Package org.apache.helix.manager.zk

Examples of org.apache.helix.manager.zk.ZKHelixDataAccessor.keyBuilder()

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        ClusterStateVerifier.verifyByZkCallback(new ExternalViewBalancedVerifier(_gZkClient,
            CLUSTER_NAME, db2));
    Assert.assertTrue(result);
    HelixDataAccessor accessor =
        new ZKHelixDataAccessor(CLUSTER_NAME, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();
    ExternalView ev = accessor.getProperty(keyBuilder.externalView(db2));
    Set<String> instancesSet = new HashSet<String>();
    for (String partitionName : ev.getRecord().getMapFields().keySet()) {
      Map<String, String> assignmentMap = ev.getRecord().getMapField(partitionName);
      for (String instance : assignmentMap.keySet()) {
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    @Override
    public boolean verify() {
      HelixDataAccessor accessor =
          new ZKHelixDataAccessor(_clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
      Builder keyBuilder = accessor.keyBuilder();
      int numberOfPartitions;
      try {
        numberOfPartitions =
            accessor.getProperty(keyBuilder.idealStates(_resourceName)).getRecord().getListFields()
                .size();
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    zkClient.setZkSerializer(new ZNRecordSerializer());

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

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

        for (String sessionId : sessionIds) {
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    zkClient.setZkSerializer(new ZNRecordSerializer());

    try {
      ZKHelixDataAccessor accessor =
          new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(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");
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      zkClient = new ZkClient(_zkAddr, ZkClient.DEFAULT_CONNECTION_TIMEOUT);
      zkClient.setZkSerializer(new ZNRecordSerializer());
      HelixDataAccessor accessor =
          new ZKHelixDataAccessor(_manager.getClusterName(), new ZkBaseDataAccessor(zkClient));
      Builder keyBuilder = accessor.keyBuilder();

      IdealState idealState = new IdealState(_resourceName);
      idealState.setRebalanceMode(RebalanceMode.SEMI_AUTO);
      idealState.setReplicas(StateModelToken.ANY_LIVEINSTANCE.toString());
      idealState.setNumPartitions(1);
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        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));

    String cmd = "-zkSvr " + ZK_ADDR + " -enableCluster " + clusterName + " false";
    ClusterSetup.processCommandLineArgs(cmd.split(" "));

    tmpAccessor.setProperty(tmpAccessor.keyBuilder().pause(), new PauseSignal("pause"));
    zkClient.close();

    // wait for controller to be signaled by pause
    Thread.sleep(1000);
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  public void verifyEnabled(ZkClient zkClient, String clusterName, String instance,
      boolean wantEnabled) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    InstanceConfig config = accessor.getProperty(keyBuilder.instanceConfig(instance));
    AssertJUnit.assertEquals(wantEnabled, config.getInstanceEnabled());
  }
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  }

  public void verifyReplication(ZkClient zkClient, String clusterName, String resource, int repl) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    IdealState idealState = accessor.getProperty(keyBuilder.idealStates(resource));
    for (String partitionName : idealState.getPartitionSet()) {
      if (idealState.getRebalanceMode() == RebalanceMode.SEMI_AUTO) {
        AssertJUnit.assertEquals(repl, idealState.getPreferenceList(partitionName).size());
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  }

  protected void setupStateModel(String clusterName) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    StateModelDefinition masterSlave =
        new StateModelDefinition(StateModelConfigGenerator.generateConfigForMasterSlave());
    accessor.setProperty(keyBuilder.stateModelDef(masterSlave.getId()), masterSlave);
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  protected List<IdealState> setupIdealState(String clusterName, int[] nodes, String[] resources,
      int partitions, int replicas) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_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);
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