Examples of HelixProperty

com.linkedin.helix.HelixProperty
A wrapper class for ZNRecord. Used as a base class for IdealState, CurrentState, etc.
org.apache.helix.HelixProperty
A wrapper class for ZNRecord. Used as a base class for IdealState, CurrentState, etc.

Examples of org.apache.helix.HelixProperty

      JsonMappingException, IOException {


    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));


    HelixProperty property = accessor.getProperty(propertyKey);
    ZNRecord record = property == null ? null : property.getRecord();
    return ZNRecordToJson(record);
  }

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Examples of org.apache.helix.HelixProperty

      JsonMappingException, IOException {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));


    ZNRecord record = EMPTY_ZNRECORD;
    HelixProperty property = accessor.getProperty(propertyKey);
    if (property != null) {
      record = property.getRecord();
    }
    return ObjectToJson(record);
  }

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Examples of org.apache.helix.HelixProperty

      public <T extends HelixProperty> List<T> getChildValues(PropertyKey key) {
        PropertyType type = key.getType();
        List<T> result = new ArrayList<T>();
        Class<? extends HelixProperty> clazz = key.getTypeClass();
        if (type == PropertyType.EXTERNALVIEW || type == PropertyType.IDEALSTATES) {
          HelixProperty typedInstance = HelixProperty.convertToTypedInstance(clazz, _externalView);
          result.add((T) typedInstance);
          return result;
        } else if (type == PropertyType.LIVEINSTANCES) {
          return (List<T>) HelixProperty.convertToTypedList(clazz, _liveInstances);
        }

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Examples of org.apache.helix.HelixProperty

      allCurStateMap.put(instance, Collections.unmodifiableMap(allCurStateMap.get(instance)));
    }
    _currentStateMap = Collections.unmodifiableMap(allCurStateMap);


    _idealStateRuleMap = Maps.newHashMap();
    HelixProperty clusterConfig = accessor.getProperty(keyBuilder.clusterConfig());
    if (clusterConfig != null) {
      for (String simpleKey : clusterConfig.getRecord().getSimpleFields().keySet()) {
        if (simpleKey.startsWith(IDEAL_STATE_RULE_PREFIX)) {
          String simpleValue = clusterConfig.getRecord().getSimpleField(simpleKey);
          String[] rules = simpleValue.split("(?<!\\\\),");
          Map<String, String> singleRule = Maps.newHashMap();
          for (String rule : rules) {
            String[] keyValue = rule.split("(?<!\\\\)=");
            if (keyValue.length >= 2) {

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Examples of org.apache.helix.HelixProperty

        case EXTERNAL_VIEW: {
          // check if bucketized
          BaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(_zkClient);
          List<ZNRecord> records = baseAccessor.getChildren(path, null, 0);
          for (ZNRecord record : records) {
            HelixProperty property = new HelixProperty(record);
            String childPath = path + "/" + record.getId();


            int bucketSize = property.getBucketSize();
            if (bucketSize > 0) {
              // subscribe both data-change and child-change on bucketized parent node
              // data-change gives a delete-callback which is used to remove watch
              subscribeChildChange(childPath, context);
              subscribeDataChange(childPath, context);

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Examples of org.apache.helix.HelixProperty

    _setupTool.getClusterManagementTool().addAlert(CLUSTER_NAME, _alertStr2);


    int historySize = 0;
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();
    HelixProperty property = helixDataAccessor.getProperty(keyBuilder.alertHistory());
    ZNRecord history = null;
    if (property != null) {
      history = property.getRecord();
      historySize = property.getRecord().getMapFields().size();
    }


    HealthStatsAggregator task = new HealthStatsAggregator(_controller);


    task.aggregate();

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Examples of org.apache.helix.HelixProperty

      public <T extends HelixProperty> List<T> getChildValues(PropertyKey key) {
        List<T> result = new ArrayList<T>();
        PropertyType type = key.getType();
        Class<? extends HelixProperty> clazz = key.getTypeClass();
        if (type == PropertyType.EXTERNALVIEW) {
          HelixProperty typedInstance = HelixProperty.convertToTypedInstance(clazz, _externalView);
          result.add((T) typedInstance);
          return result;
        } else if (type == PropertyType.LIVEINSTANCES) {
          return (List<T>) HelixProperty.convertToTypedList(clazz, _liveInstances);
        }

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Examples of org.apache.helix.HelixProperty

      String date = dateFormat.format(new Date());


      HelixDataAccessor accessor = manager.getHelixDataAccessor();
      Builder keyBuilder = accessor.keyBuilder();


      HelixProperty property = accessor.getProperty(keyBuilder.alertHistory());
      ZNRecord alertFiredHistory;
      if (property == null) {
        alertFiredHistory = new ZNRecord(PropertyType.ALERT_HISTORY.toString());
      } else {
        alertFiredHistory = property.getRecord();
      }
      while (alertFiredHistory.getMapFields().size() >= ALERT_HISTORY_SIZE) {
        // ZNRecord uses TreeMap which is sorted ascending internally
        String firstKey = (String) (alertFiredHistory.getMapFields().keySet().toArray()[0]);
        alertFiredHistory.getMapFields().remove(firstKey);

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Examples of org.apache.helix.HelixProperty

      case CURRENTSTATES:
      case IDEALSTATES:
      case EXTERNALVIEW:
        // check if bucketized
        if (record != null) {
          HelixProperty property = new HelixProperty(record);


          int bucketSize = property.getBucketSize();
          if (bucketSize > 0) {
            List<ZNRecord> childRecords = _baseDataAccessor.getChildren(path, null, options);
            ZNRecord assembledRecord = new ZNRecordAssembler().assemble(childRecords);


            // merge with parent node value

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Examples of org.apache.helix.HelixProperty

    case CURRENTSTATES:
    case IDEALSTATES:
    case EXTERNALVIEW:
      // check if bucketized
      if (record != null) {
        HelixProperty property = new HelixProperty(record);


        int bucketSize = property.getBucketSize();
        if (bucketSize > 0) {
          List<ZNRecord> childRecords = _baseDataAccessor.getChildren(path, null, options);
          ZNRecord assembledRecord = new ZNRecordAssembler().assemble(childRecords);


          // merge with parent node value

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