Package org.apache.helix

Examples of org.apache.helix.PropertyType

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        return result;
      }

      @Override
      public <T extends HelixProperty> T getProperty(PropertyKey key) {
        PropertyType type = key.getType();
        if (type == PropertyType.EXTERNALVIEW) {
          return (T) new ExternalView(_externalView);
        } else if (type == PropertyType.IDEALSTATES) {
          return (T) new IdealState(_idealState);
        }
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  }

  void addListener(HelixRole role, Object listener, PropertyKey propertyKey, ChangeType changeType,
      EventType[] eventType) {
    // checkConnected();
    PropertyType type = propertyKey.getType();

    synchronized (this) {
      if (!_handlers.containsKey(role)) {
        _handlers.put(role, new CopyOnWriteArrayList<ZkCallbackHandler>());
      }
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    _propertyKeyBuilder = new PropertyKey.Builder(_clusterName);
  }

  @Override
  public <T extends HelixProperty> boolean createProperty(PropertyKey key, T value) {
    PropertyType type = key.getType();
    String path = key.getPath();
    int options = constructOptions(type);
    boolean success = false;
    switch (type) {
    case STATEMODELDEFS:
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    return success;
  }

  @Override
  public <T extends HelixProperty> boolean setProperty(PropertyKey key, T value) {
    PropertyType type = key.getType();
    if (!value.isValid()) {
      throw new HelixException("The ZNRecord for " + type + " is not valid.");
    }

    String path = key.getPath();
    int options = constructOptions(type);

    if (type.usePropertyTransferServer()) {
      if (_zkPropertyTransferSvcUrl != null && _zkPropertyTransferClient != null) {
        ZNRecordUpdate update = new ZNRecordUpdate(path, OpCode.SET, value.getRecord());
        _zkPropertyTransferClient.enqueueZNRecordUpdate(update, _zkPropertyTransferSvcUrl);
        return true;
      }
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    return success;
  }

  @Override
  public <T extends HelixProperty> boolean updateProperty(PropertyKey key, T value) {
    PropertyType type = key.getType();
    String path = key.getPath();
    int options = constructOptions(type);

    boolean success = false;
    switch (type) {
    case CURRENTSTATES:
      success = _groupCommit.commit(_baseDataAccessor, options, path, value.getRecord());
      break;
    default:
      if (type.usePropertyTransferServer()) {
        if (_zkPropertyTransferSvcUrl != null && _zkPropertyTransferClient != null) {
          ZNRecordUpdate update = new ZNRecordUpdate(path, OpCode.UPDATE, value.getRecord());
          _zkPropertyTransferClient.enqueueZNRecordUpdate(update, _zkPropertyTransferSvcUrl);

          return true;
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    // check if bucketized
    for (int i = 0; i < keys.size(); i++) {
      PropertyKey key = keys.get(i);
      ZNRecord record = children.get(i);

      PropertyType type = key.getType();
      String path = key.getPath();
      int options = constructOptions(type);
      // ZNRecord record = null;

      switch (type) {
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    return childValues;
  }

  @Override
  public <T extends HelixProperty> T getProperty(PropertyKey key) {
    PropertyType type = key.getType();
    String path = key.getPath();
    int options = constructOptions(type);
    ZNRecord record = null;
    try {
      Stat stat = new Stat();
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    return t;
  }

  @Override
  public boolean removeProperty(PropertyKey key) {
    PropertyType type = key.getType();
    String path = key.getPath();
    int options = constructOptions(type);

    return _baseDataAccessor.remove(path, options);
  }
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    return _baseDataAccessor.remove(path, options);
  }

  @Override
  public List<String> getChildNames(PropertyKey key) {
    PropertyType type = key.getType();
    String parentPath = key.getPath();
    int options = constructOptions(type);
    List<String> childNames = _baseDataAccessor.getChildNames(parentPath, options);
    if (childNames == null) {
      childNames = Collections.emptyList();
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    return childNames;
  }

  @Override
  public <T extends HelixProperty> List<T> getChildValues(PropertyKey key) {
    PropertyType type = key.getType();
    String parentPath = key.getPath();
    int options = constructOptions(type);
    List<T> childValues = new ArrayList<T>();

    List<ZNRecord> children = _baseDataAccessor.getChildren(parentPath, null, options);
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Related Classes of org.apache.helix.PropertyType

  • org.apache.helix.manager.zk.ZkHelixConnection
  • org.apache.helix.manager.zk.ZKHelixDataAccessor
  • org.apache.helix.manager.zk.ZKHelixManager
  • org.apache.helix.messaging.TestDefaultMessagingService$MockHelixManager$MockDataAccessor
  • org.apache.helix.Mocks$MockAccessor
  • org.apache.helix.monitoring.mbeans.TestResourceMonitor$MockHelixManager$MockDataAccessor
  • org.apache.helix.TestRoutingTable
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