Package org.apache.helix.PropertyKey

Examples of org.apache.helix.PropertyKey.Builder

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  StringRepresentation getIdealStateRepresentation(String clusterName, String resourceName) throws JsonGenerationException,
      JsonMappingException,
      IOException
  {
    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);

    String message =
        ClusterRepresentationUtil.getClusterPropertyAsString(zkClient,
                                                             clusterName,
                                                             keyBuilder.idealStates(resourceName),
                                                             MediaType.APPLICATION_JSON);

    StringRepresentation representation =
        new StringRepresentation(message, MediaType.APPLICATION_JSON);
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  StringRepresentation getStateModelRepresentation(String clusterName, String modelName) throws JsonGenerationException,
      JsonMappingException,
      IOException
  {
    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);

    String message =
        ClusterRepresentationUtil.getClusterPropertyAsString(zkClient,
                                                             clusterName,
                                                             keyBuilder.stateModelDef(modelName),
                                                             MediaType.APPLICATION_JSON);

    StringRepresentation representation =
        new StringRepresentation(message, MediaType.APPLICATION_JSON);
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        setupTool.getClusterManagementTool().getStateModelDefs(clusterName);
    clusterSummayRecord.setListField("stateModelDefs", models);

    HelixDataAccessor accessor =
        ClusterRepresentationUtil.getClusterDataAccessor(zkClient, clusterName);
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader != null)
    {
      clusterSummayRecord.setSimpleField("LEADER", leader.getInstanceName());
    }
    else
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  StringRepresentation getControllerStatusUpdateRepresentation(
      String zkServerAddress, String clusterName, String sessionId,
      String messageType, String messageId) throws JsonGenerationException,
      JsonMappingException, IOException
  {
    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    ZkClient zkClient = (ZkClient)getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    String message = ClusterRepresentationUtil.getPropertyAsString(
        zkClient,
        clusterName,
        keyBuilder.controllerTaskStatus(messageType, messageId),
        MediaType.APPLICATION_JSON);
    StringRepresentation representation = new StringRepresentation(message,
        MediaType.APPLICATION_JSON);
    return representation;
  }
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    // DataAccessor accessor = manager.getDataAccessor();
    HelixDataAccessor accessor = manager.getHelixDataAccessor();
    StateModelConfigGenerator generator = new StateModelConfigGenerator();
    StateModelDefinition stateModelDef =
        new StateModelDefinition(generator.generateConfigForMasterSlave());
    Builder keyBuilder = accessor.keyBuilder();
    accessor.setProperty(keyBuilder.stateModelDef("MasterSlave"), stateModelDef);

    MockHelixTaskExecutor executor = new MockHelixTaskExecutor();
    MockStateModel stateModel = new MockStateModel();
    NotificationContext context;
    executor.registerMessageHandlerFactory(MessageType.TASK_REPLY.toString(),
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  StringRepresentation getIdealStateRepresentation(String clusterName, String resourceName) throws JsonGenerationException,
      JsonMappingException,
      IOException
  {
    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);

    String message =
        ClusterRepresentationUtil.getClusterPropertyAsString(zkClient,
                                                             clusterName,
                                                             keyBuilder.idealStates(resourceName),
                                                             MediaType.APPLICATION_JSON);

    StringRepresentation representation =
        new StringRepresentation(message, MediaType.APPLICATION_JSON);
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  {
    String instanceId = host + "_" + port;

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    // ensure node is stopped
    LiveInstance liveInstance = accessor.getProperty(keyBuilder.liveInstance(instanceId));
    if (liveInstance != null)
    {
      throw new HelixException("Can't drop " + instanceId + ", please stop " + instanceId
          + " before drop it");
    }

    InstanceConfig config = accessor.getProperty(keyBuilder.instanceConfig(instanceId));
    if (config == null)
    {
      String error = "Node " + instanceId + " does not exist, cannot drop";
      _logger.warn(error);
      throw new HelixException(error);
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                           String oldInstanceName,
                           String newInstanceName)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    InstanceConfig oldConfig =
        accessor.getProperty(keyBuilder.instanceConfig(oldInstanceName));
    if (oldConfig == null)
    {
      String error = "Old instance " + oldInstanceName + " does not exist, cannot swap";
      _logger.warn(error);
      throw new HelixException(error);
    }

    InstanceConfig newConfig =
        accessor.getProperty(keyBuilder.instanceConfig(newInstanceName));
    if (newConfig == null)
    {
      String error = "New instance " + newInstanceName + " does not exist, cannot swap";
      _logger.warn(error);
      throw new HelixException(error);
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    try
    {
      ZKHelixDataAccessor accessor =
          new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(zkClient));
      Builder keyBuilder = accessor.keyBuilder();

      for (String instanceName : instanceNames)
      {
        List<String> sessionIds =
            accessor.getChildNames(keyBuilder.sessions(instanceName));

        for (String sessionId : sessionIds)
        {
          CurrentState curState =
              accessor.getProperty(keyBuilder.currentState(instanceName,
                                                           sessionId,
                                                           resourceName));

          if (curState != null && curState.getRecord().getMapFields().size() != 0)
          {
            return false;
          }
        }

        ExternalView extView =
            accessor.getProperty(keyBuilder.externalView(resourceName));

        if (extView != null && extView.getRecord().getMapFields().size() != 0)
        {
          return false;
        }
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    try
    {
      ZKHelixDataAccessor accessor =
          new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(zkClient));
      Builder keyBuilder = accessor.keyBuilder();

      for (String resGroupPartitionKey : stateMap.keySet())
      {
        Map<String, String> retMap = getResourceAndPartitionKey(resGroupPartitionKey);
        String resGroup = retMap.get("RESOURCE");
        String partitionKey = retMap.get("PARTITION");

        ExternalView extView = accessor.getProperty(keyBuilder.externalView(resGroup));
        for (String instance : stateMap.get(resGroupPartitionKey))
        {
          String actualState = extView.getStateMap(partitionKey).get(instance);
          Assert.assertNotNull(actualState, "externalView doesn't contain state for "
              + resGroup + "/" + partitionKey + " on " + instance + " (expect " + state
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Related Classes of org.apache.helix.PropertyKey.Builder

  • org.apache.helix.alerts.TestAddAlerts
  • org.apache.helix.alerts.TestAddPersistentStats
  • org.apache.helix.alerts.TestArrivingParticipantStats
  • org.apache.helix.controller.GenericHelixController
  • org.apache.helix.controller.stages.BaseStageTest
  • org.apache.helix.controller.stages.ClusterDataCache
  • org.apache.helix.controller.stages.ExternalViewComputeStage
  • org.apache.helix.controller.stages.StatsAggregationStage
  • org.apache.helix.controller.stages.TaskAssignmentStage
  • org.apache.helix.controller.stages.TestCompatibilityCheckStage
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