Package org.apache.helix

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

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    HelixDataAccessor accessor;
    accessor = _startCMResultMap.get("localhost_1231")._manager.getHelixDataAccessor();
    // drop node should fail as not disabled
    String hostName = "localhost_1231";
    String instanceUrl = getInstanceUrl("clusterTest1", hostName);
    ExternalView ev = accessor.getProperty(accessor.keyBuilder().externalView("db_11"));

    Map<String, String> paraMap = new HashMap<String, String>();
    paraMap.put(JsonParameters.MANAGEMENT_COMMAND, ClusterSetup.enablePartition);
    paraMap.put(JsonParameters.ENABLED, "false");
    paraMap.put(JsonParameters.PARTITION, "db_11_0;db_11_15");
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    boolean verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                 "clusterTest1"));
    Assert.assertTrue(verifyResult);

    ev = accessor.getProperty(accessor.keyBuilder().externalView("db_11"));
    Assert.assertEquals(ev.getStateMap("db_11_0").get(hostName), "OFFLINE");
    Assert.assertEquals(ev.getStateMap("db_11_15").get(hostName), "OFFLINE");

    paraMap.put(JsonParameters.ENABLED, "true");
    response = assertSuccessPostOperation(instanceUrl, paraMap, false);
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    verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                 "clusterTest1"));
    Assert.assertTrue(verifyResult);

    ev = accessor.getProperty(accessor.keyBuilder().externalView("db_11"));
    Assert.assertEquals(ev.getStateMap("db_11_0").get(hostName), "MASTER");
    Assert.assertEquals(ev.getStateMap("db_11_15").get(hostName), "SLAVE");
  }

  private void testInstanceOperations() throws Exception
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    response = assertSuccessPostOperation(instancesUrl, paraMap, false);
    Assert.assertTrue(response.contains("localhost_12320"));
    Assert.assertFalse(response.contains("localhost_1232\""));

    accessor = _startCMResultMap.get("localhost_1231")._manager.getHelixDataAccessor();
    String path = accessor.keyBuilder().instanceConfig("localhost_1232").getPath();
    Assert.assertFalse(_gZkClient.exists(path));

    _startCMResultMap.put("localhost_12320",
                          TestHelper.startDummyProcess(ZK_ADDR,
                                                       "clusterTest1",
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    // verify leader node
    HelixDataAccessor accessor =
        _startCMResultMap.get("controller_9001")._manager.getHelixDataAccessor();
    LiveInstance controllerLeader =
        accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(controllerLeader.getInstanceName().startsWith("controller_900"));

    accessor = _startCMResultMap.get("localhost_1232")._manager.getHelixDataAccessor();
    LiveInstance leader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    for(int i = 0; i < 5; i++)
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    LiveInstance controllerLeader =
        accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(controllerLeader.getInstanceName().startsWith("controller_900"));

    accessor = _startCMResultMap.get("localhost_1232")._manager.getHelixDataAccessor();
    LiveInstance leader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    for(int i = 0; i < 5; i++)
    {
      if(leader != null)
      {
        break;
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      if(leader != null)
      {
        break;
      }
      Thread.sleep(1000);
      leader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    }
    Assert.assertTrue(leader.getInstanceName().startsWith("controller_900"));

    boolean verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR,
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        messagesToSend.addAll(messages);
      }
    }

    List<Message> outputMessages =
        groupMessage(dataAccessor.keyBuilder(), messagesToSend, resourceMap);
    sendMessages(dataAccessor, outputMessages);

    long endTime = System.currentTimeMillis();
    logger.info("END TaskAssignmentStage.process(). took: " + (endTime - startTime)
        + " ms");
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      return;
    }

    HelixManager manager = changeContext.getManager();
    HelixDataAccessor accessor = manager.getHelixDataAccessor();
    Builder keyBuilder = accessor.keyBuilder();

    if (messages == null || messages.size() == 0)
    {
      LOG.info("No Messages to process");
      return;
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      summary.put("TotalMessages:", "" + _resultSummaryMap.size());
      summary.put("Timeout", "" + timeOut);
      _resultSummaryMap.put("Summary", summary);

      HelixDataAccessor accessor = manager.getHelixDataAccessor();
      Builder keyBuilder = accessor.keyBuilder();
      ZNRecord statusUpdate = accessor.getProperty(
          keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.toString(),
              originalMessage.getMsgId())).getRecord();

      statusUpdate.getMapFields().putAll(_resultSummaryMap);
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