Example usage for org.apache.zookeeper WatchedEvent WatchedEvent

Introduction

In this page you can find the example usage for org.apache.zookeeper WatchedEvent WatchedEvent.

Prototype

public WatchedEvent(WatcherEvent eventMessage) 

Source Link

Document

Convert a WatcherEvent sent over the wire into a full-fledged WatcherEvent

Usage

From source file:com.dasasian.chok.integration.FailoverTest.java

License:Apache License

@Test(timeout = 100000)
public void testZkMasterReconnectDuringDeployment() throws Exception {
    miniCluster.deployIndex(testIndex, miniCluster.getRunningNodeCount());

    miniCluster.getMaster().shutdown();//  w  w w  .j  av a 2 s . c  o m

    ZkClient zkClient = new ZkClient(miniCluster.getZkConfiguration().getServers());
    InteractionProtocol protocol = new InteractionProtocol(zkClient, miniCluster.getZkConfiguration());
    Master master = new Master(TestMasterConfiguration.getTestConfiguration(), protocol, false);
    master.start();
    TestUtil.waitUntilBecomeMaster(master);

    final IDeployClient deployClient = new DeployClient(miniCluster.getProtocol());
    WatchedEvent event = new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.Expired.getIntValue(), null));
    for (int i = 0; i < 25; i++) {
        final String indexName = "index" + i;
        IIndexDeployFuture deployFuture = deployClient.addIndex(indexName, testIndex.getIndexPath(), 1);
        zkClient.getEventLock().lock();
        zkClient.process(event);
        zkClient.getEventLock().unlock();
        IndexState indexState = deployFuture.joinDeployment();
        assertEquals("" + deployClient.getIndexMetaData(indexName).getDeployError(), IndexState.DEPLOYED,
                indexState);

        if (indexState == IndexState.ERROR) {
            IndexDeployError deployError = protocol.getIndexMD(indexName).getDeployError();
            Set<Shard> shards = protocol.getIndexMD(indexName).getShards();
            for (Shard shard : shards) {
                List<Exception> shardErrors = deployError.getShardErrors(shard.getName());
                for (Exception errorDetail : shardErrors) {
                    errorDetail.printStackTrace();
                }
            }
            System.out.println(deployError.getErrorTrace());
        }
    }

    master.shutdown();

    zkClient.close();
}

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From source file:com.dasasian.chok.protocol.InteractionProtocolTest.java

License:Apache License

@Test
/**see CHOK-125*/
public void testConcurrentModification() throws Exception {
    ConnectedComponent component1 = Mockito.mock(ConnectedComponent.class);
    WaitingAnswer waitingAnswer = new WaitingAnswer();
    Mockito.doAnswer(waitingAnswer).when(component1).disconnect();
    protocol = zk.createInteractionProtocol();
    protocol.registerComponent(component1);
    WatchedEvent expiredEvent = new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.Expired.getIntValue(), null));
    protocol.getZkClient().process(new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.SyncConnected.getIntValue(), null)));
    protocol.getZkClient().process(expiredEvent);
    // verify(component1).disconnect();

    ConnectedComponent component2 = Mockito.mock(ConnectedComponent.class, "2ndComp");
    protocol.registerComponent(component2);
    protocol.unregisterComponent(component2);
    waitingAnswer.release();/*from   w ww  .  ja  v  a 2s .  c o m*/
    protocol.disconnect();
}

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From source file:com.navercorp.pinpoint.collector.cluster.flink.FlinkClusterService.java

License:Apache License

@PostConstruct
public void setUp() throws KeeperException, IOException, InterruptedException {
    if (!config.isFlinkClusterEnable()) {
        logger.info("flink cluster disable.");
        return;//from  w w  w . j av a  2s.  c o  m
    }

    switch (this.serviceState.getCurrentState()) {
    case NEW:
        if (this.serviceState.changeStateInitializing()) {
            logger.info("{} initialization started.", this.getClass().getSimpleName());

            ClusterManagerWatcher watcher = new ClusterManagerWatcher();
            this.client = new DefaultZookeeperClient(config.getFlinkClusterZookeeperAddress(),
                    config.getFlinkClusterSessionTimeout(), watcher);
            this.client.connect();

            this.zookeeperClusterManager = new ZookeeperClusterManager(client, PINPOINT_FLINK_CLUSTER_PATH,
                    clusterConnectionManager);
            this.zookeeperClusterManager.start();

            this.serviceState.changeStateStarted();
            logger.info("{} initialization completed.", this.getClass().getSimpleName());

            if (client.isConnected()) {
                WatcherEvent watcherEvent = new WatcherEvent(EventType.None.getIntValue(),
                        KeeperState.SyncConnected.getIntValue(), "");
                WatchedEvent event = new WatchedEvent(watcherEvent);
                watcher.process(event);
            }
        }
        break;
    case INITIALIZING:
        logger.info("{} already initializing.", this.getClass().getSimpleName());
        break;
    case STARTED:
        logger.info("{} already started.", this.getClass().getSimpleName());
        break;
    case DESTROYING:
        throw new IllegalStateException("Already destroying.");
    case STOPPED:
        throw new IllegalStateException("Already stopped.");
    case ILLEGAL_STATE:
        throw new IllegalStateException("Invalid State.");
    }
}

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From source file:com.navercorp.pinpoint.collector.cluster.zookeeper.ZookeeperClusterService.java

License:Apache License

@PostConstruct
@Override//from w  w  w  .ja va2s .c o m
public void setUp() throws KeeperException, IOException, InterruptedException {
    if (!config.isClusterEnable()) {
        logger.info("pinpoint-collector cluster disable.");
        return;
    }

    switch (this.serviceState.getCurrentState()) {
    case NEW:
        if (this.serviceState.changeStateInitializing()) {
            logger.info("{} initialization started.", this.getClass().getSimpleName());

            ClusterManagerWatcher watcher = new ClusterManagerWatcher();
            this.client = new DefaultZookeeperClient(config.getClusterAddress(),
                    config.getClusterSessionTimeout(), watcher);
            this.client.connect();

            this.profilerClusterManager = new ZookeeperProfilerClusterManager(client, serverIdentifier,
                    clusterPointRouter.getTargetClusterPointRepository());
            this.profilerClusterManager.start();

            this.webClusterManager = new ZookeeperWebClusterManager(client, PINPOINT_WEB_CLUSTER_PATH,
                    serverIdentifier, clusterConnectionManager);
            this.webClusterManager.start();

            this.serviceState.changeStateStarted();
            logger.info("{} initialization completed.", this.getClass().getSimpleName());

            if (client.isConnected()) {
                WatcherEvent watcherEvent = new WatcherEvent(EventType.None.getIntValue(),
                        KeeperState.SyncConnected.getIntValue(), "");
                WatchedEvent event = new WatchedEvent(watcherEvent);

                watcher.process(event);
            }
        }
        break;
    case INITIALIZING:
        logger.info("{} already initializing.", this.getClass().getSimpleName());
        break;
    case STARTED:
        logger.info("{} already started.", this.getClass().getSimpleName());
        break;
    case DESTROYING:
        throw new IllegalStateException("Already destroying.");
    case STOPPED:
        throw new IllegalStateException("Already stopped.");
    case ILLEGAL_STATE:
        throw new IllegalStateException("Invalid State.");
    }
}

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From source file:net.sf.katta.integrationTest.FailoverTest.java

License:Apache License

@Test(timeout = 100000)
public void testZkMasterReconnectDuringDeployment() throws Exception {
    deployTestIndices(1, getNodeCount());
    _miniCluster.getMaster().shutdown();

    ZkClient zkClient = new ZkClient(_miniCluster.getZkConfiguration().getZKServers());
    InteractionProtocol protocol = new InteractionProtocol(zkClient, _miniCluster.getZkConfiguration());
    Master master = new Master(protocol, false);
    master.start();/*from  ww  w .j  av a 2s  .  co  m*/
    TestUtil.waitUntilBecomeMaster(master);

    final IDeployClient deployClient = new DeployClient(_protocol);
    WatchedEvent event = new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.Expired.getIntValue(), null));
    for (int i = 0; i < 25; i++) {
        final String indexName = "index" + i;
        IIndexDeployFuture deployFuture = deployClient.addIndex(indexName, INDEX_FILE.getAbsolutePath(), 1);
        zkClient.getEventLock().lock();
        zkClient.process(event);
        zkClient.getEventLock().unlock();
        IndexState indexState = deployFuture.joinDeployment();
        assertEquals("" + deployClient.getIndexMetaData(indexName).getDeployError(), IndexState.DEPLOYED,
                indexState);

        if (indexState == IndexState.ERROR) {
            IndexDeployError deployError = protocol.getIndexMD(indexName).getDeployError();
            Set<Shard> shards = protocol.getIndexMD(indexName).getShards();
            for (Shard shard : shards) {
                List<Exception> shardErrors = deployError.getShardErrors(shard.getName());
                for (Exception exception : shardErrors) {
                    exception.printStackTrace();
                }
            }
            deployError.getException().printStackTrace();
        }
    }
}

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From source file:net.sf.katta.protocol.InteractionProtocolTest.java

License:Apache License

@Test
/**see KATTA-125*/
public void testConcurrentModification() throws Exception {
    ConnectedComponent component1 = mock(ConnectedComponent.class);
    WaitingAnswer waitingAnswer = new WaitingAnswer();
    doAnswer(waitingAnswer).when(component1).disconnect();
    _protocol = _zk.createInteractionProtocol();
    _protocol.registerComponent(component1);
    WatchedEvent expiredEvent = new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.Expired.getIntValue(), null));
    _protocol.getZkClient().process(new WatchedEvent(
            new WatcherEvent(EventType.None.getIntValue(), KeeperState.SyncConnected.getIntValue(), null)));
    _protocol.getZkClient().process(expiredEvent);
    // verify(component1).disconnect();

    ConnectedComponent component2 = mock(ConnectedComponent.class, "2ndComp");
    _protocol.registerComponent(component2);
    _protocol.unregisterComponent(component2);
    waitingAnswer.release();// www.jav a 2s. c o  m
    _protocol.disconnect();
}

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