Package org.apache.helix

Examples of org.apache.helix.NotificationContext

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    {
      logger.info("Cluster is paused. Ignoring the event:" + event.getName());
      return;
    }

    NotificationContext context = null;
    if (event.getAttribute("changeContext") != null)
    {
      context = (NotificationContext) (event.getAttribute("changeContext"));
    }

    // Initialize _clusterStatusMonitor
    if (context != null)
    {
      if (context.getType() == Type.FINALIZE)
      {
        if (_clusterStatusMonitor != null)
        {
          _clusterStatusMonitor.reset();
          _clusterStatusMonitor = null;
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          };
        }
        return _mockAccessor;
      }
    };
    changeContext = new NotificationContext(manager);
  }
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    System.out.println("START TestDefaultControllerMsgHandlerFactory at " + new Date(System.currentTimeMillis()));

    DefaultControllerMessageHandlerFactory facotry = new DefaultControllerMessageHandlerFactory();

    Message message = new Message(MessageType.NO_OP, "0");
    NotificationContext context = new NotificationContext(null);

    boolean exceptionCaught = false;
    try
    {
      MessageHandler handler = facotry.createHandler(message, context);
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    message.setResourceName("TestDB");
    message.setTgtName("localhost");
    message.setStateModelDef("MasterSlave");
    message.setStateModelFactoryName(HelixConstants.DEFAULT_STATE_MODEL_FACTORY);
    MockStateModel stateModel = new MockStateModel();
    NotificationContext context;
    MockManager manager = new MockManager("clusterName");
//    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);

    context = new NotificationContext(manager);
    CurrentState currentStateDelta = new CurrentState("TestDB");
    currentStateDelta.setState("TestDB_0", "OFFLINE");

    HelixStateTransitionHandler stHandler = new HelixStateTransitionHandler(stateModel, message,
        context, currentStateDelta, executor);
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    message.setResourceName("TestDB");
    message.setTgtName("localhost");
    message.setStateModelDef("MasterSlave");
    message.setStateModelFactoryName(HelixConstants.DEFAULT_STATE_MODEL_FACTORY);
    MockStateModelAnnotated stateModel = new MockStateModelAnnotated();
    NotificationContext context;

    MockManager manager = new MockManager("clusterName");
//    DataAccessor accessor = manager.getDataAccessor();
    HelixDataAccessor accessor = manager.getHelixDataAccessor();

    StateModelConfigGenerator generator = new StateModelConfigGenerator();
    StateModelDefinition stateModelDef = new StateModelDefinition(
        generator.generateConfigForMasterSlave());
//    accessor.setProperty(PropertyType.STATEMODELDEFS, stateModelDef, "MasterSlave");
    Builder keyBuilder = accessor.keyBuilder();
    accessor.setProperty(keyBuilder.stateModelDef("MasterSlave"), stateModelDef);


    context = new NotificationContext(manager);
   
    CurrentState currentStateDelta = new CurrentState("TestDB");
    currentStateDelta.setState("TestDB_0", "OFFLINE");

    HelixStateTransitionHandler stHandler = new HelixStateTransitionHandler(stateModel, message,
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  public void init()
  {
    updateNotificationTime(System.nanoTime());
    try
    {
      NotificationContext changeContext = new NotificationContext(_manager);
      changeContext.setType(NotificationContext.Type.INIT);
      invoke(changeContext);
    }
    catch (Exception e)
    {
      ZKExceptionHandler.getInstance().handle(e);
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    try
    {
      updateNotificationTime(System.nanoTime());
      if (dataPath != null && dataPath.startsWith(_path))
      {
        NotificationContext changeContext = new NotificationContext(_manager);
        changeContext.setType(NotificationContext.Type.CALLBACK);
        invoke(changeContext);
      }
    }
    catch (Exception e)
    {
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    try
    {
      updateNotificationTime(System.nanoTime());
      if (dataPath != null && dataPath.startsWith(_path))
      {
        NotificationContext changeContext = new NotificationContext(_manager);
        changeContext.setType(NotificationContext.Type.CALLBACK);
        _zkClient.unsubscribeChildChanges(dataPath, this);
        invoke(changeContext);
      }
    }
    catch (Exception e)
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    try
    {
      updateNotificationTime(System.nanoTime());
      if (parentPath != null && parentPath.startsWith(_path))
      {
        NotificationContext changeContext = new NotificationContext(_manager);
        changeContext.setType(NotificationContext.Type.CALLBACK);
        invoke(changeContext);
      }
    }
    catch (Exception e)
    {
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   */
  public void reset()
  {
    try
    {
      NotificationContext changeContext = new NotificationContext(_manager);
      changeContext.setType(NotificationContext.Type.FINALIZE);
      invoke(changeContext);
    }
    catch (Exception e)
    {
      ZKExceptionHandler.getInstance().handle(e);
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Related Classes of org.apache.helix.NotificationContext

  • org.apache.helix.controller.GenericHelixController
  • org.apache.helix.controller.GenericHelixController$RebalanceTask
  • org.apache.helix.manager.zk.CallbackHandler
  • org.apache.helix.manager.zk.TestDefaultControllerMsgHandlerFactory
  • org.apache.helix.manager.zk.ZkCallbackHandler
  • org.apache.helix.messaging.handling.HelixStateTransitionHandler
  • org.apache.helix.messaging.handling.HelixTaskExecutor
  • org.apache.helix.messaging.handling.TestHelixTaskExecutor
  • org.apache.helix.messaging.TestAsyncCallbackSvc
  • org.apache.helix.monitoring.mbeans.TestClusterStatusMonitor
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