Package com.linkedin.helix.PropertyKey

Examples of com.linkedin.helix.PropertyKey.Builder

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  {
    ZkClient zkClient = new ZkClient(ZkIntegrationTestBase.ZK_ADDR);
    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();
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  protected String getCurrentLeader(ZkClient zkClient, String clusterName)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader == null)
    {
      return null;
    }
    return leader.getInstanceName();
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  public void createExternalView(List<String> instanceNames, int partitions,
      int replicas, String dbName, long randomSeed)
  {
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(client));
    Builder keyBuilder = accessor.keyBuilder();

    ExternalView externalView = new ExternalView(computeRoutingTable(instanceNames, partitions,
                                                                     replicas, dbName, randomSeed));

    accessor.setProperty(keyBuilder.externalView(dbName), externalView);
  }
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                                String resource,
                                int repl)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    IdealState idealState = accessor.getProperty(keyBuilder.idealStates(resource));
    for (String partitionName : idealState.getPartitionSet())
    {
      if (idealState.getIdealStateMode() == IdealStateModeProperty.AUTO)
      {
        AssertJUnit.assertEquals(repl, idealState.getPreferenceList(partitionName).size());
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  protected void setupStateModel(String clusterName)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    StateModelConfigGenerator generator = new StateModelConfigGenerator();
    StateModelDefinition masterSlave =
        new StateModelDefinition(generator.generateConfigForMasterSlave());
    accessor.setProperty(keyBuilder.stateModelDef(masterSlave.getId()), masterSlave);

    StateModelDefinition leaderStandby =
        new StateModelDefinition(generator.generateConfigForLeaderStandby());
    accessor.setProperty(keyBuilder.stateModelDef(leaderStandby.getId()), leaderStandby);

    StateModelDefinition onlineOffline =
        new StateModelDefinition(generator.generateConfigForOnlineOffline());
    accessor.setProperty(keyBuilder.stateModelDef(onlineOffline.getId()), onlineOffline);

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

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


    ZNRecord record = null;
    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader != null)
    {
      record = leader.getRecord();
    }
    else
    {
      record = new ZNRecord("");
      DateFormat formatter = new SimpleDateFormat("yyyyMMdd-HHmmss.SSSSSS");
      String time = formatter.format(new Date());
      Map<String, String> contentMap = new TreeMap<String, String>();
      contentMap.put("AdditionalInfo", "No leader exists");
      record.setMapField(Level.HELIX_INFO + "-" + time, contentMap);
    }
   
    boolean paused = (accessor.getProperty(keyBuilder.pause()) == null? false : true);
    record.setSimpleField(PropertyType.PAUSE.toString(), "" + paused);

    String retVal = ClusterRepresentationUtil.ZNRecordToJson(record);
    StringRepresentation representation =
        new StringRepresentation(retVal, MediaType.APPLICATION_JSON);
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                                             int partitions,
                                             int replicas)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    List<IdealState> idealStates = new ArrayList<IdealState>();
    List<String> instances = new ArrayList<String>();
    for (int i : nodes)
    {
      instances.add("localhost_" + i);
    }

    for (String resourceName : resources)
    {
      IdealState idealState = new IdealState(resourceName);
      for (int p = 0; p < partitions; p++)
      {
        List<String> value = new ArrayList<String>();
        for (int r = 0; r < replicas; r++)
        {
          int n = nodes[(p + r) % nodes.length];
          value.add("localhost_" + n);
        }
        idealState.getRecord().setListField(resourceName + "_" + p, value);
      }

      idealState.setReplicas(Integer.toString(replicas));
      idealState.setStateModelDefRef("MasterSlave");
      idealState.setIdealStateMode(IdealStateModeProperty.AUTO.toString());
      idealState.setNumPartitions(partitions);
      idealStates.add(idealState);

      // System.out.println(idealState);
      accessor.setProperty(keyBuilder.idealStates(resourceName), idealState);
    }
    return idealStates;
  }
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  protected void setupLiveInstances(String clusterName, int[] liveInstances)
  {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    for (int i = 0; i < liveInstances.length; i++)
    {
      String instance = "localhost_" + liveInstances[i];
      LiveInstance liveInstance = new LiveInstance(instance);
      liveInstance.setSessionId("session_" + liveInstances[i]);
      liveInstance.setHelixVersion("0.0.0");
      accessor.setProperty(keyBuilder.liveInstance(instance), liveInstance);
    }
  }
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    LiveInstance liveInstance = new LiveInstance(_instanceName);
    liveInstance.setSessionId(_sessionId);
//    _fileDataAccessor.setProperty(PropertyType.LIVEINSTANCES, liveInstance.getRecord(),
//        _instanceName);
   
    Builder keyBuilder = _accessor.keyBuilder();
    _accessor.setProperty(keyBuilder.liveInstance(_instanceName), liveInstance);

  }
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    String instanceSessionId =
        ClusterRepresentationUtil.getInstanceSessionId(zkClient,
                                                       clusterName,
                                                       instanceName);

    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    String message =
        ClusterRepresentationUtil.getInstancePropertiesAsString(zkClient,
                                                                  clusterName,
                                                                  keyBuilder.stateTransitionStatus(instanceName,
                                                                                                   instanceSessionId,
                                                                                                   resourceGroup),
                                                                  // instanceSessionId
                                                                  // + "__"
                                                                  // + resourceGroup,
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Related Classes of com.linkedin.helix.PropertyKey.Builder

  • com.linkedin.helix.alerts.TestAddAlerts
  • com.linkedin.helix.alerts.TestAddPersistentStats
  • com.linkedin.helix.alerts.TestArrivingParticipantStats
  • com.linkedin.helix.controller.GenericHelixController
  • com.linkedin.helix.controller.stages.BaseStageTest
  • com.linkedin.helix.controller.stages.ClusterDataCache
  • com.linkedin.helix.controller.stages.HealthDataCache
  • com.linkedin.helix.controller.stages.StatsAggregationStage
  • com.linkedin.helix.controller.stages.TaskAssignmentStage
  • com.linkedin.helix.controller.stages.TestCompatibilityCheckStage
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