Examples of com.linkedin.helix.controller.stages.ClusterDataCache

  {
    try
    {
      Builder keyBuilder = accessor.keyBuilder();
      // read cluster once and do verification
      ClusterDataCache cache = new ClusterDataCache();
      cache.refresh(accessor);


      Map<String, IdealState> idealStates = cache.getIdealStates();
      if (idealStates == null)  // || idealStates.isEmpty())
      {
        // ideal state is null because ideal state is dropped
        idealStates = Collections.emptyMap();
      }

    public boolean verify()
    {
      HelixDataAccessor accessor = new ZKHelixDataAccessor( _clusterName, new ZkBaseDataAccessor(_client));
      Builder keyBuilder = accessor.keyBuilder();
      int numberOfPartitions = accessor.getProperty(keyBuilder.idealStates(_resourceName)).getRecord().getListFields().size();
      ClusterDataCache cache = new ClusterDataCache();
      cache.refresh(accessor);
      String masterValue = cache.getStateModelDef(cache.getIdealState(_resourceName).getStateModelDefRef()).getStatesPriorityList().get(0);
      int replicas = Integer.parseInt(cache.getIdealState(_resourceName).getReplicas());
      return verifyBalanceExternalView(accessor.getProperty(keyBuilder.externalView(_resourceName)).getRecord(), numberOfPartitions, masterValue, replicas, cache.getLiveInstances().size());
    }

Related Classes of com.linkedin.helix.controller.stages.ClusterDataCache

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