Package org.apache.helix

Examples of org.apache.helix.HelixManager.connect()

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  @Test
  public void TestSpectator() throws Exception {
    HelixManager relayHelixManager =
        HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, null, InstanceType.SPECTATOR, ZK_ADDR);

    relayHelixManager.connect();
    relayHelixManager.addExternalViewChangeListener(this);

    _setupTool.addResourceToCluster(CLUSTER_NAME, "NextDB", 64, STATE_MODEL);
    _setupTool.rebalanceStorageCluster(CLUSTER_NAME, "NextDB", 3);
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    try {
      manager =
          HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, "localhost_" + (START_PORT + 1),
              InstanceType.PARTICIPANT, ZK_ADDR);
      manager.connect();
      Assert.fail("Should fail on connect() since cluster structure is not set up");
    } catch (HelixException e) {
      // OK
    }
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    try {
      manager =
          HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, "localhost_" + (START_PORT + 3),
              InstanceType.PARTICIPANT, ZK_ADDR);
      manager.connect();
      Assert.fail("Should fail on connect() since cluster structure is not set up");
    } catch (HelixException e) {
      // OK
    }
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    try {
      manager =
          HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, "localhost_" + (START_PORT + 1),
              InstanceType.PARTICIPANT, ZK_ADDR);
      manager.connect();
      Assert.fail("Should fail on connect() since cluster structure is not set up");
    } catch (HelixException e) {
      // OK
    }
    if (manager != null) {
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    try {
      manager =
          HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, "localhost_" + (START_PORT + 1),
              InstanceType.PARTICIPANT, ZK_ADDR);
      manager.connect();
      Assert.fail("Should fail on connect() since cluster structure is not set up");
    } catch (HelixException e) {
      // OK
    }
    if (manager != null) {
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    try {
      HelixManager manager =
          HelixManagerFactory.getZKHelixManager(clusterName, null, InstanceType.SPECTATOR,
              zkConnectString);

      manager.connect();
      manager.addExternalViewChangeListener(_routingTableProvider);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
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    StateMachineEngine stateMach = manager.getStateMachineEngine();
    stateMach.registerStateModelFactory("MasterSlave", stateModelFactory);
    stateMach.registerStateModelFactory("LeaderStandby", stateModelFactory1);
    stateMach.registerStateModelFactory("OnlineOffline", stateModelFactory2);

    manager.connect();
    // manager.getMessagingService().registerMessageHandlerFactory(MessageType.STATE_TRANSITION.toString(),
    // genericStateMachineHandler);
    return manager;
  }
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    // Registers and starts controller
    LOG.info("Starts controller");
    HelixManager controller =
        HelixManagerFactory.getZKHelixManager(clusterName, null, InstanceType.CONTROLLER, zkAddr);
    controller.connect();

    // Registers and starts participant
    LOG.info("Starts participant");
    String hostname = "localhost";
    String instanceId = String.format("%s_%d", hostname, 1);
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    String instanceId = String.format("%s_%d", hostname, 1);
    clusterSetup.addInstanceToCluster(clusterName, instanceId);
    HelixManager participant =
        HelixManagerFactory.getZKHelixManager(clusterName, instanceId, InstanceType.PARTICIPANT,
            zkAddr);
    participant.connect();

    LOG.info("Register state machine");
    final CountDownLatch latch = new CountDownLatch(1);
    participant.getStateMachineEngine().registerStateModelFactory("OnlineOffline",
        new StateModelFactory<StateModel>() {
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  public void testInvocation() throws Exception {

    HelixManager testHelixManager =
        HelixManagerFactory.getZKHelixManager(clusterName, "localhost_8900",
            InstanceType.PARTICIPANT, ZK_ADDR);
    testHelixManager.connect();

    TestZKCallback test = new TestZKCallback();

    TestZKCallback.TestCallbackListener testListener = test.new TestCallbackListener();
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