Package org.apache.helix.PropertyKey

Examples of org.apache.helix.PropertyKey.Builder.externalView()

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    testListener.Reset();
    HelixDataAccessor accessor = testHelixManager.getHelixDataAccessor();
    Builder keyBuilder = accessor.keyBuilder();

    ExternalView extView = new ExternalView("db-12345");
    accessor.setProperty(keyBuilder.externalView("db-12345"), extView);
    Thread.sleep(100);
    AssertJUnit.assertTrue(testListener.externalViewChangeReceived);
    testListener.Reset();

    CurrentState curState = new CurrentState("db-12345");
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            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()) {
        instancesSet.add(instance);
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        }
      }
      if (instances == 0) {
        instances = liveInstanceMap.size();
      }
      ExternalView ev = accessor.getProperty(keyBuilder.externalView(_resourceName));
      if (ev == null) {
        return false;
      }
      return verifyBalanceExternalView(ev.getRecord(), numberOfPartitions, masterValue.toString(),
          replicas, instances);
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          if (curState != null && curState.getRecord().getMapFields().size() != 0) {
            return false;
          }
        }

        ExternalView extView = accessor.getProperty(keyBuilder.externalView(resourceName));

        if (extView != null && extView.getRecord().getMapFields().size() != 0) {
          return false;
        }
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      for (String resGroupPartitionKey : stateMap.keySet()) {
        Map<String, String> retMap = getResourceAndPartitionKey(resGroupPartitionKey);
        String resGroup = retMap.get("RESOURCE");
        String partitionKey = retMap.get("PARTITION");

        ExternalView extView = accessor.getProperty(keyBuilder.externalView(resGroup));
        for (String instance : stateMap.get(resGroupPartitionKey)) {
          String actualState = extView.getStateMap(partitionKey).get(instance);
          Assert.assertNotNull(actualState, "externalView doesn't contain state for " + resGroup
              + "/" + partitionKey + " on " + instance + " (expect " + state + ")");
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    // make sure schemata external view is empty
    ZkBaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    ExternalView extView = accessor.getProperty(keyBuilder.externalView("schemata"));
    Assert.assertEquals(extView.getPartitionSet().size(), 0,
        "schemata externalView should be empty but was \"" + extView + "\"");

    // clean up
    controller.syncStop();
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    ExternalView externalView =
        new ExternalView(computeRoutingTable(instanceNames, partitions, replicas, dbName,
            randomSeed));

    accessor.setProperty(keyBuilder.externalView(dbName), externalView);
  }

  public ZNRecord computeRoutingTable(List<String> instanceNames, int partitions, int replicas,
      String dbName, long randomSeed) {
    assert (instanceNames.size() > replicas);
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    boolean result = true;
    ZkBaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(zkclient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();

    ExternalView extView = accessor.getProperty(keyBuilder.externalView(resourceName));
    Map<String, Map<String, String>> actualStateMap = extView.getRecord().getMapFields();
    for (String partition : actualStateMap.keySet()) {
      for (String expectPartiton : expectStateMap.keySet()) {
        if (!partition.matches(expectPartiton)) {
          continue;
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    MockHelixManager manager = new MockHelixManager();
    ResourceMonitor monitor = new ResourceMonitor(_clusterName, _dbName);

    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();
    ExternalView externalView = helixDataAccessor.getProperty(keyBuilder.externalView(_dbName));
    IdealState idealState = helixDataAccessor.getProperty(keyBuilder.idealStates(_dbName));

    monitor.updateExternalView(externalView, idealState);

    AssertJUnit.assertEquals(monitor.getDifferenceWithIdealStateGauge(), 0);
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            .verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);
    HelixDataAccessor accessor = _participants[0].getHelixDataAccessor();

    Builder kb = accessor.keyBuilder();
    ExternalView ev = accessor.getProperty(kb.externalView(TEST_DB));
    for (PartitionId p : idealState.getPartitionIdSet()) {
      ParticipantId idealMaster = idealState.getPreferenceList(p).get(0);
      Assert.assertTrue(ev.getStateMap(p).get(idealMaster).equals(State.from("ERROR")));

      TimeOutStateModel model = factories.get(idealMaster.stringify()).getStateModel(p.stringify());
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