Package org.apache.helix

Examples of org.apache.helix.PropertyKey

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      }
    }

    try {
      // Update the ZK current state of the node
      PropertyKey key =
          keyBuilder.currentState(instanceName, sessionId, resource,
              bucketizer.getBucketName(partitionKey));
      if (_message.getAttribute(Attributes.PARENT_MSG_ID) == null) {
        // normal message
        accessor.updateProperty(key, _currentStateDelta);
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  @Override
  public void addConfigChangeListener(ScopedConfigChangeListener listener, ConfigScopeProperty scope)
      throws Exception {
    Builder keyBuilder = new Builder(_clusterName);

    PropertyKey propertyKey = null;
    switch (scope) {
    case CLUSTER:
      propertyKey = keyBuilder.clusterConfigs();
      break;
    case PARTICIPANT:
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    }
    List<ZNRecord> children = _baseDataAccessor.get(paths, null, 0);

    // 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) {
      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
            if (assembledRecord != null) {
              record.getSimpleFields().putAll(assembledRecord.getSimpleFields());
              record.getListFields().putAll(assembledRecord.getListFields());
              record.getMapFields().putAll(assembledRecord.getMapFields());
            }
          }
        }
        break;
      default:
        break;
      }

      @SuppressWarnings("unchecked")
      T t = (T) HelixProperty.convertToTypedInstance(key.getTypeClass(), record);
      childValues.add(t);
    }

    return childValues;
  }
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    // TODO: add validation
    int options = -1;
    List<String> paths = new ArrayList<String>();
    List<ZNRecord> records = new ArrayList<ZNRecord>();
    for (int i = 0; i < keys.size(); i++) {
      PropertyKey key = keys.get(i);
      PropertyType type = key.getType();
      String path = key.getPath();
      paths.add(path);
      HelixProperty value = children.get(i);
      records.add(value.getRecord());
      options = constructOptions(type);
    }
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        new ArrayList<List<String>>(Collections.<List<String>> nCopies(keys.size(), null));
    List<List<ZNRecord>> bucketizedRecords =
        new ArrayList<List<ZNRecord>>(Collections.<List<ZNRecord>> nCopies(keys.size(), null));

    for (int i = 0; i < keys.size(); i++) {
      PropertyKey key = keys.get(i);
      PropertyType type = key.getType();
      String path = key.getPath();
      paths.add(path);
      options = constructOptions(type);

      HelixProperty value = children.get(i);
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    for (String session : sessions) {
      if (session.equals(sessionId)) {
        continue;
      }

      PropertyKey key = _keyBuilder.currentStates(participantName, session);
      LOG.info("Removing current states from previous sessions. path: " + key.getPath());
      _accessor.removeProperty(key);
    }
  }
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    }
    List<ZNRecord> children = _baseDataAccessor.get(paths, null, 0);

    // 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) {
      case RESOURCEASSIGNMENTS:
      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
            if (assembledRecord != null) {
              record.getSimpleFields().putAll(assembledRecord.getSimpleFields());
              record.getListFields().putAll(assembledRecord.getListFields());
              record.getMapFields().putAll(assembledRecord.getMapFields());
            }
          }
        }
        break;
      default:
        break;
      }

      @SuppressWarnings("unchecked")
      T t = (T) HelixProperty.convertToTypedInstance(key.getTypeClass(), record);
      childValues.add(t);
    }

    return childValues;
  }
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    // TODO: add validation
    int options = -1;
    List<String> paths = new ArrayList<String>();
    List<ZNRecord> records = new ArrayList<ZNRecord>();
    for (int i = 0; i < keys.size(); i++) {
      PropertyKey key = keys.get(i);
      PropertyType type = key.getType();
      String path = key.getPath();
      paths.add(path);
      HelixProperty value = children.get(i);
      records.add(value.getRecord());
      options = constructOptions(type);
    }
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        new ArrayList<List<String>>(Collections.<List<String>> nCopies(keys.size(), null));
    List<List<ZNRecord>> bucketizedRecords =
        new ArrayList<List<ZNRecord>>(Collections.<List<ZNRecord>> nCopies(keys.size(), null));

    for (int i = 0; i < keys.size(); i++) {
      PropertyKey key = keys.get(i);
      PropertyType type = key.getType();
      String path = key.getPath();
      paths.add(path);
      options = constructOptions(type);

      HelixProperty value = children.get(i);
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        String instance = _manager.getInstanceName();
        String sessionId = _message.getTgtSessionId();
        String resource = _message.getResourceName();
        String partitionName = _message.getPartitionName();
        ZNRecordBucketizer bucketizer = new ZNRecordBucketizer(_message.getBucketSize());
        PropertyKey key =
            accessor.keyBuilder().currentState(instance, sessionId, resource,
                bucketizer.getBucketName(partitionName));
        ZNRecord rec = new ZNRecord(resource);
        Map<String, String> map = new TreeMap<String, String>();
        map.put(CurrentState.CurrentStateProperty.REQUESTED_STATE.name(), null);
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Related Classes of org.apache.helix.PropertyKey

  • org.apache.helix.api.accessor.ParticipantAccessor
  • org.apache.helix.controller.stages.ClusterDataCache
  • org.apache.helix.controller.stages.ExternalViewComputeStage
  • org.apache.helix.controller.stages.TestResourceValidationStage
  • org.apache.helix.integration.task.TestTaskRebalancer
  • org.apache.helix.integration.TestSchedulerMessage
  • org.apache.helix.integration.TestSchemataSM
  • org.apache.helix.manager.zk.TestZKLiveInstanceData
  • org.apache.helix.manager.zk.ZkBaseDataAccessor
  • org.apache.helix.manager.zk.ZkClient
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