Package org.apache.helix.manager.zk

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

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    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, _baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance liveInstance = accessor.getProperty(keyBuilder.liveInstance(instance));
    accessor.removeProperty(keyBuilder.stateTransitionStatus(instance, liveInstance.getTypedSessionId()
        .stringify(), resource, partition));

  }

  // TODO: throw exception in reset()
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    // round3: node0 removes message and controller's rebalance pipeline should be
    // triggered
    // and sends S->M to node0
    messages = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", messages.get(0)));
    Thread.sleep(1000);

    messages = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    Assert.assertEquals(messages.size(), 1);
    ZNRecord msg =
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    // round3: remove O->S for localhost_0, controller should now send O->DROPPED to
    // localhost_0
    Builder keyBuilder = accessor.keyBuilder();
    List<String> msgIds = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", msgIds.get(0)));
    HelixTestUtil.runPipeline(event, dataRefresh);
    HelixTestUtil.runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages =
        msgSelOutput.getMessages(ResourceId.from(resourceName),
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        Assert.assertTrue(callback.isFinalizeTypeInvoked());
      }
    }

    // Remove fake instance
    accessor.removeProperty(keyBuilder.liveInstance("fakeInstance"));

    // Re-enable custom-code runner
    admin.enableResource(clusterName, customCodeRunnerResource, true);
    result =
        ClusterStateVerifier
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    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, _baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance liveInstance = accessor.getProperty(keyBuilder.liveInstance(instance));
    accessor.removeProperty(keyBuilder.stateTransitionStatus(instance, liveInstance
        .getTypedSessionId().stringify(), resource, partition));

  }
  // TODO: throw exception in reset()
}
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    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance liveInstance = accessor.getProperty(keyBuilder.liveInstance(instance));
    accessor.removeProperty(keyBuilder.stateTransitionStatus(instance, liveInstance.getTypedSessionId()
        .stringify(), resource, partition));

  }

  // TODO: throw exception in reset()
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    // round3: node0 removes message and controller's rebalance pipeline should be
    // triggered
    // and sends S->M to node0
    messages = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", messages.get(0)));
    Thread.sleep(1000);

    messages = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    Assert.assertEquals(messages.size(), 1);
    ZNRecord msg =
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    // round3: remove O->S for localhost_0, controller should now send O->DROPPED to
    // localhost_0
    Builder keyBuilder = accessor.keyBuilder();
    List<String> msgIds = accessor.getChildNames(keyBuilder.messages("localhost_0"));
    accessor.removeProperty(keyBuilder.message("localhost_0", msgIds.get(0)));
    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages =
        msgSelOutput.getMessages(ResourceId.from(resourceName),
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    // create a cluster with the same id
    boolean created2 = createCluster(clusterId, accessor, MODIFIER, 2);
    Assert.assertFalse(created2); // should fail since cluster exists

    // remove a required property
    helixAccessor.removeProperty(helixAccessor.keyBuilder().liveInstances());

    // try again, should work this time
    created2 = createCluster(clusterId, accessor, MODIFIER, 2);
    Assert.assertTrue(created2);
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    // create a participant with the same id
    boolean created2 = createParticipant(participantId, accessor, MODIFIER, 2);
    Assert.assertFalse(created2); // should fail since participant exists

    // remove a required property
    helixAccessor.removeProperty(helixAccessor.keyBuilder().messages(participantId.stringify()));

    // try again, should work this time
    created2 = createParticipant(participantId, accessor, MODIFIER, 2);
    Assert.assertTrue(created2);
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