Examples of org.apache.curator.retry.ExponentialBackoffRetry

org.apache.curator.retry.ExponentialBackoffRetry
Retry policy that retries a set number of times with increasing sleep time between retries

    @Test
    public void testReentrantSingleLock() throws Exception
    {
        final int THREAD_QTY = 10;


        CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new ExponentialBackoffRetry(100, 3));
        client.start();
        try
        {
            final AtomicBoolean hasLock = new AtomicBoolean(false);
            final AtomicBoolean isFirst = new AtomicBoolean(true);

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    }


    @Test
    public void testReentrant2Threads() throws Exception
    {
        CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new ExponentialBackoffRetry(100, 3));
        client.start();
        try
        {
            waitLatchForBar = new CountDownLatch(1);
            countLatchForBar = new CountDownLatch(1);

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    }


    @Test
    public void testReentrant() throws Exception
    {
        CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new ExponentialBackoffRetry(100, 3));
        client.start();
        try
        {
            InterProcessLock mutex = makeLock(client);
            foo(mutex);

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    {
        CuratorFramework client1 = null;
        CuratorFramework client2 = null;
        try
        {
            client1 = CuratorFrameworkFactory.newClient(server.getConnectString(), new ExponentialBackoffRetry(100, 3));
            client2 = CuratorFrameworkFactory.newClient(server.getConnectString(), new ExponentialBackoffRetry(100, 3));
            client1.start();
            client2.start();


            final InterProcessLock mutexForClient1 = makeLock(client1);
            final InterProcessLock mutexForClient2 = makeLock(client2);

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    private static final AtomicReference<SemaphoreClient>       activeClient = new AtomicReference<SemaphoreClient>(null);


    SemaphoreClient(String connectionString, String semaphorePath, Callable<Void> operation) throws IOException
    {
        Timing timing = new Timing();
        this.client = CuratorFrameworkFactory.newClient(connectionString, timing.session(), timing.connection(), new ExponentialBackoffRetry(100, 3));
        client.start();


        this.semaphorePath = semaphorePath;
        this.operation = operation;
    }

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            }
        }


        private void createClient() throws Exception {
            // Connect to the ZooKeeper server
            RetryPolicy retryPolicy = new ExponentialBackoffRetry(1000, 3);
            String zkConnectionString = Services.get().getConf().get("oozie.zookeeper.connection.string", "localhost:2181");
            String zkNamespace = Services.get().getConf().get("oozie.zookeeper.namespace", "Oozie");
            client = CuratorFrameworkFactory.builder()
                                                .namespace(zkNamespace)
                                                .connectString(zkConnectionString)

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     * Returns retry policy
     *
     * @return RetryPolicy
     */
    public static RetryPolicy getRetryPolicy() {
        return new ExponentialBackoffRetry(1000, 3);
    }

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    this.curatorFramework = CuratorFrameworkFactory.builder()
        .defaultData(null)
        .sessionTimeoutMs(zookeeperConfig.getSessionTimeoutMillis())
        .connectionTimeoutMs(zookeeperConfig.getConnectTimeoutMillis())
        .connectString(zookeeperConfig.getQuorum())
        .retryPolicy(new ExponentialBackoffRetry(zookeeperConfig.getRetryBaseSleepTimeMilliseconds(), zookeeperConfig.getRetryMaxTries()))
        .namespace(zookeeperConfig.getZkNamespace()).build();


    for (ConnectionStateListener connectionStateListener : connectionStateListeners) {
      curatorFramework.getConnectionStateListenable().addListener(connectionStateListener);
    }

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    CuratorFramework zkClient =
        CuratorFrameworkFactory
            .builder()
            .connectString(address)
            .namespace(namespace)
            .retryPolicy(new ExponentialBackoffRetry(1000, 1))
            .build();
    zkClient.getConnectionStateListenable().addListener(new LoggingConnectionStateListener());
    zkClient.start();
    return zkClient;
  }

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        };
        ExhibitorEnsembleProvider   provider = new ExhibitorEnsembleProvider(exhibitors, mockRestClient, "/foo", 10, new RetryOneTime(1));
        provider.pollForInitialEnsemble();


        Timing                      timing = new Timing(4);
        CuratorZookeeperClient      client = new CuratorZookeeperClient(provider, timing.session(), timing.connection(), null, new ExponentialBackoffRetry(timing.milliseconds(), 3));
        client.start();
        try
        {
            client.blockUntilConnectedOrTimedOut();
            client.getZooKeeper().exists("/", false);

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