Package org.apache.curator.retry

Examples of org.apache.curator.retry.RetryNTimes

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  }

  public ZKClusterCoordinator(DrillConfig config, String connect) throws IOException {
    connect = connect == null || connect.isEmpty() ? config.getString(ExecConstants.ZK_CONNECTION) : connect;
    this.serviceName = config.getString(ExecConstants.SERVICE_NAME);
    RetryPolicy rp = new RetryNTimes(config.getInt(ExecConstants.ZK_RETRY_TIMES),
      config.getInt(ExecConstants.ZK_RETRY_DELAY));
    curator = CuratorFrameworkFactory.builder()
      .namespace(config.getString(ExecConstants.ZK_ROOT))
      .connectionTimeoutMs(config.getInt(ExecConstants.ZK_TIMEOUT))
      .retryPolicy(rp)
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  public void verifyZkStore() throws Exception {
    DrillConfig config = getConfig();
    String connect = config.getString(ExecConstants.ZK_CONNECTION);
    CuratorFrameworkFactory.Builder builder = CuratorFrameworkFactory.builder()
    .namespace(config.getString(ExecConstants.ZK_ROOT))
    .retryPolicy(new RetryNTimes(1, 100))
    .connectionTimeoutMs(config.getInt(ExecConstants.ZK_TIMEOUT))
    .connectString(connect);

    try(CuratorFramework curator = builder.build()){
      curator.start();
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        try {
            _curator = CuratorFrameworkFactory.newClient(
                    zkStr,
                    Utils.getInt(conf.get(Config.STORM_ZOOKEEPER_SESSION_TIMEOUT)),
                    15000,
                    new RetryNTimes(Utils.getInt(conf.get(Config.STORM_ZOOKEEPER_RETRY_TIMES)),
                            Utils.getInt(conf.get(Config.STORM_ZOOKEEPER_RETRY_INTERVAL))));
            _curator.start();
        } catch (Exception ex) {
            LOG.error("Couldn't connect to zookeeper", ex);
        }
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    public void flappingTest() throws Exception
    {
        final CuratorFramework client =
            CuratorFrameworkFactory.builder()
                .connectString(server.getConnectString())
                .retryPolicy(new RetryNTimes(1, 500))
                .sessionTimeoutMs(30000)
                .build();

        final TestLeaderSelectorListener listener = new TestLeaderSelectorListener();
        LeaderSelector leaderSelector1 =
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    public void createProtectedNodeInBackgroundTest() throws Exception
    {
        final CuratorFramework client =
            CuratorFrameworkFactory.builder()
                .connectString(server.getConnectString())
                .retryPolicy(new RetryNTimes(2, 1))
                .connectionTimeoutMs(100)
                .sessionTimeoutMs(60000)
                .build();
        final CountDownLatch latch = new CountDownLatch(1);
        client.start();
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    public void createProtectedNodeInBackgroundTestNoRetry() throws Exception
    {
        final CuratorFramework client =
            CuratorFrameworkFactory.builder()
                .connectString(server.getConnectString())
                .retryPolicy(new RetryNTimes(0, 0))
                .connectionTimeoutMs(100)
                .sessionTimeoutMs(60000)
                .build();
        final CountDownLatch latch = new CountDownLatch(1);
        client.start();
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        final String PATH = "/foo/bar";

        CuratorFramework        client = null;
        try
        {
            client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryNTimes(0, 0));
            client.start();

            client.create().creatingParentsIfNeeded().forPath(PATH);
            Assert.assertEquals(client.checkExists().forPath(PATH).getNumChildren(), 0);
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     * Retries 25 times with delay of 200ms
     *
     * @return RetryNTimes
     */
    private static RetryPolicy getRetryPolicy() {
        return new RetryNTimes(25, 200);
    }
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    public void testListenerConnectedAtStart() throws Exception
    {
        server.close();

        Timing timing = new Timing(2);
        CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), timing.session(), timing.connection(), new RetryNTimes(0, 0));
        try
        {
            client.start();

            final CountDownLatch connectedLatch = new CountDownLatch(1);
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    {
        final int SLEEP = 1000;
        final int TIMES = 5;

        Timing timing = new Timing();
        CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), timing.session(), timing.connection(), new RetryNTimes(TIMES, SLEEP));
        try
        {
            client.start();
            client.getZookeeperClient().blockUntilConnectedOrTimedOut();
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Related Classes of org.apache.curator.retry.RetryNTimes

  • com.bazaarvoice.curator.test.ZooKeeperTest
  • io.fabric8.groups.GroupTest
  • io.fabric8.zookeeper.curator.ManagedCuratorFramework
  • io.fabric8.zookeeper.jgroups.ConfigurableZooKeeperPing
  • org.apache.curator.framework.imps.TestFrameworkBackground
  • org.apache.curator.framework.imps.TestReadOnly
  • org.apache.curator.framework.recipes.leader.TestLeaderLatch
  • org.apache.curator.framework.recipes.leader.TestLeaderSelectorEdges
  • org.apache.curator.framework.recipes.locks.TestLockCleanlinessWithFaults
  • org.apache.curator.x.rpc.configuration.RetryNTimesConfiguration
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