extViewPath =
        PropertyPathConfig.getPath(PropertyType.EXTERNALVIEW, clusterName);
    zkClient.subscribeChildChanges(extViewPath, listener);
    for (String child : zkClient.getChildren(extViewPath))
    {
      String childPath =
          extViewPath.equals("/") ? extViewPath + child : extViewPath + "/" + child;
      zkClient.subscribeDataChanges(childPath, listener);
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Examples of org.apache.s4.comm.topology.ZkClient.subscribeChildChanges()

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    public static CountDownLatch getConsumerReadySignal(String streamName) {
        final CountDownLatch signalAppReady = new CountDownLatch(1);

        ZkClient zkClient = new ZkClient("localhost:" + CoreTestUtils.ZK_PORT);
        // TODO check a proper app state variable. This is hacky
        zkClient.subscribeChildChanges("/s4/streams/" + streamName + "/consumers", new IZkChildListener() {

            @Override
            public void handleChildChange(String parentPath, List<String> currentChilds) throws Exception {
                if (currentChilds.size() == 1) {
                    signalAppReady.countDown();
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