Examples of org.apache.helix.HelixDataAccessor.updateProperty()

Class org.apache.helix.HelixDataAccessor

Examples of org.apache.helix.HelixDataAccessor.updateProperty()

org.apache.helix.HelixDataAccessor.updateProperty()
Updates a property using newvalue.merge(oldvalue) @param key @param value @return true if the update was successful

      IdealState delta = new IdealState(resourceId);
      delta.setDeltaList(deltaList);


      // Remove the finished (COMPLETED or ERROR) tasks from the SCHEDULER_TASK_RESOURCE idealstate
      keyBuilder = accessor.keyBuilder();
      accessor.updateProperty(keyBuilder.idealStates(resourceId.stringify()), delta);
    }
  }


}

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      // TODO: change to use asyncSet
      for (PropertyKey key : csUpdate.keySet()) {
        // logger.info("updateCS: " + key);
        // System.out.println("\tupdateCS: " + key.getPath() + ", " +
        // curStateMap.get(key));
        accessor.updateProperty(key, csUpdate.get(key));
      }
    }
  }


  // will not return until all sub-message executions are done

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      PropertyKey key =
          keyBuilder.currentState(instanceName, sessionId.stringify(), resource.stringify(),
              bucketizer.getBucketName(partitionId.stringify()));
      if (_message.getAttribute(Attributes.PARENT_MSG_ID) == null) {
        // normal message
        accessor.updateProperty(key, _currentStateDelta);
      } else {
        // sub-message of a batch message
        ConcurrentHashMap<String, CurrentStateUpdate> csUpdateMap =
            (ConcurrentHashMap<String, CurrentStateUpdate>) _notificationContext
                .get(MapKey.CURRENT_STATE_UPDATE.toString());

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        // if transit from ERROR state, disable the partition
        if (_message.getTypedFromState().toString().equalsIgnoreCase(HelixDefinedState.ERROR.toString())) {
          disablePartition();
        }
        accessor.updateProperty(keyBuilder.currentState(instanceName, _message.getTypedTgtSessionId()
            .stringify(), resourceId.stringify()), currentStateDelta);
      }
    } finally {
      StateTransitionError error = new StateTransitionError(type, code, e);
      _stateModel.rollbackOnError(_message, _notificationContext, error);

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          accessor.getProperty(
              keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.toString(), _message
                  .getMessageId().stringify())).getRecord();


      statusUpdate.getMapFields().put("SentMessageCount", sendSummary);
      accessor.updateProperty(keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.toString(),
          _message.getMessageId().stringify()), new StatusUpdate(statusUpdate));
    }


    private int findTopPartitionId(IdealState currentTaskQueue) {
      int topId = 0;

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    LiveInstance instance = helixDataAccessor.getProperty(propertyKey);


    Map<String, String> map = new TreeMap<String, String>();
    map.put("k1", "v1");
    instance.getRecord().setMapField("test", map);
    Assert.assertTrue(helixDataAccessor.updateProperty(propertyKey, instance),
        "Failed to update live instance node");


    instances = changeList.poll(1, TimeUnit.SECONDS);
    Assert.assertNotNull(instances, "Expecting a list of live instance");
    Assert.assertEquals(instances.get(0).getRecord().getMapField("test"), map, "Wrong map data.");

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          summary.put("CompletedMessages", "" + completedTasksNum);


          controllerStatusUpdate.getRecord().setMapField("Summary", summary);
        }
        // Update the statusUpdate of controllerMsgId
        accessor.updateProperty(controllerStatusUpdateKey, controllerStatusUpdate);
      }
    }


    if (finishedTasks.getListFields().size() > 0) {
      ZNRecordDelta znDelta = new ZNRecordDelta(finishedTasks, MergeOperation.SUBTRACT);

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      IdealState delta = new IdealState(resourceId);
      delta.setDeltaList(deltaList);


      // Remove the finished (COMPLETED or ERROR) tasks from the SCHEDULER_TASK_RESOURCE idealstate
      keyBuilder = accessor.keyBuilder();
      accessor.updateProperty(keyBuilder.idealStates(resourceId.stringify()), delta);
    }
  }


}

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    // find a task
    for (String resource : _admin.getResourcesInCluster(_clusterName)) {
      IdealState is = _admin.getResourceIdealState(_clusterName, resource);
      if (is.getStateModelDefRef().equals(TaskConstants.STATE_MODEL_NAME)) {
        HelixDataAccessor accessor = _manager.getHelixDataAccessor();
        accessor.updateProperty(accessor.keyBuilder().idealStates(resource), is);
        break;
      }
    }
  }

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   * @param resource the name of the resource changed to triggering the execution
   */
  public static void invokeRebalance(HelixManager manager, String resource) {
    // The pipeline is idempotent, so touching an ideal state is enough to trigger a pipeline run
    HelixDataAccessor accessor = manager.getHelixDataAccessor();
    accessor.updateProperty(accessor.keyBuilder().idealStates(resource), new IdealState(resource));
  }


  /**
   * Get a ScheduleConfig from a workflow config string map
   * @param cfg the string map

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