Package org.apache.helix.PropertyKey

Examples of org.apache.helix.PropertyKey.Builder.externalViews()

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      {
        // ideal state is null because ideal state is dropped
        idealStates = Collections.emptyMap();
      }

      Map<String, ExternalView> extViews = accessor.getChildValuesMap(keyBuilder.externalViews());
      if (extViews == null) // || extViews.isEmpty())
      {
        extViews = Collections.emptyMap();
      }
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    if (idealStates == null || idealStates.size() == 0) {
      LOG.info("No resource idealState");
      return true;
    }

    Map<String, ExternalView> extViews = accessor.getChildValuesMap(keyBuilder.externalViews());
    if (extViews == null || extViews.size() < idealStates.size()) {
      LOG.info("No externalViews | externalView.size() < idealState.size()");
      return false;
    }
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      if (notificationType == ChangeType.LIVE_INSTANCE) {
        manager.removeListener(keyBuilder.liveInstances(), _particHolder);
      } else if (notificationType == ChangeType.CONFIG) {
        manager.removeListener(keyBuilder.instanceConfigs(), _particHolder);
      } else if (notificationType == ChangeType.EXTERNAL_VIEW) {
        manager.removeListener(keyBuilder.externalViews(), _particHolder);
      } else {
        LOG.error("Unsupport notificationType:" + notificationType.toString());
      }
    }
  }
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    Assert.assertTrue(result);

    // need to verify that each ExternalView's version number is 2
    Builder keyBuilder = new Builder(clusterName);
    ZkBaseDataAccessor<ZNRecord> accessor = new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    String parentPath = keyBuilder.externalViews().getPath();
    List<String> childNames = accessor.getChildNames(parentPath, 0);

    List<String> paths = new ArrayList<String>();
    for (String name : childNames) {
      paths.add(parentPath + "/" + name);
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      return;
    }

    HelixDataAccessor accessor = changeContext.getManager().getHelixDataAccessor();
    Builder keyBuilder = accessor.keyBuilder();
    List<ExternalView> externalViewList = accessor.getChildValues(keyBuilder.externalViews());
    refresh(externalViewList, changeContext);
  }

  private void refresh(List<ExternalView> externalViewList, NotificationContext changeContext) {
    HelixDataAccessor accessor = changeContext.getManager().getHelixDataAccessor();
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    zkClient.setZkSerializer(new ZNRecordSerializer());
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(CLUSTER_NAME, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    List<ExternalView> extViews = accessor.getChildValues(keyBuilder.externalViews());
    Assert.assertNotNull(extViews);

    for (ExternalView extView : extViews) {
      String resourceName = extView.getResourceName();
      Set<String> partitionSet = extView.getPartitionSet();
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      {
        // ideal state is null because ideal state is dropped
        idealStates = Collections.emptyMap();
      }

      Map<String, ExternalView> extViews = accessor.getChildValuesMap(keyBuilder.externalViews());
      if (extViews == null) // || extViews.isEmpty())
      {
        extViews = Collections.emptyMap();
      }
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    if (idealStates == null || idealStates.size() == 0) {
      LOG.info("No resource idealState");
      return true;
    }

    Map<String, ExternalView> extViews = accessor.getChildValuesMap(keyBuilder.externalViews());
    if (extViews == null || extViews.size() < idealStates.size()) {
      LOG.info("No externalViews | externalView.size() < idealState.size()");
      return false;
    }
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  public void resetInstance(String clusterName, List<String> instanceNames) {
    // TODO: not mp-safe
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();
    List<ExternalView> extViews = accessor.getChildValues(keyBuilder.externalViews());

    Set<String> resetInstanceNames = new HashSet<String>(instanceNames);
    for (String instanceName : resetInstanceNames) {
      List<String> resetPartitionNames = new ArrayList<String>();
      for (ExternalView extView : extViews) {
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  public void resetResource(String clusterName, List<String> resourceNames) {
    // TODO: not mp-safe
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();
    List<ExternalView> extViews = accessor.getChildValues(keyBuilder.externalViews());

    Set<String> resetResourceNames = new HashSet<String>(resourceNames);
    for (ExternalView extView : extViews) {
      if (!resetResourceNames.contains(extView.getResourceName())) {
        continue;
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