Example usage for org.apache.zookeeper ZooKeeper multi

Introduction

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

Prototype

public List<OpResult> multi(Iterable<Op> ops) throws InterruptedException, KeeperException 

Source Link

Document

Executes multiple ZooKeeper operations.

Usage

From source file:com.navercorp.nbasearc.confmaster.repository.dao.zookeeper.ZkWorkflowLogDao.java

License:Apache License

@Override
public synchronized void log(long jobID, String severity, String name, String type, String clusterName,
        String msg, String jsonArg) {
    while (numLogs >= config.getServerJobWorkflowLogMax()) {
        deleteLog(getNumOfStartLog());//from  w  ww.j ava 2s .c  om
    }

    byte[] data;
    String path = pathOfLog(getLast());
    List<Op> ops = new ArrayList<Op>();
    ZkWorkflowLog workflowLog = new ZkWorkflowLog(getLast(), new Date(), jobID, type, severity, name, msg,
            clusterName, jsonArg);

    try {
        data = mapper.writeValueAsBytes(workflowLog);
        Long maxLogNo = getNumOfStartLog() + getNumLogs();

        ops.add(Op.create(path, data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));
        ops.add(Op.setData(rootPathOfLog(), String.valueOf(maxLogNo).getBytes(config.getCharset()), -1));

        ZooKeeper zk = zookeeper.getZooKeeper();
        List<OpResult> results = zk.multi(ops);
        zookeeper.handleResultsOfMulti(results);
    } catch (Exception e) {
        Logger.error(workflowLog.toString(), e);
    }
    Logger.info(workflowLog.toStringWithoutInfo());

    increaseNumLogs();
}

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From source file:org.apache.bookkeeper.zookeeper.BkZooKeeperClient.java

License:Apache License

@Override
public List<OpResult> multi(final Iterable<Op> ops) throws InterruptedException, KeeperException {
    return BkZooWorker.syncCallWithRetries(this, new ZooCallable<List<OpResult>>() {

        @Override//from   w  w  w  .  j  a  v  a 2s .  com
        public String toString() {
            return "multi";
        }

        @Override
        public List<OpResult> call() throws KeeperException, InterruptedException {
            ZooKeeper zkHandle = zk.get();
            if (null == zkHandle) {
                return BkZooKeeperClient.super.multi(ops);
            }
            return zkHandle.multi(ops);
        }

    }, operationRetryPolicy, rateLimiter, multiStats);
}

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From source file:org.apache.bookkeeper.zookeeper.ZooKeeperClient.java

License:Apache License

@Override
public List<OpResult> multi(final Iterable<Op> ops) throws InterruptedException, KeeperException {
    return ZooWorker.syncCallWithRetries(this, new ZooCallable<List<OpResult>>() {

        @Override/*www  .ja  v  a2 s .  com*/
        public String toString() {
            return "multi";
        }

        @Override
        public List<OpResult> call() throws KeeperException, InterruptedException {
            ZooKeeper zkHandle = zk.get();
            if (null == zkHandle) {
                return ZooKeeperClient.super.multi(ops);
            }
            return zkHandle.multi(ops);
        }

    }, operationRetryPolicy, rateLimiter, multiStats);
}

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From source file:org.midonet.api.tools.InitZkDirectories.java

License:Apache License

/**
 * @param args//from  w w  w .j a  v  a  2  s. co m
 * @throws IOException
 * @throws KeeperException
 * @throws InterruptedException
 */
public static void main(String[] args) throws IOException, InterruptedException, KeeperException {
    ZooKeeper zk = new ZooKeeper(args[0], 300, null);
    List<Op> ops = new ArrayList<Op>();
    ops.add(Op.create("/midonet", null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));
    ops.add(Op.create("/midonet/v1", null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));
    zk.multi(ops);

    /*
     * // TODO: Do better arg checking if (args.length != 2) { throw new
     * IllegalArgumentException( "Usage: InitZkDirectorires <API url>"); }
     * String url = args[0]; String token = args[1];
     *
     * Client client = Client.create(); WebResource webResource =
     * client.resource(url + "/admin/init"); ClientResponse response =
     * webResource.type(MediaType.APPLICATION_JSON) .header(tokenHeader,
     * token).post(ClientResponse.class, null); if (response.getStatus() !=
     * 200) { System.out.println("Error occurred:" +
     * response.getEntity(String.class)); } else {
     * System.out.println("Succeeded"); }
     */
    return;
}

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